CN211897934U

CN211897934U - Combined totally-enclosed sound barrier

Info

Publication number: CN211897934U
Application number: CN202020113685.1U
Authority: CN
Inventors: 魏大恒; 杨伦
Original assignee: Beijing Tianqing Tongchuang Environmental Protection Technology Co ltd
Current assignee: Beijing Tianqing Tongchuang Environmental Protection Technology Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-11-10
Anticipated expiration: 2030-01-19

Abstract

The utility model provides a modular totally closed sound barrier, form offside confined frame and sound barrier component on the sound barrier basis including sound barrier basis, construction, wherein, the frame includes steel stand and girder steel, the sound barrier component includes outer formula sound insulation board, bayonet acoustic baffle and bayonet sound insulation board, outer formula sound insulation board includes sound insulation board and lower sound insulation board, the sound insulation board covers in the steel stand outside down, it covers in the girder steel outside to go up the sound insulation board, go up the sound insulation board and pass through the steel column sideboard connection with lower sound insulation board, bayonet sound insulation board inserts between steel stand and the steel column sideboard, bayonet acoustic baffle falls into two parts, inserts respectively between last sound insulation board and the girder steel and between sound insulation board and the steel stand down. The sound barrier steel stand column is not exposed outside, is small in thickness and convenient to disassemble and assemble.

Description

Combined totally-enclosed sound barrier

Technical Field

The utility model relates to a sound barrier technical field, more specifically relates to a modular totally closed sound barrier.

Background

With the vigorous development of the transportation industry in China, the development of highways, municipal rail traffic, urban railways, high-speed railways and the like, vehicles are changing day by day, and people can go out more conveniently. Vehicles such as trains and automobiles have great influence on surrounding residents in the driving process, become the first complaints of four pollution problems such as air pollution, solid waste pollution, water pollution and noise pollution, and show a trend of great increase year by year.

At present, the main treatment measures of noise include sound insulation, sound absorption, noise elimination, vibration reduction and the like. The effective means for noise treatment of the outdoor viaduct and the two sides of the roadbed is a mode of arranging a sound barrier close to a sound source, a vertical sound barrier is suitable for low-rise buildings, and a closed sound barrier is suitable for high-rise buildings.

Chinese patent document CN102677604U discloses a totally enclosed sound barrier panel: the frame that constitutes including span beam and steel stand: the span beam consists of a steel upright post, a roof support and a purline support, and is fixedly connected with the steel upright post through a longitudinal support; and a sound insulation barrier and a sound absorption barrier are fixedly arranged between the steel upright posts. The steel structure is reasonable in structure, high in strength, material-saving, light in weight and good in sound absorption effect in use.

Chinese patent document CN106381819A discloses a plug-in plate type totally-enclosed sound barrier and its installation method:

the sound barrier comprises a plurality of sound barrier plates and a portal steel frame consisting of H-shaped steel stand columns, the sound barrier plates are arranged in two adjacent H-shaped steel stand columns, special-shaped H-shaped steel stand columns are further arranged in the portal steel frame, the length of each special-shaped H-shaped steel stand column is greater than the width of each sound barrier plate, and the width of the outer side flange plate of each special-shaped H-shaped steel stand column is greater than that of the inner side flange plate of each special-shaped H-shaped steel stand column; and a limiting device for limiting the displacement of the sound barrier plate is arranged on the web plate of the special-shaped H-shaped steel upright post. Firstly, completely installing a main steel structure, and then installing a sound barrier plate; inserting the sound barrier plates into the flange plates one by one through the gaps of the special-shaped H-shaped steel upright columns, and sending the sound barrier plates to other positions; after the sound barrier plates at other positions are installed, the sound barrier of the special-shaped H-shaped steel column section is installed, and finally the sound barrier plates at the positions are fixed by using limiting devices (namely angle steel), so that the installation of the sound barrier plates is completed, and the construction efficiency is greatly improved.

The CN102677604U patent and the CN106381819A patent have the following technical defects:

1. the facade steel stand of CN102677604U patent adopts isoplanatic H shaped steel, and the sound insulation barrier and the sound absorption barrier of facade insert in the steel stand, if in the installation or the operation process, when certain sound barrier of facade is damaged or the function can't satisfy the requirement and need be changed, need demolish the rear to the steel construction of top surface, the sound barrier of top surface and partial facade sound barrier removable, and this kind of mode construction degree of difficulty is big, and the installation effectiveness is the first, and the potential safety hazard is big.

2. The top is in a totally closed mode to form a space system similar to a tunnel. The air current that produces when the vehicle goes and the tail gas of emission can't in time be dredged and discharged, form local vortex and the tail gas pollution problem that exceeds standard, especially when totally closed regional vehicle conflagration breaks out, a large amount of dense smokes sharply gather and can't discharge, will cause serious potential safety hazard to vehicle personnel, cause the secondary damage.

3. The totally closed sound barrier does not set up the system of preventing falling for overhauing at top or side, and the operation back top is gone up the people and is overhauld the time because there is not the position that can hang the safety rope, when inspection top edge, takes place the potential safety hazard that personnel and equipment dropped easily.

4. This patent adopts picture peg formula sound barrier, and inside the sound barrier board inserted the steel stand, all steel columns all exposed outside, can't form various unique sights that reflect local humanity characteristics and building characteristics through the molding and the overall arrangement setting of sound barrier board.

