CN104947547A - Composite vibration reduction slab track system single body and composite type vibration isolation floating ballast bed - Google Patents
Composite vibration reduction slab track system single body and composite type vibration isolation floating ballast bed Download PDFInfo
- Publication number
- CN104947547A CN104947547A CN201410117094.0A CN201410117094A CN104947547A CN 104947547 A CN104947547 A CN 104947547A CN 201410117094 A CN201410117094 A CN 201410117094A CN 104947547 A CN104947547 A CN 104947547A
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- China
- Prior art keywords
- prestressed concrete
- concrete slabs
- track system
- vibration
- slab track
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B19/00—Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
- E01B19/003—Means for reducing the development or propagation of noise
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Railway Tracks (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention relates to a composite vibration reduction slab track system single body and a composite type vibration isolation floating ballast bed. The composite vibration reduction slab track system single body comprises an upper layer prestressed reinforced concrete plate and a lower layer prestressed reinforced concrete plate which are correspondingly arranged in an up-and-down mode. A limiting device and a first vibration isolation device are arranged between the upper layer prestressed reinforced concrete plate and the lower layer prestressed reinforced concrete plate, a second vibration isolation device is arranged at the bottom of the lower layer prestressed reinforced concrete plate, and third vibration isolation devices are arranged on the two sides of the upper layer prestressed reinforced concrete plate and the two sides of the lower layer prestressed reinforced concrete plate. The composite vibration reduction slab track system single body and the composite type vibration isolation floating ballast bed are reasonable in structural design, the vibration isolation performance is improved, and the noise pollution generated by vibration is reduced.
Description
Technical field:
The present invention relates to a kind of combined vibration-damping slab track system monomer and combined type vibration isolation floating ballast bed.
Background technology:
Track traffic, while bringing great convenience to people's trip and freight transportation, also brings the problem of environmental pollution of vibration and noise to surrounding enviroment.At present, existing multiple isolation products on track, a few money products that wherein anti-vibration performance is best all belong to one-level vibrating isolation system, floating ballast bed, the rubber vibration isolation seating of such as steel spring type or the floating ballast bed or polyurethane vibration isolator type of rubber vibration insulating pad type floating ballast bed etc., they all place one deck or one group of steel spring vibration isolator, rubber vibration isolation seating, rubber vibration insulating pad or polyurethane vibration isolator respectively and are formed below one deck steel concrete.In the reserved weight of railway construction and space constraint, and under safe train operation constraint, these one-level isolation products have been not easy to obtain better anti-vibration performance or spectral characteristic at present.Continually developing and actively using along with track periphery soil and space, the requirement of people to anti-vibration performance is also more and more higher, and therefore, how to provide a kind of higher level, the railway roadbed with better vibration isolation capability just becomes a current research emphasis in the industry.
Summary of the invention:
The invention provides a kind of combined vibration-damping slab track system monomer and combined type vibration isolation floating ballast bed, its reasonable in design, improves anti-vibration performance, decrease vibration produce noise pollution, solve problems of the prior art.
Combined vibration-damping slab track system monomer of the present invention for solving the problems of the technologies described above adopted technical scheme is: it comprises upper strata prestressed concrete slabs and lower floor's prestressed concrete slabs of corresponding setting up and down, stopping means and the first isolation mounting is provided with between upper strata prestressed concrete slabs and lower floor's prestressed concrete slabs, bottom lower floor's prestressed concrete slabs, be provided with the second isolation mounting, be equipped with the 3rd isolation mounting in the both sides of upper strata prestressed concrete slabs and lower floor's prestressed concrete slabs.
Described stopping means is included in the raised line that lower floor's prestressed concrete slabs top is arranged along lower floor's prestressed concrete slabs length direction, and position corresponding with raised line bottom the prestressed concrete slabs of upper strata is provided with the elongated slot matched with raised line.
Cushion pad is provided with between raised line and the contact surface of elongated slot.
Described stopping means comprises two boss being located at top, lower floor's prestressed concrete slabs two ends, and position corresponding with two boss bottom the prestressed concrete slabs of upper strata is provided with the groove matched with two boss.
Cushion pad is provided with between boss and the contact surface of groove.
Described first isolation mounting comprises and is arranged on the first parallel mounting groove of bottom the prestressed concrete slabs of upper strata some along upper strata prestressed concrete slabs length direction, is provided with one first vibration isolator between each first mounting groove and lower floor's prestressed concrete slabs.
