Centrifugal glass wool board with flame-retardant and noise-reduction functions
By setting flame retardant filler and composite plate structure in the shell of the centrifugal glass wool board, the problem of insufficient strength and flame retardant capacity is solved, and higher strength and more effective flame retardant effect are achieved.
Patent Information
- Application Number
- CN202420819724.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-19
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2034-04-19
AI Technical Summary
Existing centrifugal glass wool panels are less strong when used in buildings, are prone to damage, and have poor flame retardant effects during fires and are prone to burning.
By setting vertical grooves and horizontal grooves in the outer shell of the centrifugal glass wool plate and filling with flame retardant filler, combined with the outer plate, impact plate, reinforcement plate and fire-proof cloth, a composite plate is formed to improve the overall strength and flame retardant capacity.
The strength and stiffness of the centrifugal glass wool plate is improved to avoid damage, and significantly improve its flame retardant ability, which can protect the structure more effectively in fires.
Smart Images
Figure CN222685894U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a centrifugal glass wool plate with flame retardant and silencing functions, in particular to a centrifugal glass wool plate with flame retardant and silencing functions, belonging to the technical field of centrifugal glass wool plates. Background Art
[0002] Centrifugal glass wool board is a board product with a certain strength made from centrifugal glass wool after curing. Centrifugal glass wool has fluffy and interlaced fibers and a large number of tiny pores. It is a typical porous sound-absorbing material with good sound-absorbing properties and can achieve good sound absorption and noise reduction effects.
[0003] The centrifugal glass wool board of the prior art has the following disadvantages: 1. Centrifugal glass wool board is often used in construction, and its strength is slightly low. It is easy to be bumped and damaged during use or transportation; 2. When a fire occurs in a building, the centrifugal glass wool board has a certain flame retardant effect, and the fire lasts for a long time and is easy to burn. Therefore, improvements are made to the above problems. Utility Model Content
[0004] The purpose of the utility model is to provide a centrifugal glass wool board with flame retardant and silencing functions in order to solve the above-mentioned problems. The outer shell, outer plate, anti-impact plate and reinforcing plate can be combined to improve the overall strength and rigidity, protect the centrifugal glass wool board and avoid damage; flame retardant filler, fireproof cloth, flame retardant board, etc. are combined to improve the overall flame retardant ability.
[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: a centrifugal glass wool board with flame retardant and silencing functions, comprising an outer shell, vertical grooves a are opened on the left and right sides of the outer shell, vertical grooves b are opened on the front and back sides of the outer shell, and a transverse groove b is opened on the bottom of the outer shell, and the vertical grooves a, vertical grooves b and transverse grooves b are all filled with flame retardant fillers, the outer shell is fixedly connected with a top plate, the outer shell and the top plate are both bonded with fireproof cloth, the fireproof cloth is bonded with a flame retardant board, the flame retardant board is located on the outside of a composite board, the composite board comprises an outer plate, an impact-resistant plate, a reinforcing plate and a centrifugal glass wool board, reinforcing plates are bonded on both sides of the centrifugal glass wool board, and the reinforcing plate is bonded with an impact-resistant plate.
[0006] Preferably, a transverse groove a is provided on the surface of the top plate, and the transverse groove a is filled with a flame retardant filler.
[0007] Preferably, the transverse groove b is connected to the vertical groove a, and the material of the fireproof cloth is aramid.
[0008] Preferably, the composite plate is fixedly connected to the inside of the shell, and the composite plate is located below the top plate.
[0009] Preferably, the impact-resistant plate is bonded with an outer plate, and the material of the outer plate is polyphenylene ether.
[0010] Preferably, the anti-impact plate is made of high-impact polystyrene, and the reinforcing plate is made of polyetheretherketone.
[0011] The beneficial effects of the utility model are:
[0012] 1. The shell, outer panel, impact plate and reinforcing plate can cooperate to improve the overall strength and rigidity, protect the centrifugal glass wool board and avoid damage; the composite board is composed of the outer panel, impact plate, reinforcing plate and centrifugal glass wool board, and the composite board is fixed between the outer panel and the top plate, and the outer panel and the top plate can provide preliminary protection for it. The outer panel is made of polyphenylene ether, which has the advantages of high rigidity, high heat resistance, flame retardancy and high strength. The impact plate on the inner side of the outer panel is made of high-impact polystyrene, which is connected by adding micron-sized rubber particles and grafting polystyrene and rubber particles. When impacted, the tip stress of the crack extension will be released by the relatively soft rubber particles, so that it has better impact resistance. The reinforcing plate bonded to the impact plate is made of polyetheretherketone, which has excellent dimensional stability, good toughness and rigidity, and can improve the overall strength and rigidity of the composite board and avoid damage.
