CN212073161U - Compound heat-resisting silica aerogel heat preservation felt - Google Patents
Compound heat-resisting silica aerogel heat preservation felt Download PDFInfo
- Publication number
- CN212073161U CN212073161U CN202020098393.5U CN202020098393U CN212073161U CN 212073161 U CN212073161 U CN 212073161U CN 202020098393 U CN202020098393 U CN 202020098393U CN 212073161 U CN212073161 U CN 212073161U
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- felt
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- 238000004321 preservation Methods 0.000 title claims abstract description 82
- 150000001875 compounds Chemical class 0.000 title claims abstract description 8
- 239000004965 Silica aerogel Substances 0.000 title claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims description 19
- 239000000835 fiber Substances 0.000 claims abstract description 105
- 239000004744 fabric Substances 0.000 claims abstract description 75
- 239000000853 adhesive Substances 0.000 claims abstract description 40
- 230000001070 adhesive effect Effects 0.000 claims abstract description 40
- 238000009413 insulation Methods 0.000 claims abstract description 38
- 239000004964 aerogel Substances 0.000 claims abstract description 24
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 20
- 239000010703 silicon Substances 0.000 claims abstract description 20
- 239000002131 composite material Substances 0.000 claims description 47
- 239000003063 flame retardant Substances 0.000 claims description 47
- 239000003822 epoxy resin Substances 0.000 claims description 41
- 229920000647 polyepoxide Polymers 0.000 claims description 41
- 229920006231 aramid fiber Polymers 0.000 claims description 35
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 31
- 239000003365 glass fiber Substances 0.000 claims description 20
- 239000000945 filler Substances 0.000 claims description 18
- 239000000919 ceramic Substances 0.000 claims description 17
- 239000011159 matrix material Substances 0.000 claims description 8
- 239000004593 Epoxy Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 23
- 239000008187 granular material Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000012856 packing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Thermal Insulation (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model discloses a compound heat-resisting silicon aerogel heat preservation felt, fill the chamber, increase tough layer, complex fiber layer and reflect light and separate warm cloth including heat preservation felt main part, heat preservation felt, the inside of heat preservation felt main part is provided with heat preservation felt and fills the chamber, and the heat preservation felt fills the central point department of putting of intracavity portion and be provided with and increase tough layer, the top and the bottom on increasing tough layer all are fixed with first adhesive, and first adhesive keeps away from and increases tough layer one side heat preservation felt and fill intracavity portion and be provided with the silicon aerogel base member, be fixed with the second adhesive on the outer wall of first adhesive one side is kept away from to the silicon aerogel base member. The utility model discloses not only reduce the condition that the granule drops appears in the heat preservation felt for the outer reflection of light of heat preservation felt heat insulation cloth possesses certain fire behavior in reflection of light heat insulation, and the security when making the heat preservation felt use is higher, has improved the heat preservation effect of heat preservation felt under the prerequisite of having simplified the heat preservation felt structure moreover.
Description
Technical Field
The utility model relates to an and aerogel production technical field specifically are a compound heat-resisting silicon aerogel heat preservation felt.
Background
With the rapid development of the greenhouse industry, the consciousness of farmers is gradually strengthened, the thermal insulation is gradually accepted by the farmers as the 'body armor' of the greenhouse, the aerogel is a product obtained by drying a solvent in the gel under the condition of keeping the structural integrity of a gel framework, and is an amorphous low-density material with a nano-porous structure, the silica aerogel is also called as 'blue smoke' and 'solid smoke', and the aerogel is the lightest known solid material at present and is also the material with the best thermal insulation performance so far, so the aerogel is usually adopted to produce the thermal insulation felt.
The heat preservation felts on the market are various and can basically meet the use requirements of people, but certain defects still exist, and the specific problems are as follows.
