Sound-insulation and heat-insulation pearl wool and preparation process thereof

Abstract

The sound and heat insulation type pearl wool comprises a pearl wool body, and the pearl wool body comprises a base layer, a reinforcing layer arranged on the outer side of the base layer, a sound insulation layer arranged on the outer side of the reinforcing layer and a heat insulation layer arranged on the outer side of the sound insulation layer; the protection device comprises a containing box body, a containing cavity formed in the top of the containing box body and used for allowing the pearl wool body to be inserted, a box cover detachably connected with the containing box body, and a sealing ring arranged at the bottom of the box cover; the positioning block is arranged at the bottom of the box cover; the storage box has the beneficial effects that through the designed protection device, the pearl wool body with sound insulation and heat insulation performance can be placed in the storage box body, and the storage groove is formed in the pearl wool body to accommodate articles, so that the functionality of the pearl wool is increased, and the pearl wool can provide additional protection and portability while meeting the sound insulation and heat insulation requirements; the requirements of market users on the performance diversification of the pearl wool material are met.

Description

Technical Field

[0001] The present invention belongs to the technical field of EPE, and particularly relates to a sound-insulating and heat-insulating EPE and a preparation process. Background Art

[0002] The porous structure of EPE endows it with excellent buffering and shock-proof capabilities; during packaging and transportation, it can effectively absorb and disperse impact energy, thereby reducing the risk of product breakage; the EPE material itself is not easy to absorb water, so it has excellent waterproof and moisture-proof properties; in an environment with high humidity, EPE can also maintain stable performance and will not deform or be damaged due to water absorption; this characteristic enables EPE to play a good protective role under various environmental conditions.

[0003] EPE is an environmentally friendly material that can be recycled and reused without polluting the environment; in the context of the increasing environmental awareness today, the environmental protection characteristics of EPE make it a popular packaging and heat preservation material.

[0004] A kind of EPE with fireproof and sound-insulating functions with the patent publication number of CN220904307U. This patent discloses including an EPE main body, a storage groove is arranged at the top of the EPE main body, the EPE main body includes a base layer, a reinforcing layer is fixedly connected to the outer surface of the base layer, a sound-insulating layer is fixedly connected to the outer surface of the reinforcing layer, and a flame-retardant layer is fixedly connected to the outer surface of the sound-insulating layer; the flame-retardant layer includes a first fireproof layer and a second fireproof layer; the thicknesses of the first fireproof layer and the second fireproof layer are the same, and the second fireproof layer is coated on the outer surface of the first fireproof layer; this patent mainly focuses on improving the fireproof and sound-insulating capabilities of EPE, and there are deficiencies in portability and protection.

[0005] A kind of heat-insulating and heat-preserving EPE with the patent publication number of CN103963411A. This patent discloses including a heat-insulating layer, a protective layer and a heat-insulating layer. The heat-insulating layer is arranged on the upper surface of the protective layer, the heat-insulating layer is arranged on the lower surface of the protective layer, the heat-insulating layer is made of heat-insulating cotton, the protective layer is made by physically foaming a mixture of an antioxidant, molecular distilled monoglyceride and low-density polyethylene resin, and the heat-insulating layer is made of a heat-insulating fabric, and the heat-insulating fabric is made of a blend of polyvinyl chloride fiber and polyester fiber. This patent has deficiencies in portability and protection. Summary of the Invention

[0006] The purpose of the present invention is to provide a sound-insulating and heat-insulating EPE and a preparation process, which increase the functionality of EPE, enabling it to meet the sound-insulating and heat-insulating requirements while also providing additional protection and portability.

[0007] To achieve the above purpose, the present invention provides the following technical solution: A sound-insulating and heat-insulating EPE, including

[0008] An EPE body, the EPE body includes a base layer, a reinforcing layer disposed outside the base layer, a sound insulation layer disposed outside the reinforcing layer, and a heat insulation layer disposed outside the sound insulation layer;

[0009] A protection device, the protection device includes a housing box body, a receiving cavity opened at the top of the housing box body for inserting the EPE body, a box cover detachably connected to the housing box body, and a sealing ring disposed at the bottom of the box cover.

[0010] As a preferred technical solution of the present invention, it further includes a positioning block disposed at the bottom of the box cover, and a positioning groove opened at the top of the housing box body and adapted to the positioning block.

[0011] As a preferred technical solution of the present invention, it further includes convex handles symmetrically disposed on the top of the box cover, and L-shaped extension ears symmetrically disposed on the box cover.

[0012] As a preferred technical solution of the present invention, it further includes first L-shaped members symmetrically disposed on the housing box body, a connecting rod disposed on the first L-shaped members, and a fixing ring disposed at one end of the connecting rod, and the L-shaped extension ears can be inserted into the interior of the fixing ring.

[0013] As a preferred technical solution of the present invention, a card slot is opened on the outer side surface of the L-shaped extension ear, a fixing groove is opened on the inner wall of the fixing ring, a spring is disposed at the inner bottom of the fixing groove, and a clamping block engaged with the card slot is disposed at one end of the spring.

