Impedance composite silencing cabin wall structure
By using the impedance composite structure of sound-absorbing cotton board and composite phenolic board, combined with sound-absorbing cavity and vibration damping mechanism, the problems of poor sound insulation effect and complicated construction of traditional sound-absorbing chamber wall structure are solved, achieving efficient sound insulation, low cost and stable connection.
Patent Information
- Application Number
- CN202520264011.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-19
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2035-02-19
AI Technical Summary
Traditional anechoic chamber wall structures suffer from poor sound insulation, high material costs, and complex construction. The use of single materials such as sound-absorbing cotton boards and phenolic boards cannot meet the requirements for efficient noise isolation.
The impedance composite structure of sound-absorbing cotton board and composite phenolic board is adopted. By reserving a sound-absorbing cavity between the two and designing structures such as slots, plugs, protrusions and grooves, combined with a shock absorption mechanism, a tight connection and multiple sound insulation layers are achieved.
It significantly improves sound insulation, simplifies the construction process, reduces material costs, enhances structural stability, and is multifunctional and environmentally friendly.
Smart Images
Figure CN223723950U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a soundproof cabin technical field, specifically is a kind of impedance composite soundproof cabin wall structure. BACKGROUND
[0002] In the soundproof cabin technical field, in order to effectively isolate and reduce the propagation of noise, the design of wall structure is crucial. The traditional soundproof cabin wall structure is mostly single material or simple multi-layer material superposition, although it can reduce the propagation of noise to some extent, but often there are problems such as poor sound insulation effect, high material cost, complex construction, etc.
[0003] The mute cotton board is widely used in the wall structure of soundproof cabin as a common sound insulation material due to its good sound absorption performance and certain sound insulation effect. However, relying on single mute cotton board material alone often fails to achieve ideal sound insulation effect, especially in the isolation of high-frequency noise.
[0004] Composite phenolic board has been widely used in the field of building materials due to its excellent fireproof performance and certain sound insulation and heat insulation capacity. However, using composite phenolic board alone as the wall material of soundproof cabin also cannot completely meet the demand for efficient noise isolation.
[0005] In order to overcome the limitations of the above single material, the industry has begun to explore the composite use of multiple materials to form a more efficient sound insulation wall structure. However, how to ensure sound insulation effect while reducing material cost, simplifying construction process and improving the overall performance and stability of the wall has become an important challenge in the design of soundproof cabin wall structure. UTILITY MODEL CONTENTS
[0006] In view of the above background, the utility model provides an impedance composite soundproof cabin wall structure, which aims to combine the advantages of mute cotton board and composite phenolic board, and skillfully design the structures such as slot, plug, protrusion and groove, to achieve more efficient, economical and stable sound insulation effect.
[0007] To achieve the above object, the utility model provides the following technical scheme: an impedance composite soundproof cabin wall structure, including a plurality of mutually spliced cabin boards, the cabin board includes the mute cotton board and the composite phenolic board, the mute cotton board and the composite phenolic board between reservation have sound-absorbing cavity, mute cotton board one side is provided with mute cotton board socket, mute cotton board other side is provided with mute cotton board plug, the two sides of mute cotton board and mute cotton board plug adjacent respectively are provided with mute cotton board protruding and mute cotton board recess, the two sides of composite phenolic board both sides are provided with composite phenolic board socket, the other two sides of composite phenolic board are provided with composite phenolic board plug, the two sides of composite phenolic board and composite phenolic board plug adjacent respectively are provided with composite phenolic board protruding and composite phenolic board recess, mute cotton board socket and composite phenolic board plug are located in the same side, mute cotton board plug and composite phenolic board socket are located in the same side, mute cotton board protruding and mute cotton board protruding are located in the same side, the mute cotton board and the composite phenolic board all include shell and function layer, the function layer is located in the shell inside.
