CN102828473A - Sound barrier and mounting method - Google Patents
Sound barrier and mounting method Download PDFInfo
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- CN102828473A CN102828473A CN2012102978819A CN201210297881A CN102828473A CN 102828473 A CN102828473 A CN 102828473A CN 2012102978819 A CN2012102978819 A CN 2012102978819A CN 201210297881 A CN201210297881 A CN 201210297881A CN 102828473 A CN102828473 A CN 102828473A
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Abstract
The invention discloses a sound barrier for railway traffic and a mounting method. The sound barrier is assembled by a plurality of steel column frames with 'H'-shaped grooves and a plurality of sound absorption and insulation plate units, and the sound absorption and insulation plate units are mounted in the 'H'-shaped grooves of each two adjacent steel column frames and are fixed through limiting parts in the 'H'-shaped grooves. Each limiting part comprises a fixed portion, a supporting portion and a limiting portion, wherein each fixed portion and the corresponding supporting portion form an angle steel structure, each fixing portion is parallel to and attached to the bottom end face of the corresponding 'H'-shaped groove and is fixed on the bottom end face of the same, each supporting portion is parallel to the side end face of the corresponding 'H'-shaped groove so as to support the corresponding sound absorption and insulation plate unit, and each limiting portion is fixed on the corresponding supporting portion, forms a liming groove together with the corresponding supporting portion and a side end face of the corresponding 'H'-shaped groove and fixes the corresponding sound absorption and insulation plate unit in the limiting groove. The sound barrier is not limited by structural forms thereof, consumption of H-shaped steel is reduced, and production cost is greatly reduced.
Description
Technical field
The present invention relates to a kind of railway traffic through the noise absorption or the emitter field of air transmitted, particularly a kind of sound barrier and mounting method.
Background technology
Sound barrier is to be used for absorbing and the through sonic propagation in noise isolation source, the sound absorption that between noise source and recipient, is provided with and the shielding harness that insulates against sound, and it is placed in the sound shadow region recipient, and propagation of noise is wherein had isolation effect preferably.Developing rapidly of high-speed railway produces a large amount of noise pollutions now, and sound barrier takes up an area of few, and fabrication and installation are convenient and swift, and construction investment is suitable, become the important measures of traffic noise pollution control.
Along with country greatly develops communication, the quantity of sound barrier constantly increases, form constantly develops, and the height of sound barrier, mounting means and sound-absorbing sheet material material are also progressively being improved.The height of board-type sound barrier was in the 3m-5m scope in the past, and hanging method hangs in the steel post from the top with it for utilizing crane that sheet material is sling then, utilizes rubber strip that sound-absorbing sheet material is fixed in the H shaped steel column then.The hanging method safety factor is lower, and fixedly the method for sound-absorbing sheet material bothers.And knuckle type sound barrier has been broken the conventional structure pattern of sound barrier in the past; The lower vertical of its column; Top is 45 ° of inclinations; The knuckle place is provided with the connection cross bar, so abatvoix can't be as hang in two steel posts that link to each other in the past from the steel post top, and the fixed form of utilization rubber strip in the past also can't satisfy the requirement of fixedly safety.Notification number is 101654904 to disclose the mounting method of angle sound barrier acoustic boards, the location pulley is set connecting on the cross bar, utilizes the location pulley that abatvoix is sling, and rotation in perpendicular, adjustment are placed between two adjacent upright posts behind the orientation; The upper and lower side of abatvoix is located by little H shaped steel, and little H shaped steel is by the left and right sides of its wing plate structural orientation abatvoix, and is fixed on the column through angle steel, has avoided the fixing hidden danger of rubber strip in the past like this.But the mounting means of the form of structure of this sound barrier is limited, and mounting means and fixed form increase difficulty of construction, the large usage quantity of H shaped steel, and cost is high.
By on can know that existing provides a kind of mounting means and fixed form not limited by the noise barrier structure form, and the needs of mounting means and the sound barrier that fixed form is simple and cost of production is low.
Summary of the invention
The present invention provides a kind of mounting means and fixed form is simple and cost of production is low sound barrier and mounting method.
