CN206501630U - The noise elimination slope structure of man-made tourist site waterfall - Google Patents
The noise elimination slope structure of man-made tourist site waterfall Download PDFInfo
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- CN206501630U CN206501630U CN201720188963.8U CN201720188963U CN206501630U CN 206501630 U CN206501630 U CN 206501630U CN 201720188963 U CN201720188963 U CN 201720188963U CN 206501630 U CN206501630 U CN 206501630U
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- domatic
- waterfall
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- noise elimination
- slope structure
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Abstract
The utility model discloses the noise elimination slope structure of man-made tourist site waterfall, including domatic, it is described it is domatic on be provided with the N layers of outwardly porous sound absorption plate being parallel to each other, the sound eliminating tile of some tiles is fixed on the domatic surface, the sound eliminating tile is made by elastomeric material, and sound eliminating tile concave surface towards described domatic；Wherein N is the integer more than or equal to 2.The purpose of this utility model is the noise elimination slope structure for providing man-made tourist site waterfall, the problem of producing very big noise to solve the landscape waterfall being located in the prior art in city, disturb resident nearby, realizes the purpose of the noise jamming in reduction city produced by landscape waterfall.
Description
Technical field
The utility model is related to landscape waterfall field, and in particular to the noise elimination slope structure of man-made tourist site waterfall.
Background technology
Waterfall refers at steep cliff or the steep Kan Chu in riverbed comes down in torrents or fallen current, frequently as tourist attractions.With
The continuous improvement of urban afforestation degree, increasing city starts with existing river or artificial current, green in Municipal
The built-in landscape waterfall made children at change or park.The construction of man-made tourist site waterfall is dependent on greatly local landform, for drop compared with
For big landscape waterfall, the kinetic energy in whole water body dropping process is very big, and water body, which comes down in torrents downwards, can produce very big noise, right
The resident resident family of surrounding brings long-term interference.And the reduction waterfall drop thought, attractive in appearance and increase construction cost can be influenceed again.
Utility model content
The purpose of this utility model is the noise elimination slope structure for providing man-made tourist site waterfall, to solve prior art middle position
The problem of landscape waterfall in city can produce very big noise, disturb resident nearby, realizes landscape waterfall institute in reduction city
The purpose of the noise jamming of generation.
The utility model is achieved through the following technical solutions：
The noise elimination slope structure of man-made tourist site waterfall, including domatic, it is described it is domatic on be provided with N layers it is outwardly mutual
The sound eliminating tile of some tiles is fixed on parallel porous sound absorption plate, the domatic surface, and the sound eliminating tile is made by elastomeric material
Form, and sound eliminating tile concave surface towards described domatic；Wherein N is the integer more than or equal to 2.
The problem of producing very big noise for the landscape waterfall being located in the prior art in city, disturb resident nearby,
The utility model proposes a kind of noise elimination slope structure of man-made tourist site waterfall, N layers of setting is more on the whereabouts of waterfall flow is domatic
Hole acoustic board, N layers of porous sound absorption plate is parallel to each other and protruded domatic outer.According to applicant, many places are measured on the spot, in city
The sound Boeing frequency that landscape waterfall is produced is mostly in medium-high frequency section, and porous sound absorption plate leans on many tiny from a surface to inside
Unlimited duct makes SATT, to absorb based on medium-high frequency sound wave.Therefore the utility model utilizes porous sound absorption plate to medium-high frequency
Acoustic wave energy in the absorption of sound wave, reduction waterfall dropping process, the noise produced by reducing.Meanwhile, N layers of porous suction
Sound plate can be interfered to the current of freely falling body, destroy the freely falling body of current so that current i.e. can be by the way of whereabouts
Different degrees of collision or stop, reduces the kinetic energy of current freely falling body so that had when waterfall lowest order is dropped down onto under water body
Kinetic energy diminish so that the acoustic wave energy being converted into also diminishes, produced noise also diminishes.In addition, the domatic surface
The sound eliminating tile of fixed some tiles, the sound eliminating tile be made by elastomeric material and the tile of sound eliminating tile concave surface court
To described domatic.Sound eliminating tile is a kind of sound absorption structure gradually grown up with the development of modern sound-absorbing material, existing to disappear
Sound watt is mostly used for military domain, and its cost is higher, and the sound eliminating tile described in the utility model is preferably civilian elastomeric material
The tile like structure being made, it is with low cost to be easy to make, the concave surface of sound eliminating tile is configured towards waterfall is domatic,
So as to the concave surface of sound eliminating tile with it is domatic before can form cavity, when sound wave is transferred to the cavity inside, can carry out in the cavities
Vibration so that the sound eliminating tile that rubber is made produces vibration, and substantial amounts of acoustic wave energy is consumed by the damping action of rubber.This
Outside, sound eliminating tile is fixed on domatic, and noise sound wave, which is transferred on sound eliminating tile, can also produce elastic relaxation process, largely drop
The sound wave of the excessively domatic reflection of low pass, the energy that reduction sound wave is outwards propagated.The sound absorbing mechanism of elastic relaxation process is：Elastomeric material
It can be deformed under medium-high frequency sound wave effect, ellipse is changed into from spherical mainly due to each molecule, and strand has no in itself
Change.This deformation is characterized in have obvious elastic hysteresis phenomenon.I.e. strand is by the spherical of original each segment disorder arrangement
Conformation, a process is needed to each segment close to the conformation transition being collectively aligned.And each segment of a strand is entered completely
Enter when new conformation corresponding with external force size is distributed the time, it is necessary to longer.Similarly, being restored to the original state when removing external force effect also needs
Want a process.In this course, deformation lags behind the change of stress so that acoustic energy is changed into heat energy and is lost, so that pole
Reflection of the domatic surface to sound wave is reduced in big degree, by the absorption of noise sound wave of sound eliminating tile high degree, reduction city is realized
The purpose of noise jamming in city produced by landscape waterfall.
