Flame-retardant sound-insulation rubber plate
By designing a multi-layer structure in the rubber sheet, including a flame retardant layer, a reinforced structure and a sound insulation structure, the problems of poor sound insulation, insufficient strength and seismic resistance of existing rubber sheets are solved, and higher sound insulation effects and service life are achieved.
Patent Information
- Application Number
- CN202420986461.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-09
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-05-09
AI Technical Summary
The existing rubber sheet has average sound insulation effect, poor strength and earthquake resistance, making it difficult to meet the actual use needs.
A flame-retardant and sound-insulating rubber sheet including a base plate, a first flame-retardant layer, a second flame-retardant layer, a buffer layer, a reinforcing structure, an upper plate, a lower plate and a sound-insulating structure was designed. By arranging the first and second flame retardant layers of magnesium oxide on both sides of the substrate, reinforcing ribs and elastic support blocks are interspersed inside to form a cross-shaped central support, and sound-absorbing cavities, suction through holes, and sound echo panels are provided inside the substrate. and sound-absorbing cotton sound insulation structure.
By strengthening the structure, the strength and toughness of the rubber sheet are improved, the crack resistance and earthquake resistance are enhanced, and the service life is extended; the sound insulation effect is significantly improved by the sound insulation structure, and the effective absorption and noise reduction of noise are achieved.
Smart Images
Figure CN222372441U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of rubber sheets, in particular to a flame retardant and sound insulating rubber sheet. Background Art
[0002] Rubber sheet is a multifunctional material widely used in various industrial and commercial environments, and a flame retardant sound insulation rubber sheet is a material with excellent fire resistance and sound insulation effect, suitable for places that need to have both functions. The existing rubber sheet has a general sound insulation effect, which is not convenient for secondary noise reduction and sound absorption. At the same time, the strength and seismic resistance are also poor, which is not convenient to meet the actual use needs. Utility Model Content
[0003] The utility model aims to provide a flame retardant sound insulation rubber sheet to solve the defect that the existing rubber sheet has a general sound insulation effect.
[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a flame retardant sound insulation rubber sheet, comprising a substrate and a first flame retardant layer;
[0005] The substrate comprises a first flame retardant layer, a second flame retardant layer, a buffer layer, a reinforcement structure, an upper plate, a lower plate and a sound insulation structure, wherein the first flame retardant layer is arranged on one side of the substrate, and the second flame retardant layer is arranged on the other side of the substrate;
[0006] A buffer layer is provided on one side of each of the first flame retardant layer and the second flame retardant layer, a reinforcement structure is provided inside the buffer layer, and an upper plate is provided on one side of the buffer layer;
[0007] A lower plate is arranged on the other side of the buffer layer, and a sound insulation structure is arranged inside the base plate.
[0008] Preferably, the first flame retardant layer and the second flame retardant layer are symmetrically distributed on both sides of the substrate, and the first flame retardant layer and the second flame retardant layer are magnesium oxide.
[0009] Preferably, the reinforcement structure includes a reinforcement rib, a first elastic support block and a second elastic support block, the reinforcement rib is arranged inside the buffer layer, the first elastic support block is arranged on the outside of the reinforcement rib, and the second elastic support block is arranged on one side of the first elastic support block outside the reinforcement rib.
[0010] Preferably, the reinforcing ribs are provided in several groups, and the reinforcing ribs are distributed at equal intervals inside the buffer layer. The first elastic support blocks and the second elastic support blocks are each provided in two groups, and the first elastic support blocks and the second elastic support blocks are symmetrically distributed on the outside of the reinforcing ribs.
[0011] Preferably, the sound insulation structure includes a sound-absorbing cavity, a suction through-hole, a sound-returning plate and sound-absorbing cotton. The sound-absorbing cavity is arranged inside the substrate, the suction through-holes are evenly arranged on both sides of the sound-absorbing cavity, a sound-returning plate is arranged at the middle position inside the sound-absorbing cavity, and sound-absorbing cotton is arranged on both sides of the sound-returning plate.
[0012] Preferably, the sound absorbing cavities are provided in a plurality of groups and are distributed at equal intervals inside the substrate, and the suction through holes are provided in a plurality of groups and are distributed at equal intervals on both sides of the sound absorbing cavities.
[0013] Preferably, one end of the attraction through hole passes through the interior of the substrate and extends to the outside of the substrate, and two groups of the sound-absorbing cotton are provided, and the sound-absorbing cotton is symmetrically distributed on both sides of the sound return plate.
