CN201381460Y - Track structure of railway - Google Patents
Track structure of railway Download PDFInfo
- Publication number
- CN201381460Y CN201381460Y CN200920024174U CN200920024174U CN201381460Y CN 201381460 Y CN201381460 Y CN 201381460Y CN 200920024174 U CN200920024174 U CN 200920024174U CN 200920024174 U CN200920024174 U CN 200920024174U CN 201381460 Y CN201381460 Y CN 201381460Y
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- ballast bed
- pad
- elastic vibration
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Abstract
The utility model relates to a track structure of a railway, which comprises an elastic vibration isolator and a floating slab, wherein the elastic vibration isolator is arranged in the ladder-type pre-opened through hole of the floating slab, an obstructing shoulder structure is formed on the junction of the upper and the lower holes thereof, the bore diameter of the upper part is smaller than that of the lower part, an adjusting spacer is arranged between the elastic vibration isolator and the obstructing shoulder, a through hole is arranged in the middle of the adjusting spacer, the adjusting spacer part is supported on the obstructing shoulder, the floating slab is supported on the elastic vibration isolator through the adjusting spacer, the upper hole of the ladder-type pre-opened through hole is compatible with the sizes of the elastic vibration isolator and the adjusting spacer, and the obstructing shoulder and the adjusting spacer can overlap each other in a misplacement way. The utility model solves the problem that in the prior art the metal support stop block arranged externally and taken as a support element is easily subject to rust and malfunction, which is favorable for the prolonging of the service life of the floating ballast, and the utility model has the advantages of simple structure, quick construction and more superior performance-price ratio.
Description
Technical field
The utility model belongs to field of track traffic, especially relates to a kind of ballast bed structure of track traffic, can be used for railway, subway, city railway, elevated railway, high-speed railway etc.
Background technology
Vibration and noise are the most a kind of public hazards of influence surface that people generally acknowledge, also are the difficult problems that needs to be resolved hurrily that the development of track traffic is in recent years faced.In the noise reduction technology of existing track traffic, what application in practice was the most successful is the member livitation, is typically floating ballast bed technology, its vibration isolation efficiency height, and stable work in work has become common recognition in the industry.The patent No. is that the Chinese patent of ZL2004100354411 has been announced a kind of floating ballast bed structure, the plate of floating is supported on the spring vibration isolation device by support stop, described support stop can be to float concrete structure on the through-hole wall of plate, also can be to embed concrete metal embedded part, or the through hole of the plate of floating is embedded with joint sheeve, on the joint sheeve inwall, support stop is set again, wherein support stop can weld together with joint sheeve in advance, and joint sheeve pours into an integrated entity with the plate of floating then.The elastomeric bearing of plate though technique scheme can successfully realize floating, but because the key structure that is used to support---support stop connects or integrated setting with the plate curing of floating, the support stop easy-to-rust of metal material, the support stop of the concrete material that is wholely set with the plate of floating is owing to be subjected to spatial constraints, size is little, stressed big, shear stress is concentrated, shear stress is very high, fatigue failure easily under the dynamic load effect for a long time, and many floating ballast bed being in for a long time in the dark moist abominable working environment, therefore in case support stop damage or serious corrosion take place, maintain and replace will be very difficult, might directly cause floating ballast bed can't operate as normal, interrupt track operation traffic.Therefore, the existing support stop that is provided with on the joint sheeve of utilizing has limited floating ballast bed application life as this class technical scheme of supporting construction.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned defective, and provide a kind of utilization to float stepped reservation through hole comprises in the plate shoulder block structure is as supporting construction, and longer service life is durable floating ballast bed.
The utility model durable floating ballast bed be to realize like this, comprise the elastic vibration isolation device and the plate of floating, the elastic vibration isolation device places in the reservation through hole of the plate of floating, the reservation through hole of plate floated is stepped through hole, on, following hole intersection forms the shoulder block structure, in the top at shoulder block place aperture size less than the bottom aperture size, be provided with between elastic vibration isolation device and the shoulder block and heighten pad, heighten the pad center and be provided with through hole, heighten the gasket part sub-support on shoulder block, the plate of floating is supported on the elastic vibration isolation device by heightening pad, and the upper hole of stepped reservation through hole should with the elastic vibration isolation device and to heighten the pad size compatible, and shoulder block and heighten and can form dislocation between the pad and overlap.
