CN102031733A - Side floating track bed and application thereof - Google Patents
Side floating track bed and application thereof Download PDFInfo
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- CN102031733A CN102031733A CN2009100195314A CN200910019531A CN102031733A CN 102031733 A CN102031733 A CN 102031733A CN 2009100195314 A CN2009100195314 A CN 2009100195314A CN 200910019531 A CN200910019531 A CN 200910019531A CN 102031733 A CN102031733 A CN 102031733A
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- jacking
- vibration isolation
- elastic vibration
- isolation device
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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
- E01B1/002—Ballastless track, e.g. concrete slab trackway, or with asphalt layers
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Abstract
The invention belongs to track beds and particularly discloses a side floating track bed. The side floating track bed comprises a floating plate, a gasket and an elastic vibration isolator, wherein the elastic vibration isolator is arranged on the lower outside of the floating plate and supported on the floating plate by the gasket. The side floating track bed is characterized in that: an ejection through hole is formed at the position, corresponding to the elastic vibration isolator, on the floating plate; the contour size of the gasket is greater than that of the ejection through hole, and an opening is formed on the gasket; and the opening of the gasket is at least partly overlapped with the projection of the ejection through hole on the top face of the elastic vibration isolator in a working state. The side floating track bed greatly reduces the used amount of the elastic vibration isolator, can greatly reduce the working amount and operation difficulty of the ejection and post overhauling of the floating track bed, and is improved in all aspects including construction period, manufacturing difficulty, manufacturing cost, maintenance cost and the like. The invention is a revolution in the technical field of the side floating track beds, and the economical and social benefit of the side floating track bed will be fully demonstrated in a very short time in the future, so that the fast popularization of the side floating track bed technology is promoted.
Description
Technical field
The invention belongs to field of track traffic, relate to a kind of ballast bed of track, be specially a kind of side-mounted floating ballast bed.
Background technology
Along with social development and scientific and technological progress, development of urban rail traffic is more and more paid attention in each big and medium-sized cities, and city rail construction, particularly subterranean railway construction also launch in succession.In order to reduce interference, be an important vibration isolation measure in the subway design at the special sector setting plate railway roadbed of floating to track top or peripheral property and resident.Side-mounted is floating ballast bed because of its plated construction of floating is simple, good economy performance, and the plate thickness of floating is limited few, thereby has obtained the welcome in market.Such as the patent No. is that the Chinese patent of ZL2004100354411 discloses a kind of side-mounted floating ballast bed structure, its plate of floating is tabular, frame shape or ladder shape, the spring vibration isolation device is uniformly distributed in the plate both sides of floating, the spring vibration isolation device is arranged on the below of the plate of floating, and is bearing on the outside bottom surface of the plate of floating.Because spring and damping in the spring vibration isolation device constitute the vibrating isolation system that intrinsic frequency is lower with the plate of floating, vibrational energy that can absorbing structure is isolated the medium-high frequency dynamic loading that is delivered on the plate of floating, thus realization favorable damping noise reduction.But, this side-mounted floating ballast bed jacking and when safeguarding, owing to need directly prop up the plate of floating with jack, concentrate when stressed the damage plate plate body of floating for preventing small size, or the plate of floating destroys because of bending is excessive, must will float slab integral jacking simultaneously or from the large stretch of jacking simultaneously continuously of an end, and the jacking changeover portion is set, lift-up device complexity, Jacking point are many, complicated operation and dangerous, also can push up during misoperation and split the plate of floating, can't resemble and realize man-to-man quick jacking installation of spring vibration isolation device or maintain and replace built-in type floating track bed.Again owing to fixedly laid rail on the plate of in most cases floating, for preventing the rail distortion, before jacking, need to remove rail usually, and after jacking, reinstall and adjust centering, very inconvenient, need useless a large amount of man-hours of consumption and manpower and materials, because length consuming time, therefore many time, even can have influence on the normal operation of track traffic.
Therefore, though side-mounted floating ballast bed more simple in structure than built-in type floating obstetric table, cost is low, above-mentioned defective has restricted side-mounted floating ballast bed applying to a great extent, up to now, uses very few.
Summary of the invention
The objective of the invention is to overcome above-mentioned defective, a kind of side-mounted floating ballast bed to man-to-man quick jacking installation of elastic vibration isolation device or maintain and replace of can realizing is provided.
The present invention side-mounted floating ballast bed be to realize like this, comprise the plate of floating, pad and elastic vibration isolation device, the elastic vibration isolation device is arranged on the outside, below of the plate of floating, and be bearing on the plate of floating by pad, it is characterized in that floating, corresponding elastic vibration isolation device lay down location is provided with the jacking through hole on the plate, the overall size of pad is greater than the overall size of jacking through hole, and opening is set on the pad, and the pad opening coincides with the small part that is projected to of jacking through hole at elastic vibration isolation device end face down in working order.
The shape of cross section of described jacking through hole can be shapes such as circle, triangle, square, ellipse, rectangle or regular hexagon, as long as can realize the cooperation that contacts of jack and elastic vibration isolation device, or realize effectively articulating with lift-up device and cooperate, can realize same function.
For the ease of carrying out spacing to the elastic vibration isolation device, under the situation that the plate thickness of floating allows, floating is provided with the side groove on the plate, and pad and elastic vibration isolation device to small part place in the side groove, and elastic vibration isolation device end face is bearing in by pad on the side groove of the plate both sides of floating on the end face.Certainly, in order to adapt to spacing under the various conditions, also can prevent the coupling arrangement of its horizontal shift in the upper and lower surface setting of elastic vibration isolation device, the top coupling arrangement connects with the pad or the plate of floating, the below coupling arrangement connects with the basis, and coupling arrangement is mechanical brakeman, bolt or concaveconvex structure.
