CN116728923B - High-strength flame-retardant acrylic plate - Google Patents
High-strength flame-retardant acrylic plate Download PDFInfo
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- CN116728923B CN116728923B CN202310528405.1A CN202310528405A CN116728923B CN 116728923 B CN116728923 B CN 116728923B CN 202310528405 A CN202310528405 A CN 202310528405A CN 116728923 B CN116728923 B CN 116728923B
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- retardant
- acrylic plate
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 85
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 64
- 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 abstract description 58
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 34
- 239000003292 glue Substances 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 33
- 239000002245 particle Substances 0.000 claims description 32
- 239000012943 hotmelt Substances 0.000 claims description 16
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 11
- 239000004800 polyvinyl chloride Substances 0.000 claims description 9
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 7
- 239000001569 carbon dioxide Substances 0.000 claims description 7
- 239000000565 sealant Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 2
- 239000006004 Quartz sand Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 229920000915 polyvinyl chloride Polymers 0.000 claims 2
- 239000002131 composite material Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 7
- 239000000758 substrate Substances 0.000 abstract description 7
- 230000002265 prevention Effects 0.000 abstract description 6
- 239000004576 sand Substances 0.000 abstract 3
- 239000008187 granular material Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 238000005728 strengthening Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 238000010304 firing Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 229920002972 Acrylic fiber Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
- B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/02—2 layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
- B32B2250/246—All polymers belonging to those covered by groups B32B27/32 and B32B27/30
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Building Environments (AREA)
Abstract
The invention provides a high-strength flame-retardant acrylic plate applied to the field of acrylic plates, which comprises a pair of acrylic plate bodies, wherein a strip-shaped gap is arranged between the pair of acrylic plate bodies, a pair of side reinforcing plates are connected between the pair of acrylic plate bodies, each side reinforcing plate comprises a substrate, a bushing plate is fixedly connected to the substrate, and a plurality of leakage holes are formed in the bushing plate; a plurality of sand strips are fixedly connected to the acrylic plate main body, a reinforced seal strip is arranged between two opposite sand strips, a seal strip is connected between the reinforced seal strip and the sand strips, the seal strip and the reinforced seal strip are bonded through heat conduction flame-retardant seal glue, and an effective flame-retardant layer can be rapidly formed in the composite acrylic plate when the whole plate is in an excessively high temperature environment, so that the flame retardance of the plate is realized, and the flame retardance and fire prevention effects of the composite plate can be ensured when the acrylic plate added with a low flame retardant is used for forming the composite plate.
Description
Technical Field
The application relates to the field of acrylic plates, in particular to a high-strength flame-retardant acrylic plate.
Background
The light box made of acrylic is characterized by good light transmission performance, pure color, rich color, beautiful and smooth appearance, two effects at day and night, long service life, no influence on use and the like. In addition, acrylic plates, aluminum-plastic plate profiles, advanced screen printing and the like can be perfectly combined, the requirements of merchants are met, acrylic plastic uptake is the improvement of the grade of business storefronts, and the best outdoor advertising form of the enterprise image is unified.
The existing acrylic plate does not have flame retardance due to the reason of the preparation material, and a flame retardant in the preparation process is often selected for enabling the acrylic plate to have flame retardance.
The inventor finds that when an acrylic plate is researched and developed, common flame retardant is directly added into the plate, so that the acrylic plate has certain flame retardance, but the inventor finds that the problem that the direct addition of the flame retardant into the plate often occurs, the color of a finished product is not pure, the service life is shortened and the like in the implementation process.
Disclosure of Invention
The utility model aims to provide a concrete strong fire-retardant inferior gram force board, compare prior art and provide a high strength fire-retardant inferior gram force board, including a pair of inferior gram force board main part, be equipped with the bar gap between a pair of inferior gram force board main part, be connected with a pair of side reinforcing plate between a pair of inferior gram force board main part, the side reinforcing plate includes the base plate, fixedly connected with bushing plate on the base plate, offered a plurality of leak holes on the bushing plate;
a reinforced seal is arranged between the pair of acrylic plate main bodies, a seal strip is connected between the reinforced seal strip and the acrylic plate main bodies, the seal strip and the reinforced seal strip are bonded through a heat-conducting flame-retardant sealant, and the heat-conducting flame-retardant sealant extends into the seal strip and the reinforced seal strip;
the reinforced seal comprises a pair of clamping strips, a plurality of sealing balls are clamped between the clamping strips, a plurality of hemispherical grooves matched with the sealing balls are formed in the clamping strips, a plurality of pairs of through holes communicated with the hemispherical grooves are formed in the clamping strips, and the two through holes are perpendicular or obliquely intersected; the side reinforcing plates or the sealing balls are filled with flame-retardant particles.