According to an aspect of the present invention; A kind of sound barrier is provided; It is assembled by a plurality of steel post frame and a plurality of sound absorption unit boards with " worker " shape groove, in " worker " shape groove of two adjacent steel post framves, the sound absorption unit board is installed, and it is characterized in that; Said sound absorption unit board is fixed through the locating part that is provided with in " worker " shape groove, and said locating part comprises: fixed part, support portion and limiting section;
Said fixed part and support portion constitute the angle steel structure, and the mutually subsides parallel of said fixed part with " worker " shape trench bottom end face, and be fixed on the bottom end face of " worker " shape groove;
Said support portion is parallel with the sidepiece end face of " worker " shape groove, in order to support the sound absorption unit board;
Limiting section is fixed on the support portion, with a sidepiece end face formation stopper slot of support portion and " worker " shape groove,
Said sound absorption unit board is fixed in the said stopper slot.
Wherein, said limiting section vertical fixing is on the support portion.
Said fixed part in " worker " shape groove, is provided with lock washer between said fixed part and the bolt through bolt.
Be provided with the cushion seal part in the slit between two sidepiece end faces of said sound absorption unit board and stopper slot.
Further, the cushion seal part between said sound absorption unit board and the stopper slot is a rubber pad.
The end that said sound absorption unit board inserts stopper slot is provided with the metal spring sheet.
Further, also be provided with horizontal support bar in the said stopper slot, said horizontal support bar passes through bolt on said " worker " shape channel-section steel edge of a wing.
Said each steel post frame is for being that arch steel post and both sides are the inverted U-shaped that upright steel post is formed by the top.
Further, said arch steel post is provided with contiguous block with upright steel post junction.
Wherein, the upright steel post height of said each steel post frame is 6.5～7 meters, and the arch steel post is high 1.5 meters, and the span of arch steel post is 11.3 meters.
Be provided with the shrinkage joint between said " worker " shape channel-section steel column support; Said shrinkage joint one end is the fixed end column; The said shrinkage joint other end is the movable end column; Said fixed end column is provided with the unit board fastening devices, and the end of said movable end " worker " shape groove is provided with respectively the integrated extension in each end with the stopper slot both sides.
The sound absorption unit board is divided into metal unit plate and transparent cell boards, and the bottom of said upright steel post is provided with the metal unit plate, between the top of said upright steel post and the arch steel post transparent cell boards is set.
Said steel post top of the trellis is equipped with contact net, and said contact net is fixed on the steel post frame through contact suspension.
Wherein, said contact suspension is triangle bracket or davit.
According to a further aspect in the invention, a kind of mounting method of sound barrier is provided, has comprised:
With a plurality of " worker " shape channel-section steel column support of said sound barrier through being bolted on crashproof wall of road or the embedded board;
One end of the sound absorption unit board of said sound barrier is put into " worker " shape groove of said steel post frame, and make a sound absorption unit board end face in a lateral direction press close to a sidepiece end face of said " worker " shape groove;
The locating part that will comprise fixed part, support portion and limiting section installs in said " worker " shape groove, the fixed part of wherein said locating part and the parallel bottom end face that pastes and be anchored on " worker " shape groove mutually of " worker " shape trench bottom end face; The support portion of said locating part is parallel with the sidepiece end face of " worker " shape groove and paste mutually with said sound absorption unit board another end face in a lateral direction, and an end of sound absorption unit board is fixed in the stopper slot that a sidepiece end face by limiting section, support portion and " worker " shape groove constitutes;
In " worker " shape groove of adjacent steel post frame, be fixed in " worker " shape groove, make the sound absorption unit board be fixed in the middle of the adjacent steel strut frame with the fixing means of above-mentioned locating part the other end with said sound absorption unit board.
The locating part that wherein, will comprise fixed part, support portion and limiting section installs in said " worker " shape groove and comprises:
Sheathed lock washer on bolt;
Utilize said bolt that the fixed part of said locating part is fixed in the bolt hole of establishing in advance in " worker " shape groove.
As preferably; Make after an end of sound absorption unit board is fixed in the stopper slot that a sidepiece end face by limiting section, support portion and " worker " shape groove constitutes, be equipped with the cushion seal part in the slit between two sidepiece end faces of said sound absorption unit board and stopper slot.
As preferably, an end of the sound absorption unit board of said sound barrier is put into before " worker " shape groove of said steel post frame, in the end of said sound absorption unit board the metal spring sheet is installed.
As preferably, make the sound absorption unit board be fixed in after the adjacent steel strut frame centre, in " worker " shape groove, horizontal support bar is set, said horizontal support bar is through the bolt on said " worker " shape channel-section steel edge of a wing.
