CN102899971B - Precast slab assembled floating road bed - Google Patents
Precast slab assembled floating road bed Download PDFInfo
- Publication number
- CN102899971B CN102899971B CN201210452434.6A CN201210452434A CN102899971B CN 102899971 B CN102899971 B CN 102899971B CN 201210452434 A CN201210452434 A CN 201210452434A CN 102899971 B CN102899971 B CN 102899971B
- Authority
- CN
- China
- Prior art keywords
- precast
- plate
- vibration isolator
- main body
- precast plate
- Prior art date
- 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.)
- Active
Links
- 238000007667 floating Methods 0.000 title claims abstract description 41
- 238000010276 construction Methods 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 241001669679 Eleotris Species 0.000 claims description 6
- 238000013016 damping Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 244000144985 peep Species 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Vibration Prevention Devices (AREA)
- Railway Tracks (AREA)
Abstract
The invention discloses a precast slab assembled floating road bed, which comprises a plurality of precast slabs paved in sequence and a plurality of connecting devices for fixedly connecting two adjacent precast slabs, wherein the connecting devices are used for connecting the precast slabs integrally in sequence to form the assembled floating road bed. Groove structures are respectively arranged at both ends of the main body of the precast slab; a bushing group is arranged at corners on both sides of the main body of the precast slab; and the connecting device comprises a horizontal connecting board structure and a side vibration isolator. Each precast slab in the precast slab assembled floating road bed disclosed by the invention is precast in a factory in a concentrated manner, the finished product is good in quality, and the plurality of precast slabs are assembled when the floating road bed is constructed so that the construction period is short and the efficiency is high; the horizontal connecting board structure in the connecting device is arranged on the surface of the precast slab, and is simple in structure and convenient to use and check; the damaged parts out of work can be replaced; and the floating road bed in settlement state can be adjusted in time.
Description
Technical field
The present invention relates to field of track traffic, particularly relate to a kind of by precast plate assembled and make floating ballast bed.
Background technology
Steel spring floating slab is the one novel high-grade track vibration isolation mainstream technology measure that extensively adopts of metro industry in recent years, there is the steel concrete road bed board of certain mass of vibration and be floated on the damping spring vibration isolator of certain stiffness, form classical " quality-spring " vibrating isolation system, there is three dimensional elasticity and stability, and can suppress and absorb solid-borne sound conduction, thus reduce track traffic the vibration & noise of surrounding enviroment is affected, and be applied to domestic city track traffic and within 10 years, have a surplus.
First substrate is built during existing construction of floating-board ballast bed of steel spring, carry out the construction of floating plate railway roadbed again, separation layer is laid between floating plate and substrate, substrate and floating plate are separated, then adopt tool track and adjust circuit physical dimension with the rail brace frame that floating plate form of fracture adapts, button fitting type and standard identical with common integral railway roadbed circuit, orbit adjusting rear railway roadbed concrete in place adopts cast in situs, jacking is operated in after floating plate concreting completes to be carried out for 28 days, complex procedures and on-the-spot maintenance is difficult, therefore there is construction works content many, complex procedures, long construction period, the shortcoming of inefficiency, and two adjacent floating ballast bed the usual railway roadbed shearing force expansion linkages that adopt in prior art, it is pre-buried flexible shear hinge in the middle of floating ballast bed end, although this device can prevent adjacent floating ballast bed vertical, lateral variation distortion excessive, but it is embedded in railway roadbed, cannot check, lost efficacy once damage, and cannot change, all can produce adverse influence to the operation of track structure and train.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of precast plate pin-connected panel floating ballast bed, each precast plate concentration pre-casting in factory, quality of finished product good, undertaken assembled when floating ballast bed construction by multiple precast plate, therefore short construction period, efficiency are high; The present invention is placed in floating ballast bed surface for the linkage connecting contiguous prefabricated plate, and structure is simple, uses and checks conveniently, damaging the replaceable parts lost efficacy; The vibration isolator that the present invention adopts is safeguarded easily, can to occurring that the floating ballast bed of sedimentation adjusts in time.
To achieve these goals, precast plate pin-connected panel of the present invention is floating ballast bed comprises: the multiple precast plates laid successively by tandem; Make multiple linkages that two adjacent precast plates are fixedly connected with, for being in turn connected into by multiple precast plate, to be integrally formed pin-connected panel floating ballast bed.