[0008] Preferably, the mute cotton board and the composite phenolic board are connected through a damping mechanism, the damping mechanism is composed of a first fixed plate, a rubber column, a through hole, a spring and a second fixed plate, the rubber column is fixed between the first fixed plate and the second fixed plate, and the spring is sleeved on the outer side of the rubber column.
[0009] Preferably, the spring is respectively abutted on the first fixed plate and the second fixed plate at both ends, and the through hole is formed in the middle of the rubber column.
[0010] Preferably, the function layer is internally provided with a steel bar.
[0011] Preferably, the function layer is a foaming layer.
[0012] Preferably, the function layer is composed of a heat preservation layer, a hollow layer, a sound insulation layer and a concrete layer, the hollow layer is arranged above the heat preservation layer, the sound insulation layer is arranged above the hollow layer, and the concrete layer is arranged above the sound insulation layer.
[0013] Preferably, the sound insulation layer is made of sound insulation cotton, and the heat preservation layer is made of a foaming structure.
[0014] Preferably, the mute cotton board plug and the composite phenolic board plug are of the same structure, the mute cotton board recess and the composite phenolic board recess are of the same structure, the two sides of the mute cotton board plug and the two sides of the composite phenolic board are both provided with an arc structure, and the two sides of the mute cotton board recess and the two sides of the composite phenolic board recess are both provided with an arc structure.
[0015] Compared with the prior art, the utility model has the beneficial effects that:
[0016] The beneficial effects of the impedance composite soundproof cabin wall structure mainly lie in the following aspects:
[0017] 1. High sound insulation performance: By combining the soundproof cotton board and the composite phenolic board, and reserving a sound-absorbing cavity between them, the wall structure can more effectively isolate and reduce the propagation of noise. The soundproof cotton board has good sound absorption performance and can absorb and reduce the energy of noise, while the composite phenolic board provides a certain sound insulation barrier, and the combination of the two forms multiple sound insulation layers, significantly improving the overall sound insulation effect of the wall.
[0018] 2. Structural stability and easy installation: The slots, plugs, protrusions and grooves designed on the soundproof cotton board and the composite phenolic board allow the blocks to be tightly connected, enhancing the structural stability of the wall. At the same time, this design simplifies the installation process, allowing the blocks to be quickly assembled like building blocks, greatly improving construction efficiency.
[0019] 3. Material utilization and cost-effectiveness: Through clever structural design, the wall structure can fully utilize the performance advantages of the soundproof cotton board and the composite phenolic board, avoiding the limitations of single material use. In addition, as the blocks can be tightly connected, material waste is reduced, and overall costs are lowered.
[0020] 4. Multifunctionality and adaptability: The shell and functional layer design of the wall structure allow it to be customized according to specific needs. For example, the functional layer can be selected from different sound insulation, fireproof or thermal insulation materials to meet the application requirements in different scenarios. At the same time, the shell material can also be selected as needed to enhance the durability and aesthetics of the wall.
[0021] 5. Environmental protection and sustainability: The soundproof cotton board and the composite phenolic board are environmentally friendly materials with low carbon emissions and environmental pollution. The design of the wall structure allows materials to be recycled, reducing the generation of construction waste and meeting the concept of sustainable development.
[0022] In summary, the impedance composite sound-absorbing cabin wall structure has significant beneficial effects in terms of sound insulation performance, structural stability, material utilization, multifunctionality and adaptability, and environmental protection and sustainability, providing new ideas and methods for the design of sound-absorbing cabin wall structures. BRIEF DESCRIPTION OF DRAWINGS
[0023] The accompanying drawings are included to provide a further understanding of the present application, and constitute a part of the specification, together with the embodiments of the present application, to explain the present application, and do not constitute a limitation on the present application. In the drawings:
[0024] Figure 1 is a structural schematic diagram of the present application.
[0025] Figure 2 is a structural schematic diagram of the soundproof cotton board of the present application.
[0026] Figure 3 is a sectional view of the present application.
[0027] Figure 4 is a structural schematic view of the damping mechanism of the present application.