[0014] The utility model provides a flame retardant sound insulation rubber sheet, which has the advantages of:
[0015] By providing a reinforcement structure, by setting the buffer layer to be a foam material, reinforcing ribs are interspersed inside the buffer layer, and the first elastic support block and the second elastic support block are radially distributed on the outer surface of the reinforcing rib with the reinforcing rib as the center, so that the reinforcing rib, the first elastic support block and the second elastic support block form a cross-type central support, thereby increasing the strength of the rubber sheet. At the same time, the elasticity of the first elastic support block and the second elastic support block and the recovery of the buffer layer can increase the toughness of the rubber sheet, thereby improving the crack resistance and shock resistance of the rubber sheet, further increasing the strength of the rubber sheet, and increasing the service life of the rubber sheet;
[0016] By providing a sound insulation structure, external noise enters the sound-absorbing cavity through the attraction holes, and the noise passes through the sound-absorbing cotton to achieve the effect of sound absorption and noise reduction. The sound-absorbing cotton is a honeycomb structure that can further absorb noise. When part of the noise enters the sound-absorbing cavity, it is reflected again by the sound-returning plate to the inside of the sound-absorbing cotton for adsorption, and the noise is absorbed twice, thereby further improving the sound insulation effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0018] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;
[0019] Figure 3 For the utility model Figure 2 The enlarged structural diagram at A in the middle;
[0020] Figure 4 It is a three-dimensional cross-sectional structural schematic diagram of the sound insulation structure of the utility model;
[0021] Figure 5 For the utility model Figure 4 Enlarged structural diagram at B in the middle.
[0022] Explanation of the reference numerals in the figure: 1. substrate; 101. first flame retardant layer; 102. second flame retardant layer; 103. buffer layer; 104. reinforcement structure; 1041. reinforcement rib; 1042. first elastic support block; 1043. second elastic support block; 105. upper plate; 106. lower plate; 107. sound insulation structure; 1071. sound absorbing cavity; 1072. attraction through hole; 1073. sound return plate; 1074. sound absorbing cotton. DETAILED DESCRIPTION
[0023] 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.
[0024] See also Figure 1-Figure 5 The utility model provides a flame retardant and sound insulating rubber sheet, which includes a substrate 1 and a first flame retardant layer 101 .
[0025] Reference Figure 1-Figure 3 As shown, the substrate 1 includes a first flame retardant layer 101, a second flame retardant layer 102, a buffer layer 103, a reinforcement structure 104, an upper plate 105, a lower plate 106 and a sound insulation structure 107. The first flame retardant layer 101 is arranged on one side of the substrate 1, and the second flame retardant layer 102 is arranged on the other side of the substrate 1. The first flame retardant layer 101 and the second flame retardant layer 102 are symmetrically distributed on both sides of the substrate 1. The first flame retardant layer 101 and the second flame retardant layer 102 are magnesium oxide. The buffer layer 103 is arranged on one side of the first flame retardant layer 101 and the second flame retardant layer 102. The reinforcing structure 104 is arranged inside the buffer layer 103. The reinforcing structure 104 includes reinforcing ribs 104. 1. A first elastic support block 1042 and a second elastic support block 1043, a reinforcing rib 1041 is arranged inside the buffer layer 103, a first elastic support block 1042 is arranged on the outside of the reinforcing rib 1041, a second elastic support block 1043 is arranged on one side of the first elastic support block 1042 outside the reinforcing rib 1041, a plurality of groups of reinforcing ribs 1041 are arranged, and the reinforcing ribs 1041 are evenly spaced inside the buffer layer 103, two groups of the first elastic support block 1042 and the second elastic support block 1043 are arranged, and the first elastic support block 1042 and the second elastic support block 1043 are symmetrically distributed on the outside of the reinforcing rib 1041.
[0026] By setting the buffer layer 103 to be a foam material, reinforcing ribs 1041 are interspersed inside the buffer layer 103, and the first elastic support block 1042 and the second elastic support block 1043 are radially distributed on the outer surface of the reinforcing rib 1041 with the reinforcing rib 1041 as the center, so that the reinforcing rib 1041, the first elastic support block 1042 and the second elastic support block 1043 form a cross-type central support, which increases the strength of the rubber sheet. At the same time, the elasticity of the first elastic support block 1042 and the second elastic support block 1043 and the restorability of the buffer layer 103 can increase the toughness of the rubber sheet, thereby improving the crack resistance and shock resistance of the rubber sheet, further increasing the strength of the rubber sheet, and improving the service life of the rubber sheet.