[0014] As a preferred technical solution of the present invention, a guide post is disposed at one end of the clamping block, and a fixing cylinder for inserting the guide post is disposed at the inner bottom of the fixing groove.

[0015] As a preferred technical solution of the present invention, a first storage groove and a second storage groove are opened at the top of the EPE body, and the first storage groove and the second storage groove are spaced apart.

[0016] The present invention also discloses a preparation process of a sound insulation and heat insulation type EPE, including the following steps:

[0017] Select high-quality EPE monomers as the base material, clean and dry them to remove impurities and moisture on the surface;

[0018] Evenly coat polyester fiber or nylon fiber on the outer surface of the base layer EPE monomer to form a reinforcing layer;

[0019] Evenly coat polyurethane foam on the outer surface of the reinforcing layer to form a sound insulation layer;

[0020] Evenly coat reflective heat insulation paint on the outer surface of the sound insulation layer;

[0021] Inspect the prepared sound-insulating and heat-insulating EPE, and cut it as needed.

[0022] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0023] Through the designed protection device, the EPE body with sound-insulating and heat-insulating performance can be placed inside the box body of the accommodation box, and a storage groove is opened on the EPE body to accommodate items, which not only increases the functionality of the EPE, but also provides additional protection and portability while meeting the sound-insulating and heat-insulating requirements, meeting the diverse needs of market users for the performance of EPE materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a schematic structural diagram of the present invention;

[0025] Figure 2 is a schematic side-sectional structural diagram of the present invention;

[0026] Figure 3 is of the present invention Figure 2 is an enlarged structural diagram of area Y in

[0027] Figure 4 is of the present invention Figure 3 is an enlarged structural diagram of area F in

[0028] Figure 5 is a schematic cross-sectional structural diagram of the EPE body of the present invention;

[0029] In the figure: 1. EPE body; 11. First storage groove; 12. Second storage groove; 13. Base layer; 14. Reinforcing layer; 15. Sound-insulating layer; 16. Heat-insulating layer; 2. Box body of the accommodation box; 3. Box cover; 31. Convex handle; 32. L-shaped extension ear; 320. Card slot; 4. Sealing ring; 5. First L-shaped part; 6. Fixed ring; 61. Connecting rod; 62. Fixed groove; 620. Fixed cylinder; 7. Clamping block; 71. Guide post; 8. Spring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0030] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0031] Embodiment 1

[0032] Please refer to Figures 1-5 , which is the first embodiment of the present invention. This embodiment provides a sound-insulating and heat-insulating EPE, including

[0033] The EPE body 1, the EPE body 1 includes a base layer 13. Select high-quality EPE monomers as the base material, clean and dry them to remove impurities and moisture on the surface.

[0034] An enhanced layer 14 disposed outside the base layer 13. Polyester fiber or nylon fiber is evenly coated on the outer surface of the base EPE monomer to improve the strength and durability of the EPE. A sound insulation layer 15 disposed outside the enhanced layer 14. Polyurethane foam is evenly coated on the outer surface of the enhanced layer 14 to form the sound insulation layer 15, increasing the sound insulation performance of the EPE. A heat insulation layer 16 disposed outside the sound insulation layer 15. Reflective heat insulation paint is evenly coated on the outer surface of the sound insulation layer 15 to improve the heat insulation performance of the EPE.

[0035] A protection device, the protection device includes a housing box body 2, a receiving cavity opened at the top of the housing box body 2 for inserting the EPE body 1, a box cover 3 detachably connected to the housing box body 2. By using the cooperation of the housing box body 2 and the box cover 3, it provides additional protection and portability, meeting the diverse needs of market users for the performance of EPE materials. A sealing ring 4 disposed at the bottom of the box cover 3. When the box cover 3 is covered on the housing box body 2, the sealing performance is increased through the sealing ring 4.

[0036] In this embodiment, preferably, it further includes a positioning block disposed at the bottom of the box cover 3, realizing the addition of the positioning block, and a positioning groove opened at the top of the housing box body 2 adapted to the positioning block. By using the cooperation of the positioning block and the positioning groove, the positioning performance of the box cover 3 and the housing box body 2 is increased.

[0037] In this embodiment, preferably, it further includes convex handles 31 symmetrically disposed at the top of the box cover 3 to facilitate removing the box cover 3 through the convex handles 31, and L-shaped extension ears 32 symmetrically disposed on the box cover 3, realizing the addition of the L-shaped extension ears 32.

[0038] In this embodiment, preferably, it further includes a first L-shaped member 5 symmetrically arranged on the box body 2 of the accommodation box, realizing the addition of the first L-shaped member 5, a connecting rod 61 arranged on the first L-shaped member 5, realizing the addition of the connecting rod 61, a fixing ring 6 arranged at one end of the connecting rod 61, the connecting rod 61 increasing the support for the fixing ring 6, the L-shaped extension ear 32 can be inserted into the inside of the fixing ring 6, a card slot 320 is formed on the outer side surface of the L-shaped extension ear 32, realizing the formation of the card slot 320, a fixing groove 62 is formed on the inner wall of the fixing ring 6, realizing the formation of the fixing groove 62, a spring 8 is arranged at the inner bottom of the fixing groove 62, realizing the addition of the spring 8, one end of the spring 8 is provided with a clamping block 7 that is snap-fitted with the card slot 320. When the box cover 3 is covered on the box body 2 of the accommodation box, the L-shaped extension ear 32 is inserted into the fixing ring 6. When the L-shaped extension ear 32 is inserted, it presses the clamping block 7, the clamping block 7 is compressed by the extrusion to compress the spring 8, and after the spring 8 is compressed, it resets, driving the clamping block 7 to be snap-fitted in the card slot 320 to reinforce the box cover 3 covered on the box body 2 of the accommodation box.