Wherein, each described precast plate comprises: precast plate main body, and its both ends are respectively equipped with groove structure; Two row's tracks, are placed in precast plate body upper surface; For settling the outer sleeve device of vibration isolator inner sleeve, corresponding track is arranged; Be placed in the sleeve pipe group of precast plate main body two side corner sections; To be placed in precast plate main body and the connector that confluxes be positioned at outside sleeve pipe group.
Wherein, described linkage comprises level connection joint plated construction, and its both sides connect corresponding sleeve pipe group respectively to make two adjacent described precast plate main bodys be connected, and have: junction plate, which is provided with the bolt hole that arrange corresponding to the sleeve pipe of described sleeve pipe group; High-strength bolt, is each passed through sleeve pipe and described junction plate is connected to described precast plate by corresponding bolt hole.
Further, described linkage also comprises: be placed in the side-mounted vibration isolator in groove structure, it has: vibration isolator web, has the V-arrangement side plate that connect corresponding to longitudinal side of described groove structure and base plate connected vertically with V-arrangement side plate; Vibration isolator main body, the base plate of the described vibration isolator web of the dismountable arrangement of its side end face, its opposite side to insert in groove structure and supports the bottom of described precast plate main body.
Preferably, described groove structure comprises: the groove forming peep hole, runs through described precast plate body thickness direction and extends; For installing peep hole cover plate first groove, by described precast plate body upper surface along its thickness direction to downward-extension certain thickness, and be connected with described groove; For installing the second groove of side-mounted vibration isolator, upwards extend certain thickness by described precast plate body lower surface along its thickness direction, it is connected with described groove.
Especially, the described longitudinal side of groove two is the inclined plane adapting to V-arrangement side plate.
Preferably, described sleeve pipe group comprises four the sleeve pipe groups being placed in described precast plate main body four bights respectively, is positioned at outside described track.
Preferably, described bolt hole comprises and is positioned at the first rounded bolt hole of described junction plate two ends and in oblong second bolt hole, described high-strength bolt by the panel rest on placement second bolt hole in the second bolt hole.
Preferably, the high-strength bolt neck cover be placed in the second bolt hole has steel sleeve, and the top of steel sleeve contacts with the bottom surface of described cover plate.
Preferably, set gradually at described vibration isolator body top and heighten pad and resilient sleeper-bearing, to make vibration isolator main body fully contact with bottom precast plate, thus prevent precast plate local pressure; Described V-arrangement side plate is connected with longitudinal side of described groove structure by vibration isolator limited block.
Preferably, described precast plate main body is settled multiple connector that confluxes be positioned at outside sleeve pipe group.
Preferably, described quantity of often arranging track in track is no less than 6.
Preferably, the described track often arranged except close two described transverse end surfaces in track, in remaining track, every two tracks are one group, arrange a described outer sleeve structure between two tracks often organized.
Particularly, described track, described outer sleeve structure, described sleeve pipe and described bus terminal are all pre-in precast plate main body, and in aggregates with its structure.
Relative to prior art, the floating ballast bed tool of precast plate pin-connected panel of the present invention has the following advantages:
1) precast plate of the present invention concentration pre-casting in factory, carry out factory management, concrete curing environment is good, quality of finished product good;
2) adopt precast plate of the present invention to carry out floating ballast bed assembled, short construction period, operation are simple, efficiency of construction is high;
3) level connection joint plated construction of the present invention is placed in the surface of precast plate, and its structure is simple, uses and checks conveniently, damaging the replaceable parts lost efficacy, do not affect the normal safe operation of train;
4) adopt vibration isolator web and the dismountable mounting means of vibration isolator main body in side-mounted vibration isolator of the present invention, facilitate installation and the leveling of precast plate, and when floating ballast bed there is sedimentation time can time adjust in time;
5) adopt resilient sleeper-bearing in side-mounted vibration isolator of the present invention, compensate for the high frequency failures that vibration isolator main body may occur.
Below in conjunction with accompanying drawing, the present invention is described in detail.
Accompanying drawing explanation
Fig. 1 is the floating ballast bed structural representation of precast plate pin-connected panel of the present invention;
Fig. 2 is the structural representation of precast plate of the present invention;
Fig. 3 is the lateral view of the precast plate shown in Fig. 2;
Fig. 4 is for the A-A of the precast plate shown in Fig. 2 is to sectional view;
Fig. 5 is the schematic diagram of horizontal connecting plate structure installment of the present invention on two precast plates;
Fig. 6 is the structural representation of side-mounted vibration isolator of the present invention;
Fig. 7 is the front view shown in Fig. 6;
Fig. 8 is the schematic diagram that side-mounted vibration isolator of the present invention is arranged on precast plate.
