CN206319272U - The damping system of damp type railway metal sound barrier - Google Patents
The damping system of damp type railway metal sound barrier Download PDFInfo
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- CN206319272U CN206319272U CN201621447750.4U CN201621447750U CN206319272U CN 206319272 U CN206319272 U CN 206319272U CN 201621447750 U CN201621447750 U CN 201621447750U CN 206319272 U CN206319272 U CN 206319272U
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- 238000013016 damping Methods 0.000 title claims abstract description 152
- 230000004888 barrier function Effects 0.000 title claims abstract description 131
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 68
- 239000002184 metal Substances 0.000 title claims abstract description 68
- 238000004080 punching Methods 0.000 claims abstract description 80
- 239000011229 interlayer Substances 0.000 claims abstract description 41
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 230000002146 bilateral effect Effects 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000002787 reinforcement Effects 0.000 claims description 65
- 229910000838 Al alloy Inorganic materials 0.000 claims description 48
- 239000000463 material Substances 0.000 claims description 38
- 239000011490 mineral wool Substances 0.000 claims description 37
- 229920002943 EPDM rubber Polymers 0.000 claims description 13
- 238000001125 extrusion Methods 0.000 claims description 8
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 7
- 239000010931 gold Substances 0.000 claims description 7
- 229910052737 gold Inorganic materials 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 4
- -1 keel section Substances 0.000 claims 1
- 230000002929 anti-fatigue Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 239000011358 absorbing material Substances 0.000 description 2
- 235000019994 cava Nutrition 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000000245 forearm Anatomy 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 210000004209 hair Anatomy 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000003313 weakening effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model is related to the damping system of damp type railway metal sound barrier, the vibration belonged in field of environment protection and noise abatement field.The damping system includes the damping structure between punching panel, backboard and the girder section bar of metallic sound barrier unit board; positioned at the damping structure of metallic sound barrier segment interlayer; damping structure between metal sound barrier assembled unit plate and protection cover section, the damping structure between metallic sound barrier segment two ends bilateral and installation H profile steel.The damping system of damp type railway metal sound barrier of the present utility model realizes multiple damping action, thus significantly reduce train at a high speed by when the pulsating force that produces to the spike load of steel column, so as to greatly improve structure safety and anti-fatigue life.
Description
Technical field
The utility model is related to the damping system of damp type railway metal sound barrier, the vibration belonged in field of environment protection
With noise abatement technical field.
Background technology
In recent years, China had built a large amount of high ferros and put into operation, to solve the noise pollution that high ferro operation is produced, largely
Apply sound barrier system.
Currently, the high ferro metal sound barrier that China comes into operation, the technology introduced from foreign countries, cell board is usually buckled
The metal plate crimp line of corner bears maximum stress on shell structure, cell board section, and the control of its technique is of crucial importance；Metal plate bending process
Easily cause damage to material, greatly influence the fatigue life of cell board, it is not strict due to technology controlling and process, during product export,
Damage is generated inside it, this technical matters generally existing.The technology introduced from foreign countries, which is actually used, improves structure
The method of rigidity solves anti-weight bearing power, reduction material internal stress and stress amplitude and then improves anti-fatigue life, not from this
Fluctuating load is cut down in matter.
Therefore it provides a kind of effectively weaken fluctuating load, reduction pulsating force is delivered to sound barrier load-bearing frame and steel column
Spike load, the damping system of the metal sound barrier of lift structure safety and anti-fatigue life just turns into the technical field and is badly in need of
The technical barrier of solution.
Utility model content
The purpose of this utility model is to provide a kind of effectively weakening fluctuating load, and reduction pulsating force is delivered to sound barrier and held
The damping system of the railway metal sound barrier of the spike load of power framework and steel column, lift structure safety and anti-fatigue life.
To achieve the above object, the utility model takes following technical scheme：
The damping system of damp type railway metal sound barrier, it is characterised in that：Including positioned at metallic sound barrier unit board
Damping structure between punching panel, backboard and girder section bar, the damping structure between metallic sound barrier unit board, positioned at gold
Belong to the damping structure between sound barrier assembled unit plate and protection cover section, positioned at metallic sound barrier segment two ends bilateral with installing
With the damping structure between H profile steel.