Chinese patent document CN204676446U discloses a ventilation type totally-enclosed sound barrier: the sound absorption and insulation device comprises a steel structure frame and a plurality of sound absorption and insulation plates fixedly arranged on the steel structure frame, wherein at least one ventilation assembly is further fixed on the steel structure frame, and the ventilation assembly is communicated with the inner space and the outer space of the totally-enclosed sound barrier. It has been through setting up ventilation amortization subassembly at upright part or curved portion, and the air current that the vehicle produced and waste gas accessible these ventilation amortization subassemblies discharge closed sound barrier outside, has avoided the gathering of waste gas, and when the noise that the vehicle produced was through ventilation amortization subassembly, the part was absorbed through the sound-absorbing hole on the ventilation amortization subassembly, and the other small part passes through the sound barrier outside, has reached ventilation and amortization purpose simultaneously.

Chinese patent document CN206916638U discloses a closed tunnel structure sound barrier: the closed tunnel sound barrier comprises a steel support, a sound barrier unit, a laminated glass sound insulation screen, an acrylic plate sound insulation screen and a ventilation noise elimination shutter, and is characterized in that the closed tunnel sound barrier is formed by the U-shaped structure fixedly connected with the steel support, the sound barrier unit, the laminated glass sound insulation screen, the acrylic plate sound insulation screen and the ventilation noise elimination shutter and a rail foundation.

The CN204676446U patent and the CN206916638U patent have the following technical defects:

both of these muffling and ventilation devices are placed inside steel columns, which are typically spaced at 2m intervals longitudinally, with top steel beams typically of H175 x 175 cross-sectional dimensions, and with an effective net thickness of less than 150mm available for the internal muffling device.

Therefore, the length of such muffling devices generally does not exceed 2m and the thickness does not exceed 150 mm. Firstly, the acoustic effect can not satisfy the same effect with the metal sound absorption and insulation board. Secondly, the length can not be lengthened, and the cost of unit area is increased. Thirdly, the noise eliminator arranged in the top steel column has potential safety hazards of falling down to the road surface along with long-term fatigue vibration.

Chinese patent document CN103046490B discloses a totally enclosed sound barrier: include the gate-type steel frame and lay in sound barrier board on the gate-type steel frame, sound barrier board is including separating sound absorption barrier board and transparent type sound barrier board, separate sound absorption barrier board with transparent type sound barrier board install together in on the outside of gate-type steel frame. Adopt transparent sound barrier board to carry out the daylighting to sound barrier inside, make it have good sound insulating ability in natural daylighting to guarantee whole sound barrier's external sound insulation effect, guarantee transparent sound barrier board and the matching on the sound insulation volume of sound insulation barrier board, it still has excellent shock resistance simultaneously, and wind pressure resistance can guarantee that the sound barrier structure has good security.

Chinese patent document CN204325952U discloses an outer-wrapped transparent sound-proof barrier: the purlin comprises a main frame, purlins arranged on the main frame and transparent sound insulation plates arranged on the purlins, wherein the purlins comprise horizontal purlins and vertical purlins, fixing supports used for being connected and adjacent to the transparent sound insulation plates are arranged on the purlins and the vertical purlins, the fixing supports are arranged along the length direction of the purlins, and one fixing support is arranged on the fixing support and used for fixing the transparent sound insulation plates and pressing plates on the fixing supports through compression joint. This patent is through setting up fixing support on horizontal purlin and vertical purlin, arranges two adjacent transparent sound insulation boards in fixing support on, then through the clamp plate with the tip of each transparent plate be fixed in fixing support on, simple structure easily realizes the installation of transparent sound insulation board, paint is the application in totally closed sound barrier, has solved the inconvenient technical problem of grafting installation, the use amount that reduces the aluminum alloy frame aluminum product can reach 30%, reduces engineering cost.

Chinese patent document CN104499439B discloses an outer-wrapped sound barrier: the steel frame structure comprises a main frame and a plurality of purlins, wherein the main frame is arranged in parallel, the purlins are arranged on the outer side surface of the main frame and perpendicular to the steel frame, sound absorption screen plates are arranged on the purlins, supports for array distribution are arranged on the outer side surfaces of the purlins, first sound insulation plates for forming sound absorption cavities are arranged on the supports, second sound insulation plates for forming sound insulation cavities are further arranged above the first sound insulation plates, and the second sound insulation plates are fixed on keels. The sound barrier structure is arranged on the outer side of the main frame, so that the internal space of the frame is not occupied, and the problem that the prefabricated unit plates of the inserting plate type sound barrier in the totally-closed or semi-closed sound barrier cannot be inserted into the middle of the H-shaped steel flange plate is solved; meanwhile, the outer wrapping type sound barrier is continuously arranged, field manufacturing can be adopted according to specific conditions, the front face of the sound barrier is completely a sound absorption face, the problem of reducing the sound absorption face due to the fact that a main frame is not used for shielding and the like is solved, and the sound absorption coefficient is high.