[0028] Figure 5 is a structural schematic view of the functional layer of the present application.
[0029] In the figure: 1, mute cotton board; 2, damping mechanism; 3, composite phenolic board; 101, mute cotton board slot; 102, mute cotton board plug; 103, mute cotton board protrusion; 104, mute cotton board recess; 105, shell; 106, functional layer; 107, steel bar; 201, first fixed plate; 202, rubber column; 203, through hole; 204, spring; 205, second fixed plate; 301, composite phenolic board slot; 302, composite phenolic board plug; 303, composite phenolic board recess; 1061, thermal insulation layer; 1062, hollow layer; 1063, sound insulation layer; 1064, concrete layer. DETAILED DESCRIPTION
[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0031] The phase modulation machine prefabricated cabin is a steel structure building, which is modularly produced in a factory and assembled on site.
[0032] The substation phase modulation machine is an important device, which is mainly used for adjusting the phase angle of each electrical device in the power system, so as to ensure that the phase of these devices remains synchronized. This synchronization is crucial for ensuring the normal operation and power exchange of the power system. The function of the phase modulation machine is to solve the problem of phase difference caused by changes in transmission lines, loads or device maintenance, etc.
[0033] The adjustment object of the phase modifier is mainly the phase and angle in the power system, which will be affected by various factors, including but not limited to voltage, load, temperature, etc. In order to realize the adjustment of these phases, the phase modifier is usually equipped with an automatic phase sequence detection and compensation device. This device can automatically adjust the phase of the power system according to the detected phase sequence information, so as to maintain its stability. In summary, the phase modifier plays a crucial role in the substation, and its working principle is to realize precise control of the phase of the power system through the automatic phase sequence detection and compensation device, so as to maintain the synchronization and stability of the entire system.
[0034] In the field of modern architecture, prefabricated cabins are gradually changing our architectural concepts and practices as a new type of building method. Prefabricated cabins, simply put, are a modular building structure that is manufactured in a factory beforehand and then transported to the site for assembly. Its emergence marks a major step forward for the construction industry towards integration, standardization and industrialization. The construction of prefabricated cabins covers all key parts of the building, including steel structural frame, wall, insulation, roof, floor, door and window, electrical equipment, water supply and drainage facilities, air conditioning system, fire fighting equipment, video monitoring system, etc. These components are accurately manufactured and pre-assembled in the factory according to strict design requirements, ensuring the quality and precision of every link.
[0035] Example 1
[0036] Please refer to Figures 1-5The utility model discloses an impedance composite sound -proof cabin wall structure, including a plurality of mutual splicing cabin board, and the cabin board includes mute cotton board 1 and composite phenolic board 3, wherein mute cotton board and composite phenolic board between reserve sound -proof cavity, mute cotton board 1 one side is provided with mute cotton board slot 101, mute cotton board 1 other side is provided with mute cotton board plug 102, mute cotton board 1 with mute cotton board plug 102 adjacent two sides are provided with mute cotton board protruding 103 and mute cotton board recess 104 respectively, composite phenolic board 3 two sides are provided with composite phenolic board 3 slot, composite phenolic board 3 other two sides are provided with composite phenolic board 3 plug, composite phenolic board 3 with composite phenolic board 3 plug adjacent two sides are provided with composite phenolic board protruding and composite phenolic board recess 303 respectively, mute cotton board slot 101 with composite phenolic board plug 302 are located at the same side, mute cotton board plug 102 with composite phenolic board slot 301 are located at the same side, mute cotton board protruding 103 with mute cotton board protruding 103 are located at the same side, mute cotton board 1 and composite phenolic board 3 all include shell 105 and functional layer 106, functional layer 106 is located inside shell 105, mute cotton board 1 and composite phenolic board 3 are connected