Preferably, the damping knot between the punching panel of metallic sound barrier unit board, backboard and girder section bar
Structure is mainly made up of punching panel, backboard, elastic damping material, girder section bar, and the elastic damping material is located at the punching
Between panel and girder section bar or the backboard and girder section bar；The damping structure positioned at metallic sound barrier segment interlayer
Mainly it is made up of the elastic damping material for being embedded in girder section bar mounting groove；The metal sound barrier assembled unit plate that is located at is with protecting
Damping structure between protecting cover section bar is main by being constituted installed in the elastic damping material of decoupling amortisseur bar upper cover；It is described to be located at gold
The main elasticity by being embedded on end socket section bar of damping structure between category sound barrier unit two ends bilateral and installation H profile steel hinders
Damping material is constituted.
Preferably, the elastic damping material is EPDM bipeltate bar.
Preferably, the damping knot between the punching panel of metallic sound barrier unit board, backboard and girder section bar
Structure is specific as follows：Girder section bar, punching panel, backboard, reinforcement section bar, keel section and rock wool, both sides are respectively provided with two and subtracted
Amortisseur bar is carried, two off-load amortisseur bars of side are arranged between punching panel and girder section bar, two off-loads resistance of opposite side
Buddhist nun's bar is arranged between backboard and girder section bar, and the punching panel and backboard between two off-load amortisseur bars are in a kind of suspension
State；Reinforcement section bar is located at the inner side of punching panel and backboard respectively；Keel section is located between reinforcement section bar and rock wool.
Preferably, the concrete structure of the damping structure of the metallic sound barrier segment interlayer is as follows：Including girder section bar, punching
Hole face plate, backboard, reinforcement section bar, keel section, rock wool, both sides are respectively provided with an interlayer amortisseur bar；Girder section bar provided with pair
Two mounting grooves claimed, interlayer amortisseur bar is embedded in the mounting groove of girder section bar, and reinforcement section bar is located at punching panel respectively
With the inner side of backboard；Keel section is located between reinforcement section bar and rock wool.
Preferably, the metal sound barrier assembled unit plate and protection cover section between damping structure concrete structure such as
Under：Including girder section bar, punching panel, backboard, reinforcement section bar, keel section, rock wool, lower end is damped provided with five decouplings
Bar, decoupling amortisseur bar is located between decoupling amortisseur bar upper cover and protection cover section, decoupling amortisseur bar upper cover and protection cover section button
Connect, decoupling amortisseur bar upper cover is connected with girder section bar；Reinforcement section bar is located at the inner side of punching panel and backboard respectively；Keel
Section bar is located between reinforcement section bar and rock wool.
Preferably, the specific knot of the damping structure between the metallic sound barrier segment two ends bilateral and installation H profile steel
Structure is as follows：Including punching panel, backboard, reinforcement section bar, keel section, rock wool, end socket section bar, H profile steel and installation amortisseur bar；
At metallic sound barrier segment two ends, bilateral is provided with end socket section bar, and the end socket section bar, which is provided with mounting groove, the mounting groove, inlays peace
Amortisseur bar is filled, amortisseur bar is installed and is located between end socket section bar and H profile steel, damping structure is formed；Punching panel and reinforcement section bar
It is welded to connect, backboard is welded to connect with reinforcement section bar, end socket section bar and keel section snapping.
Preferably, described punching panel and backboard are aluminum alloy plate materials.
Preferably, the girder section bar, reinforcement section bar, keel section, end socket section bar, protection cover section or decoupling damping
Bar upper cover is aluminium alloy extrusions.
Preferably, the off-load amortisseur bar, interlayer amortisseur bar, decoupling amortisseur bar and installation amortisseur bar are EPDM hair
Steep rubber strip.
The utility model has the advantage of：
The damping system of metal sound barrier of the present utility model, is a kind of effective system for weakening fluctuating load transmission, should
Damping buffering technology is used, the spike load that pulsating force is delivered to sound barrier load-bearing frame and steel column is reduced, improves structure
Safety and anti-fatigue life.
The utility model is described further below by the drawings and specific embodiments, but is not meant to this reality
With the limitation of novel protected scope.
Brief description of the drawings
Fig. 1 is the damping distributed architecture schematic diagram of the damping system of the utility model damp type railway metal sound barrier.