According to the scheme, when the whole plate is in an excessively high temperature environment, an effective flame-retardant layer can be rapidly formed in the composite acrylic plate, so that the flame retardance of the plate is realized, the flame retardance and fire prevention effects of the composite plate can be ensured when the composite plate is formed by using the acrylic plate added with a low flame retardant, and the equipment for reinforcing the seal is easy to further improve the integral strength of the composite plate.
Optionally, the sealing ball comprises a spherical shell made of a hot-melt material, the spherical shell and the hot-melt film are both made of the hot-melt material, and when the plate is in an excessively high-temperature environment, the hot-melt film and the sealing ball are melted, so that the flame-retardant particles in the sealing ball or the side reinforcing plate are released into the strip-shaped gaps.
Optionally, the middle part of the acrylic plate main body is convex, so that the gap in the composite plate is arc-shaped or V-shaped, and the fire-retardant particles can be used for rapidly filling the gap in the high-temperature environment when the plate is horizontally installed.
Optionally, a plurality of strengthening seals that equidistance was distributed are provided with between a pair of ya keli board main part, be provided with a plurality of evenly distributed's bar protruding region in the ya keli board main part, the bar gap between two adjacent ya keli board main parts is the ripple form, the panel gap is the ripple form, and make fire-retardant granule distribute in a plurality of strengthening seals, promote the whole impact strength of receiving of panel through a plurality of strengthening seals on the one hand, make the panel be the grid form simultaneously, and fire-retardant granule distribution is in a plurality of strengthening seals, the panel is under the high temperature environment, fire-retardant granule can be faster filling panel gap.
Alternatively, the strip-shaped gap section between the pair of acrylic plate bodies is rectangular.
Optionally, carbon dioxide is filled in the strip gap between a pair of ya keli board main part, has laid the gas-liquid semipermeable membrane on the inner wall of ya keli board main part, has seted up the micropore in the ya keli board main part, and the intussuseption of micropore is filled with PVC and is glued, and under the high temperature environment, PVC glues in the micropore decompose, and the carbon dioxide of panel intussuseption releases gradually, forms fire-retardant gaseous atmosphere near the panel, avoids panel to fire because of instantaneous high temperature, provides time for fire-retardant thing filling panel gap.
Optionally, the bar gap is wide in both ends middle part narrow structure, and a pair of side reinforcement boards are located the both ends in bar gap respectively, and bar gap narrows to the middle part gradually to reduce the demand of the fire-retardant granule of filling gap, in order to accelerate the gap by fire-retardant thing filling rate.
Optionally, the acrylic plate main body and the side reinforcing plate are bonded through flame-retardant sealant.
Optionally, a plurality of supporting bars which are uniformly distributed are arranged in the substrate, the supporting bars are in fan-shaped distribution by taking the bushing plate as the center of the shaft, the structural strength of the side reinforcing plate is enhanced, the side reinforcing plate still has enough strength after the flame-retardant particles are released, and the supporting bars can also assist the flame-retardant particles to guide the flow, so that the flame-retardant particles are guided to the bushing plate.
Optionally, the flame retardant particles include epp flame retardant master batch and quartz sand.
Compared with the prior art, the advantage of this application lies in:
(1) According to the scheme, when the whole plate is in an excessively high temperature environment, an effective flame-retardant layer can be rapidly formed in the composite acrylic plate, so that the flame retardance of the plate is realized, the flame retardance and fire prevention effects of the composite plate can be ensured when the composite plate is formed by using the acrylic plate added with a low flame retardant, and the equipment for reinforcing the seal is easy to further improve the integral strength of the composite plate.
