CN209159085U - A kind of flexible compound solar heat protection casing - Google Patents
A kind of flexible compound solar heat protection casing Download PDFInfo
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- CN209159085U CN209159085U CN201822102953.5U CN201822102953U CN209159085U CN 209159085 U CN209159085 U CN 209159085U CN 201822102953 U CN201822102953 U CN 201822102953U CN 209159085 U CN209159085 U CN 209159085U
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Abstract
The utility model discloses a kind of flexible compound solar heat protection casings, including internal layer, outer layer and middle layer, the internal layer is silicon rubber tube layer, the outer layer is the compound solar heat protection layer of cloth of aluminium foil, and the middle layer is followed successively by the low heat-conductive coating layer of aeroge, phase change energy storage paint layer, flame-retardant insulating paint layer and quartz glass fibre layer from the inside to the outside.The outer layer of silicon rubber tube layer is the low heat-conductive coating layer of aeroge, its thermal coefficient that solar heat protection casing can be effectively reduced, to reduce the heat into next layer of phase change energy storage paint layer, and phase change energy storage paint layer can store heat in transmission process, extend the energy transmission time just as thermal resistance, reduce temperature gradient, flame-retardant insulating paint layer, it not only can be effectively fire-retardant, it improves the anti-of solar heat protection casing and burns performance, and there is lower thermal coefficient, heat-insulated effect can be further functioned as.The high temperature resistance of the flexible compound solar heat protection casing is extremely excellent, has extremely wide application prospect.
Description
Technical field
The utility model relates to space material technical fields, are related specifically to a kind of flexible compound solar heat protection casing.
Background technique
Recently as the continuous development of space flight, more and more aerospace crafts are admitted in the space of the length and breadth of land, people
Therefore higher anti-insulation requirement is proposed to thermally protective materials used in thermal protection system in aircraft.It is sent out according to l-G simulation test
It is existing, majority for wrapping up the solar heat protection casings of cable under vacuum heated environment, due to its thermal coefficient is excessively high, it is anti-burn performance compared with
Difference is easy charing, decomposition is swum in aircraft cabin.In view of cabin inner part component is exposed, the solar heat protection casing of decomposition
There are electric conductivity, are easily attached on exposed component under vacuum conditions, to cause the risk of short circuit.
Ceramic base thermally protective materials have the advantages that airflow washes away, is fire-retardant, but due to space phase in aircraft cabin
To narrow, cable, core wire built in thermal protection system reticulate laying, protective materials used necessarily require it is flexible preferably and matter
Gently, and ceramic base thermally protective materials are obviously unable to reach above-mentioned requirements, significantly limit its application in thermally protective materials.
In addition, ceramic base thermally protective materials although have certain airflow wash away, flame retardant effect, but the thermal coefficient of the material compared with
Height be easy to cause the surface temperature of core wire excessively high and is broken down under higher heat-flux conditions.
Utility model content
That the technical problem to be solved by the present invention is to provide a kind of thermal coefficients is lower, anti-burns the soft of better performances
Property compound solar heat protection casing, which can be applied in aerospace craft and plays extremely excellent high temperature resistant effect
Fruit.
To solve the above-mentioned problems, using following technical scheme: a kind of flexible compound solar heat protection casing, including internal layer, outer layer
And middle layer, the internal layer be silicon rubber tube layer, the outer layer be the compound solar heat protection layer of cloth of aluminium foil, the middle layer from the inside to the outside according to
Secondary is the low heat-conductive coating layer of aeroge, phase change energy storage paint layer, flame-retardant insulating paint layer and quartz glass fibre layer.
Wherein, the low heat-conductive coating layer of the aeroge with a thickness of 0.15-0.25mm, the thickness of the phase change energy storage paint layer
Degree be 0.4-0.6mm, the flame-retardant insulating paint layer with a thickness of 0.8-1.2mm.
Preferably, the low heat-conductive coating layer of the aeroge with a thickness of 0.2mm, the phase change energy storage paint layer with a thickness of
0.5mm, the flame-retardant insulating paint layer with a thickness of 1.0mm.
Preferably, the internal diameter of the silicon rubber tube layer is 20mm.
Preferably, aromatic polyamide paper is provided between the quartz glass fibre layer and the compound solar heat protection layer of cloth of aluminium foil
Layer.