Description of reference numerals: 1-precast plate main body; 2-groove structure; 3-track; 4-outer sleeve device; 5-sleeve pipe; 6-bus terminal; 21-groove; 22-first groove; 23-second groove; 24-inclined plane; 80-level connection joint plated construction; 81-junction plate; 82-high-strength bolt; 83-shrinkage joint; 84-circle bolt hole; The oval bolt hole of 85-; 86-cover plate; 87-steel sleeve; The side-mounted vibration isolator of 90-; 91-vibration isolator web; 92-vibration isolator main body; 93-heightens pad; 94-resilient sleeper-bearing; 95-vibration isolator limited block.
Detailed description of the invention
As shown in Figure 1, precast plate pin-connected panel of the present invention is floating ballast bed comprises: the multiple precast plates laid successively by tandem; Make multiple linkages that two adjacent precast plates are fixedly connected with, for being in turn connected into by multiple precast plate, to be integrally formed pin-connected panel floating ballast bed.
Wherein, as shown in Figure 2,3, 4, precast plate of the present invention comprises: precast plate main body 1, and its both ends are respectively equipped with groove structure 2; Two row's tracks 3, are placed in precast plate main body 1 upper surface; For settling the outer sleeve device 4 of vibration isolator inner sleeve, corresponding track 3 is arranged; Be placed in the sleeve pipe group of precast plate main body 1 liang of side corner sections, it comprises four the sleeve pipe groups being placed in precast plate main body four bights respectively, is positioned at outside track, and each sleeve pipe group is made up of multiple sleeve pipe 5.In addition, precast plate of the present invention also comprises and being placed in precast plate main body 1 and the connector 6 that confluxes be positioned at outside sleeve pipe group, and it makes by assembled the formed floating ballast bed collecting net electrical communication of precast plate.
Precast plate main body 1 of the present invention is in cuboid, and the centre position of two transverse end surface is respectively equipped with a groove structure 2, and as shown in Figure 3, this groove structure comprises: groove 21, runs through precast plate main body 1 thickness direction and extends; First groove 22, by precast plate main body 1 upper surface along its thickness direction to downward-extension certain thickness, and is connected with groove 21; Second groove 23, upwards extend certain thickness by precast plate main body 1 soffit along its thickness direction, it is connected with groove 21; Further, two longitudinal side walls of groove 21 are inclined plane 24.
Precast plate main body 1 of the present invention concentration pre-casting in factory, carry out factory management, therefore concrete curing environment is good, quality of finished product good, its size is determined according to concrete designing requirement, as long in plate for 6450mm, wide for 2550mm, thickness be 200mm, or plate long for 3580mm, wide for 2700mm, thickness be 340mm.When carrying out this precast plate main body 1 prefabricated, by track 3, outer sleeve device 4, sleeve pipe 5 and the connector 6 that confluxes all pre-in precast plate main body 1, to make itself and precast plate main body 1 structure in aggregates.
Two row's tracks 3 in precast plate main body 1 be arranged in parallel, and the quantity of often arranging track in track 3 is even number and is no less than 6, and the quantity of the outer sleeve device 4 that arrange corresponding to it is no less than 2.Preferably, often arranging except the track near two transverse end surfaces in track, in remaining track, every two tracks are one group, arrange an outer sleeve device 4 between two tracks often organized.As shown in Figure 2, when the quantity of precast plate main body 1 often being arranged track is 6, outer sleeve device 4 quantity on it is 4.Owing to settling a vibration isolator inner sleeve in each outer sleeve device 4, and vibration isolator inner sleeve and outer sleeve device combine and form built-in vibration isolator, therefore built-in vibration isolator is installed on below precast plate main body 1, defines quality spring damping system with precast plate main body 1.