The CN103046490B patent, CN204325952U patent and CN104499439B patent have the following technical defects:

1. the sound barrier body adopts an outer covering method, the sound barrier plate is positioned outside the outer flange of the steel upright post, the metal type sound barrier plate system is composed of a multilayer structure system, the thickness of the whole structure layer is large, and the maximum thickness can reach about 500mm (the thickness of the metal sound absorption plate is not more than 140mm generally). Firstly, the structural size of a guardrail or retaining wall foundation is influenced, the size of the sound barrier foundation needs to be enlarged and widened, and the foundation occupies the compact width of the foundation; and secondly, the metal type multilayer structure system adopts a large number of blind rivets and self-tapping nails, the keel needs to be welded on site, the welding work amount is large, the on-site corrosion resistance is high, the corrosion resistance effect is poor, the processing and on-site installation difficulty is greatly increased, the construction efficiency is reduced, and the construction cost is greatly increased.

2. The metal type multilayer structure system adopts the blind rivet and the self-tapping screw in a large number, and the blind rivet and the self-tapping screw are all arranged in a hidden mode, so that in a normal inspection period after passing through a vehicle, quality defects such as looseness, rustiness, falling, aging failure and the like of a fastener and a rubber material cannot be found, and great potential safety hazards and accident risks exist.

3. The main body corrosion prevention of the metal type multilayer structure system is realized in a polyester powder and fluorocarbon spraying mode, no self-cleaning material is added, dust is easily accumulated on two sides of the sound insulation plate at the transverse and vertical splicing seams of the sound insulation plate on the outermost layer, irregular marks are formed, and great adverse effects are brought to the landscape and the appearance; the joint of the metal type multilayer structure system and the transparent type sound insulation plate system is easy to generate water leakage hidden trouble points, and larger water seepage points or rain column points are formed.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the utility model provides a steel stand does not expose outside, thickness is little, easy dismounting's totally closed sound barrier of combination formula.

In order to achieve the above object, the utility model provides a modular totally closed sound barrier, including the sound barrier basis, establish and form offside confined frame and sound barrier component on the sound barrier basis, wherein, the frame includes steel stand and girder steel, the sound barrier component includes outer covering formula sound insulation board, bayonet acoustic baffle and bayonet sound insulation board, outer covering formula sound insulation board includes sound insulation board and lower sound insulation board, lower sound insulation board covers in the steel stand outside outward, it covers in the girder steel outside to go up the sound insulation board, go up the sound insulation board and pass through the steel column flange plate with lower sound insulation board and connect, bayonet sound insulation board inserts between steel stand and the steel column flange plate, bayonet sound insulation board falls into two parts, inserts respectively between last sound insulation board and the girder steel and between sound insulation board and the steel stand down.

The combined type totally-enclosed sound barrier further comprises an externally-coated noise eliminator which is arranged at the top of the steel beam.

The totally closed sound barrier of combination formula, wherein, still include: and the anti-falling system is used for hanging the safety rope.

The combined type totally-enclosed sound barrier is characterized in that the self-cleaning coating is coated on the outer-covering sound insulation board.

The combined type totally-enclosed sound barrier further comprises a transparent daylighting plate which is externally coated on the top of the steel beam.

The totally closed sound barrier of combination formula, wherein, steel stand and girder steel are shaped steel, bayonet acoustic baffle inserts the inslot of steel stand or girder steel, through the fixed bolster with cover formula acoustic baffle releasable connection outward, fixed bolster one end is stretched out cover formula acoustic baffle outward, the other end of fixed bolster is fixed on the girder steel, through loosening and screwing up of one end realize the dismouting of cover formula acoustic baffle outward with the steel stand.

The combined type totally-enclosed sound barrier is characterized in that one side of the inserted sound absorption plate is attached to one side of a groove of a steel upright post or a steel beam, and the other side of the inserted sound absorption plate is fixedly connected with the other side of the groove through a movable baffle.

The combined type totally-enclosed sound barrier is characterized in that the inserted sound insulation plate comprises two through sound insulation plates and a metal sound absorption plate clamped between the through sound insulation plates.

The combined type totally-enclosed sound barrier is characterized in that the steel column edge-folding plate is a channel steel, one side of the steel column is inserted into the steel column edge-folding plate, and the steel column edge-folding plate are fixedly connected through a fastener; one side of the plug-in sound insulation board is attached to one side of the groove of the steel upright post or the steel beam, and the other side of the plug-in sound insulation board is fixedly connected with the other side of the groove through the movable baffle.

The totally closed sound barrier of combination formula, wherein, steel stand and girder steel are H shaped steel, adjustable fender passes through split pin bolt and steel stand or girder steel fixed connection who corresponds, be provided with on the split pin bolt and discern the section, can discern the section through luminescent material increase discernment degree.

According to the combined type totally-enclosed sound barrier, the steel upright posts are not exposed outside through the steel column edge-collecting plates and the externally-coated sound insulation plates, and various unique landscapes reflecting local humanity characteristics and building characteristics can be formed through the modeling and layout of the sound barrier plates; the upper sound insulation plate and the lower sound insulation plate are connected through the steel column edge receiving plate, the plug-in sound insulation plate is inserted between the steel stand column and the steel column edge receiving plate, the plug-in sound insulation plate is inserted between the upper sound insulation plate and the steel beam and between the lower sound insulation plate and the steel stand column, the structure is compact, the thickness of a sound barrier component is greatly reduced while the sound absorption and sound insulation effects are guaranteed, and the upper sound insulation plate, the lower sound insulation plate, the plug-in sound insulation plate and the plug-in sound insulation plate are convenient to disassemble, assemble and replace.