(1) When the existing heat preservation felt is used, because the silica aerogel has certain brittleness, the heat preservation felt is easy to crack and fall off particles when in use, and the use effect of the heat preservation felt is influenced;
(2) when the existing heat-insulating felt is used, the effect of light reflection and heat insulation is common, and the heat-insulating felt does not have fireproof performance, so that the safety of the heat-insulating felt in use needs to be improved;
(3) the existing heat preservation felt is usually formed by pressing a plurality of materials when in use, has a complex structure, poor performance, general heat preservation effect and higher production cost, and therefore, has an improved space.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compound heat-resisting silicon aerogel heat preservation felt to propose the condition that fracture and granule drop appear easily when using in solving above-mentioned background art in the heat preservation felt, do not possess fire behavior and the complicated and not good problem of performance of structure.
In order to achieve the above object, the utility model provides a following technical scheme: a composite heat-resistant silica aerogel heat preservation felt comprises a heat preservation felt main body, a heat preservation felt filling cavity, a toughening layer, a composite fiber layer and reflective heat insulation cloth, wherein the heat preservation felt filling cavity is formed in the heat preservation felt main body, the toughening layer is arranged at the central position of the heat preservation felt filling cavity, the outer wall of the toughening layer is fixedly connected with the inner wall of the heat preservation felt filling cavity, a first adhesive is fixed at the top end and the bottom end of the toughening layer, a silica aerogel matrix is arranged in the heat preservation felt filling cavity far away from one side of the toughening layer, one side of the silica aerogel matrix is fixedly connected with the first adhesive, a second adhesive is fixed on the outer wall far away from one side of the first adhesive, the composite fiber layer is arranged in the heat preservation felt filling cavity far away from one side of the silica aerogel matrix, and one side of the composite fiber layer is fixedly connected with the second adhesive, the other side of the composite fiber layer is fixedly connected with the inner wall of the heat preservation felt filling cavity.
Preferably, the top and the bottom of heat preservation felt main part all are fixed with the third adhesive, and the one side of keeping away from the heat preservation felt main part of third adhesive is provided with the reflection of light heat preservation cloth to the reflection of light heat preservation cloth is close to one side and the third adhesive fixed connection of third adhesive, is convenient for fix the reflection of light heat preservation cloth.
Preferably, the toughening cavity is formed in the toughening layer, the epoxy resin toughening plate is arranged in the center of the toughening cavity, and the outer wall of the epoxy resin toughening plate is fixedly connected with the inner wall of the toughening cavity, so that the epoxy resin toughening plate can be conveniently fixed.
Preferably, the inside of composite fiber layer is provided with the fibre and fills the chamber, and the fibre fills the bottom mounting in intracavity portion and has composite fiber cloth to composite fiber cloth's top is fixed with the glass fiber layer, and the top on glass fiber layer is fixed with the ceramic fiber layer, is convenient for improve the heat preservation effect of heat preservation felt.
Preferably, the inside of the reflective heat-insulating cloth is provided with a reflective filling cavity, the bottom end of the reflective filling cavity is fixed with first aramid fiber reflective cloth, and the top end of the reflective filling cavity is fixed with second aramid fiber reflective cloth, so that the outer reflective effect of the heat-insulating felt can be guaranteed.
Preferably, the top end of the epoxy resin toughening plate in the toughening cavity is provided with equidistant toughening top bulges, the bottom end of the toughening top bulges is fixedly connected with the top end of the epoxy resin toughening plate, the bottom end of the epoxy resin toughening plate at the position of the toughening top bulges is provided with equidistant toughening bottom bulges, the top end of the toughening bottom bulges is fixedly connected with the bottom end of the epoxy resin toughening plate, and the toughening bottom bulges are matched with the toughening top bulges, so that the toughness of the epoxy resin toughening plate is enhanced.
Preferably, the intracavity portion of toughening above the epoxy resin toughening plate is provided with a top elastic filling layer, the top of the top elastic filling layer is fixedly connected with the inner wall of the toughening cavity, the bottom of the top elastic filling layer is closely attached to the top of toughening, the intracavity portion of toughening below the epoxy resin toughening plate is provided with a bottom elastic filling layer, the bottom of the bottom elastic filling layer is fixedly connected with the inner wall of the toughening cavity, and the top of the bottom elastic filling layer is closely attached to the bottom of toughening, so as to assist the toughening work of the epoxy resin toughening plate.
