CN208309304U - A kind of enhancing rail rubber fastener system - Google Patents
A kind of enhancing rail rubber fastener system Download PDFInfo
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- CN208309304U CN208309304U CN201820647536.6U CN201820647536U CN208309304U CN 208309304 U CN208309304 U CN 208309304U CN 201820647536 U CN201820647536 U CN 201820647536U CN 208309304 U CN208309304 U CN 208309304U
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- spring
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- fastener system
- track gauge
- sleeve
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Abstract
The utility model discloses a kind of enhancing rail rubber fastener systems, it includes the pre- sleeve being embedded in sleeper, pad is located at the backing plate below rail, track gauge block on the sleeper is set, spring is provided on the track gauge block, railway spike is provided in the sleeve, the spring, the track gauge block are fastened on the sleeper by the railway spike；The backing plate two sides are respectively arranged at least one limit card block, the position of the limit card slot that confession limit card block insertion is respectively arranged with the position of the limit card block face of the track gauge block, the upper surface of the track gauge block and the spring face is provided with for limiting the mobile positioning groove of the spring.The enhancing rail rubber fastener system of the utility model has more firm limit installation, can prevent the length travel of track gauge block；And spring can be then fastened in positioning groove by the locating groove on track gauge block, improve the fastening effect to rail, can prevent the lateral displacement of spring.
Description
Technical field
The utility model relates to railway track technique for fixing fields, more particularly to a kind of enhancing rail rubber fastener system.
Background technique
Rail fastener system is the important component of railroad track, fastener system be used to for rail being fixed on sleeper it
On, it prevents rail from longitudinal displacement with transverse direction occurs, prevents rail from tumbling, whole stability of the fastener system to rail
And safety play the role of it is vital.
Current orbit traffic is grown rapidly, and the carrying capacity of railway continues to increase, a large amount of operations of various heavy type trains, row
The continuous growth of vehicle density, thus more stringent requirements are proposed for stability to rail and safety, the stability and peace of rail
Full property depends on rail fastener system again.One railway, stretches a thousand li, and travels on length and breadth of land region, however special environment it
Under, fastener be faced with again aging, corrosion the problem of.Regular overhauls rail fastener system on a large scale, and will affect railway line
The efficiency of operation on road increases railway operation cost, extremely urgent to the technical optimization of rail fastener system.
Therefore, the utility model needs to conceive a kind of new technology to improve its problem.
Utility model content
The purpose of the utility model is to overcome existing rail fastener system above shortcomings, and then provide a kind of reinforcement
Shaped steel rail fastener system can be effectively solved the stability and safety issue of rail.It in addition can also be in contacting piece system
Aging that each component faces, corrosion problem provide a kind of better solution.
In order to solve the above technical problems, the technical solution of the utility model is:
A kind of enhancing rail rubber fastener system comprising the sleeve being embedded in sleeper in advance, pad are located at the backing plate below rail,
Track gauge block on the sleeper is set, spring is provided on the track gauge block, railway spike, the railway spike are provided in the sleeve
The spring, the track gauge block are fastened on the sleeper, the spring is for the rail to be fixed；The backing plate
The two sides of the width direction along the rail be respectively arranged at least one outwardly extending limit card block, the track gauge block
With the position of the limit card block face be respectively arranged with for the limit card block insertion limit card slot, the track gauge block it is upper
Surface and the position of the spring face are provided with for limiting the mobile positioning groove of the spring.
Preferably, the two sides of the width direction along the rail of the backing plate are respectively set there are two the limiting card
Block, four limit card blocks are separately positioned at four angles of the backing plate.
Preferably, be respectively arranged on the upper end outside wall surface of the sleeve and lower end outer wall face at least two it is circumferentially spaced
The reinforcing rib of setting, the reinforcing rib outwardly protrude, and the axis direction of sleeve described in the extending direction of the reinforcing rib is consistent；Institute
Stating the outer side surface in the middle part of sleeve is helicoidal structure.
Preferably, the ontology of the sleeve is the PA6 ontology of injection grade.
Preferably, the ontology of the backing plate is the EVA rubber and plastic ontology of injection grade.