The stepped through hole of plate floated can be formed by the concrete once-cast, and the cover die cast that also can utilize in-profile to be shaped as the respective steps hole forms.Limited block or stopper slot can also be set reserving on the shoulder block of through hole, utilize limited block or stopper slot to carry out spacingly, prevent that it from horizontally rotating slippage in the course of the work heightening pad.In addition, in order to protect the shoulder block structure, can liner plate be set at the shoulder block place.Described liner plate can be made with metal material, as stainless steel, aluminium alloys with through the carbon steel of good anti-corrosion protection etc.; Also can adopt sufficient intensity, durable nonmetals to make, as engineering plastics, pottery, hard rubber, glass fiber reinforced plastic etc.Limited block or stopper slot also can be set directly on the liner plate.
Adjust floating ballast bed height and levelness for convenience, heighten pad polylith can be set, but in order to realize the support that articulates with shoulder block, one of the top size or the contour shape of heightening pad should guarantee that can form dislocation with shoulder block overlaps at least, to realize the purpose of supporting.
The upper hole of the reservation through hole that is provided with on the plate floated can be delthyrium, oblong aperture, square hole, polygon prism hole, elliptical aperture or the shapes such as circular hole that have symmetric windows, heightens the shapes such as circle that cushion block corresponding setting triangularity, rectangle, square, polygon, ellipse or edge have projection.It is to be noted, the bottom hole of reserving through hole also can be delthyrium, oblong aperture, square hole, polygon prism hole, elliptical aperture, circular hole or the shapes such as circular hole that have symmetric windows, in actual applications, the bottom hole of stepped reservation through hole adopts circular hole or square hole usually for easy to make.
The durable floating ballast bed employed elastic vibration isolation device of the utility model comprises various ways, for example can be steel spring vibration isolator, rubber shock absorber or air cushion shock absorber etc., wherein the flexible member of Cai Yonging can be helical steel springs, dish spring or rubber-metal complex spring, also can be the rubber elastomeric material, solid damping materials such as fluid damping materials such as silicone oil or rubber can also be set in the elastic vibration isolation device.
In order to prevent elastic vibration isolation device horizontal shift, be provided with coupling arrangement in the upper and lower surface of elastic vibration isolation device, the top coupling arrangement connects with pad or shoulder block, and the below coupling arrangement connects with the basis, and coupling arrangement is mechanical brakeman, bolt or concaveconvex structure.
Another purpose of the present utility model is to provide a kind of cover die of above-mentioned durable floating ballast bed usefulness, cover die is that the vertical section is the light-wall pipe of shoulder hole, and the light-wall pipe shape of cross section is triangle, rectangle, square, multi-edge column-shaped, ellipse or the circle that has symmetric windows.The shoulder hole hypomere of cover die also adopts circular hole or square hole usually for easy to make.
Making durable floating ballast bed the floating during plate of the utility model, utilizing cover die to be placed in the assigned address of cage of reinforcement as template according to designing requirement, concreting more promptly obtains to have the plate of floating of stepped reservation through hole after the concrete setting.The utility model cover die can utilize metal material manufacturings such as stainless steel, iron sheet, also can utilize nonmetals manufacturings such as engineering plastics, Polyurethane, broken glass steel, one-tenth can certainly be made the concrete preset piece.Should consider in conjunction with economy according to material and intensity difference during use, can be used as template and use repeatedly, also can be used as and lose the disposable use of template.