With a plurality of " worker " shape channel-section steel column support of said sound barrier when being bolted on crashproof wall of road or the embedded board; Between the steel post frame, the shrinkage joint is set; One end of said sound absorption unit board is positioned in the stopper slot of said movable end column, and the other end of said sound absorption unit board is fixed on the fixed end column through the unit board fastening devices.
It is that arch steel post and both sides are the inverted U-shaped that upright steel post is formed that each steel post frame of said sound barrier adopts by the top; When sound barrier when being semiclosed, the sound absorption unit board is installed between the arch steel post of inverted U-shaped steel post frame, the sound absorption unit board is installed between the upright steel post of a side in the both sides; When sound barrier when being totally-enclosed, between the arch steel post of inverted U-shaped steel post frame and between the upright steel post of both sides the sound absorption unit board is installed all.
As preferably, the junction of the arch steel post of each steel post top of the trellis of said sound barrier and the upright steel post of both sides is connected through contiguous block.
Wherein, The sound absorption unit board is installed between the arch steel post of inverted U-shaped steel post frame; The sound absorption unit board is installed between the upright steel post of a side in the both sides; Said sound absorption unit board adopts metal unit plate and transparent cell boards, in the bottom of said upright steel post the metal unit plate is installed, and between the top of said upright steel post and arch steel post, transparent cell boards is installed.
Make the sound absorption unit board be fixed in after the adjacent steel strut frame centre, contact suspension is installed at the steel post top of the trellis, after said contact suspension installs, installing contact net on contact suspension.
Wherein, the contact suspension type adopts the triangle cantilever structure or adopts the davit mounting structure.
Adopt technique scheme; Though the steel post frame of sound barrier be shaped as upright steel post or arch steel post; Every sound absorption unit board of sound barrier all can be fixed in through locating part in " worker " shape groove of adjacent in twos steel post frame, therefore is not subject to the form of structure of sound barrier.And the sound absorption unit board need not located by little H shaped steel at the upper and lower side of sound absorption unit board after being fixed in " worker " shape groove of adjacent in twos steel post frame, has saved the consumption of H shaped steel, reduces production costs greatly.Because the present invention be inverted U-shaped steel post frame, direct installing contact net on the arch steel post, the installation cost of saving contact net.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art.Obviously, the accompanying drawing in below describing only is some embodiments of the present invention, for those of ordinary skills, can also obtain other embodiment and accompanying drawing thereof according to these accompanying drawing illustrated embodiments.
Fig. 1 shows the structural representation of embodiments of the invention 1;
Fig. 2 shows among the embodiment 1 the fixedly structural representation of sound absorption unit board of locating part;
Fig. 3 shows the installation site sketch map of the interior cushion seal part of stopper slot among the embodiment 1;
Fig. 4 shows the scheme of installation of the flat support bar of " worker " shape trough inner water among the embodiment 1;
Fig. 5 shows among the embodiment 1 arch steel post and upright steel post syndeton sketch map in the steel post frame;
Fig. 6 shows the scheme of installation that the sound absorption unit board is installed in the shrinkage joint between the steel post frame among the embodiment 1;
Fig. 7 shows the structural representation of embodiment 2.
The specific embodiment
For making the object of the invention, technical scheme and advantage clearer, below with reference to accompanying drawing and enumerate embodiment, to further explain of the present invention.
Embodiment 1:
Fig. 1 shows structural representation of the present invention, and is as shown in Figure 1, and sound barrier is assembled with a plurality of sound absorption unit board 2 by a plurality of steel post framves with " worker " shape groove 1, in " worker " shape groove of adjacent in twos steel post frame 1, sound absorption unit board 2 is installed.Each steel post frame 1 is that arch steel post and both sides are the inverted U-shaped that upright steel post is formed by the top.The arch steel post is provided with contiguous block 11 with upright steel post junction, and is as shown in Figure 5.Wherein, the upright steel post height of each steel post frame is 6.5 meters, and the arch steel post is high 1.5 meters, and the sound barrier overall height is 8 meters.The span of arch steel post is 11.3 meters.Sound absorption unit board 2 is divided into metal unit plate and transparent cell boards, and transparent cell boards is peripheral to be the metal bound edge, not shown.As shown in Figure 1, the metal unit plate is installed in the bottom of the upright steel post that the same side is adjacent in twos, and transparent cell boards is installed on top, between the adjacent in twos arch steel post transparent cell boards is installed.Wherein, the mounting means of metal unit plate and transparent cell boards is identical.If sound barrier is when being semiclosed, only between the adjacent in twos upright steel post of a side and between the arch steel post sound absorption unit board 2 is set; If when sound barrier is totally-enclosed, between the upright steel post of both sides and the arch steel post sound absorption unit board 2 is set all.Steel post frame 1 top is equipped with contact suspension 7, and contact suspension 7 adopts the davit mounting means to hang in arch steel post top, and contact net is installed on the contact suspension 7.