through damping mechanism 2, damping mechanism 2 is composed of first fixed plate 201, rubber column 202, through -hole 203, spring 204 and second fixed plate 205, first fixed plate 201 and second fixed plate 205 are fixed with rubber column 202, spring 204 is sleeved on the outside of rubber column 202, the both ends of spring 204 are respectively rested on first fixed plate 201 and second fixed plate 205, through -hole 203 is set up in the middle part of rubber column 202, steel bar 107 is installed in functional layer 106, functional layer 106 is composed of heat -preserving layer 1061, hollow layer 1062, sound -proof layer 1063 and concrete layer 1064, hollow layer 1062 is provided with sound -proof layer 1063 above heat -preserving layer 1061, concrete layer 1064 is provided with sound -proof layer 1063 above sound -proof layer 1063, sound -proof layer 1063 adopts sound -proof cotton, heat -preserving layer 1061 adopts foaming structure, mute cotton board plug 102 and composite phenolic board 3 plug structure are same, mute cotton board recess 104 and composite phenolic board recess 303 structure are same, the both sides of mute cotton board plug 102 and the both sides of composite phenolic board 3 are all provided as arc structure, the both sides of mute cotton board recess 104 and the both sides of composite phenolic board recess 303 are all provided as arc structure, through setting up damping mechanism 2, can play good damping effect, and damping mechanism 2 is composed of first fixed plate 201, rubber column 202, through -hole 203, spring 204 and second fixed plate 205, through the double damping of rubber column 202 and spring, can further improve damping effect.The utility model discloses a sound insulation cotton board one side is provided with sound insulation cotton board slot 101, and sound insulation cotton board 1 the other side is provided with sound insulation cotton board plug 102, and sound insulation cotton board 1 with sound insulation cotton board plug 102 adjacent two sides are provided with sound insulation cotton board convex 103 and sound insulation cotton board recess 104 respectively, and the composite phenolic board 3 two sides are provided with composite phenolic board 3 slot, and the composite phenolic board 3 other two sides are provided with composite phenolic board 3 plug, and the composite phenolic board 3 with composite phenolic board 3 plug adjacent two sides are provided with composite phenolic board convex and composite phenolic board recess 303 respectively, can be convenient for the connection and spacing of wallboard, guarantee the compactness of connecting place, and the plug and slot of sound insulation cotton board and the plug and slot of composite phenolic board are opposite, and the connecting effect is better, and the functional layer is composed of thermal insulation layer, hollow layer, sound insulation layer and concrete layer, and the hollow layer is provided above the thermal insulation layer, and the sound insulation layer is provided above the hollow layer, and the concrete layer is provided above the sound insulation layer, improve the thermal insulation and sound insulation effect of wallboard.
[0037] The utility model discloses a sound insulation cotton board one side is provided with sound insulation cotton board slot 101, and sound insulation cotton board 1 the other side is provided with sound insulation cotton board plug 102, and sound insulation cotton board 1 with sound insulation cotton board plug 102 adjacent two sides are provided with sound insulation cotton board convex 103 and sound insulation cotton board recess 104 respectively, and the composite phenolic board 3 two sides are provided with composite phenolic board 3 slot, and the composite phenolic board 3 other two sides are provided with composite phenolic board 3 plug, and the composite phenolic board 3 with composite phenolic board 3 plug adjacent two sides are provided with composite phenolic board convex and composite phenolic board recess 303 respectively, can be convenient for the connection and spacing of wallboard, guarantee the compactness of connecting place, and the plug and slot of sound insulation cotton board and the plug and slot of composite phenolic board are opposite, and the connecting effect is better, and the functional layer is composed of thermal insulation layer, hollow layer, sound insulation layer and concrete layer, and the hollow layer is provided above the thermal insulation layer, and the sound insulation layer is provided above the hollow layer, and the concrete layer is provided above the sound insulation layer, improve the thermal insulation and sound insulation effect of wallboard.