The utility model is durable floating ballast bed, utilization is floated shoulder block structure that the stepped reservation through hole that is provided with on the plate forms as the supporting force structure, the shoulder block of concrete structure is not perishable, long service life, in addition, its lifting surface area is big, the stress surface height is low, the punching conical surface is long-pending big, floating, maximum stress significantly reduces in the plate, improved fatigue life, having solved in original technology peripheral hardware metal support block simultaneously is prone to corrosion as supporting element and lost efficacy, the problem of fatigue damage easily takes place in integrated setting concrete block, prolong floating ballast bed application life greatly, this floating ballast bed application life in theory near in addition reach application life of the plate of floating.In addition, the durable structure of floating of the utility model is simpler, it is faster to construct, because it is few to relate to part, the workload of later maintenance maintenance is very little, and the cost when therefore helping further reducing construction and operation is though its structure is simpler relatively, but vibration isolating effect is not affected, and cost performance is more superior.Based on know-why of the present utility model, the utility model can also be applied on building floor or the Equipment Foundations, can obtain good buffering vibration isolating effect, has broad prospect for its application.
Description of drawings
Fig. 1 is the durable floating ballast bed schematic appearance of embodiment one the utility model.
Fig. 2 is the A-A sectional drawing of Fig. 1.
Fig. 3 is the local enlarged diagram of Fig. 2.
Fig. 4 is one of durable floating ballast bed jacking process schematic diagram of embodiment one the utility model.
Fig. 5 is two of the durable floating ballast bed jacking process schematic diagram of embodiment one the utility model.
Fig. 6 is the vertical view of Fig. 3.
Fig. 7 is for heightening the structural representation of pad among the embodiment two.
Fig. 8 is the durable floating ballast bed structural representations of embodiment two the utility model.
Fig. 9 is the vertical view of Fig. 8.
Figure 10 is the durable floating ballast bed structural representations of embodiment three the utility model.
Figure 11 is the vertical view of Figure 10.
Figure 12 is the durable floating ballast bed structural representations of embodiment four the utility model.
Figure 13 is the vertical view of Figure 12.
Figure 14 is the durable floating ballast bed structural representations of embodiment five the utility model.
Figure 15 is the structural representation of cover die among the embodiment five.
Figure 16 is the vertical view of Figure 15.
The specific embodiment
Embodiment one
Durable floating ballast bed as Fig. 1, Fig. 2, Fig. 3, the utility model shown in Figure 4, comprise float plate 1 and elastic vibration isolation device 2, elastic vibration isolation device 2 is arranged in the reservation through hole 5 of the plate 1 of floating, reserve through hole 5 and be arranged to stepped through hole, upper and lower hole intersection forms shoulder block B, its middle upper aperture is a slot, and bottom hole is a circular port.Heighten pad 7 accordingly and be arranged to rectangle, the center of heightening pad 7 also is provided with and is used for the through hole that jacking is installed.Heighten pad 7 parts and be supported on the shoulder block B, the plate 1 of floating is supported on the elastic vibration isolation device 2 by heightening pad 7, and keeps the elasticity floating state between the basis 12.Rail 4 is arranged on the plate 1 of floating.Employed elastic vibration isolation device 2 is the inner helical steel springs vibration isolator that is provided with silicone oil liquid damping material in this example.For preventing that foreign matter from falling into the plate of floating and reserving in the through hole, above reserving through hole, also be provided with end cap 13.Be provided with to rub between elastic vibration isolation device 2 and the basis 12 and examine the very high mechanical brakeman of coefficient 8, prevent elasticity vibration isolator 2 horizontal directions displacement in the use.