Described second isolation mounting comprises and is arranged on the second parallel mounting groove of bottom lower floor's prestressed concrete slabs some along lower floor's prestressed concrete slabs length direction, is provided with one second vibration isolator in each second mounting groove.
Described 3rd isolation mounting is the 3rd vibration isolator.
Combined type vibration isolation of the present invention is floating ballast bed for solving the problems of the technologies described above adopted technical scheme is: comprise the floating ballast bed monomer of secondary vibration isolation that some sections of being arranged on continuously successively in the groove of railway roadbed basis are end to end, be connected between two upper strata prestressed concrete slabses in adjacent two combined vibration-damping slab track system monomers by shear hinge.
Be connected by shear hinge between two lower floor's prestressed concrete slabses in adjacent two combined vibration-damping slab track system monomers.
The present invention adopts reasonable in design, it belongs to secondary vibrating isolation system, compared to the one-level vibrating isolation system only by a mass energy-absorbing, its two masses have more combination of vibrations form and go to absorb more vibrational energy, thus have better anti-vibration performance and more excellent power attenuation spectrum characteristic.
Accompanying drawing illustrates:
Fig. 1 is that the part isometric of combined vibration-damping slab track system monomer of the present invention splits structural representation.
Fig. 2 is the structural representation of combined vibration-damping slab track system monomer of the present invention.
Fig. 3 is that the part isometric of the another kind of structure of combined vibration-damping slab track system monomer of the present invention splits structural representation.
Fig. 4 is the floating ballast bed structural representation of combined type vibration isolation.
In figure, 1, upper strata prestressed concrete slabs, 2, lower floor's prestressed concrete slabs, 3, raised line, 4, elongated slot, 5, cushion pad, 6, boss, 7, groove, the 8, first mounting groove, the 9, first vibration isolator, 10, the second mounting groove, 11, the second vibration isolator, the 12, the 3rd vibration isolator, 13, shear hinge.
Detailed description of the invention:
For clearly demonstrating the technical characterstic of this programme, below by detailed description of the invention, and in conjunction with its accompanying drawing, the present invention will be described in detail.
As shown in FIG. 1 to 3, combined vibration-damping slab track system monomer of the present invention, comprise upper strata prestressed concrete slabs 1 and lower floor's prestressed concrete slabs 2 of corresponding setting up and down, between upper strata prestressed concrete slabs 1 and lower floor's prestressed concrete slabs 2, be provided with stopping means and the first isolation mounting.Stopping means is included in the raised line 3 that lower floor's prestressed concrete slabs 2 top is arranged along lower floor's prestressed concrete slabs 2 length direction, and position corresponding with raised line 3 bottom upper strata prestressed concrete slabs 1 is provided with the elongated slot 4 matched with raised line 3.Cushion pad 5 is provided with between raised line 3 and the contact surface of elongated slot 4.Stopping means also can be comprise two boss 6 being located at top, lower floor's prestressed concrete slabs 2 two ends, and position corresponding with two boss 6 bottom upper strata prestressed concrete slabs 1 is provided with the groove 7 matched with two boss 6.Cushion pad 5 is provided with between boss 6 and the contact surface of groove 7.First isolation mounting comprises and is arranged on the first parallel mounting groove 8 of bottom upper strata prestressed concrete slabs 1 some along upper strata prestressed concrete slabs 1 length direction, between each first mounting groove 8 and lower floor's prestressed concrete slabs 2, be provided with one first vibration isolator 9.The second isolation mounting is provided with bottom lower floor's prestressed concrete slabs 2.Second isolation mounting comprises and is arranged on the second parallel mounting groove 10 of bottom lower floor's prestressed concrete slabs 2 some along lower floor's prestressed concrete slabs 2 length direction, in each second mounting groove 10, be provided with one second vibration isolator 11.The 3rd isolation mounting is equipped with in the both sides of upper strata prestressed concrete slabs 1 and lower floor's prestressed concrete slabs 2.3rd isolation mounting is the 3rd vibration isolator 12.
As shown in Figure 4, combined type vibration isolation of the present invention is floating ballast bed, comprise the combined vibration-damping slab track system monomer that some sections of being arranged on continuously successively in the groove of railway roadbed basis are end to end, be connected by shear hinge 13 between two upper strata prestressed concrete slabses 1 in adjacent two combined vibration-damping slab track system monomers.Also can be connected by shear hinge 13 between two lower floor's prestressed concrete slabses 2 in adjacent two combined vibration-damping slab track system monomers.