Sound absorption unit board 2 is fixing through the locating part 3 that is provided with in " worker " shape groove; Fig. 2 shows the fixedly structural representation of sound absorption unit board 2 of locating part; This figure is the cross-sectional view of steel post frame, and is as shown in Figure 2, and locating part 3 comprises fixed part 31, support portion 32 and limiting section 33.Fixed part 31 constitutes the angle steel structure with support portion 32; And fixed part 31 is parallel with " worker " shape trench bottom end face and subsides mutually; And utilize bolton on the bottom end face of " worker " shape groove, and be provided with lock washer between fixed part 31 and the bolt, lock washer is not shown in the drawings; Support portion 32 is parallel with the sidepiece end face of " worker " shape groove, in order to support sound absorption unit board 2; The limiting section vertical fixing is on support portion 32, and with a sidepiece end face formation stopper slot of support portion 32 and " worker " shape groove, 2 of sound absorption unit boards are fixed in this stopper slot.
Can effectively keep out the pulsatile impact that produces when train is run at high speed in use for making sound absorption unit board 2; Be provided with cushion seal part 4 in the slit between two sidepiece end faces of sound absorption unit board 2 and stopper slot; Fig. 3 shows the installation site sketch map of cushion seal part in the stopper slot, and wherein the cushion seal part can be selected rubber pad for use.Owing between two sidepiece end faces of sound absorption unit board 2 and stopper slot, add cushion seal part 4; Make the end of sound absorption unit board 2 can not touch the bottom end face of stopper slot; Thereby make the metal bound edge of sound absorption unit board 2 be in unearthed state; For the high-tension electricity of the contact net of train power supply then may make sound absorption unit board 2 produce induced-currents; Life security to personnel threatens, and for avoiding this hidden danger, the end of inserting stopper slot at sound absorption unit board 2 is provided with metal spring sheet 5.Metal spring sheet 5 contacts with an end face of steel post frame " worker " shape groove, then sound absorption unit board 2 and the conducting of steel post current potential, and steel post bridge joint ground, thus sound absorption unit board 2 can not produce induced-current.
Be the stability of increase steel post frame and the safety of sound absorption unit board 2; " worker " shape groove at the steel post that sound absorption unit board 2 is installed is provided with horizontal support bar 6; Fig. 4 shows the scheme of installation of the flat support bar of " worker " shape trough inner water; As shown in Figure 4, horizontal support bar 6 passes through bolt on said " worker " shape channel-section steel edge of a wing.For saving production cost, can whenever horizontal support bar be installed again at a distance from the distance of 1 to 2 sound absorption unit board, 2 height.
Between " worker " shape channel-section steel column support the shrinkage joint is set; Sound absorption unit board 2 also is installed in the shrinkage joint; Fig. 6 shows the scheme of installation that sound absorption unit board 2 is installed in the shrinkage joint between the steel post frame; As shown in Figure 6, shrinkage joint one end is a fixed end steel post 8, and fixed end steel post 8 is provided with unit board fastening devices 10.The shrinkage joint other end is a movable end steel post 9.The end of " worker " shape groove of movable end steel post 9 is provided with respectively the integrated extension in each end with the stopper slot both sides, i.e. the support portion lengthening of side of " worker " shape groove and locating part.One end of sound absorption unit board 2 inserts earlier in the stopper slot of movable end steel post 9, again the other end of sound absorption unit board 2 is inserted behind the stopper slot of fixed end column 8 in two outer faces of stopper slot respectively welding unit board fixer 10 end of sound absorption unit board 2 is fixed.Then sound absorption unit board 2 can stretch along with the variation at shrinkage joint, the danger of having avoided sound absorption unit board 2 to deviate from.