Compared to the prior art, the utility model has the following beneficial effects: silicon rubber in the flexible compound solar heat protection casing
Sebific duct layer is for coating cable, anti-fight tear-proof, and more environmental protection；The outer layer of silicon rubber tube layer is the low heat-conductive coating of aeroge
Layer, can be effectively reduced the thermal coefficient of solar heat protection casing, to reduce the heat into next layer of phase change energy storage paint layer；
And phase change energy storage paint layer can store heat in transmission process, extend the energy transmission time just as thermal resistance, subtract
Few temperature gradient；Flame-retardant insulating paint layer not only can it is effectively fire-retardant, improve the anti-of solar heat protection casing and burn performance, but also have compared with
Low thermal coefficient can further function as heat-insulated effect.The above three coatings layer is combined and is arranged in sequence, it will
The high temperature resistance for significantly improving final gained flexible compound solar heat protection casing, has extremely wide application prospect.
Detailed description of the invention
Fig. 1 is the cross-sectional structure schematic diagram of flexible compound solar heat protection casing in the utility model.
Fig. 2 is a kind of cross-sectional structure signal of preferred embodiment of flexible compound solar heat protection casing in the utility model
Figure.
In figure:
1 --- silicon rubber tube layer 2 --- the low heat-conductive coating layer 3 of aeroge --- phase change energy storage paint layer
4 --- the compound solar heat protection layer of cloths of flame-retardant insulating paint layer 5 --- quartz glass fibre layer 6 --- aluminium foil
7 --- aromatic polyamide paper layer.
Specific embodiment
For the ease of the understanding of those skilled in the art, the utility model is made below with reference to embodiment and attached drawing further
Explanation, the content that embodiment refers to not is restriction to the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.
A kind of flexible compound solar heat protection casing, as shown in Figure 1, including internal layer, outer layer and middle layer, internal layer is silicon rubber tube layer
1, outer layer is the compound solar heat protection layer of cloth 6 of aluminium foil, and middle layer is followed successively by the low heat-conductive coating layer 2 of aeroge from the inside to the outside, phase-change accumulation energy applies
The bed of material 3, flame-retardant insulating paint layer 4 and quartz glass fibre layer 5.
Silicon rubber tube layer 1 in the flexible compound solar heat protection casing is for coating cable, anti-fight tear-proof, and more ring
It protects；The outer layer of silicon rubber tube layer 1 is the low heat-conductive coating layer 2 of aeroge, and the thermal coefficient of solar heat protection casing can be effectively reduced, from
And reduce the heat into next layer of phase change energy storage paint layer；And phase change energy storage paint layer 3 can be by heat in transmission process
It stores, extends the energy transmission time just as thermal resistance, reduce temperature gradient；Flame-retardant insulating paint layer 4 can not only have
Imitate it is fire-retardant, improve the anti-of solar heat protection casing and burn performance, and there is lower thermal coefficient, heat-insulated work can be further functioned as
With.The above three coatings layer is combined and is arranged in sequence, final gained flexible compound solar heat protection casing will be significantly improved
High temperature resistance.
In the above-described embodiments, the low heat-conductive coating 2 of aeroge with a thickness of 0.15-0.25mm, phase change energy storage paint layer 3
With a thickness of 0.4-0.6mm, flame-retardant insulating paint layer 4 with a thickness of 0.8-1.2mm.The setting of the above thickness advantageously allows this reality
With the various aspects thermal protective performance of the flexible compound solar heat protection casing in novel obtain it is more balanced it is whole promoted, and reduce flexibility
The overall thickness of compound solar heat protection casing, significantly reduces production cost.
As preferred embodiment a kind of in the utility model, the low heat-conductive coating layer 2 of aeroge with a thickness of 0.2mm,
Phase change energy storage paint layer 3 with a thickness of 0.5mm, flame-retardant insulating paint layer 4 with a thickness of 1.0mm.
As preferred embodiment a kind of in the utility model, the internal diameter of silicon rubber tube layer 1 is 20mm.
As preferred embodiment a kind of in the utility model, as shown in Fig. 2, quartz glass fibre layer and aluminium foil are compound
Aromatic polyamide paper layer 7 is provided between solar heat protection layer of cloth.Aromatic polyamide paper layer 7 is made of aromatic polyamide paper,
Not only thinner thickness, mechanical property are preferable, but also being applied in the utility model in flexible compound solar heat protection casing can be
Substantially under the premise of not increasing integral thickness, insulation performance, thermal protective performance and the flame retardant property of solar heat protection casing are further promoted.