Drawings

Fig. 1 is a schematic view of the combined totally-enclosed sound barrier of the present invention;

FIG. 2a is a schematic cross-sectional view of one embodiment of the combined totally enclosed sound barrier of the present invention;

FIG. 2b is an enlarged view of a portion of FIG. 2a at A;

FIG. 3 is a schematic cross-sectional view of another embodiment of the combined totally enclosed sound barrier of the present invention;

FIG. 4a is a schematic view of the connection of the inserted acoustic panel and the external acoustic panel with the steel upright post according to the present invention;

fig. 4b is a schematic view of the fixing bracket of the present invention;

figure 4c is a schematic view of the upper portion of the bracket of the present invention;

figure 4d is a schematic view of the lower portion of the bracket of the present invention;

fig. 4e is a schematic view of the outer-coated sound-proof board of the present invention;

FIG. 5 is a schematic view of the connection between the inserted acoustic baffle and the steel upright post;

fig. 6 is a schematic view of the transparent lighting board of the present invention.

In the drawings, the same reference numerals indicate similar or corresponding features or functions.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.

Various embodiments according to the present invention will be described in detail below with reference to the accompanying drawings.

Fig. 1 is a schematic view of a combined type totally enclosed sound barrier according to the present invention, fig. 2a is a cross-sectional view schematically illustrating an embodiment of the combined type totally enclosed sound barrier according to the present invention, fig. 2b is a partial enlarged view of a point a in fig. 2a, as shown in fig. 1-2 b, the combined type totally enclosed sound barrier comprises a sound barrier base 1, a frame 2 and a sound barrier member 3 constructed on the sound barrier base to form opposite side closure, wherein the frame 2 comprises a steel upright 21 and a steel beam 22, the sound barrier member 3 comprises an outer covering type sound-insulating plate 31, an insert type sound-absorbing plate 32 and an insert type sound-insulating plate 33, the outer covering type sound-insulating plate 31 comprises an upper sound-insulating plate 311 and a lower sound-insulating plate 312, the lower sound-insulating plate 312 is covered outside the steel upright 21, the upper sound-insulating plate 311 is covered outside the steel beam 22, the upper sound-insulating plate 311 and the lower sound-insulating plate 312 are connected by a steel-receiving column 23, the inserted sound insulation plate 33 is inserted between the steel column 21 and the steel column edge-receiving plate 23, and the inserted sound insulation plate 33 is divided into two parts, which are respectively inserted between the upper sound insulation plate 311 and the steel beam 22 and between the lower sound insulation plate 312 and the steel column 21.

Preferably, the transparent daylighting panel 4 is further included, and the outer layer is covered on the top of the steel beam.

In one embodiment, as shown in fig. 2a and 2b, in a combined fully enclosed sound barrier:

the sound barrier foundation 1 comprises a civil foundation 11 (such as a guardrail foundation), a steel column base plate 12, an embedded steel plate 13 and the like;

the frame 2 comprises steel columns 21, steel beams 22, steel column edge-folding plates 23, steel column and steel beam connecting plates (not shown), purline channel steel 24, longitudinal supports 25, multi-heel keels 26, roof supports (expansion joints), inter-column supports (expansion joints) and the like;

the outer-covering type sound insulation plate 31 comprises an upper sound insulation plate 311, a lower sound insulation plate 312, a screen body edge-collecting plate 313 and the like;

the inserted sound insulation board comprises two through sound insulation boards and a metal sound absorption board clamped between the through sound insulation boards,

the components of the combined totally-enclosed sound barrier can be connected by fasteners, wherein the fasteners include screws 73 (such as self-tapping screws), cotter bolts 74, embedded bolts 75, gaskets (such as steel gaskets) 76, pedestal nuts 77, rubber strips 78, rubber pads 79, bolts 80 (high-strength bolts, fastening bolts, and the like), and the like.

As shown in fig. 2a and 2b, the combined totally-enclosed sound barrier further comprises an outer-covering type noise eliminator 5 arranged at the top of the steel beam, wherein the outer-covering type noise eliminator comprises a noise elimination ventilation smoke exhaust window, fixed angle steel, cotter pin bolts, rubber strips and the like.

Preferably, the silencing and ventilating smoke exhaust window is of an externally-covered type, is arranged on the outer side of the steel beam and is fixed by adopting angle steel or a square tube.