It is preferred that, the porous sound absorption plate is made by perlite material.Perlite is a kind of acidity of volcanic eruption
Lava, the glassy rock through quick refrigeration is gained the name because it has pearl fissured structure.This reality is made using perlite
With the porous sound absorption plate in new, with apparent density is light, intensity is high, good chemical stability, it is easy to its is firm
It is fixed on domatic, while the erosion that can be subjected to waterfall flow for a long time is conducive to raising to make without being damaged easily by erosion
Use the life-span.
It is preferred that, described N layers porous sound absorption plate is horizontally disposed with.Because water body is from domatic upper end freely falling body, it is
Fall along vertical direction, therefore set porous sound absorption plate to be horizontal structure, can be farthest to the current in the way of whereabouts
Collided or stopped, reduce the kinetic energy of current freely falling body so that the kinetic energy having during waterfall lowest order is dropped down onto under water body
Diminish, so that the acoustic wave energy being converted into also diminishes, produced noise also diminishes.
It is preferred that, width gradually increases described N layers porous sound absorption plate from top to bottom.Be porous sound absorption plate from upper and
Under, the domatic distance of its outside mask is increasing, and porous sound absorption plate is more and more wider so that water flows through upper strata porous sound absorption plate and touched
Hit after stop, additionally it is possible to fall on the porous sound absorption plate of lower floor, be further weakened the kinetic energy of its freely falling body, improve noise reduction
Effect.
It is preferred that, the sound eliminating tile is evenly distributed on domatic surface.So that it is guaranteed that absorbability of the domatic surface to noise
Uniformly.
It is preferred that, the manhole that the perforation on the porous sound absorption plate is 3~5mm of aperture.Due to making an uproar for landscape waterfall
It is distributed in medium-high frequency section more acoustic frequency, and is drawn after inventor's test of many times, the perforation on perlite porous sound absorption plate is set
For 3~5mm of aperture circular perforations when, the eigentone of the acoustic board can also be in the band limits of intermediate frequency tremendously high frequency
It is interior, therefore with bigger possibility porous sound absorption plate is resonated in the presence of noise sound wave, once resonate, then
The amplitude of amplitude peak can be produced, so that the energy of noise sound wave is consumed to the full extent, the noise jamming of reduction to external world.
Further, the domatic surface sets groove, and the porous sound absorption plate is inserted in groove, porous sound absorption plate
Upper and lower surface is attached by elastomeric element with groove.It is in the side insertion groove of porous sound absorption plate, then to pass through
Elastomeric element up and down is attached with groove, and elastomeric element one end is fixed in groove, and one end is fixed on porous sound absorption plate table
Face, so as to by the elastomeric element of upper and lower surface, realize the connection of porous sound absorption plate.When porous sound absorption plate is by current and sound wave
During effect vibrations, the elastic potential energy that part kinetic energy can be converted into elastomeric element is consumed, so that further energization
Conversion, reduces sound wave ability.
It is preferred that, the elastomeric element is spring.
It is preferred that, the domatic surface is rough rough surface.So that current under overland flow, with it is domatic
There is bigger frictional resistance between surface, with the kinetic energy of this current for reducing domatic surface, reduce it and fall to waterfall bottom
When the kinetic energy that has, so as to reduce the noise energy of generation.
