CN205467733U - Compound heat shroud of flexible light of phase change energy storage - Google Patents
Compound heat shroud of flexible light of phase change energy storage Download PDFInfo
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- CN205467733U CN205467733U CN201620265108.8U CN201620265108U CN205467733U CN 205467733 U CN205467733 U CN 205467733U CN 201620265108 U CN201620265108 U CN 201620265108U CN 205467733 U CN205467733 U CN 205467733U
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Abstract
The utility model discloses a compound heat shroud of flexible light of phase change energy storage, it makes the bottom of heat shroud by high strength high temperature adiabatic cloth, high strength high temperature adiabatic cloth has an overlap edge in the corner of instrument and meter, has aramid fiber cloth at the outer surface paste of high strength high temperature adiabatic cloth, continuous adiabatic dope layer is applied paint with a brush to the surface of aramid fiber cloth, and the terminal surface spraying that reaches the heat shroud outside this thermal insulation dope layer has the clear coat finish, and it has aluminum foil combination solar heat protection cloth to paste outside this clear coat finish, adiabatic dope layer comprises the three -layer, from introversive outer thermal barrier coating material layer, heat accumulation dope layer, the solar heat protection dope layer of being respectively. The utility model discloses a manufacturing method includes: with the bottom of high strength high temperature adiabatic cloth preparation heat shroud, paste aramid fiber cloth, apply paint adiabatic coating with a brush and toast solidification, reach the terminal surface spraying varnish of heat shroud and toast solidification outside adiabatic dope layer, paste aluminum foil combination solar heat protection cloth on the clear coat finish. This kind of heat shroud simple to operate, good, the protecting effect stability of shaping conformability.
Description
Technical field
This utility model relates to one when aerospace craft is in long under height radiant heat flux technical conditions, the heat shroud that instrument, instrumentation maintain in uniform temperature in ensureing aircraft.
Background technology
Novel power system and the critical material that the thermally protective materials used by thermal protection system reentering the aircraft such as formula aircraft, near space vehicle, space probe vehicle is development and design.Thermally protective materials is even more important for the telemetry control system of aircraft, and its protection effect is directly connected to the flight precision of aircraft, flight attitude etc..
Along with development and the development of high thrust carrier rocket, the research that deepens continuously of supersonic vehicle, requirements at the higher level are proposed the heat insulation material needed for telemetry control system.
Aircraft is in flight course, instrument in aircraft nacelle, the thermally protective materials of instrumentation are in a kind of contradiction state: ambient temperature to be protected is to instrument, the heat transfer of instrumentation, ensure that the heat that instrument, instrumentation produce because of self work is able to Quick diffusing simultaneously again, prevent heat from assembling and cause thermally protective materials to lose efficacy.Furthermore, in nacelle, space is the narrowest and small, and built-in instrument, instrumentation are different, to thermally protective materials require flexible light weight, without fifth wheel, be easily installed.
Utility model content
The technical problems to be solved in the utility model is to provide and a kind of solar heat protection the phase-change accumulation energy flexible light weight of heat accumulation can be combined heat shroud again.
For solving above-mentioned technical problem, the technical scheme that this utility model is combined heat shroud about phase-change accumulation energy flexible light weight is: it is made the bottom of heat shroud by high-strength high-temperature adiabatic cloth, described high-strength high-temperature adiabatic cloth has overlap edge in the corner of instrument and meter, outer surface at high-strength high-temperature adiabatic cloth is pasted with aramid fabric, the outer surface of described aramid fabric is painted with continuous print adiabatic coating layer, outer at this adiabatic coating layer and heat shroud end face is coated with layer of varnish, has aluminium foil to be combined solar heat protection cloth at this layer of varnish external pasting；Described adiabatic coating layer by up of three layers, the most respectively insulating moulding coating layer, accumulation of heat dope layer, heat-resistant paint layer.