During installation, combined vibration-damping slab track system monomer of the present invention is arranged in the groove of railway roadbed basis.Upper strata prestressed concrete slabs 1 and lower floor's prestressed concrete slabs 2 both can be cast-in-site formulas, also can be prefabricateds.First vibration isolator 9, second vibration isolator 11 and the 3rd vibration isolator 12 formed by having one or more elastomeric materials of elasticity and damping characteristic, viscous-elastic material and damping material, specifically can be rubber type of material, polyurethane material or polyurea materials etc.Cushion pad 5 is by having protecting against shock flexible material or flexible packing material is made, as rubber or rock wool etc.
The present invention adopts reasonable in design, it belongs to secondary vibrating isolation system, compared to the one-level vibrating isolation system only by a mass energy-absorbing, its two masses have more combination of vibrations form and go to absorb more vibrational energy, thus have better anti-vibration performance and more excellent power attenuation spectrum characteristic.
Above-mentioned detailed description of the invention can not as limiting the scope of the invention, and for those skilled in the art, any alternate modification make embodiment of the present invention or conversion all drop in protection scope of the present invention.
The present invention does not describe part in detail, is the known technology of those skilled in the art of the present technique.
Claims (10)
1. a combined vibration-damping slab track system monomer, it is characterized in that: the upper strata prestressed concrete slabs and the lower floor's prestressed concrete slabs that comprise corresponding setting up and down, stopping means and the first isolation mounting is provided with between upper strata prestressed concrete slabs and lower floor's prestressed concrete slabs, bottom lower floor's prestressed concrete slabs, be provided with the second isolation mounting, be equipped with the 3rd isolation mounting in the both sides of upper strata prestressed concrete slabs and lower floor's prestressed concrete slabs.
2. a kind of combined vibration-damping slab track system monomer according to claim 1, it is characterized in that: described stopping means is included in the raised line that lower floor's prestressed concrete slabs top is arranged along lower floor's prestressed concrete slabs length direction, and position corresponding with raised line bottom the prestressed concrete slabs of upper strata is provided with the elongated slot matched with raised line.
3. a kind of combined vibration-damping slab track system monomer according to claim 2, is characterized in that: between raised line and the contact surface of elongated slot, be provided with cushion pad.
4. a kind of combined vibration-damping slab track system monomer according to claim 1, it is characterized in that: described stopping means comprises two boss being located at top, lower floor's prestressed concrete slabs two ends, position corresponding with two boss bottom the prestressed concrete slabs of upper strata is provided with the groove matched with two boss.
5. a kind of combined vibration-damping slab track system monomer according to claim 4, is characterized in that: between boss and the contact surface of groove, be provided with cushion pad.
6. a kind of combined vibration-damping slab track system monomer according to claim 1, it is characterized in that: described first isolation mounting comprises and is arranged on the first parallel mounting groove of bottom the prestressed concrete slabs of upper strata some along upper strata prestressed concrete slabs length direction, is provided with one first vibration isolator between each first mounting groove and lower floor's prestressed concrete slabs.
7. a kind of combined vibration-damping slab track system monomer according to claim 1, it is characterized in that: described second isolation mounting comprises and is arranged on the second parallel mounting groove of bottom lower floor's prestressed concrete slabs some along lower floor's prestressed concrete slabs length direction, is provided with one second vibration isolator in each second mounting groove.
8. a kind of combined vibration-damping slab track system monomer according to claim 1, is characterized in that: described 3rd isolation mounting is the 3rd vibration isolator.
9. one kind uses the combined type vibration isolation of combined vibration-damping slab track system monomer described in claim 1 floating ballast bed, it is characterized in that: comprise the combined vibration-damping slab track system monomer that some sections of being arranged on continuously successively in the groove of railway roadbed basis are end to end, be connected by shear hinge between two upper strata prestressed concrete slabses in adjacent two combined vibration-damping slab track system monomers.
