CN206859092U - Flap type sound of the wind barrier - Google Patents
Flap type sound of the wind barrier Download PDFInfo
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- CN206859092U CN206859092U CN201720258330.XU CN201720258330U CN206859092U CN 206859092 U CN206859092 U CN 206859092U CN 201720258330 U CN201720258330 U CN 201720258330U CN 206859092 U CN206859092 U CN 206859092U
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Abstract
The utility model discloses a kind of flap type sound of the wind barrier, including at least two support posts, support post be spaced apart and be consolidated in ground or base on, at least two pieces are provided between adjacent two support posts to be rotationally connected with support post and for by rotating with the noise elimination blade of sound-absorbing, sound insulation, water conservancy diversion and flow-disturbing, the top or bottom of noise elimination blade tilt towards leeward wind direction, at least one free edges of boards of noise elimination blade stretch out, and the fillet slit for forming water conservancy diversion and flow-disturbing passage is formed between adjacent noise elimination blade.In terms of high wind is resisted, baffle is carried out using noise reduction blade self-stiffness, water conservancy diversion is carried out using noise reduction blade pitch angle and direction, aerial drainage is carried out using fillet gap, so as to ensure that vehicle and train, the isostructural wind-proof performance of bridge are more excellent；The theory of sound barrier and wind barrier is organically combined, there is the advantages of efficient and rational, simple and convenient, novel and beautiful, is adapted to promote, economic benefit is obvious.
Description
Technical field
High-speed railway bridge acoustic barrier and wind barrier technique field are the utility model is related to, especially, is related to one kind hundred
Leaf window type sound of the wind barrier.
Background technology
With the continuous development of China's transport development, Suo Jian highways and railway are on the increase, not only span residential block and
Commercial office area brings noise pollution, and may also carry out potential safety hazard across high wind or strong wind zone.Noise pollution is to people
Live and work bring strong influence, people are very big to this opinion；High wind greatly may result in the vapour in traveling
The traffic accidents such as sideslip, overturning occur for car, train, influence effect of normally driving a vehicle, and no thoroughfare for vehicles under high wind or row
Car, which is stopped transport, may cause great economic loss.Therefore, noise pollution and high wind hidden danger turn into and need to solve in traffic transport industry
Certainly the problem of.
Sound barrier is the important means for solving urban traffic noise pollution, but existing sound barrier is mostly entity, is being insulated against sound
While noise reduction, larger wind load can be introduced, potential safety hazard is produced to other structures or neighbouring people, especially in long span bridge
The strong wind areas such as beam, mountain area.Wind barrier is that solve high wind down train safety and comfortable Main Means, but wind barrier can not be carried out
Effective suction/sound insulation, so it is the method for solving this problem that wind barrier and sound barrier, which organically combine,.
Utility model content
The utility model provides a kind of flap type sound of the wind barrier, to solve existing sound barrier wind resistance and wind barrier
The technical problem of noise dampening efficiency deficiency.
The utility model provides a kind of flap type sound of the wind barrier, including at least two support posts, support post interval
Be distributed and be consolidated in ground or base on, be provided with least two pieces between adjacent two support posts and be rotationally connected with support post
Go up and be used for by rotating with the noise elimination blade of sound-absorbing, sound insulation, water conservancy diversion and flow-disturbing, the top or bottom of noise elimination blade are towards leeward
Wind direction tilts, and at least one free edges of boards of noise elimination blade stretch out, and is formed between adjacent noise elimination blade for forming water conservancy diversion
With the fillet slit of flow-disturbing passage.The present invention is a kind of flap type sound of the wind barrier, including at least two support posts, and support is vertical
Spacing is left between post, support post is fixed on ground or base.Can provided with least one piece between adjacent two support posts
Rotate along rotation transverse axis and be used to stop the rigid noise elimination blade of beam wind, sound absorption or/and sound insulation, left between adjacent noise elimination blade
For the fillet slit of ventilation, the fillet slit is narrow strip, and sound wave during fillet slit by being reflected, being absorbed.Noise elimination blade
It is fixed on by bearing etc. on rotation transverse axis, can be rotated to an angle around rotation transverse axis and be fixed on the angle, rotation transverse axis is consolidated
It is connected on support post.The anglec of rotation of noise elimination blade can be determined according to external wind environmental characteristics, pass through noise elimination blade
Rotation changes ventilative rate and air flow direction.The size of fillet slit should consider ventilative rate and sound absorbing capabilities between noise elimination blade
It is required that it is configured.The barrier can be applied in combination with sound barrier, the suction/partiting sound member of prior art, and the position of the existing component
Put and be not limited to bottommost.Can be with the influence of complex optimal controlled strategy wind load and noise, by sound barrier and wind screen by the barrier
The theory of barrier organically combines, and has the advantages of efficient and rational, simple and convenient, novel and beautiful, is adapted to promote, economic benefit is obvious.