Preferably, the filler cavities with equal intervals are arranged inside the reflective filling cavity below the second aramid fiber flame-retardant fiber reflective cloth, the fireproof filler is fixed inside the filler cavities, and the flame-retardant filler is filled inside the reflective filling cavity outside the filler cavities, so that the heat-insulating felt has a certain fireproof effect.
Compared with the prior art, the beneficial effects of the utility model are that: the composite heat-resistant silica aerogel heat-insulation felt not only reduces the condition that particles fall off from the heat-insulation felt, so that the reflective heat-insulation cloth on the outer layer of the heat-insulation felt has certain fireproof performance while reflecting and insulating, the safety of the heat-insulation felt is higher when the heat-insulation felt is used, and the heat-insulation effect of the heat-insulation felt is improved on the premise of simplifying the structure of the heat-insulation felt;
(1) the toughening layer fixed in the heat preservation felt filling cavity inside the heat preservation felt main body increases the toughness of the heat preservation felt by arranging the toughening layer, the toughening cavity, the epoxy resin toughening plate, the toughening bottom protrusion, the bottom elastic filling layer, the toughening top protrusion and the top elastic filling layer, wherein, the epoxy resin toughening plate in the toughening cavity in the toughening layer is made of epoxy resin, and simultaneously, the toughening top bulge at the top end of the epoxy resin toughening plate and the toughening bottom bulge at the bottom end of the epoxy resin toughening plate are both acted on the epoxy resin toughening plate, because one end of the toughening bottom bulge and one end of the toughening top bulge are respectively sunk into the bottom elastic filling layer and the top elastic filling layer, the toughness of the epoxy resin toughening plate is higher, and the toughening layer is arranged between the silicon aerogel matrixes, so that the brittleness of the silicon aerogel is improved, the cracking condition of the heat-insulating felt is reduced, and the particle falling condition of the heat-insulating felt is reduced;
(2) by arranging the third adhesive, the reflective insulation cloth, the reflective filling cavity, the first aramid fiber flame-retardant fiber reflective cloth, the second aramid fiber flame-retardant fiber reflective cloth, the filling cavity, the fireproof filling and the flame-retardant filling, because the reflective insulation cloth is fixed at the top end and the bottom end of the main body of the heat-insulating felt through the third adhesive, and the first aramid fiber flame-retardant fiber reflective cloth fixed in the reflective filling cavity inside the reflective insulation cloth and the second aramid fiber flame-retardant fiber reflective cloth fixed above the first aramid fiber flame-retardant fiber reflective cloth are both made of aramid fiber flame-retardant fibers, the first aramid fiber flame-retardant fiber reflective cloth and the second aramid fiber flame-retardant fiber reflective cloth have certain flame-retardant effect, meanwhile, the filling cavity between the first aramid fiber flame-retardant fiber reflective cloth and the second aramid fiber flame-retardant fiber reflective cloth and the fireproof filling inside the filling have the flame-retardant effect of flame-retardant and the flame-retardant filling filled outside the filling cavity, the heat-insulating felt has the effects of flame retardance and fire prevention, so that the light-reflecting heat-insulating cloth on the outer layer of the heat-insulating felt has certain fire resistance while reflecting and insulating, and the safety of the heat-insulating felt in use is higher;
(3) through being provided with the composite fiber layer, the fibre fills the chamber, composite fiber cloth, glass fiber layer and ceramic fiber layer, because the composite fiber cloth in the inside fibre of composite fiber layer fills the chamber is located the bottom of fibre and fills chamber fixed connection with the fibre, simultaneously the spacing layer of composite fiber cloth top has glass fiber layer and ceramic fiber layer to constitute, glass fiber layer and ceramic fiber layer have good heat preservation effect, and glass fiber layer and ceramic fiber layer's simple structure, glass fiber layer, ceramic fiber layer and composite fiber cloth mutually support, the heat preservation effect is more for showing, thereby the heat preservation effect of heat preservation felt has been improved under the prerequisite of having simplified heat preservation felt structure.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
FIG. 2 is a schematic side view of the structure of the present invention;
FIG. 3 is a schematic view of the toughening layer of the present invention in a partially cut-away enlarged structure;
FIG. 4 is a schematic view of the composite fiber layer of the present invention in a partially cut-away and enlarged structure;
fig. 5 is a schematic view of the cross-sectional enlarged structure of the reflective insulation layout of the present invention.
