CN205467586U - Double -deck compound heat shroud of double entry - Google Patents
Double -deck compound heat shroud of double entry Download PDFInfo
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- CN205467586U CN205467586U CN201620265283.7U CN201620265283U CN205467586U CN 205467586 U CN205467586 U CN 205467586U CN 201620265283 U CN201620265283 U CN 201620265283U CN 205467586 U CN205467586 U CN 205467586U
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- temperature adiabatic
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Abstract
The utility model provides a double -deck compound heat shroud of double entry, including first high strength high temperature adiabatic cloth, second high strength high temperature adiabatic cloth and aluminum foil combination solar heat protection cloth, the interior surface coating of first high strength high temperature adiabatic cloth has first clear coat finish, first solar heat protection dope layer has been applied paint with a brush to the surface of first high strength high temperature adiabatic cloth, the surface of first solar heat protection dope layer with the internal surface of second high strength high temperature adiabatic cloth glues the card mutually, second solar heat protection dope layer has been applied paint with a brush to the surface of second high strength high temperature adiabatic cloth, the outer surface coating of second solar heat protection dope layer has the second clear coat finish, the surface of second clear coat finish with aluminum foil combination solar heat protection cloth glues the card mutually, the equal spraying of terminal surface of heat shroud has the clear coat finish. This kind of heat shroud protecting effect is stable.
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
In recent years, China is from the actual demand of civilian plan, commercial launch, manned space flight and moon exploration, development high thrust carrier rocket.Along with being greatly improved of thrust, the heat-resistant composite material needed for thermal protection system is proposed new requirement: take into account on the basis of meeting lightweight solar heat protection simply, can be repeated several times the requirement of assembling and guarantee that this protective material cracks the most voluntarily, comes off under certain frequency, certain amplitude.Being in lifting state in view of the instrument in nacelle, instrument or equipment, thermally protective materials must assemble firmly with it, it is to avoid because of thermally protective materials self falling in flight course.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of space flight and is combined heat shroud with compound double-deck antivibration.
For solving above-mentioned technical problem, this utility model about the technical scheme of heat shroud is: a kind of compound two-layer compound heat shroud, is combined solar heat protection cloth including the first high-strength high-temperature adiabatic cloth, the second high-strength high-temperature adiabatic cloth and aluminium foil；The inner surface of described first high-strength high-temperature adiabatic cloth is coated with the first layer of varnish, and the outer surface of described first high-strength high-temperature adiabatic cloth is painted with the first heat-resistant paint layer；The outer surface of described first heat-resistant paint layer glues note mutually with the inner surface of described second high-strength high-temperature adiabatic cloth, the outer surface of described second high-strength high-temperature adiabatic cloth is painted with the second heat-resistant paint layer, and the outer surface of described second heat-resistant paint layer is coated with the second layer of varnish；The outer surface of described second layer of varnish and described aluminium foil are combined solar heat protection cloth and glue note mutually；The end face of described heat shroud is all coated with layer of varnish.
Preferably, the gross thickness of described first high-strength high-temperature adiabatic cloth and the first heat-resistant paint layer is 1.2mm, and the gross thickness of described second high-strength high-temperature adiabatic cloth and the second heat-resistant paint layer is 1.2mm.
Preferably, the thickness of described first high-strength high-temperature adiabatic cloth and the second high-strength high-temperature adiabatic cloth is 0.3mm.
Further, described heat shroud is provided with stop hole and lacing hole, and running through in described lacing hole has rustless steel glass cord.
Further, described heat shroud is provided with tubular rivet.
Manufacture method of the present utility model comprises the following steps that:
1. mould is made；
2. make the bottom of heat shroud of the first high-strength high-temperature adiabatic cloth according to mould；
3. at outer surface brushing the first heat-resistant paint layer the baking-curing of the first high-strength high-temperature adiabatic cloth；
4. the outer surface at the first heat-resistant paint layer glues note the second high-strength high-temperature adiabatic cloth；
5. at outer surface brushing the second heat-resistant paint layer the baking-curing of the second high-strength high-temperature adiabatic cloth；
6. rush stop hole and lacing hole according to drawing in heat shroud predetermined portion, crack；
7. spray the first layer of varnish and the second layer of varnish respectively at the inner surface of the first high-strength high-temperature adiabatic cloth and the outer surface of the second heat-resistant paint layer, simultaneously at the end face lacquer varnish of whole heat shroud, then the heat shroud having sprayed varnish is carried out baking-curing；
8. the outer surface stickup aluminium foil at the second layer of varnish is combined solar heat protection cloth；
9. lacing hole is run through with rustless steel glass cord.