Further, noise elimination blade both ends are rotationally connected with support post respectively, the segmentum intercalaris fillet of adjacent noise elimination blade
Slit is by the rotation adjusting size of noise elimination blade to form different water conservancy diversion and flow-disturbing passage.
Further, the free edges of boards of adjacent two pieces of noise elimination blades are eliminated the noise by mutually being overlapped in rotation process with forming
The rotational angle limitation of blade.
Further, at least one piece is additionally provided between adjacent two support posts and is consolidated on support post and is used for what is kept out the wind
Fixed wind sheild, fillet slit is formed between adjacent noise elimination blade and fixed wind sheild.
Further, fixed wind sheild is in the above and or below of all noise elimination blades；Or fixed wind sheild is in
Between two neighboring noise elimination blade.
Further, the free edges of boards of noise elimination blade overlap with adjacent fixed wind sheild, to form turning for noise elimination blade
Dynamic angle limitation.
Further, the free edges of boards of noise elimination blade, which carry, is used to upsetting and offsetting distinguished and admirable and drop low wind noise tuyere；Wind
Mouth uses flat the one's intention as revealed in what one says mouth or spiral mouth tuyere for the free edges of boards for being assemblied in noise elimination blade, or uses and be opened in noise elimination vane plate
Perforate or fluting on face.
Further, the thickness of slab of noise elimination blade is gradually reduced from axis to the free edges of boards direction in both sides.
Further, noise elimination blade is using at least one of aluminum fiberboard, foamed aluminium board, mineral wool board, foamed coating plate；
Or the surface of noise elimination blade is covered with least one of aluminum fiber layer, foamed aluminium layer, layer of mineral wool, foamed coating layer；Or
Noise elimination blade is using at least one of perforated plate, minimally invasive orifice plate, slit acoustic board.
Further, at least one free edges of boards of noise elimination blade are flexible edges of boards or elastic edges of boards；Or noise elimination blade
One end setting height(from bottom) be higher than the other end setting height(from bottom), formed tilt lay noise elimination blade.
Flap type sound of the wind barrier, including at least two root posts, spacing are left between column, column is fixed on ground or bottom
At least one piece is provided with seat, between adjacent two root posts can rotate along rotation transverse axis and be used to stop beam wind, sound absorption or/and sound insulation
Rigid noise elimination blade, the gap for ventilation is left between adjacent noise elimination blade, the gap is narrow strip, when sound wave passes through narrow slit
Reflected, absorbed.Noise elimination blade is fixed on rotation transverse axis by bearing etc., can be rotated to an angle around transverse axis and is fixed on this
Angle, transverse axis are fixed on column.The anglec of rotation of noise elimination blade can be determined according to external wind environmental characteristics, pass through noise elimination
The rotation of blade changes ventilative rate and air flow direction；The size in gap should consider ventilative rate and sound absorbing capabilities between noise elimination blade
Requirement be configured.The barrier can be applied in combination with sound barrier suction/partiting sound member of prior art, and the position of the component is not
It is confined to bottommost.Can be with the influence of complex optimal controlled strategy wind load and noise, by sound barrier and wind barrier by the barrier
Theory organically combines, and has the advantages of efficient and rational, simple and convenient, novel and beautiful, is adapted to promote, economic benefit is obvious.