Preferably, described high-strength high-temperature adiabatic cloth thickness is 0.1-0.2mm, and the thickness of described insulating moulding coating layer is 0.4-0.6mm, and the thickness of described accumulation of heat dope layer and heat-resistant paint layer is 0.5-0.7mm.
Preferably, described aramid fabric is 1414 aramid fabric, and described layer of varnish is chlorosulfonated polyethylene varnish.
Further, described heat shroud is provided with stop hole and lacing hole, and running through in described lacing hole has rustless steel glass cord.
Manufacture method of the present utility model comprises the following steps that: 1. make mould；2. make the bottom of heat shroud of high-strength high-temperature adiabatic cloth according to mould；3. the outer surface at high-strength high-temperature adiabatic cloth glues note aramid fabric；4. brushing insulating moulding coating, accumulation of heat coating, heat-resistant paint baking-curing successively in the outside of aramid fabric；5. rush stop hole and lacing hole according to drawing in heat shroud predetermined portion, crack；6. outer at adiabatic coating layer and the end face lacquer varnish of heat shroud baking-curing；7. on layer of varnish, paste aluminium foil be combined solar heat protection cloth；8. lacing hole is run through with rustless steel glass cord.
4. described step is to brush swabbing at the outer surface palm fiber of aramid fabric, brushing paint about thickens 0.03-0.06mm every time, after brushing, product is placed in temperature and is 20-30 DEG C, relative humidity dries naturally less than in the room of 65%, time is 10-15 minute, the product naturally dried is placed in 120 DEG C of electrical heating casees baking 40-60 minute again, coating is made to be fully cured, then brushing next time and solidification are carried out, so the thickness of insulating moulding coating layer is repeatedly made to reach 0.5mm, the thickness of accumulation of heat dope layer reaches 0.5mm, the thickness of heat-resistant paint coating reaches 0.6mm.
The varnish that 6. described step is sprayed is chlorosulfonated polyethylene varnish, the protective jacket having sprayed varnish is placed under 100-120 DEG C of temperature environment baking 30-40 minute, it is ensured that chlorosulfonated polyethylene is varnish curing.
Use this utility model manufacture method produce long time heatproof Low emissivity heat shroud, easy for installation, molding conformability is good, protection effect is stable, can keep 800s under anti-heat request is 20-40KW/m2 heat-flux conditions, in heat shroud, instrument, instrument surface temperature are less than 70 DEG C.
Accompanying drawing explanation
Fig. 1 is the structural representation that this utility model phase-change accumulation energy flexible light weight is combined heat shroud.
Detailed description of the invention
As shown in Figure 1, the preferred embodiment that this utility model is combined heat shroud about phase-change accumulation energy flexible light weight is: the bottom being made up heat shroud of the high-strength high-temperature adiabatic cloth 1 that 0.15mm is thick is wrapped on mould 8, described high-temperature heat insulation cloth 1 has overlap edge in the corner of instrument and meter, outer surface at high-strength high-temperature adiabatic cloth 1 is pasted with 1414 aramid fabric 2, the outer surface of described 1414 aramid fabric 2 is painted with continuous print adiabatic coating layer, described adiabatic coating layer is by up of three layers, from inside to outside it is respectively the thick insulating moulding coating layer 3 of 0.5mm, the accumulation of heat dope layer 4 that 0.6mm is thick, the heat-resistant paint layer 5 that 0.6mm is thick, outer at heat-resistant paint layer and heat shroud end face is coated with chlorosulfonated polyethylene layer of varnish 6, aluminium foil is had to be combined solar heat protection cloth 7 at this layer of varnish external pasting；Described heat shroud is provided with stop hole and lacing hole, and running through in described lacing hole has rustless steel glass cord.