In the figure: 1. a thermal insulation felt body; 2. filling the cavity with the heat-insulating felt; 3. a toughening layer; 4. a first adhesive; 5. a silicon aerogel matrix; 6. a second adhesive; 7. a composite fiber layer; 8. a third binder; 9. a reflective thermal insulation cloth; 10. a toughening chamber; 11. an epoxy resin toughening plate; 12. toughening bottom protrusions; 13. a bottom elastomeric fill layer; 14. toughening and raising the top; 15. a top elastomeric fill layer; 16. a fiber-filled cavity; 17. composite fiber cloth; 18. a glass fiber layer; 19. a ceramic fiber layer; 20. a light reflecting filling cavity; 21. the first aramid fiber flame-retardant fiber reflective fabric; 22. the second aramid fiber flame-retardant fiber reflective cloth; 23. a filler cavity; 24. a fire-resistant filler; 25. a flame retardant filler.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.
Referring to fig. 1-5, the present invention provides an embodiment: the utility model provides a compound heat-resisting silicon aerogel heat preservation felt, includes heat preservation felt main part 1, heat preservation felt filling cavity 2, increases tough layer 3, composite fiber layer 7 and reflection of light heat insulation cloth 9, and the inside of heat preservation felt main part 1 is provided with heat preservation felt filling cavity 2, and the inside central point department of putting of heat preservation felt filling cavity 2 is provided with increases tough layer 3 to the outer wall of increasing tough layer 3 and the inner wall fixed connection of heat preservation felt filling cavity 2.
The top and the bottom of heat preservation felt main part 1 all are fixed with third adhesive 8, and the one side of keeping away from heat preservation felt main part 1 of third adhesive 8 is provided with reflective insulation cloth 9 to reflective insulation cloth 9 is close to one side and the third adhesive 8 fixed connection of third adhesive 8.
The inside of the reflective insulation cloth 9 is provided with a reflective filling cavity 20, the bottom end inside the reflective filling cavity 20 is fixed with a first aramid fiber reflective cloth 21, and the top end inside the reflective filling cavity 20 is fixed with a second aramid fiber reflective cloth 22.
The filling cavities 23 with equal intervals are arranged inside the light-reflecting filling cavity 20 below the second aramid fiber flame-retardant fiber light-reflecting cloth 22, the fireproof filling material 24 is fixed inside the filling cavity 23, and the flame-retardant filling material 25 is filled inside the light-reflecting filling cavity 20 outside the filling cavity 23.
During the use, because 1 top of heat preservation felt main part and bottom are all fixed with reflection of light thermal-insulated cloth 9 through third adhesive 8, and reflect light thermal-insulated cloth 9 inside reflection of light fill cavity 20 in fixed first aramid fiber flame retardant fiber reflection of light cloth 21 and the fixed second aramid fiber flame retardant fiber reflection of light cloth 22 of first aramid fiber flame retardant fiber reflection of light cloth 21 top all adopt aramid fiber flame retardant fiber to make for first aramid fiber flame retardant fiber reflection of light cloth 21 and second aramid fiber flame retardant fiber reflection of light cloth 22 have certain flame retardant efficiency.
The inside of toughening layer 3 is provided with toughening cavity 10, and the central point department in toughening cavity 10 is provided with epoxy toughening board 11, and the outer wall of epoxy toughening board 11 and the inner wall fixed connection in toughening cavity 10.