Embodiment 2;
Embodiment 2 is similar basically with the structure of embodiment 1, and its difference is that the height of sound barrier is different with the hang of contact net.In the present embodiment, the upright steel post height of each steel post frame is 7 meters, and the arch steel post is high 1.5 meters, and the sound barrier overall height is 8.5 meters.The span of arch steel post is 11.3 meters.The contact suspension 7 of installing contact net is the triangle cantilever structure, and is as shown in Figure 7.
Mounting method in the face of sound barrier carries out detailed description down.
Is that arch steel post and both sides are that the inverted U-shaped steel post frame 1 formed of upright steel post is through being bolted on crashproof wall of road or the embedded board with a plurality of of sound barrier by the top.Wherein, upright steel post is fixed on crashproof wall of road or the embedded board, and the arch installation of steel columns is installed contiguous block 11 in the top of two upright steel posts of both sides in arch steel post and upright steel post junction;
One end of the sound absorption unit board 2 of sound barrier is put into " worker " shape groove of steel post frame 1, and make sound absorption unit board 2 end face in a lateral direction press close to a sidepiece end face of said " worker " shape groove;
The locating part 3 that comprises fixed part 31, support portion 32 and limiting section 33 is installed in " worker " shape groove; Wherein the fixed part 31 of locating part and " worker " shape trench bottom end face are parallel pastes mutually and utilizes bolt fixed part 31 to be anchored in the bolt hole of establishing in advance in " worker " shape groove; Bolt in the inserting bolt hole before first sheathed lock washer on bolt, make and loosen packing ring between bolt and fixed part 31.The support portion 32 of locating part is parallel with the sidepiece end face of " worker " shape groove and paste mutually with sound absorption unit board 2 another end face in a lateral direction, and an end of sound absorption unit board 2 is fixed in the stopper slot that a sidepiece end face by limiting section, support portion 32 and " worker " shape groove constitutes;
In " worker " shape groove of adjacent steel post frame, be fixed in " worker " shape groove with the fixing means of the above-mentioned locating part other end with said sound absorption unit board 2, then sound absorption unit board 2 is fixed in the middle of the adjacent steel strut frame;
The mounting method that utilizes above-mentioned sound absorption unit board 2 is fixed in sound absorption unit board 2 in the adjacent in twos steel post frame in " worker " shape groove successively, accomplishes the installation of the whole sound absorption unit board 2 of sound barrier.
Can effectively keep out the pulsatile impact that produces when train is run at high speed in use for making sound absorption unit board 2; Before sound absorption unit board 2 is installed on stopper slot, be provided with cushion seal part 4 in the slit between two sidepiece end faces of sound absorption unit board 2 and stopper slot.For avoiding to touch the bottom end face of stopper slot owing to the end that adds cushion seal part 4 sound absorption unit boards 2; Thereby the metal bound edge that makes sound absorption unit board 2 is in unearthed state and produces induced-current, therefore can before sound absorption unit board 2 inserts stopper slot, after the end of sound absorption unit board 2 adds a metal spring sheet 5, put into again.Thereby make sound absorption unit board 2 and the conducting of steel post current potential.
After sound absorption unit board 2 installs; Be the stability of increase steel post frame and the safety of sound absorption unit board 2; Horizontal support bar 6 is installed in " worker " shape groove of the steel post that sound absorption unit board 2 is installed, is utilized bolt that horizontal support bar 6 is fixed on the edge of a wing of " worker " shape channel-section steel column.For saving production cost, can whenever horizontal support bar be installed again at a distance from the distance of 1 to 2 sound absorption unit board, 2 height.
Sound absorption unit board 2 is installed in the shrinkage joint between " worker " shape channel-section steel column support: an end of sound absorption unit board 2 inserts earlier in the stopper slot of movable end steel post 9, again the other end of sound absorption unit board 2 is inserted behind the stopper slot of fixed end column 8 in two outer faces of stopper slot respectively welding unit board fixer 10 end of sound absorption unit board 2 is fixed.Sound absorption unit board 2 can stretch along with the variation at shrinkage joint, the danger of having avoided sound absorption unit board 2 to deviate from.
When sound barrier when being semiclosed, sound absorption unit board 2 is installed between the arch steel post of inverted U-shaped steel post frame, sound absorption unit board 2 is installed between the upright steel post of a side in the both sides; When sound barrier when being totally-enclosed, between the arch steel post of inverted U-shaped steel post frame and between the upright steel post of both sides sound absorption unit board 2 is installed all.Wherein, the metal unit plate is installed in the bottom between the adjacent in twos upright steel post, and transparent cell boards is installed on top.Between the arch steel post at sound barrier top transparent cell boards is installed.