3. described step is to brush swabbing at the outer surface palm fiber of the first high-strength high-temperature adiabatic cloth that thickness is 0.3mm, brushing paint about thickens 0.03-0.06mm every time, after brushing, product is placed in temperature be 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 carry out brushing next time and solidification, the most repeatedly make the thickness of the first heat-resistant paint layer reach 0.9mm.
5. described step is to brush swabbing at the outer surface palm fiber of the second high-strength high-temperature adiabatic cloth that thickness is 0.3mm, brushing paint about thickens 0.03-0.06mm every time, after brushing, product is placed in temperature be 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 carry out brushing next time and solidification, the most repeatedly make the thickness of the second heat-resistant paint layer reach 0.9mm.
The varnish that 7. 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 the compound two-layer compound heat shroud produced of this utility model manufacture method, easy for installation, molding conformability is good, protection effect is stable, can be within the 77s time, 110KW/m2Radiant heat flux environment is with ensureing that under conditions of altofrequency, certain amplitude instrument in aircraft, instrumentation, without damaging, and maintain in uniform temperature, and in whole flight course, compound heat shroud does not falls off.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model compound two-layer compound heat shroud.
Detailed description of the invention
As it is shown in figure 1, this utility model about the preferred embodiment of compound two-layer compound heat shroud is: include that first high-strength high-temperature adiabatic cloth the 2, second high-strength high-temperature adiabatic cloth 4 and aluminium foil are combined solar heat protection cloth 7；The inner surface of described first high-strength high-temperature adiabatic cloth 2 is coated with the first layer of varnish 1, and the outer surface of described first high-strength high-temperature adiabatic cloth 2 is painted with the first heat-resistant paint layer 3；The outer surface of described first heat-resistant paint layer 3 glues note mutually with the inner surface of described second high-strength high-temperature adiabatic cloth 4, the outer surface of described second high-strength high-temperature adiabatic cloth 4 is painted with the second heat-resistant paint layer 5, and the outer surface of described second heat-resistant paint layer 5 is coated with the second layer of varnish 6；The outer surface of described second layer of varnish 6 and described aluminium foil are combined solar heat protection cloth 7 phase and glue note；The end face of described heat shroud is all coated with layer of varnish；The gross thickness of described first high-strength high-temperature adiabatic cloth 2 and the first heat-resistant paint layer 3 is 1.2mm, the gross thickness of described second high-strength high-temperature adiabatic cloth 4 and the second heat-resistant paint layer 5 is 1.2mm, and the thickness of described first high-strength high-temperature adiabatic cloth 2 and the second high-strength high-temperature adiabatic cloth 4 is 0.3mm；Described heat shroud is provided with tubular rivet, stop hole and lacing hole, and running through in described lacing hole has rustless steel glass cord.