Flap type sound of the wind barrier, including at least two support posts, support post is consolidated on ground or base, adjacent
At least one piece of noise elimination blade and at least zero piece of other barrier member are disposed between support post, fillet is left between adjacent noise elimination blade
Slit, noise elimination blade are assemblied on support post by rotating transverse axis, and barrier passes through noise elimination blade, other barrier members or fillet
Slit is carried out inhaling/sound insulation, and water conservancy diversion and ventilation are carried out by noise elimination blade and fillet slit.Rotation transverse axis both ends are respectively and fixedly connected with phase
On corresponding support post, both sides should have fixing component or direct concrete mutually when noise elimination blade is hinged with rotation transverse axis.Noise elimination leaf
First group of opposite plate side wall of piece is fixed on support post by rotating transverse axis.Second group of opposite plate side wall of noise elimination blade be
The freedom portion encorbelmented, the freedom portion can carry tuyere.The size of fillet slit and the position of noise elimination leaf blade size and rotation transverse axis
It is relevant；Fillet slit is to be used for divulge information aerial drainage and water conservancy diversion, while sound wave during fillet slit by being largely reflected and absorbed.Its
His barrier member can be conventional acoustic barrier member or wind barrier member, in such as acoustic board, glass plate or ventilating board structure extremely
Few one kind；Other barrier members judge whether to need to set according to actual environment demand (ventilation, noise reduction expand visual field etc.), and
Set location can be located at bottom, middle part or upper end.Sound-absorbing material or sound absorption structure are set in noise elimination blade construction.Sound-absorbing material is
Aluminum fiber, foamed aluminium, mineral wool, foamed coating or at least one for applying the materials such as other sound-absorbing materials outside.Sound absorption structure is perforation
One kind in the structures such as harden structure, minimally invasive AND DEWATERING FOR ORIFICE STRUCTURE, Slit Resonance Sound Absorption Structure.It is hinged between noise elimination blade and rotation transverse axis or solid
Knot, using at least one of a connection, line connection, face connection.Bearing, set can be used between noise elimination blade and rotation transverse axis
At least one of articulated forms such as pipe, hinge.The end of noise elimination blade is provided with the fixation that attachment fastener carries out a certain angle, or
Directly using at least one of affixed forms such as welding, bolt.The one or both sides plate face of noise elimination blade is with rotating transverse axis phase
Even, or rotation transverse axis is held between two pieces of noise elimination blades.Noise elimination blade styles diversification, the blade shape bag of noise elimination blade
Linear, fold-line-shaped, curved are included, the different leaves number of plies, vane thickness, blade tuyere can be set between adjacent two support post
The noise elimination blade of angle；Also it can standardize, be easy to production and application.It is used to increase surface visual effect in the plate face of noise elimination blade
Color, pattern or word poster the purpose of for publicizing.The size of noise elimination blade and angle of inclination be used to changing ventilative rate and
Air flow direction.Fillet slit is used for ventilative and sound absorption.
The utility model has the advantages that：
The utility model flap type sound of the wind barrier, in terms of high wind is resisted, kept off using noise reduction blade self-stiffness
Stream, water conservancy diversion is carried out using noise reduction blade pitch angle and direction, and aerial drainage is carried out using fillet gap, so as to ensure vehicle and row
The isostructural wind-proof performance of car, bridge is more excellent；In terms of noise is resisted, inhale using noise reduction blade, other barrier structures/every
Sound, absorbed sound using fillet gap, so as to weaken the noise pollution that vehicle and train etc. are brought.The barrier can combine logical
Wind, the advantage of both noise reductions, the influence of complex optimal controlled strategy wind load and noise.Can by change noise reduction blade size,
Angle of inclination, fixed position, change the ventilating noise reduction performance that the size in fillet gap etc. carrys out complex optimum barrier, make to reach most
It is excellent.It may be said that the barrier is to organically combine the theory of sound barrier and wind barrier, there is efficient and rational, simple and convenient, novel U.S.