Fig. 2 is punching panel, backboard and the girder type of the damping system of the utility model damp type railway metal sound barrier
Damping structure schematic diagram between material.
Fig. 3 is the resistance of the metallic sound barrier segment interlayer of the damping system of the utility model damp type railway metal sound barrier
Buddhist nun's structural representation.
Fig. 4 be the damping system of the utility model damp type railway metal sound barrier metal sound barrier assembled unit plate with
Protect the damping structure schematic diagram between cover section.
Fig. 5 is the metallic sound barrier segment two ends bilateral of the damping system of the utility model damp type railway metal sound barrier
Damping structure schematic diagram between installation H profile steel.
Main Reference Numerals explanation：
1. the damping structure between punching panel, backboard and girder section bar
2. the damping structure of metallic sound barrier segment interlayer
3. the damping structure between metal sound barrier assembled unit plate and loading end
4. the damping structure between metallic sound barrier segment two ends bilateral and installation H profile steel
The punching panel of 1 aluminium alloy girder section bar 2
The reinforcement section bar of 3 backboard 4
The rock wool of 5 keel section 6
The H profile steel of 7 end socket section bar 8
The interlayer amortisseur bar of 9 off-load amortisseur bar 10
11 decoupling amortisseur bars 12 install amortisseur bar
13 decoupling amortisseur bar upper covers
Embodiment
Embodiment 1
As shown in figure 1, being that the damping distributed architecture of the damping system of the utility model damp type railway metal sound barrier shows
It is intended to, wherein, it is 1. punching panel, the damping structure between backboard and girder section bar；2. it is the damping of sound barrier unit interlayer
Structure；3. the damping structure between cover section is combined and protected for sound barrier；4. it is sound barrier unit two ends bilateral and installation H
Damping structure between shaped steel.
Damp type railway metal sound barrier damping system of the present utility model, mainly includes：Positioned at metal sound barrier top
Punching panel, backboard and girder section bar between damping structure 1.；It is arranged on the damping structure of metallic sound barrier segment interlayer
2., in the present embodiment 1, the quantity of damping structure 2. is 3；It is arranged on metal sound barrier assembled unit plate and protection cover section
Between damping structure 3.；It is arranged on damping structure between metallic sound barrier segment two ends bilateral and installation H profile steel 4..
As shown in Fig. 2 be the punching panel of the damping system of the utility model damp type railway metal sound barrier, backboard and
Damping structure schematic diagram between girder section bar；Wherein, be 1. punching panel, the damping structure between backboard and girder section bar, 1
It is punching panel for aluminium alloy girder section bar, 2,3 be backboard, and 4 be reinforcement section bar, and 5 be keel section, and 6 be rock wool, and 9 be to subtract
Carry amortisseur bar.
Between punching panel, backboard and the girder section bar of the damping system of the utility model damp type railway metal sound barrier
Damping structure 1., be principal functional structure, including：Aluminium alloy girder section bar 1, punching panel 2, backboard 3, the reinforcement of bilateral
Section bar 4, keel section 5, rock wool 6, both sides are respectively provided with two off-load amortisseur bars 9.Two off-load amortisseur bars 9 of side are arranged on punching
Between hole face plate 2 and aluminium alloy girder section bar 1, two off-load amortisseur bars 9 of opposite side are arranged on backboard 3 and aluminium alloy girder type
Between material 1, punching panel 2 and backboard 3 between two off-load amortisseur bars 9 are in a kind of suspended state；Reinforcement section bar 4 is distinguished
Positioned at the inner side of punching panel 2 and backboard 3；Keel section 5 is located between reinforcement section bar 4 and rock wool 6；Fluctuating load is applied to
On punching panel 2 and backboard 3, the off-load amortisseur bar 9 contacted is passed to, off-load amortisseur bar 9 deforms, its process absorbs
And consumed energy, then aluminium alloy girder section bar 1 is passed to, the load that so main bearing structure is born is weakened, and structure resists
Fatigue life is further strengthened.Punching panel 2 and backboard 3 are aluminum alloy plate materials, and reinforcement section bar 4 and keel section 5 are aluminium
Alloy profile；Off-load amortisseur bar 9 is EPDM bipeltate bar.
