Noise reduction and sound insulation wall for pavement construction

Abstract

The utility model discloses a noise reduction and sound insulation wall for road surface construction, relates to the technical field of road surface sound insulation walls, and aims to solve the problems that existing concrete, metal and the like are high in reflectivity and cannot well absorb sound wave energy although being capable of blocking part of sound waves from spreading out of a construction site, and the noise reduction and sound insulation wall comprises a bottom plate, a groove is formed in the upper end of the bottom plate, a reinforcing plate is connected to the interior of the groove, a plurality of first sound absorption plates are connected to the interior of the reinforcing plate, the first sound absorption plates are used for absorbing noise, a first sound insulation plate is connected to the upper portion of the reinforcing plate, and a second sound insulation plate is connected to the lower portion of the reinforcing plate. The sound absorption holes are formed in the first sound absorption plate at intervals, energy of noise is absorbed and converted, sound waves which are not completely absorbed by the first sound absorption plate are reflected back in cooperation with the reflection protrusions arranged on the first reflection plate, and the sound absorption effect is improved. And the transmission and propagation range of sound waves is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to road surface sound insulation wall technical field especially relates to a road surface construction is with noise reduction sound insulation wall. BACKGROUND

[0002] With the continuous development of city traffic, the noise generated in the process of road construction has increasingly been paid attention to the health of the surrounding residents and the construction site staff;

[0003] However, the common sound insulation wall materials such as concrete, metal and the like have strong reflectivity, although part of the sound waves can be blocked from propagating outside the construction site, but the sound wave energy cannot be well absorbed, resulting in that the sound insulation effect is greatly discounted at a certain range from the construction site. SUMMARY

[0004] The utility model discloses a road surface construction is with noise reduction sound insulation wall, solves the prior art problems.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a road surface construction is with noise reduction sound insulation wall, including the bottom plate, the bottom plate upper end is equipped with the recess, and the recess inside is connected with the reinforcing pad, the reinforcing pad inside is connected with the first sound absorption board, the first sound absorption board is provided with multiple, and multiple the first sound absorption board is used for sound absorption to noise, the first sound absorption board both sides are connected with the first reflection plate, and the first reflection plate one side is equipped with a plurality of reflection protrusions at equal intervals, the reflection protrusion is used for enhancing the reflection of sound wave and reducing the transmission of sound wave, the reinforcing pad upper connection has the first sound insulation board, and the first reflection plate one side is connected with the protection plate through the bolt.

[0006] Preferably, the bottom plate upper end inside is equipped with the square recess, the recess inside is connected with the first connecting plate, and the recess both sides are equipped with a plurality of round holes, the round hole inside is connected with the first screw, the first connecting plate is fixed through the first screw and penetrates the round hole.

[0007] Preferably, the reinforcing pad includes the first connecting plate, the first connecting plate lower end is equipped with the lug, the lug is matched with the recess of the bottom plate upper end, the first connecting plate upper end is also equipped with the recess, and the first connecting plate upper end both sides are clamped and are connected with the first vertical plate, and the two first vertical plate upper ends are connected with the second connecting plate, and the second connecting plate upper end is matched and is connected with the first sound insulation board.

[0008] Preferably, the first sound absorption board is provided with three, three the first sound absorption board parallel interval arrangement, and the first sound absorption board inside is equipped with a plurality of sound absorption holes.

[0009] Preferably, the first reflection plate outside is evenly provided with a plurality of reflection protrusions, and the first reflection plate outer layer is connected with the outer protective layer.

[0010] Preferably, the first sound insulation plate is internally connected with a plurality of second sound absorption plates, and the plurality of second sound absorption plates are externally connected with a second reflection plate.

[0011] Preferably, the protective plate is connected with a second screw at four corners, the second screw is connected to one side of the first reflection plate, and the protective plate is connected with springs at both ends of the side close to the first reflection plate.

[0012] The device adopts a multi-layer structure, the first sound absorption plate, the first reflection plate and the protective plate cooperate with each other, a plurality of sound absorption holes are arranged on the first sound absorption plate at intervals, the first sound absorption plate can fully contact with noise and convert the energy of noise, the first reflection plate is connected to both sides of the first sound absorption plate, and a plurality of reflection protrusions are arranged on the first reflection plate, sound waves not fully absorbed by the first sound absorption plate are reflected back, the transmission and propagation range of sound waves are reduced, the transmission is reduced, different frequency noises can be effectively absorbed and reflected, and the sound insulation effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic view of the utility model.

