CN215829260U - Noise reduction barrier for bridge engineering construction - Google Patents

Abstract

The utility model provides a noise reduction barrier for bridge engineering construction, which comprises a base, a sound insulation shell, a connecting shell and an elastic sound absorption piece, wherein the sound insulation shell is vertically arranged above the base, and a first sound absorption port is arranged on one side surface of the sound insulation shell; the connecting shell is arranged in the sound insulation shell, a second sound absorption port is arranged on the side wall of the connecting shell, and the second sound absorption port is close to the first sound absorption port; the elastic sound absorbing piece is connected to the inner side wall of the connecting shell and is arranged opposite to the sound absorbing opening of the second sound absorbing opening, and the elastic sound absorbing piece can elastically vibrate to absorb energy and reduce noise. According to the noise reduction barrier for bridge engineering construction, noise enters the sound insulation shell through the first sound absorption port and then enters the connecting shell through the second sound absorption port, the elastic sound absorption piece generates vibration after being impacted by the noise, energy absorption and noise reduction are further performed, and the noise is effectively prevented from being spread outwards.

Description

Noise reduction barrier for bridge engineering construction

Technical Field

The utility model belongs to the technical field of noise reduction in bridge construction, and particularly relates to a noise reduction barrier for bridge engineering construction.

Background

The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object in a specified place.

The most directness of the protective screen of making an uproar that falls in present market adopts the sound absorption material preparation, and single structure, the noise reduction effect is poor, and is great to resident's influence on every side.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a noise reduction barrier for bridge engineering construction, which can solve the problem of disturbing residents due to noise transmission in the construction process.

In order to achieve the purpose, the utility model adopts the technical scheme that: the noise reduction barrier for bridge engineering construction comprises a base, a sound insulation shell, a connecting shell and an elastic sound absorption piece, wherein the sound insulation shell is vertically arranged above the base, and a first sound absorption port is formed in one side surface of the sound insulation shell; the connecting shell is arranged in the sound insulation shell, a second sound absorption port is arranged on the side wall of the connecting shell, and the second sound absorption port is close to the first sound absorption port; the elasticity is inhaled the sound piece and is connected on the inside wall of connecting the casing, and inhale the sound mouth with the second and set up relatively, and the elasticity is inhaled the sound piece and can be elastically vibrated and fall the noise with the energy-absorbing under the noise impact effect.

In a possible implementation manner, the elastic sound absorbing piece is provided with a plurality of sound absorbing openings, and the elastic sound absorbing piece and the second sound absorbing openings are arranged in a one-to-one correspondence manner.

In some embodiments, the elastic sound-absorbing member includes an elastic member and a backing plate, one end of the elastic member is connected to the inner side wall of the connecting shell, and the other end of the elastic member extends to one side of the second sound-absorbing opening; the backing plate sets up the extension end at the elastic component, and the face perpendicular to elastic component's of backing plate extending direction sets up.

In a possible implementation manner, a flexible sound absorbing layer is arranged in the sound insulation shell, and the flexible sound absorbing layer is filled between the inner wall of the sound insulation shell and the outer wall of the connecting shell.

In a possible implementation manner, the sound insulation shell is a hollow plate-shaped member, the base is provided with a first sliding seat which extends in the horizontal direction and is parallel to the surface of the sound insulation shell, the lower end surface of the sound insulation shell is provided with a first sliding block in sliding fit with the first sliding seat, and the first sliding seat is provided with a first locking part for locking the first sliding block.

In some embodiments, a support plate is disposed between the side wall of the sound-proof housing and the base, the upper end of the support plate is connected to the side wall of the sound-proof housing, and the lower end of the support plate is connected to the top surface of the base.

In some embodiments, in the horizontal direction, the support plates are arranged at intervals on the outer side of the sound insulation shell, and the distance between every two adjacent support plates is equal.

In some embodiments, the side wall of the sound insulation shell is further provided with a second sliding seat extending along the horizontal direction and having an outward opening, the base is provided with a third sliding seat extending along the horizontal direction and having an upward opening, the upper end of the supporting plate is provided with a second sliding block in sliding fit with the second sliding seat, and the lower end of the supporting plate is provided with a third sliding block in sliding fit with the third sliding seat.

In some embodiments, the support plates are symmetrically disposed on both sides of the soundproof case.

In some embodiments, a second locking piece for locking the second sliding block is arranged on the outer side of the second sliding block, and a third locking piece for locking the third sliding block is arranged on one side of the third sliding block.