As shown in figure 3, being the metallic sound barrier segment of the damping system of the utility model damp type railway metal sound barrier
The damping structure schematic diagram of interlayer；Wherein, in damping structure 2. for metallic sound barrier segment interlayer, the present embodiment 1, set altogether
There is the damping structure of 3 metallic sound barrier segment interlayers 2.；Wherein：1 is aluminium alloy girder section bar, and 2 be punching panel, and 3 be the back of the body
Plate, 4 be reinforcement section bar, and 5 be keel section, and 6 be rock wool, and 10 be interlayer amortisseur bar.
The damping structure of 3 metallic sound barrier segment interlayers is installed in the sound barrier unit interlayer of mutual longitudinal direction overlapping
2., the structure of interlayer damping structure 2. is as follows：Including aluminium alloy girder section bar 1, punching panel 2, backboard 3, reinforcement section bar
4, keel section 5, rock wool 6, both sides are respectively provided with an interlayer amortisseur bar 10；Aluminium alloy girder section bar 1 is provided with two symmetrical peaces
Tankage, interlayer amortisseur bar 10 is embedded in the mounting groove of aluminium alloy girder section bar 1, and reinforcement section bar 4 is located at punching panel 2 respectively
With the inner side of backboard 3；Keel section 5 is located between reinforcement section bar 4 and rock wool 6；Punching panel 2 and backboard 3 are aluminium alloy plate
Material, reinforcement section bar 4 and keel section 5 are aluminium alloy extrusions；Interlayer amortisseur bar 10 is EPDM bipeltate bar；Interlayer
2. damping structure can reduce transmission and mutually wiping of the vibration between each acoustic barrier unit board and touch, and lower additional noise, carry simultaneously
High the anti-of rock wool sound-absorbing material caves in the life-span.
As shown in figure 4, being the metal sound barrier combination of the damping system of the utility model damp type railway metal sound barrier
Damping structure schematic diagram between cell board and protection cover section；Wherein：1 is aluminium alloy girder section bar, and 2 be punching panel, and 3 are
Backboard, 4 be reinforcement section bar, and 5 be keel section, and 6 be rock wool, and 11 be decoupling amortisseur bar, and 13 be decoupling amortisseur bar upper cover.
The metal sound barrier assembled unit plate of the damping system of the utility model damp type railway metal sound barrier and protection
3. damping structure between cover section is located at the bottom of metal sound barrier assembled unit plate, and its structure is as follows：Including aluminium alloy master
Beam type material 1, punching panel 2, backboard 3, reinforcement section bar 4, keel section 5, rock wool 6, lower end decouples amortisseur bars 11 provided with five,
Decouple amortisseur bar 11 to be located between the decoupling amortisseur bar upper cover 13 of aluminium alloy extrusions composition and protection cover section, on decoupling amortisseur bar
Cover 13 and protection cover section snapping, the connection integrated with aluminium alloy girder section bar 1 of decoupling amortisseur bar upper cover 13；Reinforcement section bar 4
It is located at the inner side of punching panel 2 and backboard 3 respectively；Keel section 5 is located between reinforcement section bar 4 and rock wool 6；Punching panel 2
It is aluminum alloy plate materials with backboard 3, reinforcement section bar 4, keel section 5, decoupling amortisseur bar upper cover 13 and protection cover section are aluminium
Alloy profile；Decoupling amortisseur bar 11 is EPDM bipeltate bar.
It is fabricated structure to decouple amortisseur bar upper cover 13, connection integrated with aluminium alloy girder section bar 1；Decouple on amortisseur bar
Cover 13 is M-shaped structure, a cross bar and three vertical arm, and three vertical arm are respectively provided with the socket joint that an Open Side Down groove, its
In, the forearm protruding outside of the socket joint groove of combination upper cover section bar both sides is provided with for the fastener with protecting cover section snapping.Protection
Cover section is W type structures, provided with five grooves, middle three grooves and independent upper cover section bar or combines three of upper cover section bar
The socket joint groove that Open Side Down is corresponding, and upward fastener, two grooves at two ends are provided with the outer of middle three grooves
It is corresponding with the socket joint groove that girder section bar open is downward.Being respectively provided with one on the inside of the two ends of aluminium alloy girder section bar 1, Open Side Down
Socket joint groove.