In addition, for convenience single jacking installation or maintain and replace elastic vibration isolation device are in the jacking through hole or jacking is set on every side holds the power member.The form that the power member is held in described jacking is varied, can be the jacking block that is provided with in the jacking through hole; One mount hole perhaps is set below the jacking through hole, and mount hole is slightly larger than the jacking through hole, and the jacking through hole is combined into a shoulder hole with mount hole, and the shoulder that the power member is the ladder place is held in jacking; It also can be in the jacking through hole or around the jacking through hole jacking bolt hole to be set that the power member is held in jacking, or shackle or pin-and-hole otic placode or T type keyhole; In addition, it can also be in the jacking through hole coupling sleeve to be set that the power member is held in jacking, and it is that the jacking block is set on the coupling sleeve that the power member is held in jacking, or bolt hole or shackle or pin-and-hole otic placode or T type keyhole.
For prevent foreign material from the jacking through hole fall into floating ballast bed in, on the jacking through hole, end cap is set.In addition, need to prove, elastic vibration isolation device described in the present invention 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.
Be second order of the present invention, a kind of installation and raising method of side-mounted floating ballast bed middle elasticity vibration isolator be provided, comprise following steps:
1) the elastic vibration isolation device is positioned over below the side groove of the both sides, plate below of floating;
2) pressure output end of lift-up device is put into the jacking through hole, the support that relies on jacking to hold the power member utilizes the lift-up device reinforcing in elastic vibration isolation device end face, puts the gap that occurs between the end face on the groove greater than spacer thickness until elastic vibration isolation device end face and Side;
3) pad that will have an opening is put into elastic vibration isolation device and Side and is put on the groove between the end face, and the opening of pad can hold the pressure output end of lift-up device, and the thickness of pad loads the needs setting of stroke or top lifting height according to the elastic vibration isolation device;
4) with the lift-up device unloading, pad is put the groove end face with elastic vibration isolation device and Side and is contacted, and this elastic vibration isolation device is realized carrying;
5) so adjacent elastic vibration isolation device is increased pad one by one, plate breaks away from ground until floating;
6) according to total top lifting height requirement, substep is adjusted the thickness or the quantity of pad above the elastic vibration isolation device one by one, and plate reaches predetermined altitude until floating.
The 3rd purpose of the present invention is to provide a kind of maintenance replacing method of side-mounted floating ballast bed middle elasticity vibration isolator, it is characterized in that comprising following steps:
1) pressure output end of lift-up device is put into the jacking through hole, the support that relies on jacking to hold the power member utilizes lift-up device reinforcing end face on the elastic vibration isolation device, puts until pad and Side that end face disengages on the groove;
2) pad is taken out;
3) with the lift-up device unloading, put the groove end face with Side after the resilience of elastic vibration isolation device and no longer contact, the elastic vibration isolation device is put under the groove from Side taken out, overhaul or change;
4) the elastic vibration isolation device after will overhauling or change is put into the plate Side that floats by the side and is put groove;
5) pressure output end of lift-up device is put into the jacking through hole, elastic vibration isolation device end face is loaded, elasticity of compression vibration isolator is put on the groove gap between the end face greater than the thickness of pad until elastic vibration isolation device end face and Side;
6) pad is put into this gap,
7) make lift-up device unloading, the resilience of elastic vibration isolation device, compress gasket;
8) as required, repeat above-mentioned steps, other elastic vibration isolation device is overhauled or changes.
During jacking, the elastic vibration isolation device is placed in the side groove of the plate of floating, by the jacking through hole jack piston or its extension directly are pressed on the elastic vibration isolation device, again lift-up device is fixed on the rail, provide support counter-force with rail, utilize the jack work elasticity of compression vibration isolator of exerting pressure, then pad is inserted at the elastic vibration isolation device and float between the plate, when inserting, utilize the opening that is provided with on the pad to step down for jack piston or its extension, described jack piston extension is meant in order to increase effective jacking active length of jack, sets up the cushion block that is mated before jack piston; With the jack pressure release, the resilience of elastic vibration isolation device, pad is pressed on the side groove end face, and the plate of floating is supported by the elastic vibration isolation device, finishes the jacking of a station.Other stations are carried out jacking successively according to the method described above in batches, float the elastic vibration isolation device of plate when abundant when supporting, the plate of floating will break away from surface of base fully, is floated by elastic vibration isolation device elasticity.Utilize said method the levelness of the plate of floating to be met design requirement by the gross thickness of adjusting pad, and reach suitable working depth, it is side-mounted floating ballast bed finally to constitute the present invention.During maintain and replace, still utilize jack, take off pad, let out then and carry jack, take out the elastic vibration isolation device again, corresponding bad element is carried out getting final product according to the installation of aforementioned way jacking again behind the maintain and replace again by jacking through hole elasticity of compression vibration isolator.Like this, just can realize man-to-man quick jacking installation of elastic vibration isolation device or maintain and replace.In maintenance process, because the elastic vibration isolation device of other positions is still keeping effectively supporting, too big variation can not take place in the space of the plate of floating when therefore taking out some elastic vibration isolation devices, so do not need to remove rail.Owing to need not to remove rail, the present invention compared with prior art shortens side-mounted floating ballast bed maintenance time greatly, therefore just can finish maintain and replace in the traffic operation gap, and having avoided stops transport keeps in repair the various losses that cause.
In addition, when the plate of floating thinner, the plate side groove depth of floating is not enough to swing in advance when on the elastic vibration isolation device or the plate of floating the side groove not being set, the method integral jacking that can the continue to use prior art plate of floating, after elastic vibration isolation device and pad are put in the relevant position, fall the plate of floating, the gross thickness of adjusting improper station pad according to preceding method meets design requirement the levelness of the plate of floating again, and reach suitable working depth, it is side-mounted floating ballast bed finally to constitute the present invention.During maintain and replace, equally only at bad station with jack by jacking through hole elasticity of compression vibration isolator, take off pad, let out then and carry jack, take out the elastic vibration isolation device again, corresponding bad element is carried out getting final product according to the installation of aforementioned way jacking again behind the maintain and replace again, like this, can realize that also overall process does not need to remove rail yet, can not cause stopping of traffic operation yet to man-to-man quick jacking installation of elastic vibration isolation device or maintain and replace.