The noise reduction barrier for bridge engineering construction provided by the utility model has the beneficial effects that: compared with the prior art, according to the noise reduction barrier for bridge engineering construction, noise enters the sound insulation shell through the first sound absorption port and then enters the connecting shell through the second sound absorption port, the elastic sound absorption piece generates vibration after being impacted by the noise, energy absorption and noise reduction are further performed, and the noise is effectively prevented from being spread outwards.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic view of an overall structure of a noise reduction barrier for bridge engineering construction according to an embodiment of the present invention;

FIG. 2 is a schematic left sectional view of the structure of FIG. 1;

fig. 3 is a partially enlarged structural diagram of a portion a in fig. 2.

Wherein, in the figures, the respective reference numerals:

100. a base; 110. a first slider; 111. a first locking member; 120. a third slide carriage; 121. a third locking member; 200. a sound-insulating shell; 210. a first slider; 220. a second slide carriage; 221. a second locking member; 230. a first sound absorbing port; 300. a support plate; 310. a second slider; 320. a third slider; 400. a flexible sound absorbing layer; 500. connecting the shell; 510. a second sound-absorbing opening; 600. an elastic sound absorbing member; 610. an elastic member; 620. a backing plate.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be constructed in a particular operation, and are therefore not to be considered limiting.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a number" means two or more unless specifically limited otherwise.

Referring to fig. 1 to fig. 3, a noise reduction barrier for bridge engineering construction according to the present invention will now be described. A noise reduction barrier for bridge engineering construction comprises a base 100, a sound insulation shell 200, a connecting shell 500 and an elastic sound absorption piece 600, wherein the sound insulation shell 200 is vertically arranged above the base 100, and a first sound absorption port 230 is arranged on one side surface of the sound insulation shell 200; the connecting shell 500 is arranged in the sound insulation shell 200, a second sound absorption port 510 is arranged on the side wall of the connecting shell 500, and the second sound absorption port 510 is arranged close to the first sound absorption port 230; the elastic sound absorbing member 600 is connected to the inner side wall of the connecting housing 500, and is disposed opposite to the second sound absorbing opening 510, and the elastic sound absorbing member 600 can elastically vibrate to absorb energy and reduce noise under the action of noise impact.

Compared with the prior art, the noise reduction barrier for bridge engineering construction provided by the embodiment of the utility model is characterized in that one side of the sound insulation shell 200 with the first sound absorption port 230 faces a sound source direction, noise enters the sound insulation shell 200 through the first sound absorption port 230 and enters the connecting shell 500 through the second sound absorption port 510, the elastic sound absorption piece 600 vibrates due to the noise, the elastic sound absorption piece 600 is further used for absorbing energy and reducing noise, a small amount of noise penetrates through the side wall of the connecting shell 500 far away from the second sound absorption port 510, when the side wall of the sound insulation shell 200 far away from the first sound absorption port 230 is reached, the noise is reflected by the sound insulation shell 200, the elastic sound absorption piece 600 fully absorbs the residual noise, and influence on residents due to outward transmission of the noise during construction is avoided.

In one possible implementation manner, the characteristic elastic sound absorbing member 600 is configured as shown in fig. 2 and 3, and referring to fig. 2 and 3, a plurality of characteristic elastic sound absorbing members 600 are provided, and the elastic sound absorbing members 600 are provided in one-to-one correspondence with the second sound absorbing openings 510.

Specifically, the elastic sound absorbing member 600 is fully distributed inside the connecting casing 500, and the elastic sound absorbing member 600 directly faces the second sound absorbing opening 510, so that the entering noise can be directly subjected to vibration energy absorption, and the noise can be sufficiently absorbed.

In some embodiments, the elastic sound absorbing member 600 includes an elastic member 610 and a backing plate 620, wherein one end of the elastic member 610 is connected to the inner sidewall of the connection housing 500, and the other end extends to the second sound absorbing opening 510; the backing plate 620 is disposed at the extended end of the elastic member 610, and the plate surface of the backing plate 620 is disposed perpendicular to the extending direction of the elastic member 610.

Specifically, the noise is inhaled a mouthful 510 entering from the second, and the noise drives the backing plate 620 vibration of being connected with elastic component 610 this moment, makes elastic sound absorption piece 600 carry out the energy-absorbing to the noise and falls the noise to reach the effect of making an uproar of falling, because the shell 200 that gives sound insulation makes for sound-proof material, block the noise and pass, avoid the noise to pierce through the shell 200 that gives sound insulation and cause the influence to the resident, elastic sound absorption piece 600 also can be carried out the energy-absorbing again by the noise that the shell 200 that gives sound insulation reflects and fall the noise.

Alternatively, the elastic member 610 may be a spring or a rubber-like elastic material, which is not limited herein.

In a possible implementation manner, the characteristic sound insulation shell 200 is configured as shown in fig. 2 and 3, referring to fig. 2 and 3, a flexible sound absorption layer 400 is arranged in the characteristic sound insulation shell 200, and the flexible sound absorption layer 400 is filled between the inner wall of the sound insulation shell 200 and the outer wall of the connection housing 500.