[0038] Example two
[0039] Please refer to Figures 1-5The utility model discloses an impedance composite noise elimination cabin wall structure, including the mute cotton board 1 and the composite phenolic board 3, the mute cotton board 1 and the composite phenolic board 3 are connected through the damping mechanism 2 between, the mute cotton board 1 one side is provided with mute cotton board slot 101, the mute cotton board 1 other side is provided with mute cotton board plug 102, the mute cotton board 1 with mute cotton board plug 102 adjacent two sides are provided with mute cotton board protruding 103 and mute cotton board recess 104 respectively, the composite phenolic board 3 two sides are provided with composite phenolic board 3 slot, the composite phenolic board 3 other two sides are provided with composite phenolic board 3 plug, the composite phenolic board 3 with composite phenolic board 3 plug adjacent two sides are provided with composite phenolic board protruding and composite phenolic board recess 303 respectively, mute cotton board slot 101 with composite phenolic board plug 302 are located in the same side, mute cotton board plug 102 with composite phenolic board slot 301 are located in the same side, mute cotton board protruding 103 with mute cotton board protruding 103 are located in the same side, the mute cotton board 1 and the composite phenolic board 3 all include shell 105 and functional layer 106, the functional layer 106 is located in the shell 105 inside, the damping mechanism 2 is composed of first fixed plate 201, rubber column 202, through -hole 203, spring 204 and second fixed plate 205, the first fixed plate 201 and second fixed plate 205 between fixed with rubber column 202, the rubber column 202 outside is covered with spring 204, the spring 204 both ends are respectively on the first fixed plate 201 and second fixed plate 205, the rubber column 202 middle part is provided with through -hole 203, the functional layer 106 is installed with reinforcing steel bar 107 in, the functional layer 106 is provided as foamed layer, mute cotton board plug 102 and composite phenolic board 3 plug structure are same, mute cotton board recess 104 and composite phenolic board recess 303 structure are same, mute cotton board plug 102's two sides and the two sides of composite phenolic board 3 all are provided as arc structure, mute cotton board recess 104's two sides and composite phenolic board recess 303's two sides all are provided as arc structure, through setting up damping mechanism 2, can play good damping effect, and damping mechanism 2 is composed of first fixed plate 201, rubber column 202, through -hole 203, spring 204 and second fixed plate 205, through rubber column 202 and spring's double damping, can further improve damping effect, mute cotton board one side is provided with mute cotton board slot 101, mute cotton board 1 other side is provided with mute cotton board plug 102, mute cotton board 1 with mute cotton board plug 102 adjacent two sides are provided with mute cotton board protruding 103 and mute cotton board recess 104 respectively, the composite phenolic board 3 two sides are provided with composite phenolic board 3 slot, the composite phenolic board 3 other two sides are provided with composite phenolic board 3 plug, the composite phenolic board 3 with composite phenolic board 3 plug adjacent two sides are provided with composite phenolic board protruding and composite phenolic board recess 303 respectively, can be convenient for the connection and location of wallboard, guarantee the compactness of connecting place,And the plug and the slot of the mute cotton board and the plug and the slot of the composite phenolic board are opposite in position, and the connection effect is better.
[0040] The working principle of the utility model is: through setting shock attenuation mechanism 2, good shock attenuation effect can be achieved, and shock attenuation mechanism 2 is composed of first fixed plate 201, rubber column 202, through hole 203, spring 204 and second fixed plate 205, through the double shock attenuation of rubber column 202 and spring, the shock attenuation effect can be further improved;Mute cotton board one side is provided with mute cotton board slot 101, and mute cotton board 1 other side is provided with mute cotton board plug 102, and mute cotton board 1 with mute cotton board plug 102 adjacent two sides are provided with mute cotton board protrusion 103 and mute cotton board recess 104 respectively, and composite phenolic board 3 two sides are provided with composite phenolic board 3 slot, and composite phenolic board 3 other two sides are provided with composite phenolic board 3 plug, and composite phenolic board 3 with composite phenolic board 3 plug adjacent two sides are provided with composite phenolic board protrusion and composite phenolic board recess 303 respectively;It can be convenient for the connection and location of wallboard, and the tightness of the connection place is guaranteed;And the plug and the slot of the mute cotton board and the plug and the slot of the composite phenolic board are opposite in position, and the connection effect is better.
