CN210827893U - KHG sound insulation board - Google Patents

Abstract

The utility model discloses a KHG sound insulation board, KHG sound insulation board adopts the hot-pressing composite integrated forming process, including the polypropylene foaming board layer that is located the middle and serves as the heat preservation main body layer, the upper surface and the lower surface of polypropylene foaming board layer are equipped with the first polypropylene layer and the second polypropylene layer that are used for the sound insulation protection respectively, and simultaneously the surface of the first polypropylene layer is compounded with the first PET fire-retardant layer, and the surface of the second polypropylene layer is compounded with the second PET fire-retardant layer, and each PET fire-retardant layer serves as the structure enhancement layer of KHG sound insulation board simultaneously; the utility model discloses have light heat preservation of matter, compact structure, installation intensity height, good sound insulation, flame retardant efficiency simultaneously, prepare simple process environmental protection simultaneously, need not use any organic solvent, easily batch production implementation.

Description

KHG sound insulation board

Technical Field

The utility model belongs to the building and building materials field, concretely relates to KHG sound insulation board.

Background

With the improvement of the green energy-saving requirement of people on the living environment, various noises bring great threats to residents living in cities, particularly to residents living in complex environments. How to solve the influence of urban noise and enhance the noise-proof capability of a house become important problems in central residential areas.

However, in the conventional green ecological residential districts, hard landscapes such as greening and waterscape are taken as the key points of environment construction, so that less attention is paid to the construction of physical environments such as sound, light and heat of the residential districts, and the whole living environment is difficult to form and collect ecologically. The sound environment problem of residential buildings becomes the problem that the sound environment problem of the residential buildings needs to be fully paid attention and considered in the current urban planning, the community design and the single body design of the residential buildings, the people-oriented problem is really reflected, and the people strive to create a beautiful and comfortable living environment for the residential buildings.

At present, sound insulation technologies related to the field of building materials are disclosed, for example, chinese patent of CN103571086A discloses a flame-retardant honeycomb panel, which is prepared from the following raw materials in parts by weight: 100 parts of SG-3PVC resin, 5-7 parts of light calcium carbonate, 10-14 parts of titanium dioxide, 4-5 parts of azodicarbonamide, 1.4-1.6 parts of hexamethylenetetramine, 2.8-3.2 parts of nano titanium dioxide, 4-6 parts of precipitated barium sulfate, 1-2 parts of sodium dodecyl benzene sulfonate, 1-2 parts of dibutyltin dilaurate, 4-5 parts of diethylene glycol dibenzoate, 2-3 parts of zinc oxide, 1-2 parts of dicumyl peroxide and 6-8 parts of modified filler; for example, chinese patent CN108359158A discloses a novel building sound insulation material and a preparation method thereof, comprising the following raw materials in parts by weight: 30-45 parts of polyethylene, 28-36 parts of polybutadiene rubber, 15-24 parts of kaolin, 10-18 parts of asbestos, 8-17 parts of plant fiber, 12-20 parts of volcanic mud, 8-16 parts of hollow glass microsphere, 7-15 parts of glass fiber, 5-9 parts of montmorillonite, 4-8 parts of nano oxide, 8-13 parts of silica gel particles, 10-16 parts of polyurethane resin particles, 4-9 parts of diatom mud, 8-14 parts of calcium silicate, 4-7 parts of foaming agent, 3-8 parts of antioxidant, 4-7 parts of flame retardant and 2-5 parts of plasticizer; although the technical schemes consider the light heat preservation, flame retardation and sound insulation effects of the plate, the adoption of the foaming forming process can cause the plate to have great negative effects on the safety strength and the noise insulation effect.