The manufacture method that this utility model is combined heat shroud about phase-change accumulation energy flexible light weight comprises the following steps that:
(1) mould is made
By Customer design department provide need to protect instrument, instrument, the size drawing of equipment, according to drawing processing mold；
(2) high-strength high-temperature adiabatic cloth presses mould expanded view cutting
By mould expanded view cutting high-strength high-temperature adiabatic cloth, choose the best alternatives, control the generation of fifth wheel；
(3) lap-joint's brushing bonded adhesives
504 seccotines being pressed A:B=2:1 mix homogeneously, brushes lap-joint at high-strength high-temperature adiabatic cloth after keeping 10-15 minute in 25 DEG C of temperature environments, lap-joint is away from back gauge 15mm；
(4) Overmolded on mould
High-strength high-temperature adiabatic cloth is coated with on mould, forms the bottom of heat shroud, fix with transparent adhesive tape and drawing pin；
(5) 1414 aramid fabric press mould expanded view cutting
By mould expanded view cutting 1414 aramid fabric, choose the best alternatives, control the generation of fifth wheel；
(6) lap-joint's brushing bonded adhesives
504 seccotines being pressed A:B=2:1 mix homogeneously, brushes lap-joint at high-strength high-temperature adiabatic cloth after keeping 10-15 minute in 25 DEG C of temperature environments, lap-joint is away from back gauge 15mm；
(7) the viscous note of cladding
It is posted on viscous for 1414 aramid fabric claddings on the high-strength high-temperature adiabatic cloth of molding；
(8) brushing insulating moulding coating
With palm fiber brush brushing insulating moulding coating on 1414 aramid fabric, it is ensured that without current mark, each brushing paint about thickens 0.03-0.06mm；
(9) dry
After brushing, product is placed in temperature be 20-30 DEG C, relative humidity naturally dry less than in the room of 65%, the time is 15 minutes；
(10) baking-curing
Naturally the product dried is placed in 120 DEG C of electrical heating casees baking 40-60 minute, makes product be fully cured, it is to avoid because the time limit produces tacky phenomenon；Step (8)-(10) repeatedly, make the gross thickness of insulating moulding coating layer reach 0.5mm；
(11) repair, clean
Surfaces externally and internally is carried out surface process, rejects fifth wheel；
(12) brushing accumulation of heat coating
With palm fiber brush brushing accumulation of heat coating on the insulating moulding coating layer of solidification, it is ensured that without current mark, each brushing paint about thickens 0.03-0.06mm；
(13) dry
After brushing, product is placed in temperature be 20-30 DEG C, relative humidity naturally dry less than in the room of 65%, the time is 15 minutes；
(14) baking-curing
Naturally the product dried is placed in 120 DEG C of electrical heating casees baking 40-60 minute, makes product be fully cured, it is to avoid because the time limit produces tacky phenomenon；Step (12)-(14) repeatedly, make the gross thickness of insulating moulding coating layer reach 0.6mm；
(15) repair, clean
Surfaces externally and internally is carried out surface process, rejects fifth wheel；
(16) heat-resistant paint is brushed
With palm fiber brush brushing heat-resistant paint on the accumulation of heat dope layer of solidification, it is ensured that without current mark, each brushing paint about thickens 0.03-0.06mm；
(17) dry
After brushing, product is placed in temperature be 20-30 DEG C, relative humidity naturally dry less than in the room of 65%, the time is 15 minutes；
(18) baking-curing
Naturally the product dried is placed in 120 DEG C of electrical heating casees baking 40-60 minute, makes product be fully cured, it is to avoid because the time limit produces tacky phenomenon；Step (12)-(14) repeatedly, make the gross thickness of insulating moulding coating layer reach 0.6mm；
(19) repair, clean
Surfaces externally and internally is carried out surface process, rejects fifth wheel；
(20) according to drawing requirement setting-out, it is cut to given size, rushes stop hole and lacing hole according to drawing in predetermined portion, crack；
(21) spraying chlorosulfonated polyethylene varnish；
(22) at a temperature of 100-120 DEG C, toast 30-40 minute, it is ensured that chlorosulfonated polyethylene is varnish curing；
(23) aluminium foil is combined solar heat protection cloth to cut out by the heat shroud of molding, sticks on product；
(24) by drawing, identify at predetermined portion alkyd resin coating lettering；
(25) running through lacing hole with rustless steel glass cord by drawing, long position binding is agglomerating, unties during installation.