Preferably, the ontology of the track gauge block is reinforced PA66 ontology.
Preferably, the hot rolling spring round steel bending forming that the spring is 14mm by diameter, the surface of the spring is coated with
One layer pitch-dark；The middle part of the spring bends U-shaped structure, and the railway spike is passed through from the centre of the U-shaped structure with will be described
Spring is fastened in the sleeve, and two ends positioned at U-shaped structure of the spring are in two sides respectively in floor projection
Semicircle bending, the middle part of two semicircle bendings is in arcuate configuration upwards in upright projection, the end of the U-shaped structure
Portion two sides form the spring tail end for being stuck in the positioning groove, and the free end of the semicircle bending is used for rail card
Tightly.
Preferably, the ontology of the railway spike is 35K hot rolled circular steel, and the surface of the railway spike is coated with one layer of preservative oil.
Preferably, the upper end of the railway spike is provided with the head of a nail for oppressing the spring, the rear surface of the railway spike
It is provided with the interior external screw thread for screwing in the sleeve, the external screw thread is triangle thread.
Preferably, the externally threaded ramp of the railway spike lower end is horizontal by 45 degree of angles, the external screw thread
Lower inclined plane horizontal by 15 degree of angles.
By adopting the above technical scheme, the utility model include at least it is following the utility model has the advantages that
The backing plate and track gauge block of the enhancing rail rubber fastener system of the utility model are by being embedded in limiting card for limit card block
More firm limit installation is realized in slot, and reduces the mistake installation of fastener system, when operating normally, and can be played
Prevent the length travel of track gauge block；And the locating groove on track gauge block is located in positioning groove after then can further fastening spring
It is interior, effectively increase the fastening effect to rail, substantially increase the stability and security performance of fastening, reduce maintenance at
This.
Detailed description of the invention
Fig. 1 is enhancing rail rubber fastener system half section structure diagram described in the utility model；
Fig. 2 is backing plate top view described in the utility model；
Fig. 3 is backing plate main view described in the utility model；
Fig. 4 is the schematic perspective view of sleeve described in the utility model；
Fig. 5 is the cross-sectional view of sleeve described in the utility model；
Fig. 6 is the overlooking structure diagram of track gauge block described in the utility model；
Fig. 7 is the sectional view along A-A of Fig. 6；
Fig. 8 is the B-B direction cross-sectional view of Fig. 6；
Fig. 9 is the overlooking structure diagram of spring described in the utility model；
Figure 10 is the C-C of Fig. 9 to cross-sectional view；
Figure 11 is the structural schematic diagram of railway spike；
Figure 12 is the externally threaded partial enlarged view at the position D of Figure 11.
Wherein: 1. sleepers, 2. sleeves, 201,202. reinforcing ribs, 3. backing plates, 301. limit card blocks, 4. track gauge blocks, 401.
Limit card slot, 402,403. positioning grooves, 5. rail, 6. springs, 601. spring tail ends, 602. horizontal ends toes, 7. railway spikes, 701.
The head of a nail, 702. external screw threads, 703. ramps, 704. lower inclined planes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in figures 1 to 6, a kind of enhancing rail rubber fastener system to meet the utility model comprising be embedded in sleeper in advance
Sleeve 2 in 1, pad are located at the backing plate 3 of 5 lower section of rail, the track gauge block 4 on the sleeper 1 are arranged in, sets on the track gauge block 4
It is equipped with spring 6, is provided with railway spike 7 in the sleeve 2, the railway spike 7 is screwed into the sleeve with by the spring 6, described
Track gauge block 4 is fastened on the sleeper 1, and the spring 6 is for the rail 5 to be fixed；The backing plate 3 along described
The two sides of the width direction of rail 5 are respectively arranged at least one outwardly extending limit card block 301, the track gauge block 4 with
The position of 301 face of limit card block is respectively arranged with the limit card slot 401 for the limit card block 301 insertion, the rail
Upper surface away from block 4 and the position of 6 face of spring be provided with for limit the mobile positioning groove 402 of the spring 6,
403, the positioning groove 402 prevents spring from generating length travel with the cooperation of spring tail portion, matches in the middle part of positioning groove 403 and spring
It closes and installation positioning action is risen to spring.The backing plate and track gauge block of the utility model are real in limit card slot by the way that limit card block to be embedded in
More firm limit installation is showed, and has reduced the mistake installation of fastener system, when operating normally, and can play and prevent rail
Length travel away from block；And the locating groove on track gauge block is located in positioning groove after then can further fastening spring, is had
Effect improves the fastening effect to rail, substantially increases the stability and security performance of fastening, reduces the cost of overhaul.