[0027] Reference Figure 4 and Figure 5 As shown, an upper plate 105 is provided on one side of the buffer layer 103, a lower plate 106 is provided on the other side of the buffer layer 103, a sound insulation structure 107 is provided inside the substrate 1, and the sound insulation structure 107 includes a sound absorbing cavity 1071, a suction through hole 1072, a sound return plate 1073 and a sound absorbing cotton 1074. The sound absorbing cavity 1071 is provided inside the substrate 1, and both sides of the sound absorbing cavity 1071 are evenly provided at the suction through hole 1072, and a sound return plate 1073 is provided at the middle position inside the sound absorbing cavity 1071. Sound-absorbing cotton 1074 is arranged on both sides of the sound-returning plate 1073, a plurality of sound-absorbing cavities 1071 are arranged, and the sound-absorbing cavities 1071 are evenly spaced inside the substrate 1, a plurality of attraction through holes 1072 are arranged, and the attraction through holes 1072 are evenly spaced on both sides of the sound-absorbing cavities 1071, and one end of the attraction through holes 1072 passes through the interior of the substrate 1 and extends to the outside of the substrate 1, two groups of sound-absorbing cotton 1074 are arranged, and the sound-absorbing cotton 1074 is symmetrically distributed on both sides of the sound-returning plate 1073.
[0028] External noise enters the sound-absorbing cavity 1071 through the attraction hole 1072, and the noise passes through the sound-absorbing cotton 1074 to achieve the effect of sound absorption and noise reduction. The sound-absorbing cotton 1074 is a honeycomb structure, which can further absorb noise. When part of the noise enters the sound-absorbing cavity 1071, it is reflected again by the sound-returning plate 1073 to the inside of the sound-absorbing cotton 1074 for adsorption, and the noise is absorbed for the second time, thereby further improving the sound insulation effect.
[0029] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.
Claims
1. A flame retardant and sound insulating rubber sheet, comprising a substrate (1) and a first flame retardant layer (101); Features: The substrate (1) comprises a first flame retardant layer (101), a second flame retardant layer (102), a buffer layer (103), a reinforcement structure (104), an upper plate (105), a lower plate (106) and a sound insulation structure (107); the first flame retardant layer (101) is arranged on one side of the substrate (1), and the second flame retardant layer (102) is arranged on the other side of the substrate (1); A buffer layer (103) is provided on one side of each of the first flame retardant layer (101) and the second flame retardant layer (102); a reinforcing structure (104) is provided inside the buffer layer (103); and an upper plate (105) is provided on one side of the buffer layer (103); A lower plate (106) is arranged on the other side of the buffer layer (103), and a sound insulation structure (107) is arranged inside the base plate (1).
2. The flame retardant and sound insulating rubber sheet according to claim 1, characterized in that: The first flame retardant layer (101) and the second flame retardant layer (102) are symmetrically distributed on both sides of the substrate (1), and the first flame retardant layer (101) and the second flame retardant layer (102) are magnesium oxide.
3. The flame retardant and sound insulating rubber sheet according to claim 1, characterized in that: The reinforcing structure (104) comprises a reinforcing rib (1041), a first elastic support block (1042) and a second elastic support block (1043); the reinforcing rib (1041) is arranged inside the buffer layer (103); the first elastic support block (1042) is arranged on the outside of the reinforcing rib (1041); and the second elastic support block (1043) is arranged on one side of the first elastic support block (1042) outside the reinforcing rib (1041).
4. The flame retardant and sound insulating rubber sheet according to claim 3, characterized in that: The reinforcing ribs (1041) are provided in a plurality of groups, and the reinforcing ribs (1041) are distributed at equal intervals inside the buffer layer (103); the first elastic support blocks (1042) and the second elastic support blocks (1043) are each provided in two groups, and the first elastic support blocks (1042) and the second elastic support blocks (1043) are symmetrically distributed on the outside of the reinforcing ribs (1041).
5. The flame retardant and sound insulating rubber sheet according to claim 1, characterized in that: The sound insulation structure (107) comprises a sound absorbing cavity (1071), a suction through hole (1072), a sound return plate (1073) and sound absorbing cotton (1074); the sound absorbing cavity (1071) is arranged inside the substrate (1); both sides of the sound absorbing cavity (1071) are evenly arranged on the suction through hole (1072); a sound return plate (1073) is arranged at a middle position inside the sound absorbing cavity (1071); and sound absorbing cotton (1074) is arranged on both sides of the sound return plate (1073).
6. The flame retardant and sound insulating rubber sheet according to claim 5, characterized in that: The sound absorbing cavities (1071) are provided in a plurality of groups, and the sound absorbing cavities (1071) are distributed at equal intervals inside the substrate (1); the suction through holes (1072) are provided in a plurality of groups, and the suction through holes (1072) are distributed at equal intervals on both sides of the sound absorbing cavities (1071).
7. The flame retardant and sound insulating rubber sheet according to claim 5, characterized in that: One end of the attraction through hole (1072) passes through the interior of the substrate (1) and extends to the outside of the substrate (1). Two groups of sound-absorbing cotton (1074) are provided, and the sound-absorbing cotton (1074) is symmetrically distributed on both sides of the sound return plate (1073).