The advantages of sight, it is adapted to promote, economic benefit is obvious.
In addition to objects, features and advantages described above, the utility model also has other purposes, feature and excellent
Point.Below with reference to figure, the utility model is described in further detail.
Brief description of the drawings
The accompanying drawing for forming the part of the application is used for providing further understanding to of the present utility model, of the present utility model
Schematic description and description is used to explain the utility model, does not form to improper restriction of the present utility model.In accompanying drawing
In：
Fig. 1 is the dimensional structure diagram of the flap type sound of the wind barrier of the embodiment of the present invention；
Fig. 2 is the side structure schematic view of the flap type sound of the wind barrier of the embodiment of the present invention；
Fig. 3 is the structural representation of the flap type sound of the wind barrier (form two) of the embodiment of the present invention；
Fig. 4 is the structural representation of the flap type sound of the wind barrier (form three) of the embodiment of the present invention；
Fig. 5 is the structural representation of the single swing arm type flap type sound of the wind barrier of the embodiment of the present invention.
Marginal data：
1st, support post；2nd, transverse axis is rotated；3rd, noise elimination blade；4th, fillet slit；5th, fixed wind sheild；6th, ground or bottom
Seat.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be by following
The multitude of different ways for limiting and covering is implemented.
Fig. 1 is the dimensional structure diagram of the flap type sound of the wind barrier of the embodiment of the present invention；Fig. 2 is the embodiment of the present invention
Flap type sound of the wind barrier side structure schematic view；Fig. 3 is the flap type sound of the wind barrier (form of the embodiment of the present invention
Two) structural representation；Fig. 4 is the structural representation of the flap type sound of the wind barrier (form three) of the embodiment of the present invention；Fig. 5 is
The structural representation of the single swing arm type flap type sound of the wind barrier of the embodiment of the present invention.
As shown in figure 1, the flap type sound of the wind barrier of the present embodiment, including at least two support posts 1, support post 1
Be spaced apart and be consolidated in ground or base 6 on, be provided with least two pieces between adjacent two support posts 1 and be rotationally connected with branch
Support on column 1 and for by rotating with the noise elimination blade 3 of sound-absorbing, sound insulation, water conservancy diversion and flow-disturbing, the top of noise elimination blade 3 or under
Portion tilts towards leeward wind direction, and at least one free edges of boards of noise elimination blade 3 stretch out, and are formed between adjacent noise elimination blade 3
For forming the fillet slit 4 of water conservancy diversion and flow-disturbing passage.The utility model flap type sound of the wind barrier, in terms of high wind is resisted,
Baffle is carried out using noise reduction blade self-stiffness, water conservancy diversion is carried out using noise reduction blade pitch angle and direction, utilizes fillet gap
Aerial drainage is carried out, so as to ensure that vehicle and train, the isostructural wind-proof performance of bridge are more excellent；In terms of noise is resisted, noise reduction is utilized
Blade, other barrier structures inhale/insulate against sound, and are absorbed sound using fillet gap, bring so as to weakening vehicle and train etc.