Specifically, the one side that will give sound insulation shell 200 has first sound absorbing opening 230 is towards the sound source direction, the noise gets into sound insulation shell 200 through first sound absorbing opening 230 in, the noise is first through the flexible sound absorbing layer 400 that is close to first sound absorbing opening 230 and is carried out the part absorption to the noise, remaining part noise rethread second sound absorbing opening 510 gets into and connects casing 500, the noise makes the vibration of elastic sound absorbing member 600, and then utilize elastic sound absorbing member 600 to carry out the energy absorption to the noise and fall, the noise is last to be passed through and is connected casing 500 and get into the flexible sound absorbing layer 400 of keeping away from first sound absorbing opening 230, after being absorbed, if the noise that has not absorbed yet, can be reflected by sound insulation shell 200, make flexible sound absorbing layer 400 and elastic sound absorbing member 600 absorb the noise once more.

Optionally, the flexible sound absorbing layer 400 may be a sound absorbing cotton, which has an excellent noise absorbing effect on noise, and may have an excellent noise reducing effect on a construction site by being matched with the elastic sound absorbing member 600.

In a possible implementation manner, the characteristic sound insulation shell 200 is configured as shown in fig. 1 to 3, referring to fig. 1 to 3, the characteristic sound insulation shell 200 is a hollow plate-shaped member, the base 100 is provided with a first sliding seat 110 extending in a horizontal direction and arranged parallel to a plate surface of the sound insulation shell 200, a lower end surface of the sound insulation shell 200 is provided with a first sliding block 210 in sliding fit with the first sliding seat 110, and the first sliding seat 110 is provided with a first locking member 111 for locking the first sliding block 210.

Specifically, the first slider 210 on the sound insulation shell 200 is connected with the first sliding seat 110 on the base 100 in a sliding manner, so that the sound insulation shell 200 can be adjusted in position on the base 100 through sliding, two ends of the first sliding seat 110 are open, when the sound insulation shell 200 is damaged, the sound insulation shell 200 can be detached and replaced through the openings at two ends of the first sliding seat 110, meanwhile, the sound insulation shell 200 and the base 100 can be stored in a split manner, and the storage space is saved.

Optionally, the first locking member 111 is a jack bolt. The first locking member 111 penetrates through the side wall of the first sliding base 110, the first locking member 111 is in threaded connection with the first sliding base 110, and the first locking member 111 is screwed to abut against the outer side wall of the first sliding block 210, so that the position of the sound insulation shell 200 is locked.

In some embodiments, a support plate 300 is disposed between the side wall of the soundproof case 200 and the base 100, and the support plate 300 has an upper end connected to the side wall of the soundproof case 200 and a lower end connected to the top surface of the base 100.

Specifically, backup pad 300 slope sets up, and is acute angle contained angle with base 100, and further assurance the stability of shell 200 gives sound insulation, avoids giving sound insulation shell 200 when receiving external impact in the work progress, causes sound insulation shell 200 to empty, delays the process of construction.

In some embodiments, the number of the supporting plates 300 is set at intervals outside the soundproof case 200 in the horizontal direction, and the interval between two adjacent supporting plates 300 is equal.

Specifically, the arrangement of the plurality of supporting plates 300 enables the soundproof case 200 to have a plurality of supporting points, and when the soundproof case 200 is impacted by the outside, the impact force is uniformly dispersed on each supporting plate 300, so that the soundproof case 200 is prevented from being damaged due to the fact that the single supporting plate 300 supports the soundproof case 200 when the soundproof case 200 is impacted.

In some embodiments, the side wall of the sound-proof housing 200 is provided with a second slide 220 extending along the horizontal direction and having an outward opening, the base 100 is provided with a third slide 120 extending along the horizontal direction and having an upward opening, the upper end of the supporting plate 300 is provided with a second slide 310 slidably engaged with the second slide 220, and the lower end of the supporting plate is provided with a third slide 320 slidably engaged with the third slide 120.

Specifically, the upper and lower ends of the supporting plate 300 are respectively limited at the second slider 220 and the third slider 120 by the second slider 310 and the third slider 320, and the supporting plate 300 is used to laterally support the sound insulation case 200, thereby realizing the stability of supporting the sound insulation case 200.

Moreover, the supporting plate 300 can move on the base 100 together with the soundproof case 200, and can also slide in the second slider 220 through the second slider 310, and at this time, the third slider 320 also slides in the third slider 120, thereby changing the supporting position of the supporting plate 300 on the soundproof case 200, so that the supporting plate 300 can be adjusted to the most suitable supporting position, thereby ensuring the stability of the soundproof case 200.

