The road sound barrier selects the appropriate sound barrier according to the noise decibel size, different noise frequency and environmental conditions, so as not to affect the noise reduction effect. In order to make the noise reduction effect of the barrier, try to make the sound barrier close to the sound source or the receiving point.
The unit board and the supporting column of the road sound barrier should also take into account the combined action of the pulse power and the natural wind under the action of the train wind generated by the train, that is, the pulse power, without fatigue after millions of reciprocating cycles. damage.
The cementitious material is an inorganic non-combustible material, and the composite sound-absorbing glass wool, perlite and other materials also have good fireproof performance, so that the product has excellent fireproof performance, non-combustible material, light weight, and can be assembled and constructed with high efficiency and short construction period. Can save a lot of work costs. The road sound barrier can be combined with metal materials and light-transmitting materials according to different needs, and various colors and patterns can also be sprayed to meet the requirements of landscape decoration.
When repairing the road sound barrier, you need to pay attention to the following aspects:
(1) It is necessary to strengthen maintenance to prevent damage to the screen body. Non-metallic materials, such as cement sound barriers, generally have relatively good barrier metal materials or transparent shielding materials, and the weight is much larger, so the screen body strengthens the requirements of daily maintenance and prevents the screen body. Damage, damage and replacement in time.
(2) to ensure the color persistence, the non-metallic materials of the road sound insulation screen can generally adapt to the local actual situation, the surface painting, spray color will have a certain degree of fading and fading after 2-3 years, so it should be sprayed in time. To make the overall appearance of the sieve body.
(3) Preventing scratches, non-metallic materials, especially transparent materials, such as PC boards, acrylic sheets, sound barriers, surfaces that are easily scratched and difficult to repair, thus enhancing the maintenance of the transparent part of the sound barrier.
(4) Keep the transparent sound barrier of non-metallic materials clean and must be cleaned and maintained frequently to ensure that the screen is clean enough.
The raw materials used in road sound barriers are non-toxic and harmless, and the production process does not require high-temperature heating. It is an environmentally-friendly product encouraged by the state. It can process and produce sound-insulating panels and sound-absorbing panels according to different needs. It is suitable for highways, light rails, railways, culverts, tunnels, etc. Transportation and various industrial plants, workshops and residential quarters.
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