It is preferred that, the sound eliminating tile is bonded in domatic surface.If using structures such as conventional bolt connections, easily in humidity
Corrosion or by erosion in environment, therefore be conducive to using bonding improving service life on the contrary.
The utility model compared with prior art, has the following advantages and advantages：
1st, the noise elimination slope structure of the utility model man-made tourist site waterfall, utilizes the suction of porous sound absorption plate centering high frequency sound wave
Acoustic wave energy in adduction, reduction waterfall dropping process, the noise produced by reducing.Porous sound absorption plate can be to freely falling simultaneously
The current of body are interfered, and destroy the freely falling body of current so that current i.e. can be by different degrees of collision in the way of whereabouts
Or stop, reduce the kinetic energy of current freely falling body so that the kinetic energy that dropped down onto under water body has during waterfall lowest order diminishes, so that
The acoustic wave energy being converted into also diminishes, and produced noise also diminishes.
2nd, the noise elimination of some tiles is fixed on the noise elimination slope structure of the utility model man-made tourist site waterfall, domatic surface
Watt, sound eliminating tile selects the tile like structure that elastomeric material is made, with low cost to be easy to make, by the concave surface direction of sound eliminating tile
Waterfall is domatic to be configured, thus the concave surface of sound eliminating tile with it is domatic before can form cavity, sound wave is transferred to the cavity inside
When, it can be vibrated in the cavities so that the sound eliminating tile that rubber is made produces vibration, is consumed by the damping action of rubber
Substantial amounts of acoustic wave energy.
3rd, the noise elimination slope structure of the utility model man-made tourist site waterfall, sound eliminating tile is fixed on domatic, and noise sound wave is passed
Elastic relaxation process can also be produced by being handed on sound eliminating tile, and largely reduction is by the sound wave of domatic reflection, reduce sound wave to
The energy of outer propagation, realizes the purpose of the noise jamming in reduction city produced by landscape waterfall.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, constitutes the one of the application
Part, does not constitute the restriction to the utility model embodiment.In the accompanying drawings：
Fig. 1 is the structural representation of the utility model specific embodiment；
Fig. 2 is the side view of the utility model specific embodiment；
Fig. 3 is the structural representation of sound eliminating tile in the utility model specific embodiment.
Mark and corresponding parts title in accompanying drawing：
1- is domatic, 2- porous sound absorption plates, 3- sound eliminating tiles, 4- grooves, 5- elastomeric elements.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, is not intended as limiting of the present utility model.
Embodiment 1：
The noise elimination slope structure of man-made tourist site waterfall as shown in Figure 1 to Figure 3, including domatic 1, is set on described domatic 1
There are the N layers of outwardly porous sound absorption plate 2 being parallel to each other, the sound eliminating tile 3 of some tiles, institute are fixed in domatic 1 surface
Sound eliminating tile 3 is stated to be made by elastomeric material, and sound eliminating tile 3 concave surface towards described domatic 1；Wherein N is whole more than or equal to 2
Number.The porous sound absorption plate 2 is made by perlite material.Described N layers porous sound absorption plate 2 is horizontally disposed with.The N
Width gradually increases the porous sound absorption plate 2 of layer from top to bottom.The sound eliminating tile 3 is evenly distributed on domatic 1 surface.The porous suction
Perforation on sound plate 2 is randomly dispersed in the manhole between 3~5mm for aperture.Domatic 1 surface sets groove 4, described
Porous sound absorption plate 1 is inserted in groove 4, and the upper and lower surface of porous sound absorption plate 2 is attached by elastomeric element 5 with groove 4.
The elastomeric element 5 is spring.Domatic 1 surface is rough rough surface.The sound eliminating tile 3 is bonded in domatic 1
Surface.The utility model utilizes the sound wave in the absorption of the centering high frequency sound wave of porous sound absorption plate 2, reduction waterfall dropping process
Energy, the noise produced by reducing.Porous sound absorption plate 2 is understood simultaneously interfere to the current of freely falling body, destroy current oneself
By falling bodies so that current can be reduced the kinetic energy of current freely falling body in the way of whereabouts by different degrees of collision or stop,
Diminish so that dropping down onto the kinetic energy having during waterfall lowest order under water body, so that the acoustic wave energy being converted into also diminishes, produced
Raw noise also diminishes.The sound eliminating tile 3 of some tiles is fixed on domatic 1 surface, what sound eliminating tile 3 was made from elastomeric material
Tile like structure, it is with low cost to be easy to make, the concave surface of sound eliminating tile 3 is configured towards waterfall domatic 1, so that in sound eliminating tile
Cavity can be formed before 3 concave surface and domatic 1, when sound wave is transferred to the cavity inside, can be vibrated in the cavities so that rubber
The sound eliminating tile 3 that glue is made produces vibration, and substantial amounts of acoustic wave energy is consumed by the damping action of rubber.Sound eliminating tile 3 is fixed
On domatic 1, noise sound wave is transferred on sound eliminating tile 3 the elastic relaxation process that can also produce, and largely reduction passes through domatic 1
The sound wave of reflection, the energy that reduction sound wave is outwards propagated realizes the mesh of the noise jamming in reduction city produced by landscape waterfall
's.One side of porous sound absorption plate 2 is inserted in groove 4, then the elastomeric element 5 above and below is attached with groove 4, elasticity
The one end of part 5 is fixed in groove 4, and one end is fixed on the surface of porous sound absorption plate 2, so that by the elastomeric element 5 of upper and lower surface,
Realize the connection of porous sound absorption plate 2.When porous sound absorption plate 2 is shaken by the effect of current and sound wave, part kinetic energy can be turned
The elastic potential energy for turning to elastomeric element 5 is consumed, so that further energization conversion, reduces sound wave ability.