10. combined type vibration isolation according to claim 9 is floating ballast bed, it is characterized in that: be connected by shear hinge between two lower floor's prestressed concrete slabses in adjacent two combined vibration-damping slab track system monomers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410117094.0A CN104947547A (en) | 2014-03-26 | 2014-03-26 | Composite vibration reduction slab track system single body and composite type vibration isolation floating ballast bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410117094.0A CN104947547A (en) | 2014-03-26 | 2014-03-26 | Composite vibration reduction slab track system single body and composite type vibration isolation floating ballast bed |
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| Publication Number | Publication Date |
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| CN104947547A true CN104947547A (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410117094.0A Pending CN104947547A (en) | 2014-03-26 | 2014-03-26 | Composite vibration reduction slab track system single body and composite type vibration isolation floating ballast bed |
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| CN (1) | CN104947547A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19620731A1 (en) * | 1996-05-23 | 1997-11-27 | Strabag Hoch Und Ingenieurbau | Rigid track for rail vehicles across bridges |
| JP2001020202A (en) * | 1999-07-06 | 2001-01-23 | Teito Rapid Transit Authority | Sleeper elastic track device |
| JP2003232001A (en) * | 2002-02-06 | 2003-08-19 | Toshimi Yoshida | Earthquake resistant installation of track installation for constructing rail, earthquake resistant rubber attached tie concrete, level detector and its manufacturing method |
| CN102016177A (en) * | 2008-05-05 | 2011-04-13 | 德国铁路路网股份公司 | Fixed track for rail-bound vehicles on a bridge |
| CN202055117U (en) * | 2011-04-23 | 2011-11-30 | 洛阳双瑞橡塑科技有限公司 | Nonlinear replaceable road bed and vibration-damping fastener combined system |
| CN202055116U (en) * | 2011-03-31 | 2011-11-30 | 中铁第四勘察设计院集团有限公司 | Prefabricated slab type ballastless track structure |
| CN202323565U (en) * | 2011-11-04 | 2012-07-11 | 中铁二十三局集团有限公司 | Pretensioned type orbit composite plate |
| CN202401347U (en) * | 2011-12-10 | 2012-08-29 | 中铁第一勘察设计院集团有限公司 | Girder-sew-striding sliding-damping-type ballastless track bed plate |
| CN202730545U (en) * | 2012-08-13 | 2013-02-13 | 浙江天铁实业股份有限公司 | Vibration-attenuation structure of slab track |
| CN203807892U (en) * | 2014-03-26 | 2014-09-03 | 苏州安邦轨道科技有限公司 | Composite damping plate type track system single body and composite vibration isolation floating type track bed |
-
2014
- 2014-03-26 CN CN201410117094.0A patent/CN104947547A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19620731A1 (en) * | 1996-05-23 | 1997-11-27 | Strabag Hoch Und Ingenieurbau | Rigid track for rail vehicles across bridges |
| JP2001020202A (en) * | 1999-07-06 | 2001-01-23 | Teito Rapid Transit Authority | Sleeper elastic track device |
| JP2003232001A (en) * | 2002-02-06 | 2003-08-19 | Toshimi Yoshida | Earthquake resistant installation of track installation for constructing rail, earthquake resistant rubber attached tie concrete, level detector and its manufacturing method |
| CN102016177A (en) * | 2008-05-05 | 2011-04-13 | 德国铁路路网股份公司 | Fixed track for rail-bound vehicles on a bridge |
| CN202055116U (en) * | 2011-03-31 | 2011-11-30 | 中铁第四勘察设计院集团有限公司 | Prefabricated slab type ballastless track structure |
| CN202055117U (en) * | 2011-04-23 | 2011-11-30 | 洛阳双瑞橡塑科技有限公司 | Nonlinear replaceable road bed and vibration-damping fastener combined system |
| CN202323565U (en) * | 2011-11-04 | 2012-07-11 | 中铁二十三局集团有限公司 | Pretensioned type orbit composite plate |
| CN202401347U (en) * | 2011-12-10 | 2012-08-29 | 中铁第一勘察设计院集团有限公司 | Girder-sew-striding sliding-damping-type ballastless track bed plate |
| CN202730545U (en) * | 2012-08-13 | 2013-02-13 | 浙江天铁实业股份有限公司 | Vibration-attenuation structure of slab track |
| CN203807892U (en) * | 2014-03-26 | 2014-09-03 | 苏州安邦轨道科技有限公司 | Composite damping plate type track system single body and composite vibration isolation floating type track bed |
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Application publication date: 20150930 |
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