When Side puts slot length and floats plate when isometric, be a special case, for section is the staged of the inverted "convex" shape plate of floating.Side puts groove and lacked and help increasing the weight and the rigidity of floating plate, and is favourable to the dynamic characteristics of the plate of floating.
The present invention is side-mounted floating ballast bed, by the jacking through hole is set on the plate of floating, utilize the direct elasticity of compression vibration isolator of jack, thereby realized smoothly man-to-man quick jacking installation of elastic vibration isolation device or maintain and replace, overcome and directly contacted the plate of floating when jack supports in the prior art, run into individual station and need adjust also the defective of must whole lifting floating plate or floating plate than the large tracts of land lifting, shortened construction period greatly, reduced construction cost, it is simple in structure, and is easy to operate, dependable performance, high efficiency, applicability is strong, can be widely used in railway, subway, various field of track traffic such as overhead railway or urban light rail.The present invention is side-mounted floating ballast bed, and applicability is stronger, and jacking installation and regular maintenance are more convenient, when not influencing vibration isolation efficiency, significantly reduced construction cost, cost performance is higher, helps side-mounted floating ballast bed technology applying in a wider context, and market application foreground is very wide.
The side-mounted floating ballast bed true value of the present invention is, has overcome the difficult problem that traditional for a long time side-mounted railway roadbed can't be realized man-to-man quick jacking installation of spring vibration isolation device or maintain and replace.In addition, in built-in type floating track bed, because installing, the loading and unloading of elastic vibration isolation device and jacking need to utilize the reservation through hole of on the plate of floating, offering, the intensity of floating plate for reduction within reason, the size of elastic vibration isolation device is subjected to strictly limiting, usually can only adopt the elastic vibration isolation device that size is less, bearing capacity is less, increase the technical scheme of elastic vibration isolation device usage quantity simultaneously.This type of technical scheme has not only improved the manufacture difficulty of the plate of floating and the usage quantity of elastic vibration isolation device, has also increased the workload that the jacking of elastic vibration isolation device is installed greatly.Because the side-mounted floating ballast bed elastic vibration isolation device of the present invention loads and unloads from the side, unlike built-in railway roadbed, need on the plate of floating, offer the reservation through hole corresponding with elastic vibration isolation device size, therefore can adopt the large-scale elastic vibration isolation device that appearance and size is big, bearing capacity is stronger, like this, in the side-mounted floating ballast bed structure of the present invention, can adopt the bearing capacity that improves single elastic vibration isolation device, reduce the technical scheme of elastic vibration isolation device usage quantity simultaneously.The application of this technical scheme, to significantly reduce the usage quantity of elastic vibration isolation device, and can significantly reduce the workload and the operation easier of the maintenance of floating ballast bed jacking and later stage, all realize qualitative leap from each side such as construction period, manufacture difficulty, manufacturing cost, maintenance costs.To sum up, the appearance of the side-mounted floating ballast bed technology of the present invention, it is the revolution of side-mounted floating ballast bed technical field, its huge technical advantage, economic benefit and social benefit will just be demonstrated fully in the short time at the following utmost point, will promote the rapid popularization of side-mounted floating ballast bed technology.
Description of drawings
Fig. 1 is one of side-mounted floating ballast bed structural representation of the present invention.
Fig. 2 is the A-A partial sectional view of Fig. 1.
Fig. 3 is the schematic appearance of the side-mounted floating ballast bed Intermediate gasket of the present invention.
Fig. 4 is a side-mounted floating ballast bed jacking process schematic diagram shown in Figure 1.
Fig. 5 is two of the side-mounted floating ballast bed structural representation of the present invention.
Fig. 6 is that the B-B of Fig. 5 is to partial sectional view.
Fig. 7 is three of the side-mounted floating ballast bed structural representation of the present invention.
Fig. 8 is that the C-C of Fig. 7 is to partial sectional view.
Fig. 9 is four of the side-mounted floating ballast bed structural representation of the present invention.
Figure 10 is that the D-D of Fig. 9 is to partial sectional view.
Figure 11 is five of the side-mounted floating ballast bed structural representation of the present invention.
Figure 12 is six of the side-mounted floating ballast bed structural representation of the present invention.
Figure 13 is that the E of Figure 12 is to partial view.
Figure 14 is one of structural representation of lift-up device.
Figure 15 is that the F of Figure 14 is to view.
Figure 16 is a lift-up device shown in Figure 15 and the side-mounted floating ballast bed schematic diagram that cooperates of the present invention shown in Figure 12.
Figure 17 is a lift-up device shown in Figure 15 at the side-mounted application schematic diagram in floating ballast bed of the present invention shown in Figure 12.
Figure 18 is seven of the side-mounted floating ballast bed structural representation of the present invention.
Figure 19 is that the G of Figure 18 is to partial view.
Figure 20 is a lift-up device shown in Figure 15 at the side-mounted application schematic diagram in floating ballast bed of the present invention shown in Figure 19.
Figure 21 is eight of the side-mounted floating ballast bed structural representation of the present invention.
Figure 22 is that the H of Figure 21 is to partial view.
Figure 23 be lift-up device structural representation two.
Figure 24 is that the J of Figure 23 is to view
Figure 25 is a lift-up device shown in Figure 23 at the side-mounted application schematic diagram in floating ballast bed of the present invention shown in Figure 21.
Figure 26 is nine of the side-mounted floating ballast bed structural representation of the present invention.
Figure 27 is the side-mounted floating ballast bed jacking scheme of installation of the present invention shown in Figure 26.