(2) The sealing ball comprises a spherical shell made of a hot-melting material, the spherical shell and the hot-melting film are both made of the hot-melting material, and when the plate is in an over-high-temperature environment, the hot-melting film and the sealing ball are melted, so that flame-retardant particles in the sealing ball or the side reinforcing plate are released into the strip-shaped gaps.
(3) Carbon dioxide is filled in the strip-shaped gap between a pair of acrylic plate main bodies, a gas-liquid semipermeable membrane is paved on the inner wall of the acrylic plate main bodies, micro-air holes are formed in the acrylic plate main bodies, PVC glue is filled in the micro-air holes, the PVC glue in the micro-air holes is decomposed under a high-temperature environment, the carbon dioxide filled in the plates is gradually released, a flame-retardant gas atmosphere is formed near the plates, the plates are prevented from firing due to instantaneous high temperature, and time is provided for filling the plate gap with flame retardant.
(4) The strip gap is wide in both ends and narrow in middle, and a pair of side reinforcing plates are located the both ends in strip gap respectively, and the strip gap narrows to the middle part gradually to reduce the demand of the fire-retardant granule of filling gap, in order to accelerate the gap by fire-retardant thing filling rate.
Drawings
FIG. 1 is a perspective view of the present application when installed vertically;
FIG. 2 is a partial section view of the present application;
FIG. 3 is a side partial cross-sectional view of the present application;
FIG. 4 is a schematic diagram of the structure shown at A in FIG. 3;
FIG. 5 is a perspective view of the reinforced seal of the present application;
FIG. 6 is a cross-sectional view of a reinforced seal of the present application;
fig. 7 is a perspective view showing a state of embodiment 2 of the present application;
FIG. 8 is a schematic view of the structure at B in FIG. 7;
fig. 9 is a perspective view showing a state of embodiment 3 of the present application;
fig. 10 is a schematic view of the structure at C in fig. 9.
The reference numerals in the figures illustrate:
1 an acrylic plate main body, 2 a side reinforcing plate, 201 a substrate, 202 a bushing, 3 a hot melt film, 4 a reinforcing seal, 5 a seal strip and 6 a sealing ball.
Detailed Description
The embodiments will be described in detail and throughout the specification with reference to the drawings, wherein, based on the embodiments in the application, all other embodiments obtained by persons skilled in the art without making creative efforts are within the scope of protection of the application.
Example 1:
the invention provides a high-strength flame-retardant acrylic plate, referring to fig. 1-6, which comprises a pair of acrylic plate bodies 1, wherein the acrylic plate bodies 1 comprise acrylic bubble plates, a pair of side reinforcing plates 2 are connected between the pair of acrylic plate bodies 1, and the acrylic plate bodies 1 and the side reinforcing plates 2 are bonded through flame-retardant sealant;
a strip-shaped gap is arranged between the pair of acrylic plate main bodies 1, the strip-shaped gap is of a structure with wide two ends and narrow middle, the pair of side reinforcing plates 2 are respectively positioned at the two ends of the strip-shaped gap, and the strip-shaped gap is gradually narrowed towards the middle so as to reduce the demand of flame-retardant particles for filling the gap and accelerate the filling rate of the gap with flame-retardant substances;
the strip-shaped gaps between the pair of acrylic plate bodies 1 are filled with carbon dioxide, the inner walls of the acrylic plate bodies 1 are paved with gas-liquid semipermeable membranes, the acrylic plate bodies 1 are provided with micro-air holes, PVC glue is filled in the micro-air holes, the PVC glue is decomposed in the micro-air holes under the over-high temperature environment, the thermal failure temperature of the PVC glue is 80 ℃, the carbon dioxide filled in the plates is gradually released, a flame-retardant gas atmosphere is formed near the plates, the plates are prevented from firing due to instantaneous high temperature, and time is provided for filling the gaps of the plates with flame retardants.
