Self-adhesive vibration and noise reduction sheet for engineering machinery cab
By adopting a four-layer structure self-adhesive vibration and noise reduction sheet, the problems of limited vibration and noise reduction effects and complex construction processes in the existing technology are solved, and better vibration and noise reduction effects and convenient construction processes are achieved.
Patent Information
- Application Number
- CN202421826727.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-31
- Publication Date
- 2025-05-16
- Estimated Expiration
- 2034-07-31
AI Technical Summary
The vibration and noise reduction measures of existing construction machinery cabs are limited in effect, and the construction process is complex, making it difficult to meet actual needs.
A self-adhesive vibration-absorbing and noise-reducing sheet with a four-layer structure, the structure is an isolation layer, a self-adhesive damping patch, a restraint layer and an aqueous damping coating from the inside to the outside surface.
It achieves excellent damping performance and better vibration and noise reduction effects, and at the same time, the construction process is convenient, which greatly reduces construction time and improves construction efficiency.
Smart Images
Figure CN222877855U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of vibration-damping and noise-reducing sheets, in particular to a self-adhesive vibration-damping and noise-reducing sheet for an engineering machinery cab. Background Art
[0002] With the development of construction machinery, noise has become one of the important indicators for evaluating the quality of machinery. During the operation of construction machinery, its internal metal parts and structures will produce strong vibrations, which in turn will generate a lot of noise. Working in such a working environment for a long time will cause serious damage to the physical and mental health of the driver. Therefore, it is very necessary to take appropriate vibration reduction and noise reduction measures. The existing vibration reduction and noise reduction measures include: pasting damping patches, but this method has limited noise reduction effect; laying sound insulation cotton, but this method has a complicated construction process, so the above problems need to be solved. Utility Model Content
[0003] The utility model aims to provide a self-adhesive vibration-damping and noise-reducing sheet material for an engineering machinery cab, so as to overcome the above-mentioned defects in the prior art.
[0004] A self-adhesive vibration-damping and noise-reducing sheet for an engineering machinery cab. The sheet has a four-layer structure, and the sheet comprises an isolation layer, a self-adhesive damping patch, a constraint layer and a water-based damping coating from the inside to the outside.
[0005] Preferably, the isolation layer is release paper or release film.
[0006] Preferably, the self-adhesive damping patch is an asphalt damping patch or a butyl damping patch with a thickness of
[0007] 1.5mm-3mm.
[0008] Preferably, the constraining layer is a carbon steel plate or an aluminum foil with a thickness of 0.5 mm to 1 mm.
[0009] Preferably, the thickness of the water-based damping coating is 2 mm-7 mm.
[0010] The utility model has the following advantages:
[0011] 1. The self-adhesive vibration and noise reduction sheet of the present application has excellent damping performance and better vibration and noise reduction effect.
[0012] 2. The self-adhesive vibration-damping and noise-reducing sheet material of the present application has a convenient construction process, which can greatly reduce the construction time and improve the construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a structural schematic diagram of the utility model.
[0014] Among them: 1. Isolation layer; 2. Self-adhesive damping patch; 3. Constraint layer; 4. Water-based damping coating. DETAILED DESCRIPTION
[0015] The specific implementation methods of the utility model are further explained in detail below by describing the embodiments with reference to the accompanying drawings, so as to help those skilled in the art to have a more complete, accurate and in-depth understanding of the concept and technical solution of the utility model.
[0016] like Figure 1 As shown, the utility model provides a self-adhesive vibration-damping and noise-reducing sheet for an engineering machinery cab. The sheet has a four-layer structure, and the sheet comprises an isolation layer 1, a self-adhesive damping patch 2, a constraint layer 3 and a water-based damping coating 4 from the inside to the outside.
[0017] It should be noted that the isolation layer 1 is a release paper or a release film.
[0018] In addition, the self-adhesive damping patch 2 is an asphalt damping patch or a butyl damping patch with a thickness of 1.5 mm-3 mm.
[0019] In addition, the constraining layer 3 is a carbon steel plate or an aluminum foil with a thickness of 0.5 mm to 1 mm.
[0020] The thickness of the water-based damping coating 4 is 2 mm to 7 mm, and the water-based damping coating 4 is Shenzhen Zhonghui Rail Transit ZH3525 water-based noise reduction damping coating or German Henkel Terophon 123WF water-based damping coating.
[0021] In summary, the self-adhesive vibration-damping and noise-reducing sheet material of the present application has excellent damping performance and better vibration-damping and noise-reducing effects. In addition, the self-adhesive vibration-damping and noise-reducing sheet material has a convenient construction process, which can greatly reduce construction time and improve construction efficiency.
[0022] The utility model is described above by way of example in conjunction with the accompanying drawings. It is obvious that the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.
Claims
1. A self-adhesive vibration and noise reduction sheet for an engineering machinery cab, characterized in that: The sheet has a four-layer structure, and the sheet comprises an isolation layer (1), a self-adhesive damping patch (2), a constraint layer (3) and a water-based damping coating (4) from the inside to the outside.
2. The self-adhesive vibration and noise reduction sheet for an engineering machinery cab according to claim 1, characterized in that: The isolation layer (1) is a release paper or a release film.
3. The self-adhesive vibration and noise reduction sheet for an engineering machinery cab according to claim 1, characterized in that: The self-adhesive damping patch (2) is an asphalt damping patch or a butyl damping patch, and has a thickness of 1.5 mm to 3 mm.
4. The self-adhesive vibration and noise reduction sheet for an engineering machinery cab according to claim 1, characterized in that: The constraining layer (3) is a carbon steel plate or an aluminum foil, and has a thickness of 0.5 mm to 1 mm.
5. The self-adhesive vibration and noise reduction sheet for an engineering machinery cab according to claim 1, characterized in that: The thickness of the water-based damping coating (4) is 2 mm to 7 mm.