[0013] 2. Flame-retardant fillers, fireproof cloth, flame-retardant boards, etc. are used together to improve the overall flame-retardant ability; vertical grooves a are opened on the left and right sides of the shell, vertical grooves b are opened on the front and back sides, horizontal grooves b are opened on the bottom of the shell, and horizontal grooves a are opened on the top plate surface, and fireproof cloth is bonded to the inner surface of the shell and the top plate. Flame-retardant fillers are filled between the vertical grooves a, vertical grooves b, horizontal grooves a and horizontal grooves b. When a fire occurs, the shell burns to expose the flame-retardant fillers inside. The material of the flame-retardant fillers is aluminum hydroxide, which decomposes at 200-300°C. After decomposition, a dehydration reaction occurs, absorbing a large amount of heat from the surface of the shell, which can reduce the surface temperature of the shell; at the same time, dehydration produces a large amount of water vapor , dilute the combustible gas and oxygen concentration; decompose the residue Al2O3 into dense oxides, which are deposited on the surface of the outer shell, limiting the generation of combustible gas, and can extinguish or reduce the fire when the fire is small. The inner fireproof cloth is made of aramid, and the limiting oxygen index of aramid is greater than 28. When it leaves the flame, it will not continue to burn. It is a permanent flame retardant fiber. The material of the aramid bonded flame retardant board is polyetherimide, which has inherent flame retardancy and low smoke without adding any additives. The oxygen index is 47%. The material of the outer panel is polyphenylene ether, which has high heat resistance and is difficult to burn. It can be combined with centrifugal glass wool board to achieve better flame retardant and fireproof effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0015] Figure 2 It is a schematic diagram of a partial cross-sectional structure of the composite plate of the utility model;
[0016] Figure 3 It is a schematic diagram of the internal structure of the shell of the utility model.
[0017] In the figure: 1. top plate; 2. composite plate; 3. outer shell; 4. vertical groove a; 5. flame retardant filler; 6. fireproof cloth; 7. flame retardant board; 8. vertical groove b; 9. outer plate; 10. impact-resistant plate; 11. reinforcement plate; 12. centrifugal glass wool board; 13. transverse groove a; 14. transverse groove b. DETAILED DESCRIPTION
[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0019] Example 1 Please refer to Figure 1-3 As shown, a centrifugal glass wool board with flame retardant and silencing functions comprises a shell 3, wherein vertical grooves a4 are provided on the left and right sides of the shell 3, a plurality of vertical grooves a4 are provided in the shell 3, vertical grooves b8 are provided on the front and rear sides of the shell 3, and a transverse groove b14 is provided at the bottom of the shell 3, wherein the vertical grooves a4, the vertical grooves b8 and the transverse grooves b14 are all filled with flame retardant fillers 5, and the flame retardant fillers 5 can play a good flame retardant effect, and the shell 3 is fixedly connected with a top plate 1, and the top plate 1 is fixed at the open end of the shell 3. The outer shell 3 and the top plate 1 are both bonded with fireproof cloth 6, and the fireproof cloth 6 has good fireproof ability. The fireproof cloth 6 is bonded with a flame retardant plate 7, and the flame retardant plate 7 is located on the outside of the composite plate 2. The composite plate 2 includes an outer plate 9, an impact-resistant plate 10, a reinforcing plate 11 and a centrifugal glass wool plate 12. The composite plate 2 is composed of an outer plate 9, an impact-resistant plate 10, a reinforcing plate 11 and a centrifugal glass wool plate 12. The centrifugal glass wool plate 12 is bonded with reinforcing plates 11 on both sides, and the reinforcing plate 11 is bonded with an impact-resistant plate 10.
[0020] Specifically, the transverse groove b14 is connected to the vertical groove a4, and the material of the fireproof cloth 6 is aramid, and the fireproof cloth 6 has good fireproofing ability.
[0021] Specifically, the composite panel 2 is fixedly connected to the inside of the outer shell 3 . The composite panel 2 is fixed between the outer shell 3 and the top plate 1 . The outer shell 3 and the top plate 1 can protect the composite panel 2 . The composite panel 2 is located below the top plate 1 .
[0022] Specifically, the anti-impact plate 10 is bonded with an outer plate 9, which is fixed at the outermost side and has high rigidity and certain heat resistance. The material of the outer plate 9 is polyphenylene ether.
[0023] Specifically, the anti-impact plate 10 is made of high-impact polystyrene and has good impact resistance. The reinforcing plate 11 is made of polyetheretherketone and has high strength and impact resistance.
[0024] Example 2: Please refer to Figure 3 The difference between this embodiment and embodiment 1 is that: a transverse groove a13 is opened on the surface of the top plate 1, and the multiple transverse grooves a13 opened on the top plate 1 are filled with flame-retardant fillers 5, which can have a certain flame-retardant effect. The transverse grooves a13 are filled with flame-retardant fillers 5.