Referring to fig. 2-4, the side reinforcing plate 2 includes a substrate 201, a bushing plate 202 is fixedly connected to the substrate 201, a plurality of holes are formed in the bushing plate 202, a plurality of supporting bars are uniformly distributed in the substrate 201, and the supporting bars are in fan-shaped distribution with the bushing plate 202 as an axis center, so that the structural strength of the side reinforcing plate 2 is reinforced, the side reinforcing plate 2 still has sufficient strength after the flame-retardant particles are released, and the supporting bars can assist the flame-retardant particles to guide the flow, so that the flame-retardant particles are guided to the bushing plate 202;
a reinforced seal 4 is arranged between the pair of acrylic plate main bodies 1, a seal strip 5 is connected between the reinforced seal 4 and the acrylic plate main bodies 1, the seal strip 5 and the reinforced seal 4 are bonded through heat-conducting flame-retardant seal glue, the heat-conducting flame-retardant seal glue extends into the seal strip 5 and the reinforced seal strip 4, and extends along a lateral through hole of the reinforced seal strip 4 after filling the inside of the seal strip 5, so that the heat-conducting flame-retardant seal glue forms a glue column in the lateral through hole of the reinforced seal strip 4, and supports and positions the sealing balls 6 through the glue column in the pair of lateral through holes, so that the sealing balls 6 are locked and positioned in the middle part in the reinforced seal strip 4, the sealing balls 6 are not easy to rub with the inner wall of the reinforced seal strip 4 to be damaged, and the sealing effect of the sealing balls 6 on the reinforced seal strip 4 is ensured;
the sealing ball 6 comprises a spherical shell made of a hot-melt material, a hot-melt film 3 made of the hot-melt material is paved on the outer wall of the bushing 202, the melting point of the hot-melt material is 70 ℃, and the spherical shell and the hot-melt film 3 are made of a proper hot-melt material selected by a person skilled in the art, such as vinyl acetate, thermoplastic polypropylene and paraffin; when the plate is in an over-high temperature environment, the hot melt film 3 and the sealing ball 6 are melted, so that the flame-retardant particles in the sealing ball 6 or the side reinforcing plate 2 are released into the strip-shaped gaps.
Referring to fig. 5-6, the reinforced seal 4 includes a pair of clamping strips, the thickness of the clamping strips is adjusted according to the interval between a pair of acrylic plate main bodies 1, a plurality of sealing balls 6 are clamped between the clamping strips, a plurality of hemispherical grooves matched with the sealing balls 6 are formed in the clamping strips, a plurality of pairs of through holes communicated with the hemispherical grooves are formed in the clamping strips, and the two through holes are vertically or obliquely intersected and can be adjusted according to use requirements;
the gap in the embodiment is rectangular, flame-retardant particles are filled in the side reinforcing plate 2, the sealing ball 6 is of a hollow structure, and the whole plate is used for vertical or large-inclination-angle inclined installation;
when the plate in the embodiment is in a high-temperature environment, the sealing ball 6 and the hot melt film 3 outside the bushing 202 are heated and melted, flame retardant particles filled in the side reinforcing plate 2 flow out and fall along the leak holes on the bushing 202, so that the gaps are filled with the flame retardant particles, and a plane flame retardant layer formed by the flame retardant particles is formed in the whole plate;
when the outer acrylic plate is damaged due to high temperature, fire prevention and flame retardance are carried out through the flame retardant particles filled in the gaps.
Example 2:
referring to fig. 7 to 8, wherein the same or corresponding parts as in embodiment 1 are designated by the same reference numerals as in embodiment 1, only the differences from embodiment 1 are described below for the sake of brevity. This embodiment 2 is different from embodiment 1 in that:
the middle part of the acrylic plate main body 1 is convex, and a person skilled in the art can adjust the convex amplitude of the middle part of the plate in the production process according to the requirement, and the larger the convex amplitude of the plate is, the faster the gap filling rate of the flame-retardant particles is;
because the middle part of the plate is convex, a V-shaped or arc-shaped clearance channel is formed between a pair of acrylic plate main bodies 1, the plate is installed with the convex downwards when being horizontally installed, the side reinforcing plate 2 is filled with flame-retardant particles, and the sealing ball 6 is in a hollow structure;
the whole plate can be used for horizontal installation or inclined installation with small inclined angle;
when the plate is in a high-temperature environment, flame-retardant particles filled in the reinforcing plates 2 at two end sides of the plate flow out along the leak holes on the bushing 202 and fall along the inclined gaps until the gaps between two adjacent reinforcing seals are filled with the flame-retardant particles;
when the outer acrylic plate is damaged due to high temperature, fire prevention and flame retardance are carried out through the flame retardant particles filled in the gaps.