When the durable floating ballast bed jacking of the utility model is installed, as shown in Figure 4 and Figure 5, the upper hole of stepped reservation through hole 5 and elastic vibration isolation device 2 and to heighten pad 7 size compatible, earlier from the top with elastic vibration isolation device 2 with heighten pad 7 and put into successively by upper hole and reserve through hole 5, the special tool 9 that utilization is fixed on the rail 4 provides support a little for jack 10 work, the piston of jack 10 is by heightening the direct elasticity of compression vibration isolator 2 of through hole that pad 7 centers are provided with, when if the piston stroke of jack 10 is not enough to satisfy the jacking desired height, can supply by cushion block 11 is set.Be lower than the bottom surface of shoulder block B until the end face of heightening pad 7, will heighten pad 7 and rotate about 90 ° around vertical pivot, shoulder block B with heighten pad 7 and form dislocation and overlap.With jack 10 pressure releases, after 2 resiliences of elastic vibration isolation device, heighten pad 7 and be pressed on the shoulder block B, the plate 1 of then floating is bearing on the elastic vibration isolation device 2, float the elastic vibration isolation device 2 of plate 1 when abundant when support, and the plate 1 of floating can leave basic 12 surfaces, fully by elastic vibration isolation device elastomeric bearing.At this moment, shoulder block B and heighten between the pad 7 the dislocation overlapping relationship as shown in Figure 6.So repeatedly,, leave surface of base, support by the elastic vibration isolation device fully until the plate of floating to all reserve the elastic vibration isolation device order loading in batches in the through hole on the plate of floating.Heighten the gross thickness of pad again by adjustment, just can realize from float plate and adjust height and the levelness float plate of top jacking.Spring in the elastic vibration isolation device and damping and the plate of floating constitute the vibrating isolation system that intrinsic frequency is lower, and vibrational energy that can absorbing structure is isolated the medium-high frequency dynamic loading that is delivered on the plate of floating, thereby realize the purpose of vibration and noise reducing.
Present embodiment only is that rectangle, bottom hole are that circular reservation through hole cooperates the rectangular pad of heightening to describe with the upper hole, the upper hole of reserving through hole in the practical application can also be delthyrium, square hole, polygon prism hole, elliptical aperture or the shapes such as circular hole that have symmetric windows, heightens the shapes such as circle that cushion block corresponding setting triangularity, square, polygon, ellipse or edge have projection and is mated.The bottom hole of reserving through hole can also be delthyrium, oblong aperture, square hole, polygon prism hole, elliptical aperture or the shapes such as circular hole that have symmetric windows, and in actual applications, the bottom hole of stepped reservation through hole adopts circular hole or square hole usually for easy to make.
In addition, the durable floating ballast bed elastic vibration isolation device that is suitable for of the utility model comprises various ways, except that the steel spring vibration isolator, can also adopt the isolation mounting of forms such as rubber shock absorber or air cushion shock absorber, wherein the flexible member of Cai Yonging can also be dish spring or rubber-metal complex spring, also can be the rubber elastomeric material.Except that being provided with the silicone oil, other fluid damping materials such as modified bitumen can also be set in the elastic vibration isolation device, solid damping materials such as rubber also can be set.
By stepped reservation through hole is set, utilize the shoulder block structure in the stepped reservation through hole to substitute support stop, its lifting surface area is big, the stress surface height is low, the punching conical surface is long-pending big, and maximum stress significantly reduces in the plate of floating, and has improved fatigue life, the utility model durable floating ballast bed thorough solved after support stop damages in the prior art can't maintain and replace a difficult problem, have very strong economy and a practicality.Because the concrete life-span can be more than 100 years, the perishable parts of floating and not being consolidated on the plate, though the pad life-span of heightening that carbon steel is made is lower than 100 years, if but corrosion can change, therefore can heighten pad or the elastic vibration isolation device satisfies the requirement in application life that whole system reaches 100 years by timely replacing in theory.In addition, the utility model structure is simpler, relates to element seldom, can reduce and make and maintenance cost, also helps more prolonging floating ballast bed application life.And know-why of the present utility model can also be applied to build places such as floor, Equipment Foundations, can obtain well to cushion vibration isolating effect, has high application value.
Embodiment two
Durable floating ballast bed as Fig. 1, Fig. 7, Fig. 8, the utility model shown in Figure 9, be with the difference of embodiment one, adopt the circle that has flange 15 to heighten pad 7, heighten pad 7 centers through hole is set.Corresponding with the appearance profile of heightening pad 7, the upper hole of stepped reservation through hole 5 is arranged to have the circular hole of symmetric windows.The flange 15 of heightening pad 7 is supported on the shoulder block B, and the plate 1 of floating is supported on the elastic vibration isolation device 2 by heightening pad 7.The elastic vibration isolation device 2 that is adopted in this example is the inner helical steel springs vibration isolator that is provided with the rubber solids damping material.
