CN207109464U - A kind of particle damping energy dissipation vibration damping sleeper - Google Patents
A kind of particle damping energy dissipation vibration damping sleeper Download PDFInfo
- Publication number
- CN207109464U CN207109464U CN201720962137.4U CN201720962137U CN207109464U CN 207109464 U CN207109464 U CN 207109464U CN 201720962137 U CN201720962137 U CN 201720962137U CN 207109464 U CN207109464 U CN 207109464U
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- Prior art keywords
- energy dissipation
- damping
- sleeper
- particle
- damping energy
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Abstract
The utility model discloses a kind of particle damping energy dissipation vibration damping sleeper, the particle damping energy dissipation vibration damping sleeper includes sleeper main body and the particle damping energy dissipation element being embedded in the sleeper main body;The upper surface of the sleeper main body is provided with rail support groove;The particle damping energy dissipation element includes housing, and the enclosure interior is provided with damping particles;The bottom surface of the rail support groove offers sulfur cement mortar anchorage bolt hole;The particle damping energy dissipation element is distributed in the lower section of the rail support groove.The utility model has the advantages that the particle damping energy dissipation element being arranged in sleeper main body can absorb and consume the vibrational energy of sleeper main body;Particle damping energy dissipation element is embedded in sleeper body interior equivalent to the damping for adding particle damping energy dissipation vibration damping sleeper so that particle damping energy dissipation vibration damping sleeper can dissipate vibrational energy caused by rail wheeling action, serve the effect of vibration damping and vibration isolation.
Description
Technical field
The utility model belongs to field of track traffic, and in particular to a kind of particle damping energy dissipation vibration damping sleeper.
Background technology
In recent years railway and City Rail Transit System because the superiority development of its large conveying quantity and environmental protection it is rapid, but track
The adverse effect of noise and ambient vibration be present in traffic.Subway or the complaint of Along Railway cell owner, and people are to life
The requirement of the raising of quality, makes noise caused by track traffic and ambient vibration technical problem is gradated as livelihood issues, very
To political issue, by social concerns.
Traditional track structure damping technology has floating plate, Damping fastening, railway ballast pad etc., and their working mechanism is to pass through
The rigidity for changing track structure plays the effect of damping, and these devices have the problem of high cost or vibration of aggravation car body.
So a kind of new track structure dampening apparatus of development is necessary.
The content of the invention
The purpose of this utility model is according in place of above-mentioned the deficiencies in the prior art, there is provided a kind of particle damping energy dissipation vibration damping
Sleeper, the particle damping energy dissipation vibration damping sleeper is by the way that the particle damping energy dissipation element of absorbable vibrational energy is embedded in it
Portion, realize the purpose of dissipation vibrational energy, vibration damping and vibration isolation.
The utility model purpose is realized and completed by following technical scheme:
A kind of particle damping energy dissipation vibration damping sleeper, it is characterised in that:The particle damping energy dissipation vibration damping sleeper includes sleeper
Main body and the particle damping energy dissipation element being embedded in the sleeper main body;The upper surface of the sleeper main body is provided with support rail
Groove;The particle damping energy dissipation element includes housing, and the enclosure interior is provided with damping particles;The particle damping energy dissipation member
Part is distributed in the lower section of the rail support groove.
The housing is cube, and its length of side is between 1 ~ 2cm.
The material of the damping particles is the combination of any one or more in tungsten powder, lead powder, copper powder and iron powder.
The particle diameter of the damping particles is 0.001 ~ 0.5mm.
The damping particles the enclosure interior filling rate between 50 ~ 90%.
The material density of the particle diameter of the damping particles, the filling rate of the damping particles and the damping particles with
The Oscillation Amplitude of the particle damping energy dissipation vibration damping sleeper in the course of the work is directly proportional.
The bottom surface of the rail support groove is rail cant;The gradient of the rail cant is 1:40.
The sleeper body interior is provided with deformed bar and finer wire rack, the particle damping energy dissipation element
Case bonding is on the finer wire rack.