[0014] Figure 2 It is a bottom plate schematic view of the utility model.

[0015] Figure 3 It is a first sound insulation plate schematic view of the utility model.

[0016] Figure 4 It is a first reflection plate schematic view of the utility model.

[0017] Marked numbers in the figure: 1, bottom plate; 101, first screw; 2, reinforcing plate; 201, first connecting plate; 202, first vertical plate; 203, second connecting plate; 3, first sound absorption plate; 301, sound absorption hole; 4, first reflection plate; 401, reflection protrusion; 402, outer protective layer; 5, first sound insulation plate; 501, second sound absorption plate; 502, second reflection plate; 6, protective plate; 601, second screw; 602, spring. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0019] Reference Figures 1-4The utility model provides a road surface construction is with noise reduction sound insulation wall, including bottom plate 1, the recess is seted up in bottom plate 1 upper end, and the recess inside is connected with reinforcing plate 2, reinforcing plate 2 inside is connected with first sound absorption board 3, first sound absorption board 3 is provided with multilayer, and multilayer first sound absorption board 3 is used to sound absorption to noise, first sound absorption board 3 both sides are connected with first reflection plate 4, and first reflection plate 4 one side is set with multiple reflection protrusions 401 at equal intervals, and reflection protrusions 401 are used to enhance the reflection of sound wave and reduce the transmission of sound wave, and reinforcing plate 2 is connected with first sound insulation board 5 above, and first reflection plate 4 one side is connected with protection plate 6 through bolt.

[0020] Referring to Figure 2 The square recess is seted up in the inside of bottom plate 1 upper end, the recess inside is connected with first connecting plate 201, and a plurality of round holes are seted up in the both sides of recess, the round hole inside is connected with first screw 101, the first connecting plate 201 is fixed through the round hole by first screw 101, the bottom plate 1 is fixed, then the first connecting plate 201 is inserted into the bottom plate 1 above, and is locked and fixed by first screw 101, the sound insulation device is firmly erected to the ground.

[0021] Referring to Figure 3 The reinforcing plate 2 includes first connecting plate 201, the first connecting plate 201 lower end is provided with a lug, the lug is matched with the recess seted up in the upper end of bottom plate 1, the first connecting plate 201 upper end is also seted up with a recess, and the both sides of first connecting plate 201 upper end are clamped and connected with first vertical plate 202, and the upper end of two first vertical plates 202 is connected with second connecting plate 203, and the upper end of second connecting plate 203 is matchedly connected with first sound insulation board 5, the first sound insulation board 5 is fixed to the upper end of second connecting plate 203 by screw, and the outer structure of first sound insulation board 5 is arc-shaped, which can better sound insulation and noise reduction with the cooperation of internal second sound absorption board 501 and second reflection plate 502.

[0022] Referring to Figure 4 The first sound absorption board 3 is provided with three, three first sound absorption boards 3 are arranged in parallel and interval, and a plurality of sound absorption holes 301 are seted up in the inside of first sound absorption board 3, a plurality of reflection protrusions 401 are evenly seted up on the outside of first reflection plate 4, and the outer protective layer 402 is connected with the outer layer of first reflection plate 4, a plurality of second sound absorption boards 501 are connected with the inside of first sound insulation board 5, and a plurality of second reflection plates 502 are connected with the outside of a plurality of second sound absorption boards 501, the second screw 601 is connected to one side of first reflection plate 4, and the protection plate 6 is connected with spring 602 (refer to Figure 3 ) on both ends of one side close to first reflection plate 4, through a plurality of sound absorption holes 301 seted up on the first sound absorption board 3, the first sound absorption board 3 can fully contact with noise, when the noise is transmitted, the first sound absorption board 3 can effectively absorb and convert the energy of noise, when the sound wave that the first sound absorption board 3 does not completely absorb reaches the first reflection plate 4, the reflection protrusions 401 can reflect the sound wave back, reducing the transmission and propagation range of sound wave.