Figure 28 is ten of the side-mounted floating ballast bed structural representation of the present invention.
Figure 29 is a lift-up device shown in Figure 15 at the side-mounted application schematic diagram in floating ballast bed of the present invention shown in Figure 28.
Figure 30 is 11 of the side-mounted floating ballast bed structural representation of the present invention.
The specific embodiment
Embodiment one
Side-mounted floating ballast bed as Fig. 1, Fig. 2, the present invention shown in Figure 3, comprise the plate 1 of floating, elastic vibration isolation device 2 and pad 3, elastic vibration isolation device 2 is arranged in the side groove 5 of the side, plate 1 below of floating, and be bearing on the plate 1 of floating by pad 3, floating, corresponding position of putting elastic vibration isolation device 2 is provided with jacking through hole 7 on the plate 1, also be provided with opening 10 on the pad 3, the position of opening 10 is corresponding with jacking through hole 7.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.Track structure 4 is arranged on the plate 1 of floating, and track structure described herein can also comprise auxiliary elements such as sleeper and fastener except that comprising rail.Prevent the coupling arrangement of its horizontal shift in the upper and lower surface setting of elastic vibration isolation device 2, the top coupling arrangement for and pad 3 between have a very mechanical brakeman 9 of great friction coefficient, the below coupling arrangement is for embedding the taper projectioies 8 of utilizing built-up welding to be provided with at elastic vibration isolation device base plate soffit in the basis 6.Also be provided with the end cap 20 that prevents that foreign matter from falling at the top of jacking through hole.
As shown in Figure 5, lift-up device is made up of lifting beam 13, jack 14, cushion block 15.During jacking, at first elastic vibration isolation device 2 is placed on the plate 1 of floating in the side groove 5 that is provided with, the cushion block 15 and the jack 14 that will be used to increase the jack impulse stroke by jacking through hole 7 are placed directly in elastic vibration isolation device 2; Jacking 13 is fixed on the rail 21, wherein rail 21 is fixedly connected on the plate 1 of floating with sleeper 12, fastener 11 again; Drive jack 14, provide support counter-force with lift-up device 13 and rail 21, utilize jack 14 elasticity of compression vibration isolator 2 of exerting pressure, then pad 3 is inserted at elastic vibration isolation device 2 and float between the plate 1, when inserting, utilize on the pad 3 opening that is provided with 10 to step down for cushion block 15; With jack 14 pressure releases, 2 resiliences of elastic vibration isolation device, pad 3 is pressed on side groove 5 end faces, and the plate 1 of floating is finished the jacking of a station by 2 supportings of elastic vibration isolation device.Other stations are carried out jacking successively according to the method described above in batches, float the elastic vibration isolation device 2 of plate 1 when abundant when supporting, the plate 1 of floating will break away from basic 6 surfaces fully, is floated by elastic vibration isolation device 2 elasticity.Utilize said method the levelness of the plate of floating to be met design requirement by the gross thickness of adjusting pad 3, and reach suitable working depth, it is side-mounted floating ballast bed finally to constitute the present invention.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.In like manner, during maintain and replace, still utilize jack 14 by jacking through hole 7 elasticity of compression vibration isolators 2, take off pad 3, let out then and carry jack 14, take out elastic vibration isolation device 2 again, corresponding bad element is carried out getting final product according to the installation of aforementioned way jacking again behind the maintain and replace again.Like this, just can realize man-to-man quick jacking installation of elastic vibration isolation device or maintain and replace.In maintenance process, because the elastic vibration isolation device of other positions is still keeping effectively supporting, too big variation can not take place in the space of the plate of floating when therefore taking out some elastic vibration isolation devices, so do not need to remove rail.Because compression is the elastic vibration isolation device, its loading force is by the decision of the rigidity of elastic vibration isolation device and compression displacement, be static determinacy and determine, in the jacking process, the bearing capacity of adjacent vibration isolator is redistribution and adjustment automatically, share the weight of the plate of floating jointly, local jacking overload can not occur and destroy the plate of floating.Owing to need not to remove rail, the present invention compared with prior art shortens side-mounted floating ballast bed maintenance time greatly, therefore just can finish maintain and replace in the traffic operation gap, and having avoided stops transport keeps in repair the various losses that cause.
Among the present invention, it is the rail structure that the power member is held in jacking, specifically is the fixing bolt hole of the rail clip of rail.
For ease of processing and avoiding stress to concentrate, jacking through hole 7 is arranged to cylindrical hole in this example, but be based on the technology of the present invention principle, other shapes such as that the shape of cross section of jacking through hole also can be arranged to is square, oval, rectangle or regular hexagon, as long as can realize the cooperation that contacts of jack and elastic vibration isolation device, can realize same function.
The present invention is side-mounted floating ballast bed, by the jacking through hole is set on the plate of floating, utilize the direct elasticity of compression vibration isolator of jack, thereby realized smoothly man-to-man quick jacking installation of elastic vibration isolation device or maintain and replace, overcome and directly contacted the plate of floating when jack supports in the prior art, run into individual station and need adjust also the defective of must whole lifting floating plate or floating plate than the large tracts of land lifting, shortened construction period greatly, reduced construction cost, it is simple in structure, and is easy to operate, dependable performance, high efficiency, applicability is strong, can be widely used in railway, subway, various field of track traffic such as overhead railway or urban light rail.The present invention is side-mounted floating ballast bed, and applicability is stronger, and jacking installation and regular maintenance are more convenient, when not influencing vibration isolation efficiency, significantly reduced construction cost, cost performance is higher, helps side-mounted floating ballast bed technology applying in a wider context, and market application foreground is very wide.