Noise pollution.The barrier can be with reference to the advantage of ventilation, both noise reductions, the influence of complex optimal controlled strategy wind load and noise.Energy
Enough sizes by changing noise reduction blade, angle of inclination, fixed position, change the size in fillet gap etc. and carry out complex optimum barrier
Ventilating noise reduction performance, make to be optimal.It may be said that the barrier is to organically combine the theory of sound barrier and wind barrier, there is height
The advantages of imitating reasonable, simple and convenient, novel and beautiful, it is adapted to promote, economic benefit is obvious.Alternatively, support post 1 is linearly arranged
Row, or the arrangement of the undulate of support post 1.Alternatively, the height of support post 1 is different.Alternatively, the width of noise elimination blade 3
Spend identical or different.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, the both ends of noise elimination blade 3 are rotationally connected with support respectively
On column 1, the segmentum intercalaris fillet slit 4 of adjacent noise elimination blade 3 is by the rotation adjusting size of noise elimination blade 3 to form different lead
Stream and flow-disturbing passage.Tilted with the rotation of noise elimination blade 3 so that the spacing between adjacent noise elimination blade 3 changes.Wind-force
Bigger, the rotational angle of noise elimination blade 3 is bigger, and the bigger fillet slit 4 of spacing is bigger between adjacent noise elimination blade 3.Wind-force is smaller, disappears
Sound blade 3 is influenceed by self gravitation, and rotational angle is small, and the smaller fillet slit 4 of spacing is smaller between adjacent noise elimination blade 3.So as to
Realize the adaptive rotation regulation of flap type sound of the wind barrier.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, the free edges of boards of adjacent two pieces of noise elimination blades 3 pass through
Mutually overlapped in rotation process, to form the limitation of the rotational angle of noise elimination blade 3.Isolate and absorb while effectively obstructing high wind
Noise, prevent flap type sound of the wind barrier overall structure unstability.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, it is additionally provided with least between adjacent two support posts 1
One piece is consolidated in the fixed wind sheild 5 for being used to keep out the wind on support post 1.Shape between adjacent noise elimination blade 3 and fixed wind sheild 5
Into fillet slit 4.Using being association of activity and inertia between noise elimination blade 3 and fixed wind sheild 5 to realize that adaptive rotate is adjusted, so as to suitable
The choked flows of different wind-force sizes, flow-disturbing, drainage, water conservancy diversion are answered, is endangered so as to reduce wind load to caused by train driving；Completely cut off simultaneously
With absorb noise, reduce noise pollution to periphery during train driving.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, fixed wind sheild 5 is in all noise elimination blades 3
Above and or below.Alternatively, fixed wind sheild 5 is between two neighboring noise elimination blade 3.Different set locations is selected,
It is combined with the stability choke of fixed wind sheild 5 with the movable choke of noise elimination blade 3, carries out comprehensive choked flow, flow-disturbing, draws
Stream, water conservancy diversion, choke effect are more preferable.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, the free edges of boards of noise elimination blade 3 and adjacent fixation
Deep bead 5 overlaps, to form the limitation of the rotational angle of noise elimination blade 3.Isolate while effectively obstructing high wind and absorb noise, prevent
Only flap type sound of the wind barrier overall structure unstability.
In the present embodiment, the free edges of boards of noise elimination blade 3, which carry, to be used to upsetting and offsetting distinguished and admirable and drop low wind noise tuyere.
Alternatively, tuyere uses flat the one's intention as revealed in what one says mouth or spiral mouth tuyere for the free edges of boards for being assemblied in noise elimination blade 3.Facilitate tuyere pattern
Change, facilitate the replacing of tuyere to safeguard, better adaptability.Alternatively, tuyere is using the perforate being opened in the plate face of noise elimination blade 3
Or fluting.Structural integrity is more preferable.Different air nozzle structures is selected as needed, to realize choked flow, flow-disturbing, drainage, water conservancy diversion, resistance
Wind effect is more preferable.
In the present embodiment, the thickness of slab of noise elimination blade 3 is gradually reduced from axis to the free edges of boards direction in both sides.So that eliminate the noise
The center of gravity of blade 3 is close to the rotary shaft at middle part, and rapider in time with the rotation regulation of wind-force, choke effect is more preferable.Noise elimination leaf
Piece 3 forms outside pyramidal structure, whether stationary structure or movable structure, and its mutual air-guiding aisle also can be with
The angled arrangement of noise elimination blade 3 so that noise elimination blade 3 is automatically adjusted by windage, and absorbs and reflect with hearsay
The noise sent, preferably reduce wind speed and noise.
In the present embodiment, noise elimination blade 3 is using at least one in aluminum fiberboard, foamed aluminium board, mineral wool board, foamed coating plate
Kind.Alternatively, the surface of noise elimination blade 3 is covered with least one in aluminum fiber layer, foamed aluminium layer, layer of mineral wool, foamed coating layer
Kind.Alternatively, or noise elimination blade 3 is using at least one of perforated plate, minimally invasive orifice plate, slit acoustic board.