The top end of the epoxy resin toughening plate 11 in the toughening cavity 10 is provided with the toughening top protrusions 14 at equal intervals, the bottom ends of the toughening top protrusions 14 are fixedly connected with the top end of the epoxy resin toughening plate 11, the bottom ends of the epoxy resin toughening plate 11 at the toughening top protrusions 14 are provided with the toughening bottom protrusions 12 at equal intervals, the top ends of the toughening bottom protrusions 12 are fixedly connected with the bottom end of the epoxy resin toughening plate 11, and the toughening bottom protrusions 12 are matched with the toughening top protrusions 14.
During the use, the epoxy resin toughening plate 11 in the toughening cavity 10 in the toughening layer 3 is made of epoxy resin, and simultaneously, the toughening top protrusions 14 at the top end of the epoxy resin toughening plate 11 and the toughening bottom protrusions 12 at the bottom end of the epoxy resin toughening plate 11 both act on the epoxy resin toughening plate 11, because the toughening bottom protrusions 12 and the toughening top protrusions 14 are respectively sunk into the bottom elastic filling layer 13 and the top elastic filling layer 15, the toughness of the epoxy resin toughening plate 11 is higher, and the toughening layer 3 is arranged between the silicon aerogel matrixes 5, the improvement of the brittleness of silicon aerogel is facilitated, the condition that the heat-insulating felt cracks is reduced, and the condition that the particles fall off is reduced.
The top and the bottom of toughening layer 3 all are fixed with first adhesive 4, and first adhesive 4 keeps away from the inside silicon aerogel base member 5 that is provided with in heat preservation felt packing chamber 2 of toughening layer 3 one side, and one side and the 4 fixed connection of first adhesive of silicon aerogel base member 5, silicon aerogel base member 5 is kept away from and is fixed with second adhesive 6 on the outer wall of 4 one sides of first adhesive, and second adhesive 6 keeps away from the inside composite fiber layer 7 that is provided with in heat preservation felt packing chamber 2 of 5 one sides of silicon aerogel base member, and one side and the 6 fixed connection of second adhesive of composite fiber layer 7, the opposite side of composite fiber layer 7 and the inner wall fixed connection of heat preservation felt packing chamber 2.
The inside of the composite fiber layer 7 is provided with a fiber filling cavity 16, the bottom end inside the fiber filling cavity 16 is fixed with a composite fiber cloth 17, the top end of the composite fiber cloth 17 is fixed with a glass fiber layer 18, and the top end of the glass fiber layer 18 is fixed with a ceramic fiber layer 19.
The inside top elasticity filling layer 15 that is provided with in chamber 10 that toughens of epoxy toughens board 11 top, the top of top elasticity filling layer 15 and the inner wall fixed connection who toughens chamber 10, the bottom of top elasticity filling layer 15 and the protruding 14 inseparable laminating in top of toughening, the inside bottom elasticity filling layer 13 that is provided with in chamber 10 that toughens of epoxy toughening board 11 below, the bottom of bottom elasticity filling layer 13 and the inner wall fixed connection who toughens chamber 10, the top of bottom elasticity filling layer 13 and the protruding 12 inseparable laminating in end of toughening.
Because the composite fiber cloth 17 in the inside fiber filling cavity 16 of the composite fiber layer 7 is positioned at the bottom of the fiber filling cavity 16 and is fixedly connected with the fiber filling cavity 16, meanwhile, the limiting layer above the composite fiber cloth 17 is composed of a glass fiber layer 18 and a ceramic fiber layer 19, the glass fiber layer 18 and the ceramic fiber layer 19 have a good heat preservation effect, the glass fiber layer 18 and the ceramic fiber layer 19 are simple in structure, the glass fiber layer 18, the ceramic fiber layer 19 and the composite fiber cloth 17 are mutually matched, the heat preservation effect is more remarkable, and the heat preservation effect of the heat preservation felt is improved on the premise of simplifying the structure of the heat preservation felt.