After sound barrier installs, according to the height of sound barrier corresponding contact suspension 7 is installed at the top of steel post frame 1, after contact suspension 7 installs, installing contact net on contact suspension 7.
Adopt technique scheme; Though the steel post frame 1 of sound barrier be shaped as upright steel post or arch steel post; Every sound absorption unit board 2 of sound barrier all can be fixed in through locating part in " worker " shape groove of adjacent in twos steel post frame, therefore is not subject to the form of structure of sound barrier.And sound absorption unit board 2 need not located by little H shaped steel at the upper and lower side of sound absorption unit board 2 after being fixed in " worker " shape groove of adjacent in twos steel post frame, has saved the consumption of H shaped steel, reduces production costs greatly.Because the present invention be inverted U-shaped steel post frame, direct installing contact net on the arch steel post, the installation cost of saving contact net.
The above is merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention.All within spirit of the present invention and principle, any modification of being done, be equal to replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (25)
1. sound barrier; Assembled by a plurality of steel post frame and a plurality of sound absorption unit boards with " worker " shape groove; In " worker " shape groove of two adjacent steel post framves, the sound absorption unit board is installed; It is characterized in that said sound absorption unit board is fixed through the locating part that is provided with in " worker " shape groove, said locating part comprises: fixed part, support portion and limiting section;
Said fixed part and support portion constitute the angle steel structure, and the mutually subsides parallel of said fixed part with " worker " shape trench bottom end face, and be fixed on the bottom end face of " worker " shape groove;
Said support portion is parallel with the sidepiece end face of " worker " shape groove, in order to support the sound absorption unit board;
Limiting section is fixed on the support portion, with a sidepiece end face formation stopper slot of support portion and " worker " shape groove;
Said sound absorption unit board is fixed in the said stopper slot.
2. sound barrier as claimed in claim 1 is characterized in that, said limiting section vertical fixing is on the support portion.
3. sound barrier as claimed in claim 1 is characterized in that, said fixed part in " worker " shape groove, is provided with lock washer between said fixed part and the bolt through bolt.
4. sound barrier as claimed in claim 1 is characterized in that, is provided with the cushion seal part in the slit between two sidepiece end faces of said sound absorption unit board and stopper slot.
5. sound barrier as claimed in claim 4 is characterized in that, the cushion seal part between said sound absorption unit board and the stopper slot is a rubber pad.
6. sound barrier as claimed in claim 4 is characterized in that, the end that said sound absorption unit board inserts stopper slot is provided with the metal spring sheet.
7. sound barrier as claimed in claim 1 is characterized in that, also is provided with horizontal support bar in the said stopper slot, and said horizontal support bar passes through bolt on said " worker " shape channel-section steel edge of a wing.
8. like each described sound barrier in the claim 1 to 7, it is characterized in that said each steel post frame is for being that arch steel post and both sides are the inverted U-shaped that upright steel post is formed by the top.
9. sound barrier as claimed in claim 8 is characterized in that, said arch steel post is provided with contiguous block with upright steel post junction.
10. the sound barrier described in claim 9 is characterized in that, the upright steel post height of said each steel post frame is 6.5～7 meters, and the arch steel post is high 1.5 meters, and the span of arch steel post is 11.3 meters.
11. sound barrier as claimed in claim 8; It is characterized in that; Be provided with the shrinkage joint between said " worker " shape channel-section steel column support, said shrinkage joint one end is the fixed end column, and the said shrinkage joint other end is the movable end column; Said fixed end column is provided with the unit board fastening devices, and the end of said movable end " worker " shape groove is provided with respectively the integrated extension in each end with the stopper slot both sides.
12. sound barrier as claimed in claim 8; It is characterized in that; The sound absorption unit board is divided into metal unit plate and transparent cell boards, and the bottom of said upright steel post is provided with the metal unit plate, between the top of said upright steel post and the arch steel post transparent cell boards is set.
13. sound barrier as claimed in claim 1 is characterized in that, said steel post top of the trellis is equipped with contact net, and said contact net is fixed on the steel post frame through contact suspension.
14. sound barrier as claimed in claim 13 is characterized in that, said contact suspension is triangle bracket or davit.