In the present embodiment, at least one free edges of boards of noise elimination blade 3 are flexible edges of boards or elastic edges of boards.Reduce noise elimination leaf
The mutual active force of piece 3, and the multiple resistance to high wind air-flow and noise can be formed by free edges of boards and plate body
Hinder, choke, resistance audio fruit are more preferable.Alternatively, one end setting height(from bottom) of noise elimination blade is higher than the setting height(from bottom) of the other end, and formation is inclined
The noise elimination blade tiltedly laid.Whether stationary structure or movable structure, its mutual air-guiding aisle also can be with noise eliminations
The angled arrangement of blade 3 so that noise elimination blade 3 is automatically adjusted by windage, and absorbs and reflect with wind-borne
Noise, preferably reduce wind speed and noise.
During implementation, there is provided a kind of flap type sound of the wind barrier, including at least two support posts 1, support post 1 are consolidated in
On ground or base 6, at least one piece of noise elimination blade 3 and at least zero piece of other barrier member are disposed between adjacent supports column 1.Phase
Fillet slit 4 is left between adjacent noise elimination blade 3.Noise elimination blade 3 is assemblied on support post 1 by rotating transverse axis 2, and barrier is by disappearing
Sound blade 3, other barrier members are (for example, fixed wind sheild, fixed abatvoix, fixed solid slab, fixation hollow plate, active catch
Aerofoil, movable abatvoix, movable solid slab, moveable hollow plate etc.) or fillet slit 4 carry out inhaling/sound insulation, pass through noise elimination blade 3
Water conservancy diversion and ventilation are carried out with fillet slit 4.Alternatively, it is provided between various sizes of noise elimination blade 3 various sizes of for rotating
With the fillet slit 4 of ventilating noise reduction.It is an object of the invention to provide a kind of flap type sound of the wind barrier, to solve existing sound barrier
A series of safe and practical sex chromosome mosaicisms caused by wind resistance and wind barrier noise dampening efficiency deficiency, it is proposed that one kind passes through noise elimination leaf
Piece 3 and fillet slit 4 are aerated water conservancy diversion and the barrier of noise reduction, and the barrier can utilize noise elimination blade 3 and fillet slit 4 to change
Ventilative rate and water conservancy diversion direction adapt to different harsher wind conditions.Noise elimination blade 3, fillet slit 4 or other barrier knots can be utilized
Structure inhale/and sound insulation is come the pollution that effectively abates the noise.Can be with complex optimal controlled strategy wind load and the shadow of noise by the barrier
Ring, be the combination of existing sound barrier and wind barrier, there is the advantages of efficient and rational, simple and convenient, novel and beautiful, be adapted to push away
Extensively, economic benefit is obvious.Alternatively, the flap type sound of the wind barrier can use varying number, the noise elimination blade 3 of size, optional
Take at least zero piece can other different types of barrier structures.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, rotation transverse axis 2 both ends are respectively and fixedly connected with corresponding
On support post 1, both sides should have fixing component or direct concrete mutually when noise elimination blade 3 is hinged with rotation transverse axis 2.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, first group of opposite plate side wall of noise elimination blade 3 passes through
Rotation transverse axis 2 is fixed on support post 1.Second group of opposite plate side wall of noise elimination blade 3 is the freedom portion encorbelmented, the freedom portion
Tuyere can be carried.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, size and the size of noise elimination blade 3 of fillet slit 4
It is relevant with the position of rotation transverse axis 2.Fillet slit 4 is to be used to divulge information aerial drainage and water conservancy diversion, while when sound wave is by fillet slit 4
Major part is reflected and absorbed.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, other barrier members can be conventional acoustic barrier member
Or wind barrier member, such as at least one of acoustic board, glass plate or ventilating board structure.Other barrier members are according to actual rings
Border demand ventilation, noise reduction or expansion visual field etc. judge whether to need to set, and set location can be located at bottom, middle part or upper end.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, sound-absorbing material or suction are set in the structure of noise elimination blade 3
Acoustic form.Sound-absorbing material is aluminum fiber, foamed aluminium, mineral wool, foamed coating or applies at least the one of the materials such as other sound-absorbing materials outside