Referring to figure 2-3, the two sides of the width direction along the rail 5 of backing plate 3 described in the present embodiment are respectively arranged with
Two limit card blocks 301, four limit card blocks 301 are separately positioned at four angles of the backing plate 3.The pad
The bulk material of plate 3 is the EVA rubber and plastic of injection grade, and the material is good, shockproof with flexibility, anti-stress is strong and anti-well
Ageing properties.EVA raw material detection data is shown in Table 1:
| Serial number | Detection project | Unit | Technical requirements | Measured value |
| 1 | Density | g/㎝3 | 0.95-0.98 | 0.95 |
| 2 | Tensile strength | Mpa | ≥15 | 16 |
| 3 | Specific elongation rate | % | >500 | 550 |
| 4 | Fusing point | ℃ | 170-190 | 185 |
| 5 | Insulation resistance | Ω | ≥1×1010 | 5.0×1010 |
| 6 | Hardness | A | ≥90 | 92(A) |
Table 1
Referring to fig. 4-5, four are respectively arranged with circumferentially uniformly on the upper end outside wall surface of the sleeve 2 and lower end outer wall face
Spaced apart reinforcing rib 201,202, the reinforcing rib 201,202 outwardly protrude, the extending direction of the reinforcing rib 201,202
The axis direction of the sleeve 2 is consistent；The outer side surface at 2 middle part of sleeve is helicoidal structure, and sleeve 2 passes through upper and lower side
Reinforcing rib 201,202 and outer side surface design for helicoidal structure, can consolidate the sleeve 2 being embedded in sleeper 1 in advance is stable
It is fixed, prevent sleeve 2 from rotating even with the rotation of railway spike 7 as railway spike 7 falls off from sleeper 1 together.
The ontology of the sleeve 2 is the PA6 ontology of injection grade.Had using the PA6 bulk material of injection grade strong well
Degree, heat resistance, excellent shock resistance, good dimensional stability, low warpage properties and good anti-aging property.
PA6 raw material examining report is shown in Table 2:
| Serial number | Detection project | Unit | Technical requirements | Measured value |
| 1 | Density | g/㎝ | GB/T 1033-86 | 1.13 |
| 2 | Tensile strength | Mpa | GB/T 1040-92 | 80 |
| 3 | Elongation at break | % | GB/T 1040-92 | 4 |
| 4 | Bending strength | Mpa | GB/T 9341-88 | 90 |
| 5 | Notch impact strength | KJ/m2 | GB/T 9341-88 | 7 |
| 6 | Hardness | HRR | GB/T 9341-88 | 72.2 |
| 7 | Fusing point | ℃ | -- | 225 |
| 8 | Volume resistance | Ω.cm | GB/T1410 | 2×1015 |
Table 2
Referring to Fig. 6-8, the ontology of the track gauge block 4 is reinforced PA66 ontology.Reinforced PA66 material have obdurability,
Oil resistivity, self lubricity, coefficient of friction be small and good anti-aging property.The raw material examining report of reinforced PA66 is shown in
Table 3:
| Serial number | Test item | Unit | Testing standard | Measured data |
| 1 | Density | g/㎝3 | GB/T1033 | 1.42 |
| 2 | Tensile strength | Mpa | GB/T1040 | 185 |
| 3 | Elongation | % | GB/T1040 | 4.9 |
| 4 | Bending strength | Mpa | GB/T9341 | 287 |
| 5 | Notch impact strength | kJ/m3 | GB/T1043 | 15 |
| 6 | Hardness (Rockwell) | HR | GB/T9342 | 118 |
| 7 | Glass fiber content | % | -- | 30 |
| 8 | Fusing point | ℃ | -- | 270 |
| 9 | Volume resistance | Ω.㎝ | GB/T1410 | 2.5×1014 |
Table 3
Referring to Fig. 9-10, the hot rolling spring round steel bending forming that the spring 6 is 14mm by diameter, the table of the spring 6
Face be coated with one layer it is pitch-dark；The middle part of the spring 6 bends U-shaped structure, the railway spike from the centre of the U-shaped structure pass through with
The spring 6 is fastened in the sleeve 2, two ends positioned at U-shaped structure of the spring 6 are divided in floor projection
It is not bent to two sides semicircular in shape, the substantially W-shaped structure (referring to Fig. 9) of the floor projection of spring 6 after bending, in upright projection
The middle part of two semicircle bendings is in arcuate configuration (referring to Figure 10) upwards, and the end two sides of the U-shaped structure, which are formed, to be used