For preventing in the use displacement of elasticity vibration isolator 2 horizontal directions, the 2 bottom built-up welding of elastic vibration isolation device go out a plurality of tapered protrusion 14, and mechanical brakeman 8 are set heightening between pad 5 and the elastic vibration isolation device 2.Certainly, elastic vibration isolation device 2 can utilize stone bolt etc. to fix, and also can realize same effect.
Float the upper hole of the reservation through hole that is provided with on the plate except that shape described in this example, can also be shapes such as delthyrium, oblong aperture, square hole, polygon prism hole or elliptical aperture, only need to heighten shapes such as cushion block corresponding setting triangularity, rectangle, square, polygon or ellipse and match with it.Be example so that four flanges 15 to be set in this example, in the practical application, also can be provided with three, five even more, except that weld flange, can also utilize technologies such as flame cutting or casting with the flange integrated setting on pad, also can realize same purpose, according to using feedback, stressed average when being provided with three, and processing is also the most convenient, and economy is also best.
It is to be noted, in order in vertical view shown in Figure 9, can clearly to find out the dislocation overlapping state of heightening pad and shoulder block B, the durable end cap of reserving via top that omitted in floating ballast bed of the utility model shown in Figure 8, in actual applications, reserve through hole for preventing that foreign matter from falling into, need end cap be set in the reservation via top.
Because the concrete life-span can be more than 100 years, the perishable parts of floating and not being consolidated on the plate, though the pad life-span of heightening that carbon steel is made is lower than 100 years, if but corrosion can change, can heighten pad or the elastic vibration isolation device satisfies the requirement in application life that whole system reaches 100 years by timely replacing in theory.Therefore with existing floating ballast bed comparing, the durable floating ballast bed not only cost of the utility model is lower, and can realize longer application life.
Embodiment three
Durable floating ballast bed as Fig. 1, Figure 10, the utility model shown in Figure 11, be with the difference of embodiment two, in order to prevent to heighten pad 7 occurred levels rotation slippage in the use, cause supporting to be lost efficacy, the relevant position that cooperates with flange 15 on shoulder block B is provided with groove 18.
Owing to be provided with groove 18, to heighten pad 7 and contact with shoulder block B when supporting, flange 15 is embedded in the groove 18, is difficult for the slippage that meets accident in the use, and safety is better.Certainly, it is spacing to utilize limited block that flange 15 is carried out, and also can play same effect, for example utilizes two limited blocks to constitute stopper slot and cooperates with flange 15, also can prevent to heighten pad occurred level rotation slippage.
Embodiment four
Durable floating ballast bed as Fig. 1, Figure 12, the utility model shown in Figure 13, be with the difference of embodiment two, in order to protect shoulder block B, the liner plate 16 that stainless steel material is made is set at shoulder block B place.The cooperation position both sides that articulate of corresponding flange 15 utilize two limited blocks of welding 17 to constitute stopper slot on the liner plate 16, directly contact when heightening pad 7 supportings like this with liner plate 16, and its flange 15 is embedded in the limited block 17 formation stopper slots during work, heighten pad 7 and can not rotate slippage by occurred level, because the stainless steel liner plate has played the effect of uniform contact position pressure, avoided near the stress of the concrete contact zone to concentrate, prolonged concrete fatigue life herein, therefore, the durable floating ballast bed longer service life of the utility model of this structure, safety is also better.In addition,, a plurality of cushion blocks of heightening can be set, heighten pad 7a,, heighten pad 7a and do not comprise flange 15 for economical with materials and minimizing machining period as just having set up one among Figure 12 for the ease of accurately adjusting the height and the levelness of floating plate 1.Certainly, heighten pad 7a and also can adopt the shape identical with heightening pad 7.For preventing that polylith from heightening relative slippage taking place between the pad, can utilize securing member that it is fused.