Kind.Sound absorption structure is one kind in the structures such as perforation harden structure, minimally invasive AND DEWATERING FOR ORIFICE STRUCTURE, Slit Resonance Sound Absorption Structure.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, noise elimination blade 3 and rotation transverse axis 2 between be hinged or
Consolidation, using at least one of a connection, line connection, face connection.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, can be used between noise elimination blade 3 and rotation transverse axis 2
At least one of articulated forms such as bearing, sleeve pipe, hinge, and the fixation that attachment fastener carries out a certain angle is provided with end,
Or directly using at least one of affixed forms such as welding, bolt.One/both sides plate face of noise elimination blade 3 is with rotating the phase of transverse axis 2
Even, or rotation transverse axis 2 is held between two pieces of noise elimination blades 3.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, the species diversification of noise elimination blade 3, blade shape bag
Linear, fold-line-shaped, curved are included, the different leaves number of plies, vane thickness, blade wind can be set between adjacent two support post 1
The noise elimination blade 3 of corners of the mouth degree；Also it can standardize, be easy to production and application.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, being used in the present embodiment, in the plate face of noise elimination blade 3, which increases surface, regards
Feel the color of effect, pattern or word poster the purpose of for publicizing.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, the size of noise elimination blade 3 and angle of inclination are used to change
Become ventilative rate and air flow direction.Fillet slit 4 is used for ventilative and sound absorption.
As shown in Figure 2, Figure 3 and Figure 4, in the present embodiment, various forms of shutter sound of the wind barrier main distinctions are it
The difference for the position that his barrier structure is set.Other barrier structures are located at at least one in top, middle part, bottom respectively.
As shown in figure 5, in the present embodiment, the single swing arm type shutter sound of the wind barrier main distinction is that noise elimination blade 3 is single
The mode that freedom portion is fixed, suitable for space limitation or other situations.
During implementation, there is provided a kind of flap type sound of the wind barrier, to solve existing sound barrier wind resistance and wind barrier noise reduction
A series of safe and practical sex chromosome mosaicisms caused by scarce capacity, it is proposed that one kind is led to by noise elimination blade 3 and fillet slit 4
Wind water conservancy diversion and the barrier of noise reduction, the barrier can change ventilative rate and water conservancy diversion direction to fit using noise elimination blade 3 and fillet slit 4
Answer different harsher wind conditions；Can carry out inhaling using noise elimination blade 3, fillet slit 4 or other barrier structures/sound insulation is come effectively
Abate the noise pollution.
The materials such as the metal that support post 1 and rotation transverse axis 2 material usable intensity are high, durability is strong are made, with meet compared with
Long service life.Noise elimination blade 3 can use existing sound barrier quieter material or other new materials to be made, and enable to meet
Suction/sound insulation and ventilation aerial drainage demand.The setting height(from bottom) of support post 1 and noise elimination blade 3 is the same as general wind barrier height, fitting limit
To need to set the region of wind/sound barrier.The present invention adapts to the environment of different wind speed, have various structures, it is powerful, be easy to
The features such as installing, be attractive in appearance.Noise elimination blade 3 separates with rotation transverse axis 2 makes noise elimination blade 3 easily dismount, and is easy to after fatigue of materials more
Change.
The invention belongs in high ferro joint fund U1534206, Chinese Railway parent company key project 2015G002-C research
One of hold, can be to ensure that bullet train safety and comfort operation provides technical support.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (11)
1. a kind of flap type sound of the wind barrier, including at least two support posts (1),
Support post (1) be spaced apart and be consolidated in ground or base (6) on,
Characterized in that,
At least two pieces are provided between adjacent two support posts (1) to be rotationally connected with support post (1) and for by turning
The dynamic noise elimination blade (3) with sound-absorbing, sound insulation, water conservancy diversion and flow-disturbing,
The top or bottom of noise elimination blade (3) tilt towards leeward wind direction,
At least one free edges of boards of noise elimination blade (3) stretch out,
The fillet slit (4) for forming water conservancy diversion and flow-disturbing passage is formed between adjacent noise elimination blade (3).