The silencing ventilation smoke exhaust window comprises a framework and a silencing louver fixed on the framework, the silencing louver consists of a panel, blades and a back plate, sound absorption materials are filled in the silencing ventilation smoke exhaust window, the maximum length can be 4m, the total thickness is 150-500 mm, the thickness of a single blade is not less than 50mm, and the sound transmission loss is not lower than 12 dBA. The silencing louver has the advantages that silencing, ventilating and smoke discharging functions need to be considered, good silencing effects are achieved for all octaves, and the silencing louver is convenient to install, small in resistance loss and the like. The back plate can be made of aluminum alloy plates (3 series or 5 series), stainless steel plates and galvanized plates, the thickness is 0.5 mm-3 mm, and the corrosion resistance can be realized by adopting powder spraying, fluorocarbon spraying and baking finish modes; the panel material can be aluminum alloy plate (3 series or 5 series), stainless steel plate, galvanized sheet, thickness 0.5mm ~ 3mm, aperture 2mm ~ 10mm, perforation rate 20% ~ 30%, anticorrosive can adopt powder spraying, fluorocarbon spraying, baking finish mode, coating thickness is not less than 40 μm, adhesive force is not less than 0 level, panel and bottom plate still coat and do self-cleaning coating, have self-cleaning function, prevent deposition dirt deposition and rainstain. The sound absorption material can be made of glass silk floss, rock wool, foamed aluminum and polyurethane. The thickness of the cotton material is 50-140 mm, the thickness of the foamed aluminum material is 4-10 mm, the volume weight of the glass wool is not less than 32kg/m3, and the volume weight of the rock wool is not less than 64kg/m 3; the framework adopts a galvanized plate, an aluminum profile or a stainless steel plate, the thickness of the galvanized plate and the stainless steel plate is not less than 1mm, and the thickness of the aluminum profile is not less than 1.5 mm.

In another embodiment of the present invention, as shown in fig. 3, the combined totally-enclosed sound barrier further includes: and the anti-falling system 6 is used for hanging a safety rope.

Preferably, the outer covering type noise elimination ventilation device is provided with an anti-falling system 6 every 4-10 m, a barrier-free safety rope can be hung, and a safety belt lock catch is fixed on the safety rope for inspection and overhaul at the edge when an overhaul worker overhauls the safety rope.

Fig. 4a is the schematic diagram that bayonet acoustic baffle, outer formula sound insulating board and steel stand are connected, as shown in fig. 4a, the fastener includes fixed bolster 71, steel stand 21 and girder steel 22 are shaped steel, bayonet acoustic baffle 32 inserts the inslot of steel stand 21 or girder steel 22, through fixed bolster 71 with 31 releasable connection of outer formula sound insulating board, the one end of fixed bolster 71 is stretched out outer formula sound insulating board 31, the other end of fixed bolster 71 is fixed on bayonet acoustic baffle 32, girder steel or steel stand, through loosening and screwing up of the one end of fixed bolster 71, realize the dismouting of outer formula sound insulating board 31 and bayonet acoustic baffle or steel stand, make things convenient for the dismouting of outer formula sound insulating board and bayonet acoustic baffle.

Preferably, the fastener further comprises a movable baffle 72, one side of the inserted sound-absorbing board 32 corresponding to the outer covering type sound-insulating board 31 is attached to one side of the groove of the steel upright 21 or the steel beam 22, and the other side of the inserted sound-absorbing board 32 is fixedly connected with the other side of the groove through the movable baffle 72.

Preferably, the outer and insert acoustic panels are supported by a keel 26 therebetween.

Fig. 4b-4d are schematic views of a preferred embodiment of the fixing bracket of the present invention, as shown in fig. 4b-4d, the fixing bracket 71 is a human shape, the first end is fixed on the outer covering type sound insulation board, the second end and the third end are fixed on the keel 26, the insertion type sound insulation board, the steel beam or the steel column by the screw 73, the fixing bracket 71 includes a bracket upper portion 711 and a bracket lower portion 712, the bracket upper portion 711 is a human shape with three-dimensional coordinates, the bracket upper portion has a first end-a third end, the bracket lower portion 712 is a human shape with an opening, the first end has an opening, and the second end and the third end of the bracket upper portion 711 can be inserted into the opening of the bracket lower portion 712. Preferably, an acoustic panel support member 713 is further included, which is provided on the bracket upper part 711, for supporting the outer cover type acoustic panel.

Fig. 4e is a schematic diagram of a preferred embodiment of the outer formula sound-proof board, as shown in fig. 4e, the outer formula sound-proof board includes a plurality of sound-proof boards, the one end of each sound-proof board has first couple 31A, the other end of each sound-proof board has second couple 31B, first couple 31A can surround second couple 31B outward, the first end of support upper portion 711 of fixed bolster 71 is provided with third couple 711A, third couple 711A is located between first couple 31A and second couple 31B, make outer formula sound-proof board easy dismounting.

Fig. 5 is a schematic view of the connection between the plug-in sound insulation board and the steel column of the present invention, as shown in fig. 5, the steel column edge-closing plate 23 is a channel steel, one side of the steel column 21 is inserted into the groove of the steel column edge-closing plate 23, and the steel column edge-closing plate are fixedly connected by a fastener; one side of the plug-in sound insulation board is attached to one side of the groove of the steel upright post or the steel beam, and the other side of the plug-in sound insulation board is fixedly connected with the other side of the groove through the movable baffle.

Preferably, square tubes 231 are supported between the steel columns and the steel column flange plates.

Preferably, as shown in fig. 4a and 5, the steel columns and the steel beams are H-shaped steel, the movable baffle is fixedly connected with the corresponding steel columns or the corresponding steel beams through cotter bolts, identifiable sections are arranged on the cotter bolts, and the identifiable sections are increased in identification degree through luminescent materials.