Chinese patent of CN103835494A discloses a nano-calcium high-filling polypropylene anti-aging building template and a process thereof, wherein the main body of the building template is made of a nano-calcium high-filling polypropylene composite material; the nano calcium high-filling polypropylene composite material is polypropylene plastic, a polyethylene matrix, nano calcium carbonate, a coupling agent, a toughening agent and an ultraviolet absorbent; the production process of the nano-calcium high-filling polypropylene building template comprises the steps of mixing materials, and then melting and blending the mixture at 160-180 ℃ for material manufacturing; extruding, molding, cooling and cutting the obtained anti-aging reinforced calcium-plastic particles by an extruder; finally, the anti-aging reinforced calcium plastic particles are sent into a template profile extruder to extrude a template profile; the plate provided by the scheme is used as a building template profile, and the sound insulation performance is poor, so that the plate cannot be used as a sound insulation plate for building materials.

For example, patent publication No. CN108250577A discloses a flame-retardant low-thermal-conductivity expanded polypropylene bead, which is subjected to flame-retardant modification, and the number and size of the foamed cells are adjusted to make the expanded polypropylene bead have low thermal conductivity and excellent flame retardancy, the modification process is difficult to control, and the adoption of the foam molding process can cause the sheet material to have large negative effects on the safety strength and the noise insulation effect.

To this technical current situation, simultaneously based on this application utility model discloses the people is in building materials field sound insulation field be absorbed in research and development experience and accumulated theoretical knowledge, verifies through a large amount of practical application cases simultaneously, finally proposes this application technical scheme and improves above-mentioned technical problem.

Disclosure of Invention

In view of this, the utility model aims at providing a KHG sound insulation board has light heat preservation, compact structure, installation intensity height, good sound insulation, flame retardant efficiency simultaneously, and preparation simple process environmental protection need not use any organic solvent simultaneously, easily batch production implementation.

The utility model adopts the technical scheme as follows:

the utility model provides a KHG sound insulating board, KHG sound insulating board adopts the compound integrated into one piece technology of hot pressing, including the polypropylene foaming sheet layer that is located the centre and regards as the heat preservation main part layer, the upper surface and the lower surface of polypropylene foaming sheet layer are equipped with first polypropylene layer and the second polypropylene layer that is used for the sound insulation protection respectively, simultaneously the surface complex on first polypropylene layer has the fire-retardant layer of first PET, the surface complex on second polypropylene layer has the fire-retardant layer of second PET, and the fire-retardant layer of each PET does simultaneously the structure enhancement layer of KHG sound insulating board.

Preferably, the thickness of the first polypropylene foam sheet layer ranges from 10 to 25 mm.

Preferably, the first polypropylene layer and the second polypropylene layer are equal in thickness, each in the range of 1-5 mm.

Preferably, the first PET flame-retardant layer and the second PET flame-retardant layer have the same thickness, and the thickness ranges from 3mm to 8 mm.

Preferably, the outer surface of the first PET flame-retardant layer is compounded with a first sound-insulating felt layer, and the outer surface of the second PET flame-retardant layer is compounded with a second sound-insulating felt layer.

Preferably, the first sound insulation felt and the second sound insulation felt are equal in thickness, and the thickness of the first sound insulation felt and the thickness of the second sound insulation felt are in the range of 1-2 mm.

The PET of the present invention means Polyethylene terephthalate, which is an abbreviation of Polyethylene terephthalate.

The applicant screens the plate in the prior art and carries out special structural design on the plate, specifically proposes that the polypropylene foaming plate layer positioned in the middle is used as a heat insulation main body layer of the KHG sound insulation plate, the first polypropylene layer and the second polypropylene layer are arranged on the upper surface and the lower surface of the polypropylene foaming plate layer, the polypropylene layers have very excellent barrier property, so that good sound insulation effect is realized, the PET flame-retardant layers are further arranged outside the polypropylene layers to realize good flame retardance, weather resistance and good mechanical reinforcement protection effect on the KHG sound insulation plate, and finally, the plate is molded by a hot-press composite integrated molding process, so that good hot-press composite effect can be realized; the utility model discloses an outer fire-retardant enhancement protection, intermediate layer sound insulation protection, the heat retaining innovation structural design of inlayer make the utility model discloses have simultaneously that matter is light keeps warm, the structure is fine and close, the installation intensity is high, good sound insulation, flame retardant efficiency, and preparation simple process environmental protection simultaneously need not use any organic solvent, easily batch production implementation.