2. flap type sound of the wind barrier according to claim 1, it is characterised in that
Noise elimination blade (3) both ends are rotationally connected with support post (1) respectively,
The segmentum intercalaris fillet slit (4) of adjacent noise elimination blade (3) is different to be formed by the rotation adjusting size of noise elimination blade (3)
Water conservancy diversion and flow-disturbing passage.
3. flap type sound of the wind barrier according to claim 2, it is characterised in that
The free edges of boards of adjacent two pieces of noise elimination blades (3) in rotation process by mutually overlapping, to form turning for noise elimination blade (3)
Dynamic angle limitation.
4. flap type sound of the wind barrier according to any one of claim 1 to 3, it is characterised in that
At least one piece is additionally provided between adjacent two support posts (1) and is consolidated in the fixed gear for being used to keep out the wind on support post (1)
Aerofoil (5),
Fillet slit (4) is formed between adjacent noise elimination blade (3) and fixed wind sheild (5).
5. flap type sound of the wind barrier according to claim 4, it is characterised in that
Fixed wind sheild (5) is in the above and or below of all noise elimination blades (3)；Or
Fixed wind sheild (5) is between two neighboring noise elimination blade (3).
6. flap type sound of the wind barrier according to claim 5, it is characterised in that
The free edges of boards of noise elimination blade (3) overlap with adjacent fixed wind sheild (5), to form the angle of rotation of noise elimination blade (3)
Degree limitation.
7. flap type sound of the wind barrier according to any one of claim 1 to 3, it is characterised in that
The free edges of boards of noise elimination blade (3), which carry, to be used to upsetting and offsetting distinguished and admirable and drop low wind noise tuyere；
Tuyere uses flat the one's intention as revealed in what one says mouth or spiral mouth tuyere for the free edges of boards for being assemblied in noise elimination blade (3), or
Tuyere is using perforate or the fluting being opened in noise elimination blade (3) plate face.
8. flap type sound of the wind barrier according to any one of claim 1 to 3, it is characterised in that
The thickness of slab of noise elimination blade (3) is gradually reduced from axis to the free edges of boards direction in both sides.
9. flap type sound of the wind barrier according to any one of claim 1 to 3, it is characterised in that
Noise elimination blade (3) is using at least one of aluminum fiberboard, foamed aluminium board, mineral wool board, foamed coating plate；Or noise elimination leaf
The surface of piece (3) is covered with least one of aluminum fiber layer, foamed aluminium layer, layer of mineral wool, foamed coating layer；Or
Noise elimination blade (3) is using at least one of perforated plate, minimally invasive orifice plate, slit acoustic board.
10. flap type sound of the wind barrier according to any one of claim 1 to 3, it is characterised in that
At least one free edges of boards of noise elimination blade (3) are flexible edges of boards or elastic edges of boards.
11. flap type sound of the wind barrier according to any one of claim 1 to 3, it is characterised in that
One end setting height(from bottom) of noise elimination blade (3) is higher than the setting height(from bottom) of the other end, forms the noise elimination blade for tilting and laying.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720258330.XU CN206859092U (en) | 2017-03-16 | 2017-03-16 | Flap type sound of the wind barrier |
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| CN201720258330.XU CN206859092U (en) | 2017-03-16 | 2017-03-16 | Flap type sound of the wind barrier |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044093A (en) * | 2017-03-16 | 2017-08-15 | 中南大学 | Flap type sound of the wind barrier |
| CN113815889A (en) * | 2021-10-15 | 2021-12-21 | 北京海航通达航空设备有限公司 | Shutter type aircraft engine wake flow protection special equipment |
-
2017
- 2017-03-16 CN CN201720258330.XU patent/CN206859092U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044093A (en) * | 2017-03-16 | 2017-08-15 | 中南大学 | Flap type sound of the wind barrier |
| CN113815889A (en) * | 2021-10-15 | 2021-12-21 | 北京海航通达航空设备有限公司 | Shutter type aircraft engine wake flow protection special equipment |
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