Above-described embodiment is the preferable implementation of the utility model, and in addition to this, the utility model can be with other sides
Formula realizes that any obvious replacement is in the protection model of the utility model under the premise of not departing from the technical program design
Within enclosing.
In order to allow those of ordinary skill in the art more easily understand the improvement of the utility model compared with the existing technology it
Place, some attached drawings of the utility model and description have been simplified, and for the sake of clarity, present specification is omitted one
A little other elements, the element that those of ordinary skill in the art should be aware that these are omitted also may make up the interior of the utility model
Hold.
Claims (5)
1. a kind of flexible compound solar heat protection casing, which is characterized in that including internal layer, outer layer and middle layer, the internal layer is silicon rubber
Tube layer (1), the outer layer are the compound solar heat protection layer of cloth (6) of aluminium foil, and the middle layer is followed successively by the low thermally conductive painting of aeroge from the inside to the outside
The bed of material (2), phase change energy storage paint layer (3), flame-retardant insulating paint layer (4) and quartz glass fibre layer (5).
2. flexible compound solar heat protection casing according to claim 1, which is characterized in that the low heat-conductive coating layer of the aeroge
(2) with a thickness of 0.15-0.25mm, the phase change energy storage paint layer (3) with a thickness of 0.4-0.6mm, the anti-flaming thermal-insulation applies
The bed of material (4) with a thickness of 0.8-1.2mm.
3. flexible compound solar heat protection casing according to claim 2, which is characterized in that the low heat-conductive coating layer of the aeroge
(2) with a thickness of 0.2mm, the phase change energy storage paint layer (3) with a thickness of 0.5mm, the thickness of the flame-retardant insulating paint layer (4)
Degree is 1.0mm.
4. flexible compound solar heat protection casing according to claim 1-3, which is characterized in that the silicon rubber tube layer
(1) internal diameter is 20mm.
5. flexible compound solar heat protection casing according to claim 1-3, which is characterized in that the quartz glass fibre
Aromatic polyamide paper layer (7) are provided between layer (5) and the compound solar heat protection layer of cloth (6) of aluminium foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822102953.5U CN209159085U (en) | 2018-12-14 | 2018-12-14 | A kind of flexible compound solar heat protection casing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822102953.5U CN209159085U (en) | 2018-12-14 | 2018-12-14 | A kind of flexible compound solar heat protection casing |
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| CN209159085U true CN209159085U (en) | 2019-07-26 |
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| CN201822102953.5U Active CN209159085U (en) | 2018-12-14 | 2018-12-14 | A kind of flexible compound solar heat protection casing |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397802A (en) * | 2018-12-14 | 2019-03-01 | 湖南星鑫航天新材料股份有限公司 | A kind of flexible compound solar heat protection casing and preparation method thereof |
| CN111029009A (en) * | 2019-12-23 | 2020-04-17 | 河南泛锐复合材料研究院有限公司 | Flexible pipe sleeve for underwater cable and preparation method thereof |
| CN114914021A (en) * | 2022-06-13 | 2022-08-16 | 湖南星鑫航天新材料股份有限公司 | Scouring-resistant heat-insulation-preventing composite casing pipe and preparation method thereof |
-
2018
- 2018-12-14 CN CN201822102953.5U patent/CN209159085U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397802A (en) * | 2018-12-14 | 2019-03-01 | 湖南星鑫航天新材料股份有限公司 | A kind of flexible compound solar heat protection casing and preparation method thereof |
| CN109397802B (en) * | 2018-12-14 | 2024-03-19 | 湖南星鑫航天新材料股份有限公司 | Flexible composite heat-proof sleeve and application thereof |
| CN111029009A (en) * | 2019-12-23 | 2020-04-17 | 河南泛锐复合材料研究院有限公司 | Flexible pipe sleeve for underwater cable and preparation method thereof |
| CN114914021A (en) * | 2022-06-13 | 2022-08-16 | 湖南星鑫航天新材料股份有限公司 | Scouring-resistant heat-insulation-preventing composite casing pipe and preparation method thereof |
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