It is used in the free end of the spring tail end 601 being stuck in the positioning groove 402, the semicircle bending by 5 clamping of rail, institute
The free end for stating semicircle bending is designed to opposite horizontal ends toe 602 (referring to Fig. 9).Preferably, the material of spring 6 uses
The pitch-dark processing of plating is done on 60Si2CrA hot rolling spring round steel, surface, thus to realize the increase of 6 buckle press of spring, fatigue behaviour
It is promoted, the reinforcement of Corrosion Protection.The buckle press test data of the present embodiment spring is referring to table 4:
Table 4
The fatigue data of the present embodiment spring is referring to table 5:
Table 5
It can be obtained by the above table 4, the analysis of 5 data: buckle press >=13KN of spring, fatigue >=5,500,000 time.
Referring to Figure 11, the ontology of the railway spike 7 is 35K hot rolled circular steel, and the surface of the railway spike 7 is coated with one layer of protection
Oil realizes 90 ° of cold bending experiment flawlesses of railway spike to realize the promotion of the tensile strength of railway spike, yield strength, elongation percentage,
Realize the reinforcement of the Corrosion Protection of railway spike.The upper end of the railway spike 7 is provided with the head of a nail 701 for oppressing the spring 6, institute
The rear surface for stating railway spike 7 is provided with the interior external screw thread 702 for screwing in the sleeve 2, and the external screw thread 702 is triangle spiral shell
Line, threaded portion are coupled using triangular form screw thread, have thread form angle big, and self-locking property is good, and it is excellent that root of the tooth is thick, intensity is high
Point.Table 6 is the mechanical performance detection data of railway spike:
Table 6
It can be obtained by the analysis of 6 data of table: tensile strength >=600Mpa of railway spike, yield strength >=350Mpa, elongation percentage >=
20%, 90 ° of cold bending experiment flawlesses.
Referring to Figure 12, the ramp 703 of the external screw thread 702 of 7 lower end of railway spike horizontal by 45 degree of angles,
The lower inclined plane 704 of the external screw thread 702 is horizontal by 15 degree of angles.
The present embodiment passes through the optimization of each component of contacting piece system, to reach the global optimization effect of fastener system
Fruit effectively promotes the stability and safety of fastener system.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a kind of enhancing rail rubber fastener system comprising the sleeve (2) being embedded in sleeper (1) in advance, pad are located at below rail (5)
Backing plate (3), track gauge block (4) on the sleeper (1) is set, is provided with spring (6), the set on the track gauge block (4)
It is provided with railway spike (7) in cylinder (2), the spring (6), the track gauge block (4) are fastened on the sleeper (1) by the railway spike (7)
On, the spring (6) is for the rail (5) to be fixed；It is characterized by: the backing plate (3) along the rail (5)
The two sides of width direction be respectively arranged at least one outwardly extending limit card block (301), the track gauge block (4) with institute
The position for stating limit card block (301) face is respectively arranged with the limit card slot (401) being embedded in for the limit card block (301), institute
The position of the upper surface and the spring (6) face of stating track gauge block (4) is provided with for limiting the spring (6) mobile positioning
Groove.
2. enhancing rail rubber fastener system according to claim 1, it is characterised in that: the backing plate (3) along the steel
The two sides of the width direction of rail (5) are respectively set there are two the limit card block (301), and four limit card blocks (301) are divided
It She Zhi not be at four angles of the backing plate (3).