The finer wire rack includes three layers of finer wire net, and every layer of finer wire net includes the six roots of sensation and damped for the particle
The finer wire of dissipative cell bonding.
The bottom surface of the rail support groove offers sulfur cement mortar anchorage bolt hole.
The utility model has the advantages that the particle damping energy dissipation element being arranged in sleeper main body can absorb and consume rail
Rest the head on the vibrational energy of main body;Particle damping energy dissipation element is embedded in sleeper body interior equivalent to adding particle damping energy dissipation
The damping of vibration damping sleeper so that particle damping energy dissipation vibration damping sleeper can dissipate vibrational energy caused by rail wheeling action, play
The effect of vibration damping and vibration isolation.
Brief description of the drawings
Fig. 1 is the three-dimensional view of the first embodiment of the utility model particle damping energy dissipation vibration damping sleeper;
Fig. 2 is the top view of the first embodiment of the utility model particle damping energy dissipation vibration damping sleeper;
Fig. 3 is distribution schematic diagram of the particle damping energy dissipation element in sleeper main body in the utility model;
Fig. 4 is the structural representation of the particle damping energy dissipation element in the utility model;
Fig. 5 is the section view of the sleeper main body in the utility model;
Fig. 6 is the three-dimensional view of the finer wire rack in the utility model;
Fig. 7 is distribution schematic diagram of the particle damping energy dissipation element on finer wire rack in the utility model;
Fig. 8 is the schematic diagram that particle damping energy dissipation vibration damping sleeper of the present utility model is arranged in roadbed section;
Fig. 9 is the schematic diagram that particle damping energy dissipation vibration damping sleeper of the present utility model is arranged in overpass;
Figure 10 is the three-dimensional view of the second embodiment of particle damping energy dissipation vibration damping sleeper of the present utility model;
Figure 11 is distribution schematic diagram of the particle damping energy dissipation element in sleeper main body in the utility model.
Embodiment
Feature of the present utility model and other correlated characteristics are made further specifically by embodiment below in conjunction with accompanying drawing
It is bright, in order to the understanding of technical staff of the same trade:
Such as Fig. 1-11, mark 1-15 is respectively in figure:Particle damping energy dissipation vibration damping sleeper 1, sleeper main body 2, particle damping
Dissipative cell 3, rail support groove 4, sulfur cement mortar anchorage bolt hole 5, housing 6, damping particles 7, deformed bar 10, finer wire rack 11,
Railway ballast 12, rail 13, roadbed 14, overpass 15.
Embodiment 1:As shown in Figure 1, 2, the present embodiment is specifically related to a kind of particle damping energy dissipation vibration damping sleeper 1, the particle
Damping energy dissipation vibration damping sleeper 1 includes sleeper main body 2 and the particle damping energy dissipation element 3 being embedded in sleeper main body 2;Sleeper master
The upper surface of body 2 is provided with rail support groove 4;Rail support groove 4 is used to install rail.
As shown in Figure 1,3, the particle damping energy dissipation vibration damping sleeper 1 of the present embodiment is bolster formula, and wherein sleeper main body 2 is upper
Surface is provided with two rail support grooves 4;Two rail support grooves 4 are located at the both ends of sleeper main body 2 respectively;In the present embodiment, sleeper main body 2
Length be respectively 2600mm, 330mm, 250mm;Sleeper main body 2 uses concreting system of the intensity for C30 to C50
Into;The bottom surface of rail support groove 4 is support rail slope, and support rail slope is the inclined inclined-plane in middle part to sleeper main body 2, and its gradient is 1:40;
The bottom surface of rail support groove 4 is further opened with the sulfur cement mortar anchorage bolt hole 5 being connected for rail.
As shown in Figure 3,4, the integrated distribution of particle damping energy dissipation element 3 in sleeper main body 2 is under two rail support grooves 4
Side;Particle damping energy dissipation element 3 is mainly used in absorbing particles damping energy dissipation vibration damping 1 vibrational energy in the course of the work of sleeper;
Particle damping energy dissipation element 3 includes housing 6, and housing 6 is internally provided with damping particles 7.