The movable baffle plate is made of angle steel, flat steel and the like and is fixed by a split pin bolt, the split pin bolt can be made of carbon steel and stainless steel, the pin of the split pin bolt can be in a shape like a Chinese character 'ji', 4-shaped, cross and fishhook, the diameter of the split pin bolt is 5-30 mm, the grade of the split pin bolt can be 4.8 grade, 5.6 grade, 8.8 grade, 10.9 grade and the like, the screw thread can be a partial thread and a full thread, the anti-corrosion mode of the split pin bolt can be hot-dip galvanizing, stainless steel, multi-component alloy co-infiltration, a zinc-chromium coating, a sealing layer and the like, and the length of the split pin bolt can be 50-200 mm. The identifiable section of the cotter bolt may be a conspicuous paint, a light band, a light coating. The rubber material can be polyvinyl chloride and ethylene propylene diene monomer, and the thickness is 2 mm-10 mm.

Fig. 6 is the installation sketch map of penetrating plane skylight, as shown in fig. 6, penetrating plane skylight 4 is outer covering formula, that is to say penetrating plane skylight 4 passes through the fastener external application outside the fossil fragments, for example, adopt rubber strip 78 or rubber cushion 79 to lay in the top of fossil fragments 26, pass gasket 76 and rubber strip 78 or rubber cushion 79 through self-tapping screw 73 with penetrating plane skylight 4 and fix on fossil fragments 26, outer covering penetrating plane skylight can be ya keli board, polycarbonate board, doubling glass etc. thickness 6mm ~ 20mm, can take the aluminum alloy frame also can not take the aluminum alloy frame.

The installation method of the combined type totally-enclosed sound barrier comprises the following steps:

firstly, cleaning, correcting, derusting and corrosion preventing pre-embedded bolts of a sound barrier foundation.

And secondly, mounting steel columns and steel beams on two sides of the combined type totally-enclosed sound barrier, and simultaneously mounting longitudinal supports and roof purlins.

And thirdly, mounting purline channel steel at the lower part.

And fourthly, installing an inserted sound absorption plate at the lower part and a corresponding screen body edge-collecting plate, wherein the inserted sound absorption plate is in place by adopting a mode of horizontally pushing the side surface and then is fixed by a movable baffle.

And fifthly, mounting a lower sound insulation plate and a steel column edge-closing plate. The lower sound insulation plate is installed with the fixing support before installation, then the lower sound insulation plate is positioned on the fixing support, and the lower sound insulation plate is occluded by the occluder. And after the lower sound insulation plate is installed, installing a steel column edge-collecting plate.

And sixthly, installing a vertical plug-in sound insulation board. The inserted sound insulation board is positioned in place by adopting a mode of horizontally pushing the side surface and then is fixed by the movable baffle.

And seventhly, installing an upper plug-in sound absorption plate and an upper sound insulation plate. The inserted sound absorption plate is positioned in place by adopting a mode of horizontally pushing the side surface and then is fixed by the movable baffle. The fixing support is installed before the upper sound insulation plate is installed, then the upper sound insulation plate is located on the fixing support in place, and the articulator is used for occlusion and fixing.

And step eight, mounting the keel square tube on the top surface and the transparent daylighting panel. The keel square tube is fixed on the existing square tube by bolts or welding, then the transparent daylighting panel is tiled, and self-tapping screws and gaskets are fixed on the keel square tube at certain intervals.

And ninthly, mounting a top silencing and ventilating shutter. The silencing and ventilating shutter is fixed on the angle steel on the steel beam by bolts.

And tenth, installing a top anti-falling system. Every 4 ~ 10m of fixing base of the top system of falling is fixed at the girder steel top, vertically adopts wire rope intercommunication.

The totally closed sound barrier of combination formula is by the outer formula sound insulating board that covers of individual layer, outer formula noise elimination shutter, bayonet acoustic baffle and the steel construction frame braced system that corresponds, bolt-up system, rubber seal system etc.. The combined type totally-enclosed sound barrier solves the problems of the sound barrier in the prior art in functions of acoustics, self-cleaning of a screen body, noise elimination and ventilation, landscape, safe maintenance, quick disassembly and replacement and the like, can be widely applied to noise treatment in the traffic fields of railways, municipal roads, rail traffic, highways and the like, and can generate considerable economic benefits and social benefits. The problem of surface self-cleaning and the problem of thickness of the multilayer outer-covering sound barrier system are solved. The problems of the length and the thickness of the silencing and ventilating device of the plug-in sound barrier are solved. The problem of the safety maintenance of bayonet sound barrier is solved. The problem of sound leakage of the plug-in sound barrier is solved.

In a specific embodiment of the present invention:

the civil foundation 11 can be a box girder, a U-shaped girder, a bridge, a roadbed, a retaining wall and the like. The embedded bolts 75 can be U-shaped, L-shaped and hook-shaped, the diameters of the bolts can be 20, 24, 27, 30, 32 and the like, and the materials are 45 steel or 8.8-grade high-strength bolts; the thickness of the pre-buried steel plate 13 can be 8 mm-30 mm; the thickness of the steel gasket 13 is 0.7 times of the diameter of the bolt; the pedestal nut 77 may be made of Q345B, 45# steel, stainless steel, with anti-loosening washers or elastomeric washers.

