CN204753268U - Difficult skew ballastless track fastener system between backing plate and sleeper - Google Patents
Difficult skew ballastless track fastener system between backing plate and sleeper Download PDFInfo
- Publication number
- CN204753268U CN204753268U CN201520384669.5U CN201520384669U CN204753268U CN 204753268 U CN204753268 U CN 204753268U CN 201520384669 U CN201520384669 U CN 201520384669U CN 204753268 U CN204753268 U CN 204753268U
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- China
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- backing plate
- spring
- sleeper
- fastener system
- rail
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Abstract
The utility model discloses a difficult skew ballastless track fastener system between backing plate and sleeper, include the backing plate of arranging in on the sleeper, bullet strip and the screw spike who is used for withholding the rail, be equipped with the through -hole that supplies screw spike to pass on the backing plate, the bullet strip is " W " type bullet strip middle part, bullet strip rear portion and bullet strip forelimb, screw spike passes through -hole and sleeper fixed connection on bullet strip and the backing plate for bullet strip forelimb withhold with the rail on, its characteristics are, the backing plate includes top surface, left surface, right flank and trailing flank, all be equipped with the recess on left surface and the right flank, the front end of top surface lower surface is equipped with a lug, is equipped with a lug hole on this lug. The utility model discloses difficult between backing plate in the middle of the fastener system and the sleeper skew taking place, has increased track system security nature and stability.
Description
Technical field
The utility model relates to a kind of high speed railway track fastener system, the non-fragment orbit fastener system of particularly a kind of high-speed railway employing.
Background technology
Non-fragment orbit makes ballastless track again, and it is a kind of orbital fashion that high-speed railway often adopts, and has the advantages such as good stability, long service life, maintenance work are few.From structure, non-fragment orbit refers to and adopts the mass-type foundation such as concrete, bituminous mixture to replace the ballast bed track structure of shot, its sleeper itself is that concrete casting forms, rail, sleeper are directly layered in way of concrete foundations, and roadbed is also without rubble, avoid railway ballast to splash, thus play the effect reducing dust, beautify the environment.Rail clip system is the important component part of track traffic middle orbit system, non-fragment orbit is inevitable also uses rail clip system, its effect is fixing rail and keeps the tram of rail, power suffered by rail is passed to sub rail foundation, for rail provides bearing elastic, play the effect of vibration and noise reducing.
In prior art, non-fragment orbit fastener system generally includes a backing plate, and this backing plate is located on sleeper, and track is located on backing plate, all be equipped with screw spike and spring in the left and right sides that backing plate gets on the right track, concrete screw spike is connected with the service sleeve be embedded in advance in sleeper through spring, backing plate; Spring is W shape, and its rear portion is bearing on backing plate, and its forelimb is withheld on track; In order to adjust the height of track, height adjusting cushion plate can be added between track and backing plate, by increasing and decreasing or change the height of height adjusting cushion plate and adjusting track.But, find in practical application, raise in the process of track and need following steps needing to increase the thickness of height adjusting cushion plate, first screw out screw spike, adjust spring again, make spring forelimb withhold on rail, finally screw screw thread Gang Ding again, spring often can be caused in the process to deflect, namely spring stress can change, it also can change the buckle press of track thereupon, withholds force value and is not just inconsistent with design load, and this can affect the normal use of track; In addition, in prior art, the backing plate of rail clip is generally flat, cause frictional force between backing plate and sleeper less like this, the connection of the two is firm not, and raise in the process of track at the thickness of above-mentioned increase height adjusting cushion plate, the relative position of backing plate and sleeper also may offset, must backing plate be reorientated, bring inconvenience.
Obviously, for the Design and manufacture of non-fragment orbit fastener system also Shortcomings part in prior art, in order to ensure the stability that non-fragment orbit is runed and safety, must be further improved it.
Summary of the invention
The purpose of this utility model is the problems referred to above existed to solve prior art, provides the non-fragment orbit not easily departed between a kind of backing plate and sleeper fastener system, is intended to solve between backing plate and sleeper because of the too small easy problem occurring to offset of frictional force.
Technical solution of the present utility model is: the non-fragment orbit fastener system not easily departed between a kind of backing plate and sleeper, comprise the backing plate be placed on sleeper, for withholding spring and the screw spike of rail, described backing plate is provided with the through hole passed for screw spike, described spring is in " W " type, comprise in the middle part of spring, spring rear portion and spring forelimb, described screw spike is fixedly connected with sleeper with the through hole on backing plate through spring, spring forelimb is made to withhold on rail, it is characterized in that: described backing plate also comprises left surface, right flank and trailing flank, described left surface and right flank are equipped with groove, the front end of described end face soffit is provided with a projection, this projection is provided with a bump aperture.
Further, the non-fragment orbit fastener system not easily departed between above-mentioned backing plate and sleeper, wherein: the upper surface of described backing plate end face comprises the first level, the second aspect and third layer face, described the first level is higher than the second aspect, and the junction between the first level and the second aspect is provided with groove; Described second aspect higher than third layer face, and, being connected by a ramp between the second aspect with third layer face; Described spring rear portion is installed in described ramp, and in addition, the two linear springs be connected with in the middle part of spring are all connected in the groove between the first level and the second aspect.