As shown in Figure 3,4, particle damping energy dissipation element 3 is a kind of passive vibration control technology;When particle damping energy dissipation subtracts
When the sleeper 1 that shakes is in running order, the vibration of particle damping energy dissipation vibration damping sleeper 1 is transferred to particle by sleeper main body 2 and damped
Dissipative cell 3 so that the damping particles 7 in particle damping energy dissipation element 3 vibrate;In vibration processes, damping particles 7 it
Between can collide and rub;Collision and friction can consume vibrational energy, and vibrational energy is converted into heat, be dissipated so as to realize
The effect of vibrational energy;Particle damping energy dissipation element 3 is embedded in inside sleeper main body 2, can effectively strengthen the present embodiment
The damping of particle damping energy dissipation vibration damping sleeper 1 and the ability of dissipation vibrational energy.
As shown in figure 4, in the present embodiment, the housing 6 of particle damping energy dissipation element 3 is the Q195 by thickness for 1mm to 4mm
Cube made of sheet metal, its length of side is in 1cm between 2cm;Used at the joining thin steel sheet of housing 6 with alpha-cyanoacrylate second
Ester forms for the metal glue sticking of primary raw material.
As shown in figure 4, in the present embodiment, the material of damping particles 7 is any in tungsten powder, lead powder, copper powder and iron powder
One or more combinations, the ratio of the damping particles 7 by adjusting various materials, the totality that can adjust damping particles 7 are close
Degree;The particle diameter of damping particles 7 is 0.001mm to 0.5mm;The filling rate of the internally-damped particle 7 of housing 6 is between 50% to 90%;
In order to reach more preferable effectiveness in vibration suppression, the filling rate and damping particles 7 of damping particles 7 in the particle diameters of damping particles 7, housing 6
Material density it is directly proportional to particle damping energy dissipation vibration damping 1 Oscillation Amplitude in the course of the work of sleeper.
As shown in figure 5, in the present embodiment, the inside concrete of sleeper main body 2 is additionally provided with more deformed bars 10;This
In embodiment, deformed bar 10 be a diameter of 10mm, length be 2620mm pretensioned prestressing reinforcing bar, it runs through sleeper master
The both ends of body 2;The number of deformed bar 10 is that 10,10 deformed bars 10 are distributed in sleeper main body 2 using three layers;Most
4, upper strata, 2, intermediate layer, orlop 4;The spacing of adjacent two layers deformed bar 10 is 70mm;Each layer deformed bar 10
Outer rim reinforcing bar alignment.
As shown in Figs. 5 to 7, finer wire rack 11 is additionally provided with the inside concrete of sleeper main body 2, the purpose is to conduct
The mounting framework of particle damping energy dissipation element 3, it is easy to fix particle damping energy dissipation element 3 in process of production, is not subject to carry
Lotus;The length of finer wire rack 11 is respectively 800mm, 275mm, 100mm, and the steel wire diameter in finer wire rack 11 is
1mm to 2mm;Finer wire rack 11 includes three layers of finer wire net altogether, uses equidistantly distributed on each layer finer wire net height, every layer
Uniformly arrangement six roots of sensation finer wire, every finer wire 14 particles of arrangement of the finer wire net of the superiors damp consumption for finer wire net longitudinal direction
Can element 3, the finer wire net in intermediate layer often to steel wire arrange 13 particle damping energy dissipation elements 3, orlop finer wire net
Every finer wire 12 particle damping energy dissipation elements 3 of arrangement;Particle damping energy dissipation element 3 on each finer wire is all using equidistant
Arrangement(If for track structure vibrate excessive location can increase the arrangement number of particle damping energy dissipation element 3 with it is close
Degree).Two finer wire racks 11 are placed in per sleepers main body 2, two finer wire racks 11 are distributed in the center of sleeper main body 2
Line both sides, while the center of the superiors' geometric center alignment rail support groove 4 of finer wire rack 11, the superiors of finer wire rack 11
The distance at the center of centre distance sleeper rail support groove 4 is 60mm.The housing 6 of finer wire rack 11 and particle damping energy dissipation element 3 is logical
The metal-to-metal adhesive using cyanacrylate as primary raw material is crossed to bond together.