This application is according to actual sound insulation needs, further preferably proposes to set up the sound insulation felt layer at PET flame retardant coating external surface, further improves the utility model discloses a whole sound insulation effect.

The applicant will pass through the utility model discloses the product that technical scheme obtained is unified to be named KHG sound-proof board, is equivalent to a high-efficient fire-retardant heat preservation sound-proof board, and KHG shows to have high-efficient fire-retardant and heat preservation effect.

Drawings

Fig. 1 is a schematic structural view of a KHG sound insulation panel 1 in embodiment 1 of the present invention;

fig. 2 is a schematic structural view of the KHG sound-proof plate 2 in embodiment 2 of the present invention.

Detailed Description

The embodiment of the utility model discloses KHG sound insulation board, KHG sound insulation board adopt the compound integrated into one piece technology of hot pressing, including being located the middle polypropylene foam board layer that just is regarded as the heat preservation main part layer, the upper surface and the lower surface on polypropylene foam board layer are equipped with first polypropylene layer and the second polypropylene layer that is used for the sound insulation protection respectively, and the surface complex on first polypropylene layer has the fire-retardant layer of first PET simultaneously, and the surface complex on second polypropylene layer has the fire-retardant layer of second PET, and the structure enhancement layer of KHG sound insulation board is regarded as simultaneously to the fire-retardant layer of each PET.

In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below 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, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Example 1: please refer to a KHG sound insulation board 1 shown in fig. 1, which adopts a hot-press composite integrated molding process, and includes a polypropylene foam board layer 11 located in the middle and serving as a heat insulation main body layer, wherein a first polypropylene layer 12 and a second polypropylene layer 13 for sound insulation protection are respectively arranged on the upper surface and the lower surface of the polypropylene foam board layer 11, a first PET flame retardant layer 14 is compounded on the outer surface of the first polypropylene layer 12, a second PET flame retardant layer 15 is compounded on the outer surface of the second polypropylene layer 13, and each PET flame retardant layer 14,15 serves as a structural reinforcing layer of the KHG sound insulation board 1;

preferably, the thickness of the first polypropylene foam board layer 11 ranges from 10 mm to 25mm, the thickness of the first polypropylene layer 12 is equal to that of the second polypropylene layer 13, the thickness ranges from 1 mm to 5mm, the thickness of the first PET flame-retardant layer 14 is equal to that of the second PET flame-retardant layer 15, and the thickness ranges from 3mm to 8 mm; specifically, in the present embodiment, the thickness of the first polypropylene foam board layer 11 is 15mm, the thickness of the first polypropylene layer 12 and the thickness of the second polypropylene layer 13 are both 3mm, and the thickness of the first PET flame retardant layer 14 and the thickness of the second PET flame retardant layer 15 are both 5 mm;

the embodiment also provides a preparation method of the KHG sound insulation board 1, which comprises the following steps:

s11), laminating the first PET flame-retardant layer 14, the first polypropylene layer 12, the polypropylene foam board layer 11, the second polypropylene layer 13 and the second PET flame-retardant layer 15 in sequence to obtain a multilayer laminated structure;

s12), heating and pressurizing the multilayer laminated structure obtained in the step S11) by a hot press, so that the multilayer laminated structure is subjected to thermal plasticizing adhesion to obtain the KHG sound insulation board 10;

wherein the heating temperature is 150-220 deg.C, the heating time is 80-300 s, the pressurizing range is 5-50 Mpa, specifically, in the present embodiment, the heating temperature is 190 deg.C, the heating time is 180 s, and the pressurizing pressure is 25 Mpa.