Built-in vibration isolator in the present invention can adopt common steel spring vibration isolator, also can adopt if Chinese invention patent number is the vibration isolator assembly described in disclosed damping spring floating track bed vibration isolating support structure in 201010107595.2 and mounting method thereof, this vibration isolator assembly is by top board, base plate and spring composition, wherein top board has by the upper bush of its bottom surface to downward-extension, base plate has the lower sleeve upwards extended by its end face, and be marked with damping material in lower sleeve, spring is placed between top board and base plate, and be enclosed within lower sleeve outside, by the carrying of spring, top board carries boss by pad.When adopting above-mentioned vibration isolator assembly, outer sleeve device 4 inside of the present invention is installed with the boss of carrying vibration isolator top board, and its external stability has the pre-buried dowel extended in precast plate main body 1, thus the vibration isolator assembly by installing in sleeve arrangement 4 outside, play a part to support and vibration isolation to precast plate main body 1.
Linkage of the present invention comprises level connection joint plated construction, and its both sides are connected with precast plate main body by sleeve pipe group, have: junction plate 81, which is provided with the bolt hole that arrange corresponding to the sleeve pipe of sleeve pipe group; High-strength bolt 82, is each passed through bolt hole and junction plate 81 is connected to precast plate by sleeve pipe 5.Wherein, bolt hole comprises the first rounded bolt hole of being positioned at junction plate two ends and in oblong second bolt hole, high-strength bolt by the panel rest on placement second bolt hole in the second bolt hole.
Concrete, as shown in Figure 5, each level connection joint plated construction 80 comprises: the junction plate 81 be connected respectively with adjacent two precast plates, which is provided with the multiple bolts hole corresponding with multiple sleeve pipes 5 position on two precast plates; Be each passed through multiple bolt hole and multiple sleeve pipe 5 junction plate 81 to be fixed on the multiple high-strength bolts 82 on two precast plates; Wherein, multiple bolt hole is symmetrically distributed in the both sides, shrinkage joint 83 between two precast plates, bolt hole on front side of it is the first rounded bolt hole 84, and the bolt hole of rear side is in oblong second bolt hole 85, and the long axis direction of the second bolt hole 85 is vertical with shrinkage joint 83; Wherein, be stamped cover plate 86 above the second bolt hole 85, and the high-strength bolt 82 neck cover in the second bolt hole 85 has steel sleeve 87, this steel sleeve 87 bottom support is on the sleeve pipe 5 corresponding with its position, and top contacts with the bottom surface of cover plate 86; And the high-strength bolt 82 in the first bolt hole 85 is connected with sleeve pipe 5, and under the nuts of this high-strength bolt 82, surface cover has packing ring.Usually, the first bolt hole in each level connection joint plated construction 80 and the quantity in stay bolt hole are 4 or 8, and the long axis length of oval bolt hole 85 is diameter and the shrinkage joint 83 width sum of high-strength bolt 82.
Due to the above position peripheral hardware steel sleeve 87 at precast plate upper surface, so compress steel sleeve 87 when high-strength bolt 82 is tightened and malcompression junction plate 81, make junction plate 81 can between adjacent precast plate free-extension, thus regulate the uneven deformation between two adjacent precast plates; Further, junction plate 81 is arranged on the upper surface of precast plate, and convenient inspection, for damaging the parts lost efficacy, can change, therefore not affect normal traffic safety.By two level connection joint plated constructions 80 being arranged on respectively the two ends of two contiguous prefabricated plates, prevent the transverse movement of two contiguous prefabricated plates.
Horizontal, lengthwise movement after connecting to better avoid two contiguous prefabricated plates and bob, as shown in Fig. 6,7,8, linkage of the present invention also comprises: be placed in the side-mounted vibration isolator 90 in groove structure 2, it has: vibration isolator web 91, has the V-arrangement side plate that connect corresponding to longitudinal side of the groove structure 2 of precast plate and base plate connected vertically with V-arrangement side plate; Vibration isolator main body 92, the base plate of its side end face dismountable arrangement vibration isolator web 91, its opposite side to insert in groove structure 2 and supports the bottom of precast plate main body.
Concrete, each side-mounted vibration isolator 90 comprises: be connected respectively with each inclined plane 24 on two precast plates and the vibration isolator web 91 connected as one by two precast plates; The vibration isolator main body 92 that top end face and vibration isolator web 91 removably connect, one is inserted partially in the second groove 23 of two precast plates; Be arranged on successively and a part for vibration isolator main body 92 heightens pad 93 and resilient sleeper-bearing 94, so that the height adjusting a described part for vibration isolator main body 92 makes it fully contact with bottom precast plate, thus prevent precast plate local pressure.Further, vibration isolator web 91 is connected by vibration isolator limited block 95 with each inclined plane 24.