, can be according to circuit during the particle damping energy dissipation vibration damping sleeper 1 of production the present embodiment as shown in Fig. 1 to 7
The Oscillation Amplitude of dynamic load and particle damping energy dissipation vibration damping sleeper in the course of the work caused by situation, train speed is chosen
The parameters such as damping particles filling rate, the density of damping particles, the arrangement density of particle damping energy dissipation element;The particle of the present embodiment
The production process of damping energy dissipation vibration damping sleeper 1 specifically includes following steps:
1)As shown in figure 1, placing the template designed in advance according to the physical dimension of sleeper main body 2, template is placed on and first opened
On the pedestal that method deformed bar needs.
2)Make particle damping energy dissipation element 3 according to the structure shown in Fig. 4;And by particle damping energy dissipation element 3 according to Fig. 7
Shown arrangement mode is bonded on finer wire rack 11.
3)As shown in Fig. 3,5, the finer wire rack 11 for being respectively bonded with two particle damping energy dissipation element 3 is placed on mould
Intralamellar part, and it is placed on pretensioned prestressing to template inside prestressed reinforcing bar 10, and by the termination of deformed bar 10
On the pedestal of reinforcing bar;Finer wire net in finer wire rack 11 is ridden upon on deformed bar 10, and this causes finer wire rack 11
Bottom and the bottom of template keep at a distance, to form concrete cover.
4)As shown in Fig. 3,5, C30 concrete is added into template;And prestressed stretch-draw, warp are carried out to deformed bar 10
Cross after vibrating and concrete is conserved;The termination of deformed bar 10 was cut after 28 days and is stripped;So far this implementation
The production of particle damping energy dissipation vibration damping sleeper 1 of example finishes.
As shown in Figure 8,9, the particle damping energy dissipation vibration damping sleeper 1 of the present embodiment is in use;Particle is damped and consumed
Energy vibration damping sleeper 1 is arranged on railway ballast 12, and rail 13 is arranged on the upper surface of particle damping energy dissipation vibration damping sleeper 1;Train operation
During, wheel is transferred to railway ballast 12 with vibration caused by rail 13 by particle damping energy dissipation vibration damping sleeper 1, then passes through railway ballast
12 pass to the roadbed 14 shown in Fig. 8 or overpass as figure 9 15;The internal particle resistance containing particle damping energy dissipation element 3
Buddhist nun's passive energy dissipation sleeper 1 is on the path that vibration is transmitted, and particle damping energy dissipation vibration damping sleeper 1 can pass through particle damping energy dissipation
Element 3 effectively absorbs vibrational energy, so as to effectively reduce influence of the track structure vibration to surrounding enviroment.
The advantageous effects of the present embodiment are:The particle damping energy dissipation element being arranged in sleeper main body can absorb simultaneously
Consume the vibrational energy of sleeper main body;Particle damping energy dissipation element is embedded in into sleeper body interior to hinder equivalent to particle is added
The damping of Buddhist nun's passive energy dissipation sleeper so that particle damping energy dissipation vibration damping sleeper can dissipate vibrational energy caused by rail wheeling action
Amount, serves the effect of vibration damping and vibration isolation;Particle damping energy dissipation element can absorption frequency be effectively 0 to the vibration between 6000Hz;
Relative to other track structure dampening apparatus, particle damping energy dissipation component structure is simple and good endurance, by particle damping energy dissipation
Element is embedded in the workload that number of devices and maintenance can be effectively reduced in sleeper main body.