In use, 3. the damping structure between metal sound barrier assembled unit plate and loading end combines in metal sound barrier
The bottom of cell board, forms good vibration isolation effect, that is, releases the coupling transmission of reduction vibration.
Protection cover section is contacted with loading end；It is recommended that installing preceding levelling loading end and cleaning out, then correspondence position is applied
With closed glue is built, such as glass cement fixes the protection section bar of cover section 4 with loading end.
As shown in figure 5, being the metallic sound barrier segment of the damping system of the utility model damp type railway metal sound barrier
Damping structure schematic diagram between two ends bilateral and installation H profile steel；Metallic sound barrier segment two ends bilateral and installation H profile steel
Between damping structure 4. be located at metallic sound barrier segment two ends；Its structure is：2 be punching panel, and 3 be backboard, and 4 be reinforcement
Muscle section bar, 5 be keel section, and 6 be rock wool, and 7 be end socket section bar, and 8 be H profile steel, and 12 be installation amortisseur bar；In metal sound barrier list
First two ends bilateral is provided with end socket section bar 7, and the end socket section bar 7, which is provided with mounting groove, the mounting groove, inlays installation amortisseur bar 12, peace
Fill amortisseur bar 12 to be located between end socket section bar 7 and H profile steel 8, form damping structure；Punching panel 2 is welded with reinforcement section bar 4 to be connected
Connect, backboard 3 is welded to connect with reinforcement section bar 4, end socket section bar 7 and keel section snapping；Punching panel 2 and backboard 3 close for aluminium
Golden plate material, reinforcement section bar 4, keel section 5, end socket section bar 7 are aluminium alloy extrusions；Amortisseur bar 12 is installed to send out for EPDM
Steep rubber strip；The load that metallic sound barrier unit board is born is decayed when passing to 8 column of H profile steel, special to fluctuating load
Not effectively, so as to further improve the security of the column of H profile steel 8.
Embodiment 2
As shown in figure 1, being that the damping distributed architecture of the damping system of the utility model damp type railway metal sound barrier shows
It is intended to, wherein, it is 1. punching panel, the damping structure between backboard and girder section bar；2. it is the damping of sound barrier unit interlayer
Structure；3. the damping structure between cover section is combined and protected for sound barrier；4. it is sound barrier unit two ends bilateral and installation H
Damping structure between shaped steel.
Damp type railway metal sound barrier damping system of the present utility model, mainly includes：Positioned at metal sound barrier top
Punching panel, backboard and girder section bar between damping structure 1.；It is arranged on the damping structure of metallic sound barrier segment interlayer
2., in the present embodiment 1, the quantity of damping structure 2. is 3；It is arranged on metal sound barrier assembled unit plate and protection cover section
Between damping structure 3.；It is arranged on damping structure between metallic sound barrier segment two ends bilateral and installation H profile steel 4..
As shown in Fig. 2 being punching panel, backboard and the girder type of the damping system of this hair damp type railway metal sound barrier
Damping structure schematic diagram between material；Wherein, be 1. punching panel, the damping structure between backboard and girder section bar, 1 is that aluminium is closed
Golden girder section bar, 2 be punching panel, and 3 be backboard, and 4 be reinforcement section bar, and 5 be keel section, and 6 be rock wool, and 9 be that off-load is damped
Bar.
Between punching panel, backboard and the girder section bar of the damping system of the utility model damp type railway metal sound barrier
Damping structure 1., be principal functional structure, including：Aluminium alloy girder section bar 1, punching panel 2, backboard 3, the reinforcement of bilateral
Section bar 4, keel section 5, rock wool 6, both sides are respectively provided with two off-load amortisseur bars 9.Two off-load amortisseur bars 9 of side are arranged on punching
Between hole face plate 2 and aluminium alloy girder section bar 1, two off-load amortisseur bars 9 of opposite side are arranged on backboard 3 and aluminium alloy girder type
Between material 1, punching panel 2 and backboard 3 between two off-load amortisseur bars 9 are in a kind of suspended state；Reinforcement section bar 4 is distinguished
Positioned at the inner side of punching panel 2 and backboard 3；Keel section 5 is located between reinforcement section bar 4 and rock wool 6；Fluctuating load is applied to
On punching panel 2 and backboard 3, the off-load amortisseur bar 9 contacted is passed to, off-load amortisseur bar 9 deforms, its process absorbs
And consumed energy, then aluminium alloy girder section bar 1 is passed to, the load that so main bearing structure is born is weakened, and structure resists
Fatigue life is further strengthened.Punching panel 2 and backboard 3 are aluminum alloy plate materials, and reinforcement section bar 4 and keel section 5 are aluminium
Alloy profile；Off-load amortisseur bar 9 is EPDM bipeltate bar.