In side-mounted vibration isolator 90, each vibration isolator web 91 is formed by V-arrangement side plate with this V-arrangement side plate base plate connected vertically, and the angle of inclination on inclined plane 24 on the angle of inclination of each side plate in V-arrangement side plate and each precast plate adapts; The upper and lower surface of vibration isolator main body 92 respectively stretches out an otic placode in the same direction, and the otic placode length that upper surface stretches out is less than the otic placode length that soffit stretches out; Wherein, the both ends of the surface of the V-arrangement side plate of vibration isolator web 91 are fitted to the corresponding inclined plane 24 of two contiguous prefabricated plates respectively by vibration isolator limited block 95, and on the otic placode that the upper surface that the base plate of vibration isolator web 91 is removably mounted on vibration isolator main body 92 stretches out.
Vibration isolator main body 92 and vibration isolator web 91 are removably mounted between two adjacent precast plates, very big like this facilitating carries out assembled and leveling to precast plate, and when there is sedimentation situation in precast plate, by adjusting it timely, such as according to requirement of engineering, what vibration isolator main body was settled different-thickness and number heightens pad 93 and resilient sleeper-bearing 94, the upper surface of vibration isolator main body 92 is fully contacted with bottom precast plate, thus avoid precast plate local pressure uneven, and then ensure the safety of driving.
Floating ballast bed in the process of working long hours, the spring in indivedual vibration isolator main body often because of pulsating stress and shock loading effect and there is fatigue fracture, if inspection personnel can not this problem of Timeliness coverage, certain hidden danger will be produced to traffic safety.In order to prevent the generation of this situation, also the base plate in vibration isolator web 91 can install a disconnected spring instruction guide plate, the correspondence position of the otic placode that the soffit in vibration isolator main body 92 stretches out installs a disconnected spring indicating arm, and make each disconnected spring indicating arm protrude from the certain height of base plate in vibration isolator web 91, thus make Daily Round Check personnel only rely on the inefficacy visually observing and just can find vibration isolator main body, and judge the inefficacy character of vibration isolator main body.Such as, disconnected spring indicating arm can adopt as the Chinese invention patent number failure indicator that to be denomination of invention disclosed in 201010107533.1 be in failure indicator of vibration isolator of damping spring floating track bed, it is comprised holder and is placed in the Indication of Losing Efficacy bar on holder by syndeton, when using this failure indicator, holder to be placed on otic placode that vibration isolator main body 92 soffit of the present invention stretches out, and Indication of Losing Efficacy bar is protruded from its certain height through the through hole on disconnected spring instruction guide plate.
Although be explained in detail the present invention above; but the present invention is not limited thereto; those skilled in the art can principle according to the present invention modify, and therefore, all various amendments carried out according to principle of the present invention all should be understood to fall into protection scope of the present invention.
Claims (7)
1. a precast plate pin-connected panel is floating ballast bed, it is characterized in that, comprising:
By multiple precast plates that tandem is laid successively, the two ends of the main body of each precast plate are respectively equipped with groove structure;
Side-mounted vibration isolator (90), has vibration isolator main body (92), and its side to be inserted in groove structure and is bearing in precast plate bottom part body;
Make multiple linkages that two adjacent precast plates are fixedly connected with, for being in turn connected into by multiple precast plate, to be integrally formed pin-connected panel floating ballast bed, has
First linkage, is level connection joint plated construction (80), comprises the junction plate (81) be connected respectively with adjacent two precast plates, and
Second linkage, has the vibration isolator web (91) of the end face being removably connected to vibration isolator main body (92), wherein
It is the groove (21) of inclined plane (24) and the first groove be connected with groove respectively and the second groove (23) that groove structure has its two longitudinal side wall, groove (21) runs through described precast plate main body (1) thickness direction and extends, for settling the second linkage, second groove (23) upwards extends certain thickness by main body (1) soffit of precast plate along its thickness direction, be connected with described groove, vibration isolator main body is placed in the second groove;
The upper surface of vibration isolator main body stretches out an otic placode towards the second groove, for settling vibration isolator web;
Vibration isolator web (91), comprise the V-arrangement side plate that connect corresponding to inclined plane and the base plate vertical with V-arrangement side plate, base plate is removably connected on otic placode, the angle of inclination of V-arrangement side plate and the angle of inclination on corresponding inclined plane adapt, so that fit in V-arrangement side plate and corresponding inclined plane, by being connected with corresponding inclined plane, adjacent two precast plates are linked into an integrated entity.