Except that stainless steel, described liner plate can also be made with other metal material, as aluminium alloys with through the carbon steel of good anti-corrosion protection etc.; Also can adopt sufficient intensity, durable nonmetals to make, as engineering plastics, pottery, hard rubber, glass fiber reinforced plastic etc.Under the enough situation of liner plate thickness, groove also can directly be set on liner plate cooperate with the flange of heightening pad and carry out spacingly, also can play same limit effect.
Embodiment five
Durable floating ballast bed as Fig. 1, Figure 14, Figure 15, the utility model shown in Figure 16, be that with the difference of embodiment one inwall of reserving through hole 5 is provided with the cover die 30 that engineering plastics PVC makes.In this example, described cover die 30 is that in-profile is shaped as shoulder hole, and the upper hole cross sectional shape is that square, bottom hole cross sectional shape is circular light-wall pipe.
The cover die 30 that is adopted is generally light-wall pipe, and external surface is coarse so that improve and concrete adhesion, and inner surface is smooth.Except that PVC, can also adopt the Other Engineering plastics to make cover die 30, as nylon, Merlon etc.; Cover die also can adopt concrete precast element, is guaranteed strength, and general the employing is higher than coagulating of C30 label and mixes soil, certainly, also can in concrete steel mesh reinforcement be set or reinforcing fibre is gained in strength; Cover die can also adopt some composite material manufacturings, as glass fiber reinforced plastic etc.; Cover die can also adopt multiple material to be composited, and only uses high-intensity material such as stainless steel at the shoulder block place, to save cost.Based on this know-why, can be integrated with also that long life material makes at the shoulder block position of aforementioned cover mode structure liner plate, concentrate to avoid near the stress of the shoulder block place concrete contact zone, prolong its fatigue life.Described durable material comprises through antiseptic carbon steel, stainless steel material, ceramic materials etc.
Making durable floating ballast bed the floating during plate of the utility model, utilizing cover die to be placed in the assigned address of cage of reinforcement as template according to designing requirement, concreting more promptly obtains to have the plate of floating of stepped reservation through hole after the concrete setting.Cover die can utilize metal material manufacturings such as iron sheet in the utility model, also can utilize nonmetals manufacturings such as engineering plastics, according to material and intensity difference, can be used as template to use repeatedly, also can be used as and loses the disposable use of template.What deserves to be mentioned is, also stay in the reservation through hole, can also play protection and reserve the effect that through-hole structure is not damaged as losing template as adopting the higher material of intensity to make cover die.Shape according to required reservation through hole, cover die can be that in-profile is shaped as shoulder hole, and interior cross sectional shape is delthyrium, oblong aperture, square hole, polygon prism hole, elliptical aperture or the arbitrary shape light-wall pipe that has the circular hole of symmetric windows, equally, in actual applications, hole, its underpart is generally circular or square for easy to process.
Claims (10)
1, a kind of durable floating ballast bed, comprise the elastic vibration isolation device and the plate of floating, the elastic vibration isolation device places in the reservation through hole of the plate of floating, the reservation through hole of plate of it is characterized in that floating is stepped through hole, on, following hole intersection forms the shoulder block structure, in the top at shoulder block place aperture size less than the bottom aperture size, be provided with between elastic vibration isolation device and the shoulder block and heighten pad, heighten the pad center and be provided with through hole, heighten the gasket part sub-support on shoulder block, the plate of floating is supported on the elastic vibration isolation device by heightening pad, and the upper hole of stepped reservation through hole should with the elastic vibration isolation device and to heighten the pad size compatible, and shoulder block and heighten and can form dislocation between the pad and overlap.
2, according to claim 1 durable floating ballast bed, the stepped through hole of the plate that it is characterized in that floating is to be formed by the concrete once-cast, and the cover die cast that perhaps utilizes in-profile to be shaped as the respective steps hole forms.