Above-described embodiment is this utility model preferably implementation, and in addition, this utility model can realize with alternate manner, and on the premise of conceiving without departing from the technical program, any obvious replacement is all within protection domain of the present utility model.
In order to allow those of ordinary skill in the art understand this utility model improvements relative to prior art more easily, accompanying drawings more of the present utility model and description have been simplified, and for the sake of clarity, present specification is omitted some other elements, and those of ordinary skill in the art it is to be appreciated that these elements omitted also may make up content of the present utility model.
Claims (5)
1. a phase-change accumulation energy flexible light weight is combined heat shroud, it is made the bottom of heat shroud by high-strength high-temperature adiabatic cloth (1), described high-strength high-temperature adiabatic cloth (1) has overlap edge in the corner of instrument and meter, it is characterized in that: the outer surface at high-strength high-temperature adiabatic cloth (1) is pasted with aramid fabric (2), the outer surface of described aramid fabric (2) is painted with continuous print adiabatic coating layer, outer at this adiabatic coating layer and heat shroud end face is coated with layer of varnish (6), has aluminium foil to be combined solar heat protection cloth (7) at this layer of varnish (6) external pasting；Described adiabatic coating layer by up of three layers, the most respectively insulating moulding coating layer (3), accumulation of heat dope layer (4), heat-resistant paint layer (5).
Phase-change accumulation energy flexible light weight the most according to claim 1 is combined heat shroud, it is characterized in that: described high-strength high-temperature adiabatic cloth (1) thickness is 0.1-0.2mm, the thickness of described insulating moulding coating layer (3) is 0.4-0.6mm, and the thickness of described accumulation of heat dope layer (4) and heat-resistant paint layer (5) is 0.5-0.7mm.
Phase-change accumulation energy flexible light weight the most according to claim 1 and 2 is combined heat shroud, it is characterised in that: described aramid fabric (2) is 1414 aramid fabric, and described layer of varnish (6) is chlorosulfonated polyethylene varnish.
Phase-change accumulation energy flexible light weight the most according to claim 1 and 2 is combined heat shroud, it is characterised in that: described heat shroud is provided with stop hole and lacing hole, and running through in described lacing hole has rustless steel glass cord.
Phase-change accumulation energy flexible light weight the most according to claim 3 is combined heat shroud, it is characterised in that: described heat shroud is provided with stop hole and lacing hole, and running through in described lacing hole has rustless steel glass cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620265108.8U CN205467733U (en) | 2016-04-01 | 2016-04-01 | Compound heat shroud of flexible light of phase change energy storage |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620265108.8U CN205467733U (en) | 2016-04-01 | 2016-04-01 | Compound heat shroud of flexible light of phase change energy storage |
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| CN205467733U true CN205467733U (en) | 2016-08-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105835495A (en) * | 2016-04-01 | 2016-08-10 | 湖南星鑫航天新材料股份有限公司 | Phase-change energy-storage flexible lightweight composite heat shroud and manufacturing method thereof |
| CN111552327A (en) * | 2020-05-15 | 2020-08-18 | 上海蔚星科技有限公司 | Dual-drive space thermal switch for spacecraft based on phase change material and metal micro-expansion |
-
2016
- 2016-04-01 CN CN201620265108.8U patent/CN205467733U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105835495A (en) * | 2016-04-01 | 2016-08-10 | 湖南星鑫航天新材料股份有限公司 | Phase-change energy-storage flexible lightweight composite heat shroud and manufacturing method thereof |
| CN111552327A (en) * | 2020-05-15 | 2020-08-18 | 上海蔚星科技有限公司 | Dual-drive space thermal switch for spacecraft based on phase change material and metal micro-expansion |
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