The working principle is as follows: when in use, firstly, the toughening layer 3 fixed in the heat-insulating felt filling cavity 2 in the heat-insulating felt main body 1 increases the toughness of the heat-insulating felt, wherein the epoxy resin toughening plate 11 in the toughening cavity 10 in the toughening layer 3 is made of epoxy resin, meanwhile, the toughening top protrusions 14 at the top end of the epoxy resin toughening plate 11 and the toughening bottom protrusions 12 at the bottom end of the epoxy resin toughening plate 11 are both acted on the epoxy resin toughening plate 11, because one ends of the toughening bottom protrusions 12 and the toughening top protrusions 14 are respectively sunk into the bottom elastic filling layer 13 and the top elastic filling layer 15, the toughness of the epoxy resin toughening plate 11 is higher, moreover, the toughening layer 3 is arranged between the silicon aerogel substrates 5, which is beneficial to improving the silica aerogel brittleness, reducing the cracking of the heat-insulating felt and reducing the particle falling of the heat-insulating felt, then, because the top end and the bottom end of the heat-insulating felt main body 1 are both fixed with the reflective heat-insulating cloth 9 through the third adhesive, and the fixed first aramid fiber fire-retardant fiber reflective cloth 21 in the reflective filling cavity 20 inside the reflective insulation cloth 9 and the fixed second aramid fiber fire-retardant fiber reflective cloth 22 above the first aramid fiber fire-retardant fiber reflective cloth 21 are both made of aramid fiber fire-retardant fibers, so that the first aramid fiber fire-retardant fiber reflective cloth 21 and the second aramid fiber fire-retardant fiber reflective cloth 22 have certain fire-retardant effect, meanwhile, the filler cavity 23 between the first aramid fiber fire-retardant fiber reflective cloth 21 and the second aramid fiber fire-retardant fiber reflective cloth 22 and the fire-retardant filler 24 inside the filler cavity have the fire-retardant and fireproof effects, and the fire-retardant filler 25 filled outside the filler cavity 23 also has the fire-retardant and fireproof effects, so that the reflective insulation cloth 9 on the outer layer of the heat preservation felt has certain fire-retardant performance while reflecting light and insulating heat, so that the safety of the heat preservation felt during use is higher, finally, because the composite fiber cloth 17 in the fiber filling cavity 16 inside the composite fiber layer 7 is positioned at the bottom of the fiber filling cavity 16 and at the With fibre filling cavity 16 fixed connection, the spacing layer of composite fiber cloth 17 top has glass fiber layer 18 and ceramic fiber layer 19 to constitute simultaneously, glass fiber layer 18 and ceramic fiber layer 19 have good heat preservation effect, and glass fiber layer 18 and ceramic fiber layer 19's simple structure, glass fiber layer 18, ceramic fiber layer 19 and composite fiber cloth 17 mutually support, the heat preservation effect is more showing, thereby the heat preservation effect of heat preservation felt has been improved under the prerequisite of having simplified heat preservation felt structure, accomplish the work of compound heat-resisting silica aerogel heat preservation felt.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a compound heat-resisting silica aerogel heat preservation felt, includes heat preservation felt main part (1), heat preservation felt filling cavity (2), toughening layer (3), complex fiber layer (7) and reflection of light heat insulation cloth (9), its characterized in that: the heat-insulating felt is characterized in that a heat-insulating felt filling cavity (2) is arranged inside the heat-insulating felt main body (1), a toughening layer (3) is arranged at the central position inside the heat-insulating felt filling cavity (2), the outer wall of the toughening layer (3) is fixedly connected with the inner wall of the heat-insulating felt filling cavity (2), the top end and the bottom end of the toughening layer (3) are both fixed with a first adhesive (4), a silicon aerogel matrix (5) is arranged inside the heat-insulating felt filling cavity (2) far away from one side of the toughening layer (3) through the first adhesive (4), one side of the silicon aerogel matrix (5) is fixedly connected with the first adhesive (4), a second adhesive (6) is fixed on the outer wall far away from one side of the first adhesive (4) through the silicon aerogel matrix (5), and a composite fiber layer (7) is arranged inside the heat-insulating felt filling cavity (2) far away from one side of the silicon aerogel matrix (5) through, and one side of the composite fiber layer (7) is fixedly connected with the second adhesive (6), and the other side of the composite fiber layer (7) is fixedly connected with the inner wall of the heat-preservation felt filling cavity (2).