2. precast plate pin-connected panel according to claim 1 is floating ballast bed, it is characterized in that, each described precast plate comprises:
Two rows' track (3), are placed in precast plate main body (1) upper surface;
For settling the outer sleeve device (4) of vibration isolator inner sleeve, corresponding track (3) is arranged;
Be placed in the sleeve pipe group of precast plate main body (1) two side corner sections.
3. precast plate pin-connected panel according to claim 2 is floating ballast bed, it is characterized in that, described level connection joint plated construction (80), its both sides connect corresponding sleeve pipe group respectively to make two adjacent described precast plate main bodys (1) being connected, junction plate (81) is provided with the bolt hole (84,85) that arrange corresponding to the sleeve pipe (5) of described sleeve pipe group, high-strength bolt (82) is each passed through sleeve pipe and corresponding bolt hole, and described junction plate (81) is connected to described precast plate.
4. precast plate pin-connected panel according to claim 2 is floating ballast bed, it is characterized in that, described sleeve pipe group comprises four the sleeve pipe groups being placed in described precast plate main body (1) four bight respectively, is positioned at outside described track.
5. precast plate pin-connected panel according to claim 3 is floating ballast bed, it is characterized in that, described bolt hole (84,85) comprises rounded the first bolt hole (84) and is oblong second bolt hole (85), first bolt hole (84) and the second bolt hole (85) are positioned at described junction plate (81) two ends, and described high-strength bolt (82) is placed in the second bolt hole (85) through the cover plate (86) on placement second bolt hole (85).
6. precast plate pin-connected panel according to claim 5 is floating ballast bed, it is characterized in that: high-strength bolt (82) the neck cover be placed in the second bolt hole (85) has steel sleeve (87), and the top of steel sleeve contacts with the bottom surface of described cover plate (86).
7. precast plate pin-connected panel according to claim 1 is floating ballast bed, it is characterized in that:
Set gradually on described vibration isolator main body (92) top and heighten pad (93) and resilient sleeper-bearing (94), to make vibration isolator main body (92) fully contact with bottom precast plate, thus to prevent precast plate local pressure;
Described V-arrangement side plate is connected with longitudinal side of described groove structure by vibration isolator limited block (95).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210452434.6A CN102899971B (en) | 2012-11-13 | 2012-11-13 | Precast slab assembled floating road bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210452434.6A CN102899971B (en) | 2012-11-13 | 2012-11-13 | Precast slab assembled floating road bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102899971A CN102899971A (en) | 2013-01-30 |
| CN102899971B true CN102899971B (en) | 2015-06-03 |
Family
ID=47572439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210452434.6A Active CN102899971B (en) | 2012-11-13 | 2012-11-13 | Precast slab assembled floating road bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102899971B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352403A (en) * | 2013-08-06 | 2013-10-16 | 江苏振华轨道交通设备有限公司 | Repairable vibration-reducing track system of prefabricated steel spring floating plates |
| CN103669115B (en) * | 2013-11-27 | 2016-04-27 | 北京九州一轨隔振技术有限公司 | Floating ballast bed plate and the vibrating isolation system comprising this floating ballast bed plate |
| CN103938502B (en) * | 2014-05-05 | 2016-02-03 | 洛阳双瑞橡塑科技有限公司 | A kind of detachable track travel cover plate |
| CN109853301B (en) * | 2016-12-30 | 2021-02-23 | 青岛科而泰环境控制技术有限公司 | Plate-type ballastless track bed with back pressure device |
| CN109352793A (en) * | 2018-09-05 | 2019-02-19 | 北京九州轨隔振技术有限公司 | A kind of manufacturing method of multistage precast track plate |
| CN112523012A (en) * | 2020-12-29 | 2021-03-19 | 北京九州一轨环境科技股份有限公司 | Prefabricated vibration-damping ballast bed |
| CN114395944B (en) * | 2022-01-05 | 2023-08-15 | 北京九州一轨环境科技股份有限公司 | Assembled steel spring floating slab road bed |