Embodiment 2:As shown in Figure 10,11, the main distinction of the present embodiment and embodiment 1 is that the particle of the present embodiment hinders
Buddhist nun's passive energy dissipation sleeper 1 is short pillow formula sleeper;The upper surface of the sleeper main body 2 of the present embodiment is provided only with a rail support groove 4;This
The length of sleeper main body 2 is respectively 1200mm, 330mm, 250mm in embodiment;When in use, two particle damping energy dissipations
1 one groups of vibration damping sleeper, form a complete sleeper;Two particle damping energy dissipation vibration damping sleepers 1 positioned at same group are pacified respectively
Mounted in the both sides of track, to support two one steel rails respectively.
Claims (9)
- A kind of 1. particle damping energy dissipation vibration damping sleeper, it is characterised in that:The particle damping energy dissipation vibration damping sleeper includes sleeper master Body and the particle damping energy dissipation element being embedded in the sleeper main body;The upper surface of the sleeper main body is provided with support rail Groove;The particle damping energy dissipation element includes housing, and the enclosure interior is provided with damping particles;The particle damping energy dissipation member Part is distributed in the lower section of the rail support groove.
- A kind of 2. particle damping energy dissipation vibration damping sleeper according to claim 1, it is characterised in that:The housing is cube Body, its length of side is between 1 ~ 2cm.
- A kind of 3. particle damping energy dissipation vibration damping sleeper according to claim 1, it is characterised in that:The grain of the damping particles Footpath is 0.001 ~ 0.5mm.
- A kind of 4. particle damping energy dissipation vibration damping sleeper according to claim 1, it is characterised in that:The damping particles are in institute The filling rate of enclosure interior is stated between 50 ~ 90%.
- A kind of 5. particle damping energy dissipation vibration damping sleeper according to claim 1, it is characterised in that:The grain of the damping particles The material density in footpath, the filling rate of the damping particles and the damping particles with the particle damping energy dissipation vibration damping sleeper Oscillation Amplitude in the course of the work is directly proportional.
- A kind of 6. particle damping energy dissipation vibration damping sleeper according to claim 1, it is characterised in that:The bottom surface of the rail support groove For rail cant;The gradient of the rail cant is 1:40.
- A kind of 7. particle damping energy dissipation vibration damping sleeper according to claim 1, it is characterised in that:The sleeper body interior Deformed bar and finer wire rack are provided with, the case bonding of the particle damping energy dissipation element is in the finer wire rack On.
- A kind of 8. particle damping energy dissipation vibration damping sleeper according to claim 7, it is characterised in that:The finer wire rack bag Three layers of finer wire net are included, every layer of finer wire net includes the finer wire that the six roots of sensation supplies particle damping energy dissipation element bonding.
- A kind of 9. particle damping energy dissipation vibration damping sleeper according to claim 1, it is characterised in that:The bottom surface of the rail support groove Offer sulfur cement mortar anchorage bolt hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720962137.4U CN207109464U (en) | 2017-08-03 | 2017-08-03 | A kind of particle damping energy dissipation vibration damping sleeper |
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CN201720962137.4U CN207109464U (en) | 2017-08-03 | 2017-08-03 | A kind of particle damping energy dissipation vibration damping sleeper |
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CN207109464U true CN207109464U (en) | 2018-03-16 |
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CN201720962137.4U Expired - Fee Related CN207109464U (en) | 2017-08-03 | 2017-08-03 | A kind of particle damping energy dissipation vibration damping sleeper |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110593020A (en) * | 2019-04-04 | 2019-12-20 | 洛阳双瑞橡塑科技有限公司 | Composite material composite sleeper |
-
2017
- 2017-08-03 CN CN201720962137.4U patent/CN207109464U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110593020A (en) * | 2019-04-04 | 2019-12-20 | 洛阳双瑞橡塑科技有限公司 | Composite material composite sleeper |
CN110593020B (en) * | 2019-04-04 | 2021-06-04 | 洛阳双瑞橡塑科技有限公司 | Composite material composite sleeper |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 Termination date: 20200803 |