The steel column 21 and the steel beam 22 can be hot-rolled H-shaped steel, and H-shaped steel, rectangular pipes, round pipes, channel steel and box-shaped columns are welded, wherein the height and width directions of the H-shaped steel can be 150-500 mm; the longitudinal support 25 can be in the form of C-shaped steel, H-shaped steel, square tubes, rectangular tubes, round tubes, channel steel and the like, and can be arranged on the inner side of a steel beam or a steel upright post and also can be arranged on the outer side of the steel beam or the steel upright post; the purlin channel steel 24 can be C-shaped steel, a rectangular pipe, a square pipe, channel steel, a round pipe and the like, and the keel 26 can be a square pipe, a rectangular pipe, angle steel and channel steel; the materials of all components of the frame can be Q235, Q355 and stainless steel, and the components are coated with anticorrosion materials such as hot-dip galvanizing, paint, hot-dip galvanizing and paint.

The external acoustic board 31 may be a single board or a composite board, the thickness of the structural layer is not more than 140mm, the material may be stainless steel plate, aluminum alloy plate (3 series or 5 series), galvanized plate, aluminum-zinc plated plate, etc., the thickness is 0.5 mm-3 mm, and the connection between the boards may be of a snap type, a tongue-and-groove type, or a flat type. The corrosion prevention can adopt the modes of powder spraying, fluorocarbon spraying and paint baking, the thickness of the coating is not less than 40 mu m, the adhesive force is not less than 0 grade, and further preferably, the self-cleaning coating is coated on the external acoustic baffle 31, so that the self-cleaning function is realized, and the dust accumulation, the dust accumulation and the rain mark are prevented.

The inserted sound absorbing panel 32 may be a metal plate, a cement plate, a transparent plate. The back plate of the metal plate can be made of aluminum alloy plates (3 series or 5 series), stainless steel plates and galvanized plates, the thickness of the back plate is 0.5-3 mm, and the corrosion prevention can be realized by adopting powder spraying, fluorocarbon spraying and baking finish modes; the panel material can be aluminum alloy plate (3 series or 5 series), stainless steel plate, galvanized sheet, thickness 0.5mm ~ 3mm, aperture 2mm ~ 10mm, perforation rate 20% ~ 30%, anticorrosive can adopt powder spraying, fluorocarbon spraying, baking finish mode, coating thickness is not less than 40 μm, adhesive force is not less than 0 level, bayonet acoustic baffle 32 coats and has self-cleaning coating, has self-cleaning function, prevents laying dust and rain mark. The sound absorption material can be made of glass silk floss, rock wool, foamed aluminum and polyurethane. The thickness of the cotton material is 50-140 mm, the thickness of the foamed aluminum material is 4-10 mm, the volume weight of the glass wool is not less than 32kg/m3, and the volume weight of the rock wool is not less than 64kg/m 3; the framework adopts a galvanized plate, an aluminum profile or a stainless steel plate, the thickness of the galvanized plate and the stainless steel plate is not less than 1mm, and the thickness of the aluminum profile is not less than 1.5 mm.

Through measuring, the utility model discloses a plug-in acoustic baffle 32's sound insulation volume is not less than 30dBA, and the noise reduction coefficient is not less than 0.7, and thickness is at 80 ~ 140mm within range, and plug-in acoustic baffle can be dull and stereotyped or curved arc board or one side flat board one side curved arc board, and plug-in acoustic baffle between be connected and can adopt buckled, interlock formula, tongue-and-groove formula, flat mouthful formula, between board and the board, adopt rubber materials to seal and leak protection between board and the pillar (steel stand, girder steel etc.).

The plug-in sound insulation board 33 is a transparent sound insulation board, and can be a framed acrylic board, framed laminated glass, framed polycarbonate board and framed PVC board, wherein the acrylic board is reinforced or not reinforced, the thickness is 10 mm-20 mm, the thickness of the polycarbonate board is 6.5 mm-16 mm, the thickness of the laminated glass is 10 mm-20 mm, framed aluminum alloy frame is not lower than 6063T5 in material, the wall thickness is not lower than 1.5mm, polyester powder spraying or fluorocarbon powder spraying is carried out after chromic acid passivation, and the coating thickness is not less than 40 μm.

Use the bridge as an example, explain the utility model discloses a totally closed sound barrier's of combination formula installation, include:

firstly, cleaning, correcting, derusting and corrosion preventing are carried out on embedded bolts of a civil foundation of a bridge guardrail, which is a basic condition for installing the whole sound barrier and directly influences the installation efficiency and effect.

And secondly, mounting H-shaped steel columns and H-shaped steel beams on two sides of the combined type totally-enclosed sound barrier, splicing under a bridge or on the bridge, fixing two sides by adopting high-strength bolts during mounting, and firstly screwing and then screwing. And after the installation is finished, the vertical H-steel longitudinal supports and the roof purline channel steel are installed, so that the whole portal rigid frame forms a stable system.

And thirdly, mounting purline channel steel at the lower part.

And fourthly, mounting a lower metal sound absorption plate (an inserted sound absorption plate) and a corresponding screen body edge-receiving plate, wherein the inserted sound absorption plate is in place by adopting a side surface horizontal pushing mode and then is fixed by a movable angle steel baffle.

And fifthly, mounting a lower sound insulation plate and an H-shaped steel upright post edge-receiving plate. The lower sound insulation plate is firstly installed with the fixed support before being installed, then the sound insulation plate is positioned on the fixed support, and the articulator is adopted for occlusion. And after the lower sound insulation plate is installed, installing an H-shaped steel column edge-folding plate.