This utility model comprises the following steps that about the manufacture method of compound two-layer compound heat shroud:
(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) mould expanded view cutting the first high-strength high-temperature adiabatic cloth is pressed
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 first 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
First 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) brushing heat-resistant paint
With palm fiber brush brushing insulating moulding coating on the first high-strength high-temperature solar heat protection cloth, it is ensured that without current mark, each brushing paint about thickens 0.03-0.06mm；
(6) 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；
(7) 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 (5)-(7) repeatedly, make the gross thickness of the first heat-resistant paint layer reach 0.9mm；
(8) repair, clean
Surfaces externally and internally is carried out surface process, rejects fifth wheel；
(9) mould expanded view cutting the second high-strength high-temperature adiabatic cloth is pressed
By mould expanded view cutting the second high-strength high-temperature adiabatic cloth, choose the best alternatives, control the generation of fifth wheel；
(10) lap-joint's brushing bonded adhesives
504 seccotines being pressed A:B=2:1 mix homogeneously, brushes lap-joint at second 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；
(11) repeat Overmolded
By on the first heat-resistant paint layer of the second viscous the first high-strength high-temperature adiabatic cloth being posted on molding of high-strength high-temperature adiabatic cloth cladding；
(12) brushing heat-resistant paint
With palm fiber brush brushing insulating moulding coating on the second high-strength high-temperature solar heat protection cloth, 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 heat-resistant paint layer reach 0.9mm；
(15) repair, clean
Surfaces externally and internally is carried out surface process, rejects fifth wheel；
(16) rule, cut out fifth wheel, punching, crack
According to drawing requirement setting-out, it is cut to given size；Rush fixed position holes, stop hole, lacing hole in predetermined portion according to drawing and crack, at fixed position holes, inlaying tubular rivet.
(17) by the spraying inside and outside chlorosulfonated polyethylene varnish of heat shroud；(18) at a temperature of 100-120 DEG C, heat shroud is toasted 30-40 minute, it is ensured that chlorosulfonated polyethylene is varnish curing；
(19) aluminium foil is combined solar heat protection cloth to cut out by the heat shroud of molding, sticks on product；
(20) by drawing, identify at predetermined portion alkyd resin coating lettering；
(21) 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 compound two-layer compound heat shroud, it is characterised in that: described heat shroud includes that the first high-strength high-temperature adiabatic cloth (2), the second high-strength high-temperature adiabatic cloth (4) and aluminium foil are combined solar heat protection cloth (7)；The inner surface of described first high-strength high-temperature adiabatic cloth (2) is coated with the first layer of varnish (1), and the outer surface of described first high-strength high-temperature adiabatic cloth (2) is painted with the first heat-resistant paint layer (3)；The outer surface of described first heat-resistant paint layer (3) glues note mutually with the inner surface of described second high-strength high-temperature adiabatic cloth (4), the outer surface of described second high-strength high-temperature adiabatic cloth (4) is painted with the second heat-resistant paint layer (5), and the outer surface of described second heat-resistant paint layer (5) is coated with the second layer of varnish (6)；The outer surface of described second layer of varnish (6) and described aluminium foil are combined solar heat protection cloth (7) and glue note mutually；The end face of described heat shroud is all coated with layer of varnish.
Compound two-layer compound heat shroud the most according to claim 1, it is characterized in that: the gross thickness of described first high-strength high-temperature adiabatic cloth (2) and the first heat-resistant paint layer (3) is 1.2mm, the gross thickness of described second high-strength high-temperature adiabatic cloth (4) and the second heat-resistant paint layer (5) is 1.2mm.
Compound two-layer compound heat shroud the most according to claim 1 and 2, it is characterised in that: the thickness of described first high-strength high-temperature adiabatic cloth (2) and the second high-strength high-temperature adiabatic cloth (4) is 0.3mm.
Compound two-layer compound heat shroud the most according to claim 1 and 2, 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.
Compound two-layer compound heat shroud the most according to claim 1 and 2, it is characterised in that: described heat shroud is provided with tubular rivet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620265283.7U CN205467586U (en) | 2016-04-01 | 2016-04-01 | Double -deck compound heat shroud of double entry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620265283.7U CN205467586U (en) | 2016-04-01 | 2016-04-01 | Double -deck compound heat shroud of double entry |
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| Publication Number | Publication Date |
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| CN205467586U true CN205467586U (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620265283.7U Active CN205467586U (en) | 2016-04-01 | 2016-04-01 | Double -deck compound heat shroud of double entry |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774055A (en) * | 2016-04-01 | 2016-07-20 | 湖南星鑫航天新材料股份有限公司 | Double-type two-layer composite heat-proof jacket and production method thereof |
-
2016
- 2016-04-01 CN CN201620265283.7U patent/CN205467586U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774055A (en) * | 2016-04-01 | 2016-07-20 | 湖南星鑫航天新材料股份有限公司 | Double-type two-layer composite heat-proof jacket and production method thereof |
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