The applicant screens the plate in the prior art and carries out special structural design on the plate, specifically proposes that the polypropylene foaming plate layer positioned in the middle is used as a heat insulation main body layer of the KHG sound insulation plate, the first polypropylene layer and the second polypropylene layer are arranged on the upper surface and the lower surface of the polypropylene foaming plate layer, the polypropylene layers have very excellent barrier property, so that good sound insulation effect is realized, the PET flame-retardant layers are further arranged outside the polypropylene layers to realize good flame retardance, weather resistance and good mechanical reinforcement protection effect on the KHG sound insulation plate, and finally, the plate is molded by a hot-press composite integrated molding process, so that good hot-press composite effect can be realized; the embodiment adopts the innovative structural design of outer flame-retardant reinforcement protection, interlayer sound insulation protection and inner layer heat insulation, so that the embodiment has the advantages of light weight, heat insulation, compact structure, high installation strength, good sound insulation and flame retardant effect, simple and environment-friendly preparation process, no need of using any organic solvent and easy batch production and implementation.

Example 2: the rest of the technical solution of this embodiment 2 is the same as that of embodiment 1, except that in this embodiment 2, please refer to the KHG sound insulation board 2 shown in fig. 2, a first sound insulation felt layer 16 is compounded on the outer surface of a first PET flame retardant layer 14, and a second sound insulation felt layer 17 is compounded on the outer surface of a second PET flame retardant layer 15; preferably, the first sound-proof felt 16 and the second sound-proof felt 17 are equal in thickness, and the thickness ranges from 1 mm to 2 mm; specifically, in the present embodiment, the thickness of each of the first and second acoustical insulation blankets is 1.5 mm.

In order to verify the technical effect of the embodiment of the present application, the present application further provides the following three groups of comparative examples:

comparative example 1: a flame-retardant honeycomb plate of CN103571086A was used.

Comparative example 2: a building sound insulation panel using CN 108359158A.

Comparative example 3: the CN103835494A nano-calcium high-filling polypropylene anti-aging building template is used as a building sound insulation board.

Compared with comparative examples 1-3, examples 1-2 of the application have the advantages of light weight, heat preservation, high installation strength, excellent sound insulation and flame retardant effects, simple and environment-friendly preparation process, no need of any organic solvent, and easiness in batch production and implementation.

It should be noted that, in other embodiments of the present application, the relevant parameter selections in other preferred ranges proposed in this embodiment may also be adopted, and all of the excellent technical effects described in this embodiment can be obtained, which are routine technical selections that can be made by those skilled in the art according to the content of this technical solution, and therefore, the embodiments of the present application are not described one by one.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a KHG sound-proof board, a serial communication port, KHG sound-proof board adopts the compound integrated into one piece technology of hot pressing, including being located the middle polypropylene foam board layer that just is regarded as the heat preservation main part layer, the upper surface and the lower surface on polypropylene foam board layer are equipped with first polypropylene layer and the second polypropylene layer that is used for the sound insulation protection respectively, simultaneously the surface complex on first polypropylene layer has the fire-retardant layer of first PET, the surface complex on second polypropylene layer has the fire-retardant layer of second PET, and the fire-retardant layer of each PET does simultaneously the structure enhancement layer of KHG sound-proof board.

2. The KHG acoustic panel according to claim 1, wherein the first polypropylene foam board layer has a thickness in the range of 10-25 mm.

3. The KHG acoustic panel according to claim 1, wherein the first polypropylene layer and the second polypropylene layer are equal in thickness, both in the range of 1-5 mm.

4. The KHG acoustic panel according to claim 1, wherein the first and second PET flame retardant layers are equal in thickness, both ranging from 3 to 8 mm.

5. The KHG acoustic baffle as defined in claim 1, wherein the first PET fire retardant layer has a first sound-insulating felt layer compounded on its outer surface, and the second PET fire retardant layer has a second sound-insulating felt layer compounded on its outer surface.

6. The KHG sound-insulating panel as claimed in claim 5, wherein the first and second sound-insulating felts have the same thickness, which is in the range of 1-2 mm.

Images