And sixthly, installing a vertical frame-containing transparent sound insulation plate (plug-in sound insulation plate). The transparent sound insulation board with the frame is put in place by adopting a mode of horizontally pushing the side surface and then is fixed by the movable baffle.

And seventhly, installing an upper metal sound absorption plate (a plug-in sound absorption plate) and an upper sound insulation plate. The metal sound absorbing board (plug-in sound absorbing board) adopts a mode of side surface horizontal pushing to be in place, and then is fixed by a movable angle steel baffle. The L-shaped fixing support is installed before the upper sound insulation plate is installed, then the upper sound insulation plate is located on the fixing support in place, and the occlusion device is used for occlusion and fixing.

The combined totally-enclosed sound barrier solves the problems existing in the functions of acoustics, self-cleaning of the screen body, noise elimination and ventilation, landscape, safety maintenance, quick disassembly and replacement and the like of the existing sound barrier, can prevent rainwater dust deposition and dust accumulation by coating self-cleaning baking paint on the metal surface of the outer covering type sound barrier, and can ensure that the screen body material of the sound barrier keeps good appearance and landscape effect by assisting regular cleaning, and the durability can also be obviously improved; the single-layer externally-covered sound barrier system can effectively solve the potential safety hazard caused by the fact that the traditional externally-covered sound barrier is too thick and overweight and cannot be overhauled on the premise of meeting the acoustic function, and can also greatly save the construction cost; the utility model can effectively solve the problems that the length and thickness can be greatly increased and the acoustics and ventilation problems are effectively solved because the upright posts are inserted into the traditional inserted sound barrier noise elimination and ventilation device and are restricted by the spacing between the upright posts; the utility model discloses can effectively solve bayonet sound barrier's safety inspection and sound leakage problem, any one board takes place the artificial or unexpected destruction and all can realize quick assembly disassembly and change at installation or operation in-process, has also avoided traditional sound barrier because the too much problem that makes the acoustic effect obviously reduce of gap hole.

While the foregoing disclosure shows illustrative embodiments of the invention, it should be noted that various changes and modifications could be made herein without departing from the scope of the invention as defined by the appended claims. Furthermore, although elements of the invention may be described or claimed in the singular, the plural is contemplated unless limitation to a single element is explicitly stated.

Claims

1. A combined type totally-enclosed sound barrier comprises a sound barrier foundation and a frame and a sound barrier member which are constructed on the sound barrier foundation to form opposite side closure, and is characterized in that the frame comprises steel columns and steel beams, the sound barrier member comprises an outer covering type sound insulation plate, an inserted type sound absorption plate and an inserted type sound insulation plate, the outer covering type sound insulation plate comprises an upper sound insulation plate and a lower sound insulation plate, the lower sound insulation plate is covered outside the steel columns, the upper sound insulation plate is covered outside the steel beams, the upper sound insulation plate and the lower sound insulation plate are connected through steel column edge-receiving plates, the inserted type sound insulation plate is inserted between the steel columns and the steel column edge-receiving plates, and the inserted type sound absorption plate is divided into two parts which are respectively inserted between the upper sound insulation plate and the steel beams and between the lower sound insulation plate and the steel columns.

2. The combined type totally enclosed sound barrier of claim 1, further comprising an over-coating noise damper disposed on top of the steel beam.

3. The combined totally enclosed sound barrier of claim 1, further comprising: and the anti-falling system is used for hanging the safety rope.

4. The combined, fully enclosed sound barrier of claim 1, wherein said outer skin sound barrier is coated with a self-cleaning coating.

5. The combined type totally-enclosed sound barrier according to claim 1, further comprising a transparent daylighting panel externally coated on the top of the steel beam.

6. The combined type totally-enclosed sound barrier according to claim 1, wherein the steel upright posts and the steel beams are formed steel, the insertion type sound absorption plate is inserted into the grooves of the steel upright posts or the steel beams and detachably connected with the outer covering type sound insulation plate through a fixing support, one end of the fixing support extends out of the outer covering type sound insulation plate, the other end of the fixing support is fixed on the steel beams, and the outer covering type sound insulation plate and the steel upright posts are disassembled and assembled through loosening and screwing of the one end.

7. The combined type totally-enclosed sound barrier according to claim 6, wherein one side of the insertion type sound absorption plate is attached to one side of the groove of the steel upright post or the steel beam, and the other side of the insertion type sound absorption plate is fixedly connected with the other side of the groove through a movable baffle.

8. The combined type totally-enclosed sound barrier according to claim 1, wherein the inserted sound insulation plate comprises two through sound insulation plates and a metal sound absorption plate sandwiched between the through sound insulation plates.

9. The combined type totally-enclosed sound barrier according to claim 1, wherein the steel column edge-closing plate is a channel steel, one side of the steel column is inserted into the steel column edge-closing plate, and the steel column edge-closing plate are fixedly connected through a fastener; one side of the plug-in sound insulation board is attached to one side of the groove of the steel upright post or the steel beam, and the other side of the plug-in sound insulation board is fixedly connected with the other side of the groove through the movable baffle.

10. The combined type totally-enclosed sound barrier according to claim 7 or 9, wherein the steel upright and the steel beam are H-shaped steel, the movable baffle is fixedly connected with the corresponding steel upright or the steel beam through a cotter bolt, an identifiable section is arranged on the cotter bolt, and the identifiable section increases the identification degree through a luminescent material.