In addition, the side-mounted floating ballast bed elastic vibration isolation device that is suitable for of the present invention 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.Also be so in the side-mounted floating ballast bed embodiment of back, be explained no longer repeatedly.In addition, the shape of pad also is not limited to shape shown in Figure 3, as long as intensity is enough, middle opening can be embodied as jack piston smoothly or its extension is stepped down, and also can be arranged to other shapes such as circle, rectangle.The quantity of pad also can be provided with one, two or more as required.
In addition, except the upper and lower surface of mentioning in this example at elastic vibration isolation device 2 is provided with mechanical brakeman 9 and taper projection 8 respectively as preventing the coupling arrangement of its horizontal shift, also can adopts on the upper and lower surface of elastic vibration isolation device 2 and mechanical brakeman 9 all is set as the coupling arrangement that prevents its horizontal shift; Certainly, can also adopt and at elastic vibration isolation device upper surface mechanical brakeman 9 is set and be used for spacing, simultaneously, in the basis 6 below the elastic vibration isolation device anchor bolt is set, utilize anchor bolt to cooperate to carry out technical scheme such as level is spacing with the shrinkage pool of elastic vibration isolation device soffit setting, as long as can realize effectively spacing to the elastic vibration isolation device, can be applied among the present invention.Because the spacing scheme of above-mentioned level is that the spacing common technology scheme of level is carried out in this area, therefore only describe accompanying drawing statement no longer one by one with literal at this.
Embodiment two
Side-mounted floating ballast bed as Fig. 5, the present invention shown in Figure 6, be with the difference of embodiment one, because the upper and lower surface at elastic vibration isolation device 2 among the embodiment one is provided with mechanical brakeman 9 and the taper projection 8 that prevents its horizontal shift respectively, therefore can effectively guarantee elastic vibration isolation device 2 in the course of the work not occurred level be shifted relatively, in order further to save material, simplify work progress, reduce cost, in this example, continuous side groove 5 is set on the plate 1 of floating.The position of elastic vibration isolation device 2 corresponding setting corresponding jacking through hole 7 in the side groove, the elastic vibration isolation device 2 that is adopted in this example is the rubber spring vibration isolator.Described side-mounted floating ballast bed jacking of this example and maintaining method are identical with embodiment one.
Certainly except that being provided with the taper projection at elastic vibration isolation device soffit, mechanical brakeman or stone bolt are set, and to be used for level spacing, also can realize same effect.
Embodiment three
Certainly in order further to reduce cost, satisfying under the situation of requirement of strength, on the side-mounted floating ballast bed plate of floating of the present invention more shallow side groove 5 can be set, as Fig. 7, shown in Figure 8, be with embodiment two differences, only part pad 3 places in the side groove 5, because mechanical brakeman 9 and taper projection 8 can prevent elastic vibration isolation device 2 occurred level displacement in the course of the work well, therefore also can realize same vibration isolating effect and function.In addition, for the situation that polylith pad 3 is set, for the sake of security, can utilize securing member that the polylith pad is connected as a single entity, even directly be connected on the elastic vibration isolation device with securing member.
It is to be noted, only be provided with very shallow side groove 5 owing to float on the plate 1, can't before jacking, the elastic vibration isolation device be put to the jacking through hole, therefore, the side-mounted floating ballast bed method integral jacking that can continue to use prior art of this type of the present invention plate of floating, or adopt the prefabricated slab integral of floating to be lifted on the elastic vibration isolation device, after elastic vibration isolation device and pad are put in the relevant position, fall the plate of floating, the gross thickness of the improper station pad of single again adjustment meets design requirement the levelness of the plate of floating, and reach suitable working depth, it is side-mounted floating ballast bed finally to constitute the present invention.During maintain and replace, equally only at bad station with jack by jacking through hole elasticity of compression vibration isolator, take off pad, let out then and carry jack, take out the elastic vibration isolation device again, corresponding bad element is carried out getting final product according to the installation of aforementioned way jacking again behind the maintain and replace again, like this, can realize that also overall process does not need to remove rail yet, can not cause stopping of traffic operation yet to man-to-man quick jacking installation of elastic vibration isolation device or maintain and replace.
Certainly, the degree of depth of side groove 5 also can suitably increase, make the elastic vibration isolation device also part place in the side groove 5, can realize preventing the effect that moves horizontally so better.
Embodiment four
Side-mounted floating ballast bed as Fig. 9, the present invention shown in Figure 10, be that with the difference of embodiment three in order further to reduce the construction working amount, cancellation side groove structure is made the plate 1 of floating the armored concrete slab of uniform thickness.Mechanical brakeman 9 also is set between elastic vibration isolation device 2 and basis 6 prevents elasticity vibration isolator occurred level displacement in the course of work.The elastic vibration isolation device that adopts in this example is the inner helical steel springs vibration isolator that is provided with the rubber solids damping material.
Certainly, as shown in figure 11, the utilization shallow slot that jacking through hole 7 bottoms are provided with on the plate 1 of floating is assisted spacing, also is a good selection, so also can not increase a lot of difficulty of construction and cost of production.
Embodiment five
The present invention is side-mounted floating ballast bed as shown in Figure 12 and Figure 13, is with the difference of embodiment one, jacking is set in jacking through hole 7 holds the power member, and it is the jacking block 30 that symmetrically arranged two steel plates are made in the jacking through hole that the power member is held in described jacking.