3, according to claim 1 durable floating ballast bed, it is characterized in that heightening pad polylith is set, wherein one of the top is heightened pad and can be realized that dislocation overlaps with shoulder block at least.
4, according to claim 1 durable floating ballast bed, it is characterized in that being provided with on the shoulder block limited block or stopper slot.
5, according to claim 1 durable floating ballast bed, it is characterized in that the shoulder block place is provided with liner plate.
6, according to claim 5 durable floating ballast bed, it is characterized in that being provided with on the liner plate limited block or stopper slot.
7, according to claim 1 durable floating ballast bed, the upper hole shape of the reservation through hole that is provided with on the plate that it is characterized in that floating can be delthyrium, oblong aperture, square hole, polygon prism hole, elliptical aperture or the circular hole that has symmetric windows.
8, according to claim 7 durable floating ballast bed, it is characterized in that heightening the circle that cushion block corresponding setting triangularity, rectangle, square, polygon, ellipse or edge have projection.
9, according to claim 1 durable floating ballast bed, it is characterized in that being provided with coupling arrangement in the upper and lower surface of elastic vibration isolation device, the top coupling arrangement connects with pad or shoulder block, and the below coupling arrangement connects with the basis, and coupling arrangement is mechanical brakeman, bolt or concaveconvex structure.
10, a kind of cover die as durable floating ballast bed usefulness as described in arbitrary claim among the claim 1-9, it is characterized in that cover die is the light-wall pipe that the vertical section is shaped as shoulder hole, and the shape of cross section of light-wall pipe is triangle, rectangle, square, multi-edge column-shaped, ellipse or the circle that has symmetric windows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920024174U CN201381460Y (en) | 2009-03-27 | 2009-03-27 | Track structure of railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920024174U CN201381460Y (en) | 2009-03-27 | 2009-03-27 | Track structure of railway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201381460Y true CN201381460Y (en) | 2010-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920024174U Expired - Lifetime CN201381460Y (en) | 2009-03-27 | 2009-03-27 | Track structure of railway |
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| Country | Link |
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| CN (1) | CN201381460Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102653931A (en) * | 2011-03-04 | 2012-09-05 | 北京市劳动保护科学研究所 | Elastic supporting vibration isolation member ballast bed |
| CN103306170A (en) * | 2012-03-13 | 2013-09-18 | 隔而固(青岛)振动控制有限公司 | Prefabricated short slab floating track bed and construction method |
| CN106049194A (en) * | 2016-05-31 | 2016-10-26 | 北京道尔道振动控制设备有限公司 | Vibration attenuation rail system and vibration isolator thereof |
-
2009
- 2009-03-27 CN CN200920024174U patent/CN201381460Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102653931A (en) * | 2011-03-04 | 2012-09-05 | 北京市劳动保护科学研究所 | Elastic supporting vibration isolation member ballast bed |
| CN102653931B (en) * | 2011-03-04 | 2015-02-25 | 北京市劳动保护科学研究所 | Elastic supporting vibration isolation member ballast bed |
| CN103306170A (en) * | 2012-03-13 | 2013-09-18 | 隔而固(青岛)振动控制有限公司 | Prefabricated short slab floating track bed and construction method |
| CN103306170B (en) * | 2012-03-13 | 2016-03-16 | 隔而固(青岛)振动控制有限公司 | Floating ballast bed and the construction method of a kind of prefabricated short slab |
| CN106049194A (en) * | 2016-05-31 | 2016-10-26 | 北京道尔道振动控制设备有限公司 | Vibration attenuation rail system and vibration isolator thereof |
| CN106049194B (en) * | 2016-05-31 | 2018-07-27 | 北京道尔道振动控制设备有限公司 | Damper rail system and its vibration isolator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Gerb (Qingdao) Vibration Control Co., Ltd. Assignor: Yin Xuejun Contract record no.: 2017370010008 Denomination of utility model: Track structure of railway Granted publication date: 20100113 License type: Exclusive License Record date: 20171030 |
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