Compared with the embodiment 1, the embodiment can realize horizontal installation, and ensure that the gaps of the plate can be rapidly filled with the flame-retardant particles when the plate is horizontally installed.
Implementation 3:
referring to fig. 9 to 10, wherein the same or corresponding parts as those in embodiment 1 are denoted by the same reference numerals as those in embodiment 1, only the differences from embodiment 1 are described below for the sake of brevity. This embodiment 3 is different from embodiments 1 and 2 in that:
a plurality of reinforced seals 4 which are distributed equidistantly are arranged between a pair of acrylic plate bodies 1, a plurality of strip-shaped raised areas which are uniformly distributed are arranged on the acrylic plate bodies 1, and strip-shaped gaps between two adjacent acrylic plate bodies 1 are corrugated; the gap channel between two adjacent reinforced seals 4 has a structure with wide ends and narrow middle.
At this time, the sealing ball 6 is filled with flame-retardant particles, and the side reinforcing plate 2 is not filled with filler;
the whole plate can be horizontally or obliquely arranged;
when the plate is in a high-temperature environment, the sealing balls 6 in the reinforced sealing strips 4 are melted, and the hot melt films 3 are melted, and at the moment, flame retardant particles in the sealing balls 6 flow out along the through holes of the reinforced sealing strips 4 and fall along inclined gaps, so that gaps between two adjacent reinforced sealing strips 4 are rapidly filled, and a flame retardant layer is formed in the whole plate;
according to the embodiment, on one hand, the integral impact strength of the plate is improved through the plurality of reinforced seal strips 4, meanwhile, the plate is in a grid shape and has a certain attractive effect, flame-retardant carved particles are distributed in the plurality of reinforced seal strips 4, and the flame-retardant particles are released from the reinforced seal strips 4 under the condition of overhigh temperature, so that the gaps between two adjacent reinforced seal strips 4 can be filled with the flame-retardant particles more quickly due to the shorter gap length;
the sheet surface may remain flush with respect to example 2 and the overall width is narrower with respect to the sheet of example 2;
this example achieves a horizontal installation relative to example 1, but has a greater overall thickness and, when installed obliquely, the filling rate of the fire-blocking particles in the gap is slower than that of the sheet material of example 1.
According to the scheme, when the whole plate is in an excessively high temperature environment, an effective flame-retardant layer can be rapidly formed in the composite acrylic plate, so that the flame retardance of the plate is realized, the flame retardance and fire prevention effects of the composite plate can be ensured when the composite plate is formed by using the acrylic plate added with a low flame retardant, and the integral strength of the composite plate is easily further improved by the equipment for reinforcing the seal 4.
The foregoing is merely a preferred embodiment of the present application, which is to be taken in conjunction with the actual demands, but the scope of the present application is not limited thereto.
Claims (7)
1. The high-strength flame-retardant acrylic plate is characterized by comprising a pair of acrylic plate main bodies (1), wherein a strip-shaped gap is formed between the pair of acrylic plate main bodies (1), a pair of side reinforcing plates (2) are connected between the pair of acrylic plate main bodies (1), each side reinforcing plate (2) comprises a base plate (201), a bushing plate (202) is fixedly connected to the base plate (201), a plurality of leakage holes are formed in the bushing plate (202), and a hot melt film (3) is paved on the outer wall of the bushing plate (202); the strip-shaped gap is of a structure with wide ends and narrow middle parts, and a pair of side reinforcing plates (2) are respectively positioned at the two ends of the strip-shaped gap; a plurality of support bars which are uniformly distributed are arranged in the base plate (201), and the support bars are distributed in a sector shape by taking the bushing plate (202) as the center of a shaft;
a reinforced seal (4) is arranged between the pair of acrylic plate main bodies (1), a seal strip (5) is connected between the reinforced seal (4) and the acrylic plate main bodies (1), the seal strip (5) and the reinforced seal (4) are bonded through heat-conducting flame-retardant sealant, and the heat-conducting flame-retardant sealant extends into the seal strip (5) and the reinforced seal strip (4);
the reinforced seal (4) comprises a pair of clamping strips, a plurality of sealing balls (6) are clamped between the clamping strips, a plurality of hemispherical grooves matched with the sealing balls (6) are formed in the clamping strips, through holes communicated with each hemispherical groove are formed in the clamping strips, two through holes communicated with each hemispherical groove are formed, and the two through holes are intersected; flame-retardant particles are filled in the side reinforcing plates (2) or the sealing balls (6);
carbon dioxide is filled in the strip-shaped gap between the pair of acrylic plate main bodies (1), a gas-liquid semipermeable membrane is paved on the inner wall of the acrylic plate main bodies (1), micro-air holes are formed in the acrylic plate main bodies (1), and PVC (polyvinyl chloride) glue is filled in the micro-air holes.