As shown in figure 3, being the metallic sound barrier segment of the damping system of the utility model damp type railway metal sound barrier
The damping structure schematic diagram of interlayer；Wherein, in damping structure 2. for metallic sound barrier segment interlayer, the present embodiment 1, set altogether
There is the damping structure of 3 metallic sound barrier segment interlayers 2.；Wherein：1 is aluminium alloy girder section bar, and 2 be punching panel, and 3 be the back of the body
Plate, 4 be reinforcement section bar, and 5 be keel section, and 6 be rock wool, and 10 be interlayer amortisseur bar.
The damping structure of 3 metallic sound barrier segment interlayers is installed in the sound barrier unit interlayer of mutual longitudinal direction overlapping
2., the structure of interlayer damping structure 2. is as follows：Including aluminium alloy girder section bar 1, punching panel 2, backboard 3, reinforcement section bar
4, keel section 5, rock wool 6, both sides are respectively provided with an interlayer amortisseur bar 10；Aluminium alloy girder section bar 1 is provided with two symmetrical peaces
Tankage, interlayer amortisseur bar 10 is embedded in the mounting groove of aluminium alloy girder section bar 1, and reinforcement section bar 4 is located at punching panel 2 respectively
With the inner side of backboard 3；Keel section 5 is located between reinforcement section bar 4 and rock wool 6；Punching panel 2 and backboard 3 are aluminium alloy plate
Material, reinforcement section bar 4 and keel section 5 are aluminium alloy extrusions；Interlayer amortisseur bar 10 is EPDM bipeltate bar；Interlayer
2. damping structure can reduce transmission and mutually wiping of the vibration between each acoustic barrier unit board and touch, and lower additional noise, carry simultaneously
High the anti-of rock wool sound-absorbing material caves in the life-span.
As shown in figure 4, being the metal sound barrier combination of the damping system of the utility model damp type railway metal sound barrier
Damping structure schematic diagram between cell board and protection cover section；Wherein：1 is aluminium alloy girder section bar, and 2 be punching panel, and 3 are
Backboard, 4 be reinforcement section bar, and 5 be keel section, and 6 be rock wool, and 11 be decoupling amortisseur bar, and 13 be decoupling amortisseur bar upper cover.
The metal sound barrier assembled unit plate of the damping system of the utility model damp type railway metal sound barrier and protection
3. damping structure between cover section is located at the bottom of metal sound barrier assembled unit plate, and its structure is as follows：Including aluminium alloy master
Beam type material 1, punching panel 2, backboard 3, reinforcement section bar 4, keel section 5, rock wool 6, lower end decouples amortisseur bars 11 provided with five,
Decouple amortisseur bar 11 to be located between the decoupling amortisseur bar upper cover 13 of aluminium alloy extrusions composition and protection cover section, on decoupling amortisseur bar
Cover 13 and protection cover section snapping, the connection integrated with aluminium alloy girder section bar 1 of decoupling amortisseur bar upper cover 13；Reinforcement section bar 4
It is located at the inner side of punching panel 2 and backboard 3 respectively；Keel section 5 is located between reinforcement section bar 4 and rock wool 6；Punching panel 2
It is aluminum alloy plate materials with backboard 3, reinforcement section bar 4, keel section 5, decoupling amortisseur bar upper cover 13 and protection cover section are aluminium
Alloy profile；Decoupling amortisseur bar 11 is EPDM bipeltate bar.