15. the mounting method of a sound barrier comprises:
With a plurality of " worker " shape channel-section steel column support of said sound barrier through being bolted on crashproof wall of road or the embedded board;
One end of the sound absorption unit board of said sound barrier is put into " worker " shape groove of said steel post frame, and make a sound absorption unit board end face in a lateral direction press close to a sidepiece end face of said " worker " shape groove;
The locating part that will comprise fixed part, support portion and limiting section installs in said " worker " shape groove, the fixed part of wherein said locating part and the parallel bottom end face that pastes and be anchored on " worker " shape groove mutually of " worker " shape trench bottom end face; The support portion of said locating part is parallel with the sidepiece end face of " worker " shape groove and paste mutually with said sound absorption unit board another end face in a lateral direction, and an end of sound absorption unit board is fixed in the stopper slot that a sidepiece end face by limiting section, support portion and " worker " shape groove constitutes;
In " worker " shape groove of adjacent steel post frame, be fixed in " worker " shape groove, make the sound absorption unit board be fixed in the middle of the adjacent steel strut frame with the fixing means of above-mentioned locating part the other end with said sound absorption unit board.
16. method as claimed in claim 15, wherein, the locating part that will comprise fixed part, support portion and limiting section installs in said " worker " shape groove and comprises:
Sheathed lock washer on bolt;
Utilize said bolt that the fixed part of said locating part is fixed in the bolt hole of establishing in advance in " worker " shape groove.
17. method as claimed in claim 15; Wherein, Make after an end of sound absorption unit board is fixed in the stopper slot that a sidepiece end face by limiting section, support portion and " worker " shape groove constitutes, be equipped with the cushion seal part in the slit between two sidepiece end faces of said sound absorption unit board and stopper slot.
18. method as claimed in claim 17 wherein, is put into an end of the sound absorption unit board of said sound barrier before " worker " shape groove of said steel post frame, in the end of said sound absorption unit board the metal spring sheet is installed.
19. method as claimed in claim 15 wherein, makes the sound absorption unit board be fixed in after the adjacent steel strut frame centre, in " worker " shape groove, horizontal support bar is set, said horizontal support bar is through the bolt on said " worker " shape channel-section steel edge of a wing.
20. method as claimed in claim 15; Wherein, With a plurality of " worker " shape channel-section steel column support of said sound barrier when being bolted on crashproof wall of road or the embedded board; Between the steel post frame, the shrinkage joint is set, an end of said sound absorption unit board is positioned in the stopper slot of said movable end column, and the other end of said sound absorption unit board is fixed on the fixed end column through the unit board fastening devices.
21. like described method one of in the claim 15 to 20, wherein, it is that arch steel post and both sides are the inverted U-shaped that upright steel post is formed that each steel post frame of said sound barrier adopts by the top; When sound barrier when being semiclosed, the sound absorption unit board is installed between the arch steel post of inverted U-shaped steel post frame, the sound absorption unit board is installed between the upright steel post of a side in the both sides; When sound barrier when being totally-enclosed, between the arch steel post of inverted U-shaped steel post frame and between the upright steel post of both sides the sound absorption unit board is installed all.
22. method as claimed in claim 21, wherein, the junction of the arch steel post of each steel post top of the trellis of said sound barrier and the upright steel post of both sides is connected through contiguous block.
23. method as claimed in claim 21; Wherein, The sound absorption unit board is installed between the arch steel post of inverted U-shaped steel post frame, the sound absorption unit board is installed between the upright steel post of a side in the both sides, said sound absorption unit board adopts metal unit plate and transparent cell boards; The metal unit plate is installed in the bottom of said upright steel post, between the top of said upright steel post and arch steel post, transparent cell boards is installed.
24. method as claimed in claim 15 wherein, makes the sound absorption unit board be fixed in after the adjacent steel strut frame centre, at the steel post top of the trellis contact suspension is installed, after said contact suspension installs, and installing contact net on contact suspension.