2. A high strength fire retardant acrylic panel according to claim 1 wherein the sealing ball (6) comprises a spherical shell made of a hot melt material.
3. The high-strength flame-retardant acrylic plate according to claim 1, wherein the acrylic plate body (1) is convex at the middle.
4. The high-strength flame-retardant acrylic plate according to claim 1, wherein a plurality of reinforced seals (4) are arranged between a pair of acrylic plate bodies (1) in an equidistant mode, a plurality of strip-shaped raised areas which are uniformly distributed are arranged on the acrylic plate bodies (1), and strip-shaped gaps between two adjacent acrylic plate bodies (1) are corrugated.
5. A high-strength flame-retardant acrylic sheet according to claim 1, wherein a strip-shaped slit section between a pair of acrylic sheet bodies (1) is rectangular.
6. The high-strength flame-retardant acrylic plate according to claim 1, wherein the acrylic plate main body (1) and the side reinforcing plate (2) are bonded by flame-retardant sealant.
7. The high strength fire-retardant acrylic sheet according to claim 1, wherein the fire-retardant particles comprise EPP fire-retardant master batch and quartz sand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310528405.1A CN116728923B (en) | 2023-05-11 | 2023-05-11 | High-strength flame-retardant acrylic plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310528405.1A CN116728923B (en) | 2023-05-11 | 2023-05-11 | High-strength flame-retardant acrylic plate |
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| Publication Number | Publication Date |
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| CN116728923A CN116728923A (en) | 2023-09-12 |
| CN116728923B true CN116728923B (en) | 2023-12-26 |
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| CN202310528405.1A Active CN116728923B (en) | 2023-05-11 | 2023-05-11 | High-strength flame-retardant acrylic plate |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212796140U (en) * | 2020-06-21 | 2021-03-26 | 抚顺市抚中有机玻璃厂 | Flame-retardant acrylic decorative plate |
| CN213501196U (en) * | 2020-09-07 | 2021-06-22 | 无锡金安特科技有限公司 | Flame-retardant high-light-transmittance acrylic plate |
| CN113417550A (en) * | 2021-05-12 | 2021-09-21 | 浙江展宇新材料有限公司 | Toughened flame-retardant acrylic plate and production process thereof |
| CN214491939U (en) * | 2020-12-30 | 2021-10-26 | 杭州志合新材料有限公司 | Expandable thermoplastic foam filled honeycomb core |
| CN116039162A (en) * | 2023-02-23 | 2023-05-02 | 安徽迈明亚克力科技有限公司 | Safe flame-retardant acrylic plate |
-
2023
- 2023-05-11 CN CN202310528405.1A patent/CN116728923B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212796140U (en) * | 2020-06-21 | 2021-03-26 | 抚顺市抚中有机玻璃厂 | Flame-retardant acrylic decorative plate |
| CN213501196U (en) * | 2020-09-07 | 2021-06-22 | 无锡金安特科技有限公司 | Flame-retardant high-light-transmittance acrylic plate |
| CN214491939U (en) * | 2020-12-30 | 2021-10-26 | 杭州志合新材料有限公司 | Expandable thermoplastic foam filled honeycomb core |
| CN113417550A (en) * | 2021-05-12 | 2021-09-21 | 浙江展宇新材料有限公司 | Toughened flame-retardant acrylic plate and production process thereof |
| CN116039162A (en) * | 2023-02-23 | 2023-05-02 | 安徽迈明亚克力科技有限公司 | Safe flame-retardant acrylic plate |
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| Publication number | Publication date |
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| CN116728923A (en) | 2023-09-12 |
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