It is stand-alone configuration to decouple amortisseur bar upper cover 13, is passed through between decoupling amortisseur bar upper cover 13 and aluminium alloy girder section bar
Rivet interlacement is welded to connect；It is M-shaped structure, a cross bar and three vertical arm to decouple amortisseur bar upper cover 13, and three are erected
Arm is respectively provided with the socket joint that an Open Side Down groove, wherein, the forearm protruding outside of the socket joint groove of combination upper cover section bar both sides is set
Have for the fastener with protecting cover section snapping.Protection cover section is W type structures, provided with five grooves, middle three grooves with
Three socket joint grooves that Open Side Down of independent upper cover section bar or combination upper cover section bar are corresponding, set in the outer of middle three grooves
There is upward fastener, two grooves at two ends are corresponding with the socket joint groove that girder section bar open is downward.Aluminium alloy girder type
The socket joint that an Open Side Down groove is respectively provided with the inside of the two ends of material 1.
In use, 3. the damping structure between metal sound barrier assembled unit plate and loading end combines in metal sound barrier
The bottom of cell board, forms good vibration isolation effect, that is, releases the coupling transmission of reduction vibration.
Protection cover section is contacted with loading end；It is recommended that installing preceding levelling loading end and cleaning out, then correspondence position is applied
With closed glue is built, such as glass cement fixes the protection section bar of cover section 4 with loading end.
As shown in figure 5, being the metallic sound barrier segment of the damping system of the utility model damp type railway metal sound barrier
Damping structure schematic diagram between two ends bilateral and installation H profile steel；Metallic sound barrier segment two ends bilateral and installation H profile steel
Between damping structure 4. be located at metallic sound barrier segment two ends；Its structure is：2 be punching panel, and 3 be backboard, and 4 be reinforcement
Muscle section bar, 5 be keel section, and 6 be rock wool, and 7 be end socket section bar, and 8 be H profile steel, and 12 be installation amortisseur bar；In metal sound barrier list
First two ends bilateral is provided with end socket section bar 7, and the end socket section bar 7, which is provided with mounting groove, the mounting groove, inlays installation amortisseur bar 12, peace
Fill amortisseur bar 12 to be located between end socket section bar 7 and H profile steel 8, form damping structure；Punching panel 2 is welded with reinforcement section bar 4 to be connected
Connect, backboard 3 is welded to connect with reinforcement section bar 4, end socket section bar 7 and keel section snapping；Punching panel 2 and backboard 3 close for aluminium
Golden plate material, reinforcement section bar 4, keel section 5, end socket section bar 7 are aluminium alloy extrusions；Amortisseur bar 12 is installed to send out for EPDM
Steep rubber strip；The load that metallic sound barrier unit board is born is decayed when passing to 8 column of H profile steel, special to fluctuating load
Not effectively, so as to further improve the security of the column of H profile steel 8.
The damping system of damp type railway metal sound barrier of the present utility model, its principle is the damping using elastomeric material
Characteristic diffusion energy, the metallic sound barrier unit board is plate-mount structure, is pacified between panel, backboard and framework (girder section bar)
Equipped with elastic damping material, side is overlapped above and below two boards and plate body two ends bilateral is provided with elastic damping material, is realized many
Weight damping action, thus significantly reduce train at a high speed by when the pulsating force that produces to the spike load of firm column.
In the damping system of damp type railway metal sound barrier of the present utility model elastic damping material used use but
It is not limited to the excellent EPDM bipeltate bar of weatherability.
Claims (10)
1. the damping system of damp type railway metal sound barrier, it is characterised in that：Including rushing positioned at metallic sound barrier unit board
Damping structure between hole face plate, backboard and girder section bar, positioned at the damping structure of metallic sound barrier segment interlayer, positioned at metal
Damping structure between sound barrier assembled unit plate and protection cover section, is used positioned at metallic sound barrier segment two ends bilateral with installing
Damping structure between H profile steel.
2. the damping system of damp type railway metal sound barrier according to claim 1, it is characterised in that：It is described to be located at gold
The damping structure belonged between punching panel, backboard and the girder section bar of acoustic barrier unit board is main by punching panel, backboard, elasticity
Damping material, girder section bar composition, the elastic damping material are located at the punching panel and girder section bar or the backboard
Between girder section bar；The damping structure positioned at metallic sound barrier segment interlayer is main by being embedded in girder section bar mounting groove
Elastic damping material composition；The damping structure between metal sound barrier assembled unit plate and protection cover section is main
By being constituted installed in the elastic damping material of decoupling amortisseur bar upper cover；The metallic sound barrier segment two ends bilateral that is located at is with installing
Mainly it is made up of with the damping structure between H profile steel the elastic damping material being embedded on end socket section bar.