[0041] Finally, it should be noted that: the above only for the preferred embodiments of the utility model have described, and not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principles of the utility model, should be contained in the protection scope of the utility model.
Claims
1. An impedance composite anechoic chamber wall structure comprising a plurality of mutually spliced panels, said panels comprising a panel of acoustic cotton wool (1) and a composite phenolic panel (3), characterised in that: The sound-absorbing cavity is reserved between the mute cotton board (1) and the composite phenolic board (3), one side of the mute cotton board (1) is provided with a mute cotton board slot (101), the other side of the mute cotton board (1) is provided with a mute cotton board plug (102), the two sides of the mute cotton board (1) adjacent to the mute cotton board plug (102) are respectively provided with a mute cotton board protrusion (103) and a mute cotton board groove (104), the two sides of the composite phenolic board (3) are provided with a composite phenolic board (3) slot, the other two sides of the composite phenolic board (3) are provided with a composite phenolic board (3) plug, the two sides of the composite phenolic board (3) adjacent to the composite phenolic board (3) plug are respectively provided with a composite phenolic board protrusion and a composite phenolic board groove (303), the mute cotton board slot (101) and the composite phenolic board plug (302) are located on the same side, the mute cotton board plug (102) and the composite phenolic board slot (301) are located on the same side, the mute cotton board protrusion (103) and the mute cotton board protrusion (103) are located on the same side, the mute cotton board (1) and the composite phenolic board (3) both comprise a shell (105) and a functional layer (106), and the functional layer (106) is located inside the shell (105).
2. An impedance-composite anechoic chamber wall structure according to claim 1, characterized in that: The mute cotton board (1) and the composite phenolic board (3) are connected through a damping mechanism (2), the damping mechanism (2) is composed of a first fixed plate (201), a rubber column (202), a through hole (203), a spring (204) and a second fixed plate (205), the rubber column (202) is fixed between the first fixed plate (201) and the second fixed plate (205), and the spring (204) is sleeved outside the rubber column (202).
3. An impedance-composite anechoic chamber wall structure according to claim 2, characterized in that: The two ends of the spring (204) abut against the first fixed plate (201) and the second fixed plate (205) respectively, and the through hole (203) is formed in the middle of the rubber column (202).
4. The impedance composite anechoic chamber wall structure of claim 1, wherein: The functional layer (106) is internally provided with a steel bar (107).
5. A complex impedance anechoic chamber wall structure according to claim 1 or 4, characterised in that: The functional layer (106) is arranged as a foaming layer.
6. A complex impedance anechoic chamber wall structure according to claim 1 or 4, characterised in that: The functional layer (106) is composed of a heat preservation layer (1061), a hollow layer (1062), a sound insulation layer (1063) and a concrete layer (1064), the hollow layer (1062) is arranged above the heat preservation layer (1061), the sound insulation layer (1063) is arranged above the hollow layer (1062), and the concrete layer (1064) is arranged above the sound insulation layer (1063).
7. An impedance-composite anechoic chamber wall structure according to claim 6, characterized in that: The sound insulation layer (1063) is made of sound insulation cotton, and the heat preservation layer (1061) is made of a foaming structure.
8. The impedance composite anechoic chamber wall structure of claim 1, wherein: The mute cotton board plug (102) and the composite phenolic board (3) plug have the same structure, the mute cotton board groove (104) and the composite phenolic board groove (303) have the same structure, the two sides of the mute cotton board plug (102) and the two sides of the composite phenolic board (3) are both arranged as arc structures, and the two sides of the mute cotton board groove (104) and the two sides of the composite phenolic board groove (303) are both arranged as arc structures.