When jacking installation or maintain and replace, can utilize Figure 14, lift-up device shown in Figure 15, described lift-up device comprises jack 31, articulates piece 32, securing member 33 and connecting rod 34, it is integrally welded with connecting rod 34 wherein to articulate piece 32, and utilizing securing member 33 that jack 31 is fixed together, jack partly is the pressure output end of lift-up device.The concrete steps that jacking is installed are as follows, as Figure 16, shown in Figure 17:
1) elastic vibration isolation device 2 is positioned over below the side groove 5 of the both sides, plate 1 below of floating;
2) pressure output end of lift-up device is put into jacking through hole 7, articulating piece 32 puts into until its upper surface along the dotted line direction and is lower than jacking block 30 soffits, to articulate about 90 ° of piece 32 rotations then, make and articulate piece 32 and realize that with jacking block 30 profiles are overlapping, drive jack 31, allow and articulate piece 32 and realize articulating with jacking block 30, rely on jacking block 30 to support, utilize the lift-up device reinforcing in elastic vibration isolation device 2 end faces, elasticity of compression vibration isolator 2 is put the gap that occurs between the end face on the groove 5 greater than spacer thickness until elastic vibration isolation device end face 2 and Side;
3) pad 3 that will have an opening is put into elastic vibration isolation device 2 and Side and is put on the groove 5 between the end face, utilizes the opening of pad 3 to dodge jack 31, and the thickness of pad 3 loads the needs setting of stroke or top lifting height according to the elastic vibration isolation device;
4) with jack 31 unloadings, 2 resiliences of elastic vibration isolation device, pad 3 is put groove 5 end faces with elastic vibration isolation device 2 and Side and is contacted, and this elastic vibration isolation device 2 is realized carrying;
5) so adjacent elastic vibration isolation device 2 is increased pad 3 one by one, plate 1 breaks away from ground until floating;
6) according to total top lifting height requirement, substep is adjusted the thickness or the quantity of pad 3 above the elastic vibration isolation device 2 one by one, reaches predetermined altitude until the plate 1 of floating, and finishes jacking and installs, and it is side-mounted floating ballast bed to constitute the present invention.
Equally also can utilize lift-up device that the described side-mounted arbitrary elastic vibration isolation device in floating ballast bed of this example is carried out maintain and replace, concrete steps are as follows:
1) pressure output end of lift-up device is put into the jacking through hole, make to articulate piece 32 and realize articulating, rely on jacking block 30, utilize lift-up device reinforcing end face on elastic vibration isolation device 2 as supporting with jacking block 30, elasticity of compression vibration isolator 2 puts with Side until pad 3 that end face disengages on the groove 5;
2) pad 3 is taken out;
3) with the lift-up device unloading, put groove 5 end faces with Side after 2 resiliences of elastic vibration isolation device and no longer contact, the elastic vibration isolation device is put groove from Side take out for 5 times, overhaul or change;
4) Side that puts into the plate 1 of floating by the side of the elastic vibration isolation device 2 after will keeping in repair or change puts groove 5;
5) pressure output end of lift-up device is put into jacking through hole 7, elastic vibration isolation device 2 end faces are loaded, elasticity of compression vibration isolator 2 is put on the groove 5 gap between the end face greater than the thickness of pad 3 until elastic vibration isolation device 2 end faces and Side;
6) pad 3 is put into this gap,
7) make the lift-up device unloading, 2 resiliences of elastic vibration isolation device, compress gasket 3 is realized the carrying to floating plate 1 again;
8) as required, repeat above-mentioned steps, other elastic vibration isolation device is overhauled or changes.
This example is that example describes so that two jacking blocks to be set only, in the practical application, three even more jacking block can be set also, the jacking block can certainly be fused, be arranged to have the jacking baffle ring of central through hole, also can realize same effect.
Need to prove, for the ease of expression the present invention side-mounted floating ballast bed structure, in this routine relevant drawings end cap is not shown, in actual applications for needs such as satisfy safety and prevent that foreign matter from falling into, after jacking is finished, should on the jacking through hole, set up end cap and seal.In ensuing embodiment, also there is this problem, describe in the lump at this, repeat no longer one by one.
Embodiment six
Side-mounted floating ballast bed as Figure 18, the present invention shown in Figure 19, know-why based on embodiment five, jacking through hole 7 belows are provided with mount hole 50, wherein jacking through hole 7 shape of cross sections are rectangle, mount hole 50 shape of cross sections are circular, the size of jacking through hole 7 is slightly larger than the size that articulates piece 32 in the lift-up device shown in Figure 14, the overall size of mount hole 50 is greater than the overall size of jacking through hole 7, jacking through hole 7 is together to form a shoulder hole with mount hole 50, utilizes the shoulder 35 at ladder place to hold the power member as jacking.
When jacking installation or maintain and replace, similar to embodiment five described steps as shown in figure 20, just in the application process, utilize shoulder 35 to substitute jacking block 30 among the embodiment 5, the piece 32 that articulates of lift-up device changes into articulating with shoulder 35 and cooperates.
This structure side-mounted floating ballast bed is because jacking block in addition, and therefore processing is easier, and cost is lower.In addition, the Reinforced Concrete Materials of plate itself constitutes because the shoulder utilization is floated, and does not therefore have problems such as corrosion, longer service life.
Embodiment seven
Side-mounted floating ballast bed as Figure 21, the present invention shown in Figure 22, be with the difference of embodiment five, in this example, it is around the jacking through hole 7 jacking bolt hole 37 to be set that the power member is held in jacking, and wherein jacking bolt hole 37 is arranged on the metal anchorage 36 that is preset in the plate 1 of floating.
When jacking installation or maintain and replace, utilize as Figure 23, lift-up device shown in Figure 24.Described lift-up device comprises the bracing frame 38 that I-steel constitutes, and the welding of the fixed-site of corresponding metal anchorage 36 is provided with the adpting flange 39 of connecting through hole 40 on the bracing frame 38, and same, connecting through hole 40 is also corresponding with the position of jacking bolt hole 37.During application, as shown in figure 25, by connecting through hole 40 and jacking bolt hole 37, utilize securing member 41 that the lift-up device and the plate 1 of floating are linked into an integrated entity, provide support for jack 51 with bracing frame 38, to realize the process of elasticity of compression vibration isolator 2, remaining jacking or maintenance step are basic identical, describe no longer repeatedly.When the impulse stroke of jack 51 is not enough, 42 pairs of not enough impulse strokes of cushion block can be set in addition recompenses.