3. the damping system of damp type railway metal sound barrier according to claim 2, it is characterised in that：The elasticity resistance
Damping material is EPDM bipeltate bar.
4. the damping system of damp type railway metal sound barrier according to claim 2, it is characterised in that：It is described to be located at gold
The damping structure belonged between punching panel, backboard and the girder section bar of acoustic barrier unit board is specific as follows：Girder section bar, punch side
Plate, backboard, reinforcement section bar, keel section and rock wool, both sides are respectively provided with two off-load amortisseur bars, two off-loads damping of side
Bar is arranged between punching panel and girder section bar, two off-load amortisseur bars of opposite side be arranged on backboard and girder section bar it
Between, punching panel and backboard between two off-load amortisseur bars are in a kind of suspended state；Reinforcement section bar is located at punching respectively
The inner side of panel and backboard；Keel section is located between reinforcement section bar and rock wool.
5. the damping system of damp type railway metal sound barrier according to claim 4, it is characterised in that：It is described to be located at gold
The concrete structure for belonging to the damping structure of sound barrier unit interlayer is as follows：Including girder section bar, punching panel, backboard, reinforcement type
Material, keel section, rock wool, both sides are respectively provided with an interlayer amortisseur bar；Girder section bar is provided with two symmetrical mounting grooves, interlayer resistance
Buddhist nun's bar is embedded in the mounting groove of girder section bar, and reinforcement section bar is located at the inner side of punching panel and backboard respectively；Keel section
Between reinforcement section bar and rock wool.
6. the damping system of damp type railway metal sound barrier according to claim 5, it is characterised in that：It is described to be located at gold
The concrete structure of damping structure between category sound barrier assembled unit plate and protection cover section is as follows：Including girder section bar, punching
Panel, backboard, reinforcement section bar, keel section, rock wool, lower end is located at decoupling provided with five decoupling amortisseur bars, decoupling amortisseur bar
Between amortisseur bar upper cover and protection cover section, decoupling amortisseur bar upper cover and protection cover section snapping, decoupling amortisseur bar upper cover and master
Beam type material is connected；Reinforcement section bar is located at the inner side of punching panel and backboard respectively；Keel section be located at reinforcement section bar and
Between rock wool.
7. the damping system of damp type railway metal sound barrier according to claim 6, it is characterised in that：It is described to be located at gold
The concrete structure of damping structure between category sound barrier unit two ends bilateral and installation H profile steel is as follows：Including punching panel, the back of the body
Plate, reinforcement section bar, keel section, rock wool, end socket section bar, H profile steel and installation amortisseur bar；It is double at metallic sound barrier segment two ends
Side is provided with end socket section bar, and the end socket section bar, which is provided with mounting groove, the mounting groove, inlays installation amortisseur bar, installs amortisseur bar and is located at
Between end socket section bar and H profile steel, damping structure is formed；Punching panel is welded to connect with reinforcement section bar, backboard and reinforcement type
Material is welded to connect, end socket section bar and keel section snapping.
8. the damping system of the damp type railway metal sound barrier according to any one of claim 1-7, it is characterised in that：
Described punching panel and backboard are aluminum alloy plate materials.
9. the damping system of damp type railway metal sound barrier according to claim 8, it is characterised in that：The girder type
Material, reinforcement section bar, keel section, end socket section bar, protection cover section or decoupling amortisseur bar upper cover are aluminium alloy extrusions.
10. the damping system of the damp type railway metal sound barrier according to any one of claim 4-7, its feature exists
In：The off-load amortisseur bar, interlayer amortisseur bar, decoupling amortisseur bar or installation amortisseur bar are EPDM bipeltate bar.
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| CN201621447750.4U CN206319272U (en) | 2016-12-27 | 2016-12-27 | The damping system of damp type railway metal sound barrier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106758900B (en) * | 2016-12-27 | 2022-05-13 | 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 |
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