2. The composite heat-resistant silica aerogel thermal insulation felt according to claim 1, characterized in that: the heat preservation felt is characterized in that a third adhesive (8) is fixed to the top end and the bottom end of the heat preservation felt main body (1), reflective heat insulation cloth (9) is arranged on one side, far away from the heat preservation felt main body (1), of the third adhesive (8), and one side, close to the third adhesive (8), of the reflective heat insulation cloth (9) is fixedly connected with the third adhesive (8).
3. The composite heat-resistant silica aerogel thermal insulation felt according to claim 1, characterized in that: the interior of the toughening layer (3) is provided with a toughening cavity (10), the center position of the interior of the toughening cavity (10) is provided with an epoxy resin toughening plate (11), and the outer wall of the epoxy resin toughening plate (11) is fixedly connected with the inner wall of the toughening cavity (10).
4. The composite heat-resistant silica aerogel thermal insulation felt according to claim 1, characterized in that: the composite fiber layer is characterized in that a fiber filling cavity (16) is formed in the composite fiber layer (7), composite fiber cloth (17) is fixed at the bottom end of the fiber filling cavity (16), a glass fiber layer (18) is fixed at the top end of the composite fiber cloth (17), and a ceramic fiber layer (19) is fixed at the top end of the glass fiber layer (18).
5. The composite heat-resistant silica aerogel thermal insulation felt according to claim 1, characterized in that: the inside of reflection of light heat-insulating cloth (9) is provided with reflection of light and fills chamber (20), and the inside bottom mounting in reflection of light filling chamber (20) has first aramid fiber fire-retardant fiber reflection of light cloth (21) to the inside top of reflection of light filling chamber (20) is fixed with second aramid fiber fire-retardant fiber reflection of light cloth (22).
6. The composite heat-resistant silica aerogel thermal insulation felt according to claim 3, characterized in that: toughening epoxy resin toughening plates (11) inside the toughening cavity (10) are all provided with equidistant toughening top bulges (14) on the top ends, the bottom ends of the toughening top bulges (14) are fixedly connected with the top ends of the epoxy resin toughening plates (11), and the bottom ends of the toughening epoxy resin toughening plates (11) at the position of the toughening top bulges (14) are all provided with equidistant toughening bottom bulges (12), the top ends of the toughening bottom bulges (12) are fixedly connected with the bottom ends of the epoxy resin toughening plates (11), and the toughening bottom bulges (12) are mutually matched with the toughening top bulges (14).
7. The composite heat-resistant silica aerogel thermal insulation felt according to claim 3, characterized in that: epoxy toughens chamber (10) inside of toughening of board (11) top and is provided with top elasticity filling layer (15), the top of top elasticity filling layer (15) and the inner wall fixed connection who toughens chamber (10), the bottom of top elasticity filling layer (15) closely laminates with toughening top protruding (14), epoxy toughens chamber (10) inside of toughening of board (11) below and is provided with bottom elasticity filling layer (13), the bottom of bottom elasticity filling layer (13) and the inner wall fixed connection who toughens chamber (10), the top of bottom elasticity filling layer (13) closely laminates with toughening bottom protruding (12).
8. The composite heat-resistant silica aerogel thermal insulation felt according to claim 5, characterized in that: the interior of a reflective filling cavity (20) below the second aramid fiber flame-retardant fiber reflective cloth (22) is provided with filler cavities (23) at equal intervals, the interior of each filler cavity (23) is fixed with a fireproof filler (24), and the interior of the reflective filling cavity (20) on the outer side of each filler cavity (23) is filled with a flame-retardant filler (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020098393.5U CN212073161U (en) | 2020-01-17 | 2020-01-17 | Compound heat-resisting silica aerogel heat preservation felt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020098393.5U CN212073161U (en) | 2020-01-17 | 2020-01-17 | Compound heat-resisting silica aerogel heat preservation felt |
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