3. enhancing rail rubber fastener system according to claim 1, it is characterised in that: the upper end outer wall of the sleeve (2)
The reinforcing rib of at least two circumferentially spaced settings is respectively arranged on face and lower end outer wall face, the reinforcing rib outwardly protrudes,
The axis direction of sleeve described in the extending direction of the reinforcing rib is consistent；Outer side surface in the middle part of the sleeve is helical form knot
Structure.
4. enhancing rail rubber fastener system according to claim 1-3, it is characterised in that: the sleeve (2)
Ontology is the PA6 ontology of injection grade.
5. enhancing rail rubber fastener system according to claim 4, it is characterised in that: the ontology of the backing plate (3) is note
Mould the EVA rubber and plastic ontology of grade.
6. enhancing rail rubber fastener system according to claim 5, it is characterised in that: the ontology of the track gauge block (4) is
Reinforced PA66 ontology.
7. enhancing rail rubber fastener system according to claim 6, it is characterised in that: the spring (6) is by diameter
The hot rolling spring round steel bending forming of 14mm, the surface of the spring (6) be coated with one layer it is pitch-dark；The middle part of the spring (6) is curved
U-shaped structure is rolled over, the railway spike is passed through from the centre of the U-shaped structure the spring to be fastened in the sleeve (2), institute
Two ends positioned at U-shaped structure for stating spring (6) are bent to two sides semicircular in shape respectively in floor projection, in upright projection
The middle part of the upper two semicircle bendings is in arcuate configuration upwards, and the end two sides of the U-shaped structure are formed for being stuck in
The spring tail end in positioning groove is stated, the free end of the semicircle bending is used for rail clamping.
8. enhancing rail rubber fastener system according to claim 7, it is characterised in that: the ontology of the railway spike (7) is 35K
The surface of hot rolled circular steel, the railway spike (7) is coated with one layer of preservative oil.
9. enhancing rail rubber fastener system according to claim 8, it is characterised in that: the upper end of the railway spike (7) is arranged
There is the head of a nail (701) for oppressing the spring (6), the rear surface of the railway spike (7), which is provided with, screws in the sleeve (2)
Interior external screw thread (702), the external screw thread (702) are triangle thread.
10. enhancing rail rubber fastener system according to claim 9, it is characterised in that: railway spike (7) lower end it is described
The ramp (703) of external screw thread (702) is horizontal by 45 degree of angles, the lower inclined plane (704) and level of the external screw thread (702)
Face is in 15 degree of angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820647536.6U CN208309304U (en) | 2018-05-03 | 2018-05-03 | A kind of enhancing rail rubber fastener system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820647536.6U CN208309304U (en) | 2018-05-03 | 2018-05-03 | A kind of enhancing rail rubber fastener system |
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| CN208309304U true CN208309304U (en) | 2019-01-01 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359325A (en) * | 2019-08-02 | 2019-10-22 | 太仓中博铁路紧固件有限公司 | A kind of fastener package assembly of rail and corresponding rail installation method |
| CN111576095A (en) * | 2020-06-23 | 2020-08-25 | 中铁隆昌铁路器材有限公司 | Track fastener for cement sleeper of mountain track traffic and use method thereof |
| CN114134764A (en) * | 2020-09-03 | 2022-03-04 | 洛阳科博思新材料科技有限公司 | Sleeper structure capable of repairing railway spike looseness and railway spike looseness repairing method |
-
2018
- 2018-05-03 CN CN201820647536.6U patent/CN208309304U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359325A (en) * | 2019-08-02 | 2019-10-22 | 太仓中博铁路紧固件有限公司 | A kind of fastener package assembly of rail and corresponding rail installation method |
| CN111576095A (en) * | 2020-06-23 | 2020-08-25 | 中铁隆昌铁路器材有限公司 | Track fastener for cement sleeper of mountain track traffic and use method thereof |
| CN114134764A (en) * | 2020-09-03 | 2022-03-04 | 洛阳科博思新材料科技有限公司 | Sleeper structure capable of repairing railway spike looseness and railway spike looseness repairing method |
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