Further, the non-fragment orbit fastener system not easily departed between above-mentioned backing plate and sleeper, wherein: described projection is positioned on the center line of end face soffit; The height of described projection is identical with the height of left plate, right plate part except its groove; Ramp between described the first level and the second aspect is curved.
Again further, the non-fragment orbit fastener system not easily departed between above-mentioned backing plate and sleeper, wherein: described second aspect and third layer face are equipped with two juts, and the jut position be positioned on the second aspect and third layer face is mutually corresponding, formation two is right; Between the jut of end in the second aspect at described spring rear portion and the jut on third layer face.
Technique effect of the present utility model is mainly reflected in: the upper surface of (1) backing plate end face of the present utility model is provided with jut, be convenient to the location of spring, and the upper surface of end face is provided with two grooves, spring is connected in two grooves, spring is fixedly connected with backing plate not easily deflect, adds stability and the safety of ballastless track system; (2) left surface of backing plate and right flank are equipped with groove, backing plate back elevation bottom and back elevation embed in the notch on sleeper to groove towards that part at the edge of back elevation, and projection is socketed on the locating bar periphery of height adjusting cushion plate, thus backing plate and sleeper are connected firmly, not easily depart from, add the safety and stability of rail system.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model non-fragment orbit fastener system;
Fig. 2 is backing plate surface structure schematic diagram;
Fig. 3 is backing plate lower surface configuration schematic diagram;
Fig. 4 is spring front view;
Fig. 5 is height adjusting cushion plate structural representation;
Fig. 6 non-fragment orbit fastener system uses schematic diagram.
In figure, the implication of each Reference numeral is: 1-non-fragment orbit fastener system, 2-rail, 3-sleeper, 4-height adjusting cushion plate, 41-locating bar, 11-backing plate, 12-spring, 13-screw spike, 110-left surface, 111-right flank, 112-back elevation, 113-end face, 14-the first level, the 15-the second aspect, 16-third layer face, 114-groove, 115-projection, 116-bump aperture, 17-jut, 18-through hole, 19-groove, in the middle part of 21-spring, 22-spring forelimb, 23-spring rear portion.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail, is easier to make technical solutions of the utility model understand and grasp.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 6, the utility model provides a kind of non-fragment orbit fastener system, and it comprises backing plate 11, spring 12 and screw spike 13, and spring 12 is installed on backing plate 11, screw spike 4, through spring 12 and backing plate 11, makes the spring forelimb 22 of spring 12 withhold on rail 2.Backing plate 11 comprises end face 113, left surface 110, right flank 111 and back elevation 112, and the centre position of end face 113 is provided with a through hole 18 and passes for screw spike 4.The upper surface of end face 113 comprises the first level 14, second aspect 15 and third layer face 16, and the first level 14 is higher than the second aspect 15, and the junction between the first level 14 and the second aspect 15 is provided with two grooves 19.Second aspect 15 is higher than third layer face 16, second aspect 15 and being connected by an arc ramp between third layer face 16, second aspect 15 and third layer face 16 of these both sides, ramp are equipped with two juts 17, and the position of jut 17 on the second aspect 15 and third layer face 16 is mutually corresponding, this jut 17 is for playing location with reference to effect to during installation spring 12.Between left surface 110 and back elevation 112, a groove 114 is equipped with between right flank 111 and back elevation 112, the soffit front end of end face 113 is provided with a projection 115 and this projection is positioned on the center line of end face 113 soffit, projection 115 is provided with bump aperture 116, in order to ensure the steady placement of backing plate 11, the height of projection 115 is identical with the height of the part of left side plate except groove 114.
According to technical solutions of the utility model, as shown in Figure 1, spring 12 is W shape, in the middle part of spring, 21 place screw spike 4, and its two free end be spring forelimb 22 for withholding in sleeper 3, be connected in respectively in the groove 19 between the first level 14 and the second aspect 15 with the 21 two linear springs be connected in the middle part of spring.In the middle part of spring, the opposition side of 21 is spring rear portion 23, spring rear portion 23 contacts with backing plate 11, spring rear portion 23 is installed in the ramp between the second aspect 15 and third layer face 16, and the jut 17 on the second aspect 15 and third layer face 16 is positioned at the both sides, front and back on top, spring rear portion 23 just.As shown in Figure 4, under nature, spring rear portion 23 is in being bent downwardly state, under spring artesian condition, spring rear portion 23 is approximately vertical straight section, and in the middle part of the tangent line of the bar axis of this straight section and spring, 21 are less than 90 degree with the angle of the tangent line of the head contact point of screw spike 4.The arcuate state of the warpage backward of such formation to have given full play of in the middle part of spring outside 21, two limbs and the resilient property of spring forelimb 22, under the extruding at spring rear portion 23, backing plate 11 is tightly pressed on sleeper 3, and, spring forelimb 22 is lifted, thus spring forelimb 22 is withheld on rail 2.