[0039] In this embodiment, preferably, one end of the clamping block 7 is provided with a guide post 71, realizing the addition of the guide post 71, a fixing cylinder 620 for the guide post 71 to be inserted is arranged at the inner bottom of the fixing groove 62, and when the clamping block 7 moves, it drives the guide post 71 to move along the fixing cylinder 620, increasing the guiding when the clamping block 7 moves.

[0040] In this embodiment, preferably, a first storage groove 11 and a second storage groove 12 are formed at the top of the EPE body 1, and the first storage groove 11 and the second storage groove 12 are spaced apart, and the first storage groove 11 and the second storage groove 12 can be used to accommodate items.

[0041] Embodiment 2

[0042] Please refer to Figures 1-5 , which is the second embodiment of the present invention. This embodiment provides a preparation process for a sound-insulating and heat-insulating EPE, including the following steps:

[0043] Select high-quality EPE monomers as the base material, clean and dry them to remove impurities and moisture on the surface;

[0044] Uniformly coat polyester fiber or nylon fiber on the outer surface of the base EPE monomer to form a reinforcing layer 14;

[0045] Uniformly coat polyurethane foam on the outer surface of the reinforcing layer 14 to form a sound-insulating layer 15;

[0046] Uniformly coat a reflective heat-insulating coating on the outer surface of the sound-insulating layer 15;

[0047] Inspect the prepared sound-insulating and heat-insulating EPE and cut it as needed.

[0048] Although embodiments of the present invention have been shown and described, refer to the above detailed description. For those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sound-insulating and heat-insulating pearl cotton, characterized in that: including a pearl cotton body (1), the pearl cotton body (1) including a base layer (13), a reinforcing layer (14) disposed outside the base layer (13), a sound insulation layer (15) disposed outside the reinforcing layer (14), and a heat insulation layer (16) disposed outside the sound insulation layer (15); a protection device, the protection device including a housing box body (2), a receiving cavity opened at the top of the housing box body (2) for inserting the pearl cotton body (1), a box cover (3) detachably connected to the housing box body (2), and a sealing ring (4) disposed at the bottom of the box cover (3).

2. The sound-insulating and heat-insulating pearl cotton according to claim 1, wherein: It further includes a positioning block disposed at the bottom of the box cover (3) and a positioning groove opened at the top of the housing box body (2) adapted to the positioning block.

3. A sound-insulating and heat-insulating EPE according to claim 1, characterized in that: It further includes convex handles (31) symmetrically disposed at the top of the box cover (3) and L-shaped extension ears (32) symmetrically disposed on the box cover (3).

4. The sound-insulating and heat-insulating EPE according to claim 3, characterized in that: It further includes first L-shaped members (5) symmetrically disposed on the housing box body (2), a connecting rod (61) disposed on the first L-shaped member (5), and a fixing ring (6) disposed at one end of the connecting rod (61), and the L-shaped extension ear (32) can be inserted into the interior of the fixing ring (6).

5. The sound-insulating and heat-insulating EPE according to claim 4, characterized in that: A card slot (320) is opened on the outer side surface of the L-shaped extension ear (32), a fixing groove (62) is opened on the inner wall of the fixing ring (6), a spring (8) is disposed at the inner bottom of the fixing groove (62), and a clamping block (7) engaged with the card slot (320) is disposed at one end of the spring (8).

6. The sound-insulating and heat-insulating EPE according to claim 5, characterized in that: A guide post (71) is disposed at one end of the clamping block (7), and a fixing cylinder (620) for inserting the guide post (71) is disposed at the inner bottom of the fixing groove (62).

7. The sound-insulating and heat-insulating EPE according to claim 1, characterized in that: First storage grooves (11) and second storage grooves (12) are opened at the top of the pearl cotton body (1), and the first storage grooves (11) and the second storage grooves (12) are spaced apart.

8. The preparation process of a sound-insulating and heat-insulating EPE according to any one of claims 1-7, characterized in that: including the following steps: Select high-quality pearl cotton monomers as the base material, clean and dry them to remove impurities and moisture on the surface; Uniformly coat polyester fiber or nylon fiber on the outer surface of the base pearl cotton monomer to form a reinforcing layer; Uniformly coat polyurethane foam on the outer surface of the reinforcing layer to form a sound insulation layer; Uniformly coat reflective heat insulation paint on the outer surface of the sound insulation layer; Conduct quality inspection on the prepared sound insulation and heat insulation type pearl cotton and cut it as needed.

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