[0023] Working principle: first, a plurality of first sound-absorbing plate 3 parallel interval arrangement, and in the first sound-absorbing plate 3 interval set with a plurality of sound-absorbing hole 301, make the first sound-absorbing plate 3 can fully contact with noise, when the noise into, the first sound-absorbing plate 3 can effectively convert the energy of noise absorption, in the first sound-absorbing plate 3 both sides connecting the first reflection plate 4, in the first reflection plate 4 evenly set with a plurality of reflection convex 401, the first sound-absorbing plate 3 not completely absorbed by sound wave reflection back, reduce the transmission and propagation range of sound wave, in the first sound-absorbing plate 3 and the first reflection plate 4 both sides connecting the first vertical plate 202, and in the first vertical plate 202 upper and lower ends connecting the first connecting plate 201 and the second connecting plate 203, in the second connecting plate 203 upper end clamping connection first sound insulation plate 5, through the arc structure design and internal connecting the second sound-absorbing plate 501 and the second reflection plate 502, the noise barrier noise reduction, through the first connecting plate 201 and the bottom plate 1 each other matching slide into the device connected to the bottom plate 1 upper end, through the screw fixed.

[0024] The above, only for the preferred specific embodiments of the present application, but the scope of the present application is not limited to this, any skilled in the art of the technical personnel in the present application disclosed in the technical range, according to the technical scheme of the present application and the utility model concept of the present application to replace or change, should be covered in the scope of the present application.

Claims

1. A noise reduction and sound insulation wall for road construction, comprising a bottom plate (1), characterized in that, The bottom plate (1) is provided with a groove at the upper end, and a reinforcing plate (2) is connected inside the groove, a first sound-absorbing plate (3) is connected inside the reinforcing plate (2), the first sound-absorbing plate (3) is provided with multiple layers, and the multiple layers of the first sound-absorbing plate (3) are used for absorbing noise, a first reflecting plate (4) is connected on both sides of the first sound-absorbing plate (3), a plurality of reflecting protrusions (401) are arranged at equal intervals on one side of the first reflecting plate (4), the reflecting protrusions (401) are used for enhancing sound wave reflection and reducing sound wave transmission, a first sound insulation plate (5) is connected above the reinforcing plate (2), and a protective plate (6) is connected on one side of the first reflecting plate (4) through bolts.

2. The noise reduction and sound insulation wall for road construction according to claim 1, characterized in that, The bottom plate (1) is provided with a groove at the upper end, and a reinforcing plate (2) is connected inside the groove, a first sound-absorbing plate (3) is connected inside the reinforcing plate (2), the first sound-absorbing plate (3) is provided with multiple layers, and the multiple layers of the first sound-absorbing plate (3) are used for absorbing noise, a first reflecting plate (4) is connected on both sides of the first sound-absorbing plate (3), a plurality of reflecting protrusions (401) are arranged at equal intervals on one side of the first reflecting plate (4), the reflecting protrusions (401) are used for enhancing sound wave reflection and reducing sound wave transmission, a first sound insulation plate (5) is connected above the reinforcing plate (2), and a protective plate (6) is connected on one side of the first reflecting plate (4) through bolts.

3. The noise reduction and sound insulation wall for road construction according to claim 1, characterized in that, The reinforcing plate (2) comprises a first connecting plate (201), the lower end of the first connecting plate (201) is provided with a protrusion, the protrusion is matched with the groove formed at the upper end of the bottom plate (1), the upper end of the first connecting plate (201) is also provided with a groove, and the upper end of the first connecting plate (201) is clamped and connected with a first vertical plate (202) on both sides, the upper end of the two first vertical plates (202) is connected with a second connecting plate (203), and the upper end of the second connecting plate (203) is matched and connected with a first sound insulation plate (5).

4. The noise reduction and sound insulation wall for road construction of claim 1, wherein, The first sound-absorbing plate (3) is provided with three, three first sound-absorbing plates (3) are arranged in parallel and at intervals, and a plurality of sound-absorbing holes (301) are formed in the first sound-absorbing plate (3).

5. The noise reducing and soundproofing wall for road construction of claim 1, wherein The first reflecting plate (4) is uniformly provided with a plurality of reflecting protrusions (401) on the outer side, and the first reflecting plate (4) is connected with an outer protective layer (402) on the outer layer.

6. The noise reducing and soundproofing wall for road construction of claim 1, wherein The first sound insulation plate (5) is connected with a plurality of second sound-absorbing plates (501) inside, and the outer side of the plurality of second sound-absorbing plates (501) is connected with a second reflecting plate (502).

7. The noise reducing and soundproofing wall for road construction of claim 1, wherein The protective plate (6) is connected with a second screw (601) at the four corners, the second screw (601) is connected to one side of the first reflecting plate (4), and the protective plate (6) is connected with a spring (602) at both ends near one side of the first reflecting plate (4).

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