Using method of the present utility model is as follows: as shown in Figures 1 to 6, first on sleeper 3, offers two notches; Then be placed on sleeper 3 by height adjusting cushion plate 4, the locating bar 41 of height adjusting cushion plate 4 is directed upwardly; Then rail 2 is positioned on height adjusting cushion plate 4; In the left side of rail 2, non-fragment orbit fastener system 1 is installed again, backing plate 11 back elevation 112 bottom and back elevation 112 to groove 14 are embedded the notch on sleeper 3 towards that part at the edge of back elevation 112, now, locating bar 41 on height adjusting cushion plate 4 can insert in the bump aperture 116 of projection 115 just, thus make to be fixedly connected with between backing plate 11 with sleeper 3, can not offset again; Afterwards spring 12 is installed on backing plate 11, spring rear portion 23 is positioned in the ramp between the second aspect 15 and third layer face 16, and make two ends at spring rear portion 23 between the second aspect 15 and the jut 17 in third layer face 16, pull spring 12 afterwards, make to be connected in the groove 19 between the first level 14 and the second aspect 15 respectively with the 21 two linear springs be connected in the middle part of spring, thus make spring 12 be fixedly connected on backing plate 11, can not deflect again; Finally screw spike 4 is passed the through hole 18 on spring 12 and backing plate 11 and screws in sleeper 2, again in this process, there is elastic deformation in spring 12, under the extruding at spring rear portion 23, backing plate 11 is tightly pressed on sleeper 3, further, spring forelimb 22 is lifted, constantly screw screw spike 4 until spring forelimb 22 is tightly withheld on rail 2 just; As stated above again, on the right side of rail, complete the installation of non-fragment orbit fastener system 1, repeat no more here, also omit in Fig. 6 and do not draw finally.
By describing above and can finding out, the non-fragment orbit fastener system that the utility model provides, left surface 110 and the right flank 111 of backing plate 11 are equipped with groove 14, backing plate 11 back elevation 112 bottom and back elevation 112 to groove 14 are towards in the notch on that part embedding sleeper 3 at the edge of back elevation 112, and projection 115 is socketed on locating bar 41 periphery of height adjusting cushion plate 4, thus backing plate 11 and sleeper 3 are connected firmly, not easily depart from; In addition, the upper surface of backing plate 11 end face 113 is provided with jut 17, be convenient to the location of spring 12, and the upper surface of end face 113 is provided with two grooves 19, spring 12 is connected in two grooves 19, spring 12 is fixedly connected with backing plate 11 not easily deflect, adds stability and the safety of ballastless track system.
Certainly, be more than representative instance of the present utility model, in addition, the utility model can also have other multiple detailed description of the invention, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the claimed scope of the utility model.
Claims (3)
1. the non-fragment orbit fastener system not easily departed between backing plate and sleeper, comprise the backing plate be placed on sleeper, for withholding spring and the screw spike of rail, described backing plate is provided with the through hole passed for screw spike, described spring is in " W " type, comprise in the middle part of spring, spring rear portion and spring forelimb, described screw spike is fixedly connected with sleeper with the through hole on backing plate through spring, spring forelimb is made to withhold on rail, it is characterized in that: described backing plate comprises end face, left surface, right flank and trailing flank, described left surface and right flank are equipped with groove, the front end of described end face soffit is provided with a projection, this projection is provided with a bump aperture.
2. the non-fragment orbit fastener system not easily departed between backing plate according to claim 1 and sleeper, is characterized in that: described projection is positioned on the center line of end face soffit.
3. the non-fragment orbit fastener system not easily departed between backing plate according to claim 1 and sleeper, is characterized in that: the height of described projection is identical with the height of left plate, right plate part except its groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520384669.5U CN204753268U (en) | 2015-06-05 | 2015-06-05 | Difficult skew ballastless track fastener system between backing plate and sleeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520384669.5U CN204753268U (en) | 2015-06-05 | 2015-06-05 | Difficult skew ballastless track fastener system between backing plate and sleeper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204753268U true CN204753268U (en) | 2015-11-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520384669.5U Expired - Fee Related CN204753268U (en) | 2015-06-05 | 2015-06-05 | Difficult skew ballastless track fastener system between backing plate and sleeper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204753268U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237222A (en) * | 2017-08-02 | 2017-10-10 | 太仓中博铁路紧固件有限公司 | Rail clip system |
| CN112771228A (en) * | 2018-09-13 | 2021-05-07 | 福斯罗扣件系统有限公司 | Guide plate and guide rail fixing point |
-
2015
- 2015-06-05 CN CN201520384669.5U patent/CN204753268U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237222A (en) * | 2017-08-02 | 2017-10-10 | 太仓中博铁路紧固件有限公司 | Rail clip system |
| CN112771228A (en) * | 2018-09-13 | 2021-05-07 | 福斯罗扣件系统有限公司 | Guide plate and guide rail fixing point |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20160605 |