Above-described embodiment, is entered to the purpose of this utility model, technical scheme and beneficial effect
One step is described in detail, be should be understood that and be the foregoing is only embodiment of the present utility model, is not used to limit
Fixed protection domain of the present utility model, all any modifications within spirit of the present utility model and principle, made, is equally replaced
Change, improve, should be included within protection domain of the present utility model.
Claims (10)
1. the noise elimination slope structure of man-made tourist site waterfall, including domatic (1), it is characterised in that be provided with N on domatic (1)
The sound eliminating tile (3) of some tiles is fixed on the outwardly porous sound absorption plate (2) being parallel to each other of layer, domatic (1) surface,
The sound eliminating tile (3) is made by elastomeric material, and sound eliminating tile (3) concave surface towards domatic (1)；Wherein N be more than
Integer equal to 2.
2. the noise elimination slope structure of man-made tourist site waterfall according to claim 1, it is characterised in that the porous sound absorption plate
(2) it is made by perlite material.
3. the noise elimination slope structure of man-made tourist site waterfall according to claim 1, it is characterised in that described N layers is porous
Acoustic board (2) is horizontally disposed with.
4. the noise elimination slope structure of man-made tourist site waterfall according to claim 3, it is characterised in that described N layers is porous
Width gradually increases acoustic board (2) from top to bottom.
5. the noise elimination slope structure of man-made tourist site waterfall according to claim 1, it is characterised in that the sound eliminating tile (3)
It is evenly distributed on domatic (1) surface.
6. the noise elimination slope structure of man-made tourist site waterfall according to claim 2, it is characterised in that the porous sound absorption plate
(2) manhole that the perforation on is 3~5mm of aperture.
7. the noise elimination slope structure of man-made tourist site waterfall according to claim 1, it is characterised in that domatic (1) table
Face sets groove (4), and the porous sound absorption plate (2) is inserted in groove (4), and the upper and lower surface of porous sound absorption plate (2) passes through
Elastomeric element (5) is attached with groove (4).
8. the noise elimination slope structure of man-made tourist site waterfall according to claim 7, it is characterised in that the elastomeric element
(5) it is spring.
9. the noise elimination slope structure of man-made tourist site waterfall according to claim 1, it is characterised in that domatic (1) table
Face is rough rough surface.
10. the noise elimination slope structure of man-made tourist site waterfall according to any one of claim 1 to 9, it is characterised in that institute
State sound eliminating tile (3) and be bonded in domatic (1) surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188963.8U CN206501630U (en) | 2017-03-01 | 2017-03-01 | The noise elimination slope structure of man-made tourist site waterfall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188963.8U CN206501630U (en) | 2017-03-01 | 2017-03-01 | The noise elimination slope structure of man-made tourist site waterfall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206501630U true CN206501630U (en) | 2017-09-19 |
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ID=59841573
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720188963.8U Active CN206501630U (en) | 2017-03-01 | 2017-03-01 | The noise elimination slope structure of man-made tourist site waterfall |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626946A (en) * | 2017-03-01 | 2017-05-10 | 中国五冶集团有限公司 | Silencing slope structure of artificial landscape waterfall |
| CN110735421A (en) * | 2019-11-16 | 2020-01-31 | 朱文福 | Water folding structure of movable gate |
-
2017
- 2017-03-01 CN CN201720188963.8U patent/CN206501630U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626946A (en) * | 2017-03-01 | 2017-05-10 | 中国五冶集团有限公司 | Silencing slope structure of artificial landscape waterfall |
| CN110735421A (en) * | 2019-11-16 | 2020-01-31 | 朱文福 | Water folding structure of movable gate |
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