Embodiment eight
The present invention is side-mounted floating ballast bed as shown in figure 26, is with the different of embodiment seven, and the metal anchorage that is provided with in the plate 1 of floating exposes on the otic placode 43 above the plate of floating and has pin-and-hole 44, holds the power member with the otic placode 43 that has pin-and-hole 44 as jacking in this example
When jacking installation or maintain and replace, as shown in figure 27, utilize the diagram lift-up device, on the bracing frame 38 in the corresponding plate 1 of floating the position correspondence of otic placode 43 junction plate 45 is set, respective pin hole 44 is provided with connecting hole on the junction plate 45.During application,, utilize securing member, the lift-up device and the plate 1 of floating are linked into an integrated entity by pin-and-hole 44 and connecting hole.And then by the method for the invention the plate of floating is carried out jacking and install, or the elastic vibration isolation device is carried out maintain and replace.
Based on embodiment seven and embodiment eight described know-whies, it can also be in the jacking through hole or structures such as shackle that is provided with around the jacking through hole or T type keyhole that the power member is held in jacking, as long as lift-up device firmly can be connected with the plate of floating, for elasticity of compression vibration isolator provides effective support, can realize good effect.
Embodiment nine
The present invention is side-mounted floating ballast bed as shown in figure 28, is that with the difference of embodiment five on jacking through hole 7 surfaces coupling sleeve 46 is set, it is the jacking block 30 that fixedly installs on the coupling sleeve 46 that the power member is held in jacking.
When jacking installation or maintain and replace, as shown in figure 29, the jacking block 30 that fixedly installs on piece 32 and the coupling sleeve 46 that articulates in the lift-up device matches, and implements to get final product with reference to embodiment five described steps.
Embodiment ten
The present invention is side-mounted floating ballast bed as shown in figure 30, is with the difference of embodiment nine, jacking bolt hole 47 directly is set on coupling sleeve holds the power member as jacking.
This side-mounted floating ballast bed structure is simpler, uses material also still less, helps saving cost.
Based on the described know-why of this example, the power member is held in jacking also can also can realize good effect for the structures such as shackle, pin-and-hole otic placode or T type keyhole that are provided with on the coupling sleeve.
Based on know-why of the present invention, except that the tabular plate of floating described in the embodiment, the present invention is side-mounted floating ballast bedly can also to adopt ladder shape float plate or the other forms of plate of floating, and also can play same effect.
Claims (12)
- One kind side-mounted floating ballast bed, comprise the plate of floating, pad and elastic vibration isolation device, the elastic vibration isolation device is arranged on the outside, below of the plate of floating, and be bearing on the plate of floating by pad, it is characterized in that floating, corresponding elastic vibration isolation device lay down location is provided with the jacking through hole on the plate, the overall size of pad is greater than the overall size of jacking through hole, and opening is set on the pad, and the pad opening coincides with the small part that is projected to of jacking through hole at elastic vibration isolation device end face down in working order.
- 2. according to claim 1 side-mounted floating ballast bed, the plate that it is characterized in that floating is provided with the side groove, and pad and elastic vibration isolation device to small part place in the side groove, and elastic vibration isolation device end face is bearing in by pad on the side groove of the plate both sides of floating on the end face.
- 3. according to claim 1 and 2 side-mounted floating ballast bed, it is characterized in that in the jacking through hole or jacking be set on every side holding the power member.
- 4. according to claim 3 side-mounted floating ballast bed, it is characterized in that it is the jacking block that is provided with in the jacking through hole that the power member is held in jacking.
- 5. according to claim 3 side-mounted floating ballast bed, it is characterized in that jacking through hole below is provided with a mount hole, mount hole is slightly larger than the jacking through hole, and the jacking through hole is combined into a shoulder hole with mount hole, and the shoulder that the power member is the ladder place is held in jacking.
- 6. according to claim 3 side-mounted floating ballast bed, it is characterized in that it is in the jacking through hole or around the jacking through hole jacking bolt hole to be set that the power member is held in jacking, or shackle or pin-and-hole otic placode or T type keyhole.
- 7. according to claim 3 side-mounted floating ballast bed, it is characterized in that in the jacking through hole coupling sleeve being set, it is that the jacking block is set on the coupling sleeve that the power member is held in jacking, or bolt hole or shackle or pin-and-hole otic placode or T type keyhole.
- 8. according to claim 1 and 2 side-mounted floating ballast bed, the upper and lower surface that it is characterized in that the elastic vibration isolation device is provided with the coupling arrangement that prevents its horizontal shift, the top coupling arrangement connects with the pad or the plate of floating, the below coupling arrangement connects with the basis, and coupling arrangement is mechanical brakeman, bolt or concaveconvex structure.
- 9. according to claim 1 and 2 side-mounted floating ballast bed, it is characterized in that jacking through hole top is provided with end cap.
- 10. according to claim 1 side-mounted floating ballast bed, it is characterized in that the shape of cross section of jacking through hole is circle, triangle, square, ellipse, rectangle or regular hexagon.
- 11. a claim 1 or 2 described side-mounted floating ballast bed in the installation and the raising method of elasticity vibration isolators, it is characterized in that comprising following steps:1) the elastic vibration isolation device is positioned in the side groove below of the both sides, plate below of floating;2) pressure output end of lift-up device is put into the jacking through hole, the support that relies on jacking to hold the power member utilizes the lift-up device reinforcing in elastic vibration isolation device end face, puts the gap that occurs between the end face on the groove greater than spacer thickness until elastic vibration isolation device end face and Side;3) pad that will have an opening is put into elastic vibration isolation device and Side and is put on the groove between the end face, and the opening of pad can hold the pressure output end of lift-up device, and the thickness of pad loads the needs setting of stroke or top lifting height according to the elastic vibration isolation device;4) with the lift-up device unloading, pad is put the groove end face with elastic vibration isolation device and Side and is contacted, and this elastic vibration isolation device is realized carrying;5) so adjacent elastic vibration isolation device is increased pad one by one, plate breaks away from ground until floating;6) according to total top lifting height requirement, substep is adjusted the thickness or the quantity of pad above the elastic vibration isolation device one by one, and plate reaches predetermined altitude until floating.