| CN119191078A (en) * | 2024-11-25 | 2024-12-27 | 北京城建设计发展集团股份有限公司 | A point support vibration isolation pad ballast installation auxiliary equipment and installation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08158302A (en) * | 1994-12-06 | 1996-06-18 | Tokyu Constr Co Ltd | Floating slab by precast slab |
| EP1783275A1 (en) * | 2004-07-23 | 2007-05-09 | Gerb (Qingdao) Vibration Control Systems Co., Ltd. | A floating slab track bed |
| CN201695282U (en) * | 2010-01-19 | 2011-01-05 | 北京城建设计研究总院有限责任公司 | Damping steel spring floating track bed shear expansion plate |
| CN202482709U (en) * | 2012-03-13 | 2012-10-10 | 隔而固(青岛)振动控制有限公司 | Prefabricated floating slab ballast bed |
| CN202482710U (en) * | 2012-03-13 | 2012-10-10 | 隔而固(青岛)振动控制有限公司 | Floating ballast bed of prefabricated short plate |
-
2012
- 2012-11-13 CN CN201210452434.6A patent/CN102899971B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08158302A (en) * | 1994-12-06 | 1996-06-18 | Tokyu Constr Co Ltd | Floating slab by precast slab |
| EP1783275A1 (en) * | 2004-07-23 | 2007-05-09 | Gerb (Qingdao) Vibration Control Systems Co., Ltd. | A floating slab track bed |
| CN201695282U (en) * | 2010-01-19 | 2011-01-05 | 北京城建设计研究总院有限责任公司 | Damping steel spring floating track bed shear expansion plate |
| CN202482709U (en) * | 2012-03-13 | 2012-10-10 | 隔而固(青岛)振动控制有限公司 | Prefabricated floating slab ballast bed |
| CN202482710U (en) * | 2012-03-13 | 2012-10-10 | 隔而固(青岛)振动控制有限公司 | Floating ballast bed of prefabricated short plate |
Non-Patent Citations (1)
| Title |
|---|
| "钢弹簧浮置板道床"拼装一体化"施工工艺";李大鹏;《铁道设计标准》;20110120(第1期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102899971A (en) | 2013-01-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102899971B (en) | Precast slab assembled floating road bed | |
| CN202954267U (en) | Connecting device for adjacent floating ballast bed prefabricated slabs | |
| CN102912693B (en) | Floating track bed precast slab and construction method for precast slab assembled floating track bed | |
| US8727229B2 (en) | Longitudinal sleeper and damping railway system thereof | |
| KR101411895B1 (en) | Expansion joint of bridge and its execution method | |
| CN103306168B (en) | A kind of prefabricated floating plate railway roadbed and construction method thereof | |
| CN105525541A (en) | Novel prefabricated plate type damping track structure for rail traffic | |
| CN102653931A (en) | Elastic supporting vibration isolation member ballast bed | |
| CN104264535A (en) | Longitudinal sleeper | |
| CN114086435B (en) | Full-assembled prefabricated plate type track structure | |
| KR20080103664A (en) | Landfill railroad track structure with excellent vibration blocking performance | |
| KR20130009391A (en) | Method for manufacturing concrete block for railway track and method for laying railway track using concrete block manufactured by the same method | |
| JP4858850B2 (en) | Installation method for vibration-proof track of existing track | |
| CN203403336U (en) | Bolt sleeve-pre-buried support of rail transit contact rail insulating support base | |
| CN202099699U (en) | Elastic supporting vibration isolation component ballast bed | |
| CN108867352B (en) | Expansion joint covering device for municipal bridge | |
| CN110939017A (en) | A kind of elastic prefabricated assembled plate ballast track | |
| CN205276071U (en) | Track traffic is with board -like damping track structure of novel prefabrication | |
| CN112501956B (en) | Ballastless track | |
| CN214656015U (en) | Ballastless track | |
| CN202705812U (en) | Ballastless track board, ballastless track bed and ballastless track rail | |
| CN103437260B (en) | Cover plate structure of flangeway for reinforced concrete paved crossing | |
| CN201671029U (en) | Ballastless track bed turnout assembling platform | |
| CN208472481U (en) | A kind of asymmetric rail fastener system | |
| CN215051637U (en) | Connecting beam type prefabricated assembling track structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 102402 No.32, Guangmao Road, Doudian Town, Fangshan District, Beijing Patentee after: Beijing Jiuzhou first rail Environmental Technology Co., Ltd Address before: 100070, Fengtai District Science City, Spark Road 11, 6 blocks A, Beijing Office Park Patentee before: BEIJING JIUZHOUYIGUI SHOCK AND VIBRATION ISOLATION Co.,Ltd. |