[0025] When the utility model is in use, the composite plate 2 is composed of the outer plate 9, the impact plate 10, the reinforcing plate 11 and the centrifugal glass wool plate 12, and the composite plate 2 is fixed between the outer shell 3 and the top plate 1, and the outer shell 3 and the top plate 1 can be used for preliminary protection. The material of the outer plate 9 is polyphenylene ether, which has the advantages of high rigidity, high heat resistance, flame retardancy, and high strength. The impact plate 10 inside the outer plate 9 is made of high-impact polystyrene, which is connected together by adding micron-sized rubber particles and grafting the polystyrene and rubber particles. When impacted, the tip stress of the crack extension will be released by the relatively soft rubber particles, so that it has better impact resistance. The material of the reinforcing plate 11 bonded to the impact-resistant plate 10 is polyetheretherketone, which has excellent dimensional stability, good toughness and rigidity, and can improve the overall strength and rigidity of the composite plate 2 to avoid damage. The shell 3 has vertical grooves a4 on the left and right sides, vertical grooves b8 on the front and back sides, a horizontal groove b14 on the bottom of the shell 3, a horizontal groove a13 on the surface of the top plate 1, and an outer The shell 3 and the inner surface of the top plate 1 are both bonded with fireproof cloth 6, and the vertical grooves a4, b8, a13 and b14 are filled with flame retardant fillers 5. When a fire occurs, the shell 3 burns to expose the inner flame retardant filler 5. The flame retardant filler 5 is made of aluminum hydroxide, which decomposes at 200-300°C. After decomposition, a dehydration reaction occurs, absorbing a large amount of heat from the surface of the shell 3, which can reduce the surface temperature of the shell 3; at the same time, dehydration produces a large amount of water vapor to dilute the concentration of combustible gas and oxygen; the decomposition residue Al2O3 is dense Oxides are deposited on the surface of the outer shell 3 to limit the generation of combustible gases. The inner fireproof cloth 6 is made of aramid, and the limiting oxygen index of aramid is greater than 28. It will not continue to burn when it leaves the flame. It is a permanent flame retardant fiber. The aramid-bonded flame retardant board 7 is made of polyetherimide, which has inherent flame retardancy and low smoke without adding any additives, and its oxygen index is 47%. The outer plate 9 is made of polyphenylene ether, which has high heat resistance and is difficult to burn. It can cooperate with the centrifugal glass wool board 12 to achieve a better flame retardant and fireproof effect.
[0026] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.
[0027] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.
Claims
1. A centrifugal glass wool board with flame retardant and silencing functions, comprising a shell (3), characterized in that: The shell (3) has vertical grooves a (4) on the left and right sides, the shell (3) has vertical grooves b (8) on the front and rear sides, the shell (3) has a transverse groove b (14) on the bottom, the vertical grooves a (4), the vertical grooves b (8) and the transverse grooves b (14) are all filled with flame retardant fillers (5), the shell (3) is fixedly connected to a top plate (1), the shell (3) and the top plate (1) are both bonded with fireproof cloth (6), the fireproof cloth (6) is bonded with a flame retardant plate (7), the flame retardant plate (7) is located on the outside of the composite plate (2), the composite plate (2) comprises an outer plate (9), an impact-resistant plate (10), a reinforcing plate (11) and a centrifugal glass wool plate (12), the centrifugal glass wool plate (12) has reinforcing plates (11) bonded on both sides, and the reinforcing plate (11) is bonded with the impact-resistant plate (10).
2. The centrifugal glass wool board with flame retardant and silencing functions according to claim 1, characterized in that: A transverse groove a (13) is provided on the surface of the top plate (1), and the transverse groove a (13) is filled with a flame retardant filler (5).
3. The centrifugal glass wool board with flame retardant and silencing functions according to claim 1, characterized in that: The transverse groove b (14) is connected to the vertical groove a (4), and the material of the fireproof cloth (6) is aramid.
4. The centrifugal glass wool board with flame retardant and silencing functions according to claim 1, characterized in that: The composite plate (2) is fixedly connected to the inside of the outer shell (3), and the composite plate (2) is located below the top plate (1).
5. The centrifugal glass wool board with flame retardant and silencing functions according to claim 1, characterized in that: The anti-impact plate (10) is bonded to an outer plate (9), and the material of the outer plate (9) is polyphenylene ether.
6. The centrifugal glass wool board with flame retardant and silencing functions according to claim 1, characterized in that: The material of the impact-resistant plate (10) is high-impact polystyrene, and the material of the reinforcing plate (11) is polyetheretherketone.