- 12. a claim 1 or 2 described side-mounted floating ballast bed in the maintenance replacing method of elasticity vibration isolators, it is characterized in that comprising following steps:1) pressure output end of lift-up device is put into the jacking through hole, the support that relies on jacking to hold the power member by lift-up device reinforcing end face on the elastic vibration isolation device, puts until pad and Side that end face disengages on the groove;2) pad is taken out;3) with the lift-up device unloading, put the groove end face with Side after the resilience of elastic vibration isolation device and no longer contact, the elastic vibration isolation device is put under the groove from Side taken out, overhaul or change;4) the elastic vibration isolation device after will overhauling or change is put into the plate Side that floats by the side and is put groove;5) pressure output end of lift-up device is put into the jacking through hole, elastic vibration isolation device end face is loaded, elasticity of compression vibration isolator is put on the groove gap between the end face greater than the thickness of pad until elastic vibration isolation device end face and Side;6) pad is put into this gap,7) make lift-up device unloading, the resilience of elastic vibration isolation device, compress gasket;8) as required, repeat above-mentioned steps, other elastic vibration isolation device is overhauled or changes.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100195314A CN102031733B (en) | 2009-09-30 | 2009-09-30 | Side floating track bed and application thereof |
| PCT/CN2010/075341 WO2011038612A1 (en) | 2009-09-30 | 2010-07-21 | Side floating road bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100195314A CN102031733B (en) | 2009-09-30 | 2009-09-30 | Side floating track bed and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102031733A true CN102031733A (en) | 2011-04-27 |
| CN102031733B CN102031733B (en) | 2013-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100195314A Active CN102031733B (en) | 2009-09-30 | 2009-09-30 | Side floating track bed and application thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102031733B (en) |
| WO (1) | WO2011038612A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103306168A (en) * | 2012-03-13 | 2013-09-18 | 隔而固(青岛)振动控制有限公司 | Prefabricated floating slab track bed and construction method thereof |
| CN103306169A (en) * | 2012-03-13 | 2013-09-18 | 隔而固(青岛)振动控制有限公司 | Slab end isolation mounting device for floating track bed |
| CN104594137A (en) * | 2014-12-01 | 2015-05-06 | 同济大学 | Urban rail transit shock absorption type floating slab rail system |
| CN112647371A (en) * | 2021-01-14 | 2021-04-13 | 上海申通地铁集团有限公司 | Construction method for connecting prefabricated unit plates into integral ballast bed by secondary pouring |
| CN112816115A (en) * | 2020-12-30 | 2021-05-18 | 隔而固(青岛)振动控制有限公司 | Stress detection method and measuring tool for elastic vibration isolator in built-in floating slab track bed |
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| CN103336283B (en) * | 2013-06-26 | 2015-09-16 | 上海华测导航技术股份有限公司 | Damping mat in GNSS receiver |
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| CN114214876B (en) * | 2021-09-02 | 2023-06-02 | 中铁二院工程集团有限责任公司 | Anti-seismic ballastless track structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1297712C (en) * | 2004-07-23 | 2007-01-31 | 尹学军 | Floating road bed |
| CN101024981B (en) * | 2007-02-15 | 2011-04-20 | 尹学军 | Split vibration-isolation device and use |
| JP2008303567A (en) * | 2007-06-06 | 2008-12-18 | Kyushu Railway Co | Vibration-isolating ballast track |
| CN201132932Y (en) * | 2007-11-28 | 2008-10-15 | 朱宪臣 | Floating slab ballast bed with steel spring |
-
2009
- 2009-09-30 CN CN2009100195314A patent/CN102031733B/en active Active
-
2010
- 2010-07-21 WO PCT/CN2010/075341 patent/WO2011038612A1/en active Application Filing
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306168A (en) * | 2012-03-13 | 2013-09-18 | 隔而固(青岛)振动控制有限公司 | Prefabricated floating slab track bed and construction method thereof |
| CN103306169A (en) * | 2012-03-13 | 2013-09-18 | 隔而固(青岛)振动控制有限公司 | Slab end isolation mounting device for floating track bed |
| CN103306168B (en) * | 2012-03-13 | 2016-01-20 | 隔而固(青岛)振动控制有限公司 | A kind of prefabricated floating plate railway roadbed and construction method thereof |
| CN103306169B (en) * | 2012-03-13 | 2016-01-20 | 隔而固(青岛)振动控制有限公司 | Floating ballast bed plate end isolation mounting |
| CN104594137A (en) * | 2014-12-01 | 2015-05-06 | 同济大学 | Urban rail transit shock absorption type floating slab rail system |
| CN112816115A (en) * | 2020-12-30 | 2021-05-18 | 隔而固(青岛)振动控制有限公司 | Stress detection method and measuring tool for elastic vibration isolator in built-in floating slab track bed |
| CN112816115B (en) * | 2020-12-30 | 2022-06-03 | 隔而固(青岛)振动控制有限公司 | Stress detection method and measuring tool for elastic vibration isolator in built-in floating slab track bed |
| CN112647371A (en) * | 2021-01-14 | 2021-04-13 | 上海申通地铁集团有限公司 | Construction method for connecting prefabricated unit plates into integral ballast bed by secondary pouring |
| CN112647371B (en) * | 2021-01-14 | 2022-12-27 | 上海申通地铁集团有限公司 | Construction method for connecting prefabricated unit plates into integral ballast bed by secondary pouring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102031733B (en) | 2013-11-27 |
| WO2011038612A1 (en) | 2011-04-07 |
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