25. method as claimed in claim 24, wherein, the contact suspension type adopts the triangle cantilever structure or adopts the davit mounting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102978819A CN102828473A (en) | 2012-08-20 | 2012-08-20 | Sound barrier and mounting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102978819A CN102828473A (en) | 2012-08-20 | 2012-08-20 | Sound barrier and mounting method |
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| CN102828473A true CN102828473A (en) | 2012-12-19 |
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| CN2012102978819A Pending CN102828473A (en) | 2012-08-20 | 2012-08-20 | Sound barrier and mounting method |
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Cited By (10)
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| CN104074138A (en) * | 2013-03-29 | 2014-10-01 | 中铁工程设计咨询集团有限公司 | Connecting structure and connecting method for concrete ballast blocking wall and steel bridge panel for railways |
| CN106381819A (en) * | 2016-10-08 | 2017-02-08 | 森特士兴集团股份有限公司 | Inserting plate type totally closed sound barrier and installation method thereof |
| CN106522118A (en) * | 2016-12-22 | 2017-03-22 | 中国铁路总公司 | All-closed sound barrier based on circular-arc sound barrier plates |
| CN106758900A (en) * | 2016-12-27 | 2017-05-31 | 中国铁道科学研究院节能环保劳卫研究所 | Damping system of damping type railway metal sound barrier |
| CN107988929A (en) * | 2017-12-01 | 2018-05-04 | 中铁二院工程集团有限责任公司 | High speed railway sound barrier, contact net and cutting supporting and retaining system Trinity structure |
| CN109281268A (en) * | 2017-07-21 | 2019-01-29 | 西藏中驰集团股份有限公司 | A kind of cleaning system for totally-enclosed sound barrier |
| CN109930502A (en) * | 2019-04-11 | 2019-06-25 | 中铁第四勘察设计院集团有限公司 | A kind of totally-enclosed sound barrier mounting structure of plug-in type arc and sound barrier |
| CN110629691A (en) * | 2019-07-31 | 2019-12-31 | 中铁上海工程局集团有限公司 | Totally-enclosed sound barrier structure for noise reduction engineering of high-speed railway |
| CN112726444A (en) * | 2020-12-30 | 2021-04-30 | 中铁六局集团北京铁路建设有限公司 | Closed sound barrier foundation optimization structure and treatment process thereof |
| CN113774826A (en) * | 2020-06-09 | 2021-12-10 | 西藏中驰集团股份有限公司 | Telescopic sound barrier unit plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104074138A (en) * | 2013-03-29 | 2014-10-01 | 中铁工程设计咨询集团有限公司 | Connecting structure and connecting method for concrete ballast blocking wall and steel bridge panel for railways |
| CN106381819A (en) * | 2016-10-08 | 2017-02-08 | 森特士兴集团股份有限公司 | Inserting plate type totally closed sound barrier and installation method thereof |
| CN106381819B (en) * | 2016-10-08 | 2018-11-06 | 森特士兴集团股份有限公司 | A kind of totally-enclosed sound barrier of board plug type and its installation method |
| CN106522118A (en) * | 2016-12-22 | 2017-03-22 | 中国铁路总公司 | All-closed sound barrier based on circular-arc sound barrier plates |
| CN106758900A (en) * | 2016-12-27 | 2017-05-31 | 中国铁道科学研究院节能环保劳卫研究所 | Damping system of damping type railway metal sound barrier |
| CN109281268A (en) * | 2017-07-21 | 2019-01-29 | 西藏中驰集团股份有限公司 | A kind of cleaning system for totally-enclosed sound barrier |
| CN109281268B (en) * | 2017-07-21 | 2024-03-12 | 西藏中驰集团股份有限公司 | Cleaning system for totally-enclosed sound barrier |
| CN107988929A (en) * | 2017-12-01 | 2018-05-04 | 中铁二院工程集团有限责任公司 | High speed railway sound barrier, contact net and cutting supporting and retaining system Trinity structure |
| CN109930502A (en) * | 2019-04-11 | 2019-06-25 | 中铁第四勘察设计院集团有限公司 | A kind of totally-enclosed sound barrier mounting structure of plug-in type arc and sound barrier |
| CN110629691A (en) * | 2019-07-31 | 2019-12-31 | 中铁上海工程局集团有限公司 | Totally-enclosed sound barrier structure for noise reduction engineering of high-speed railway |
| CN113774826A (en) * | 2020-06-09 | 2021-12-10 | 西藏中驰集团股份有限公司 | Telescopic sound barrier unit plate |
| CN112726444A (en) * | 2020-12-30 | 2021-04-30 | 中铁六局集团北京铁路建设有限公司 | Closed sound barrier foundation optimization structure and treatment process thereof |
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Application publication date: 20121219 |