Alternatively, both ends of the second slider 220 and the third slider 120 are opened, so that the support plate 300 can be slid to both ends of the second slider 220 and the third slider 120 and detached.

In some embodiments, the support plates 300 are symmetrically disposed at both sides of the soundproof case 200.

Specifically, the soundproof case 200 is supported at both sides by the support plates 300, and when both sides of the soundproof case 200 are subjected to external impacts, the soundproof case 200 is stabilized on the base 100, thereby ensuring stability of the soundproof case 200 on the base 100.

In some embodiments, the second slider 310 is locked by a second locking member 221 provided on the outer side of the second slider 220, and the third slider 320 is locked by a third locking member 121 provided on one side of the third slider 120.

Specifically, the second locking element 221 penetrates through a side wall of the second slide carriage 220, the second locking element 221 is in threaded connection with the second slide carriage 220, and the second locking element 221 is screwed to enable the second locking element 221 to abut against an outer side wall of the second slide block 310, so that the second slide block 310 can be locked; the third locking member 121 penetrates through a side wall of the third slide carriage 120, the third locking member 121 is in threaded connection with the third slide carriage 120, and the third locking member 121 is screwed to abut against an outer side wall of the third slider 320, so that the third slider 320 can be locked.

When the supporting plate 300 is adjusted to a proper position, the second slider 310 is locked with the second slider 220 by the second locking member 221, and the third slider 320 is locked with the third slider 120 by the third locking member 121, so that the supporting plate 300 is stably located at a fixed position.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a bridge engineering construction is with making an uproar barrier of falling which characterized in that includes:

a base;

the sound insulation shell is vertically arranged above the base, and a first sound absorption port is formed in one side face of the sound insulation shell;

the connecting shell is arranged in the sound insulation shell, a second sound absorption port is arranged on the side wall of the connecting shell, and the second sound absorption port is arranged close to the first sound absorption port;

the sound piece is inhaled to elasticity, connect in connect on the inside wall of casing, and with the sound mouth relative setting is inhaled to the second, sound piece is inhaled to elasticity can the elastic vibration fall with the energy-absorbing fall under the noise impact.

2. The noise reduction barrier for bridge engineering construction according to claim 1, wherein a plurality of the elastic sound absorption members are provided, and the elastic sound absorption members are provided in one-to-one correspondence with the second sound absorption ports.

3. The noise reduction barrier for bridge engineering construction according to claim 2, wherein the elastic sound-absorbing member comprises:

one end of the elastic piece is connected to the inner side wall of the connecting shell, and the other end of the elastic piece extends towards one side of the second sound-absorbing opening;

the backing plate is arranged at the extending end of the elastic piece, and the plate surface of the backing plate is perpendicular to the extending direction of the elastic piece.

4. The noise reduction barrier for bridge engineering construction according to claim 1, wherein a flexible sound absorption layer is arranged in the sound insulation shell, and the flexible sound absorption layer is filled between the inner wall of the sound insulation shell and the outer wall of the connecting shell.

5. A noise reduction barrier for bridge engineering construction according to claim 1, wherein the sound insulation shell is a hollow plate-shaped member, the base is provided with a first slide seat extending in a horizontal direction and arranged parallel to a plate surface of the sound insulation shell, a lower end surface of the sound insulation shell is provided with a first slide block slidably engaged with the first slide seat, and the first slide seat is provided with a first locking member for locking the first slide block.

6. A noise reduction barrier for bridge engineering construction according to claim 5, wherein a support plate is provided between the side wall of the sound insulation shell and the base, the upper end of the support plate is connected with the side wall of the sound insulation shell, and the lower end is connected with the top surface of the base.

7. A noise reduction barrier for bridge engineering construction according to claim 6, wherein a plurality of said support plates are provided at intervals on the outer side of said soundproof shell in the horizontal direction, and the distance between two adjacent support plates is equal.

8. A noise reduction barrier for bridge engineering construction according to claim 7, wherein a second slide carriage extending in the horizontal direction and having an outward opening is further disposed on the side wall of the sound insulation shell, a third slide carriage extending in the horizontal direction and having an upward opening is disposed on the base, a second slide block slidably engaged with the second slide carriage is disposed at the upper end of the support plate, and a third slide block slidably engaged with the third slide carriage is disposed at the lower end of the support plate.

9. A noise-reducing barrier for bridge engineering construction according to claim 8, wherein said support plates are symmetrically disposed on both sides of said soundproof case.

10. The noise reduction barrier for bridge engineering construction according to claim 9, wherein a second locking member for locking the second slider is provided on an outer side of the second slider, and a third locking member for locking the third slider is provided on one side of the third slider.

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