DE1759684A1 - Anchoring for rails of rail vehicles - Google Patents

Description

Anchoring for rails of rail vehicles

The invention relates to an anchorage for running rails and is particularly directed to a number of peculiar features for such anchoring which lead to advantages in the installation and maintenance of running rails and in the operation of the same.

Although rails are usually attached by conventional hook bolts to the track-bumps, there are known designs for anchorage of rails have long been a number. While various proposals for running rail anchors have been made for a number of years, there is still relatively little precise knowledge about driving sole anchoring with regard to the possible stresses that may arise.

109825/0533

-2-

- 2 - ■ "· ■ '" ■ ■■ "■'

gen, about the actual service life of the components » about the possibility of allowing shifts »also about possibilities for load distribution and other things more.

The anchorage according to the invention for running rails has A number of peculiar features that have not yet been indicated in the field of rail anchoring and lead to a number of advantages that were previously unattainable · For example, the anchoring according to the invention for running rails has an insulating pad on, which is arranged between the rail plate and the supporting foundation as well as a second insulating and cushioning pad between the rail plate and the rail attached thereon.

According to a preferred embodiment, there is also an insulating block for fastening the rail plate to the foundation for the rail anchoring according to the invention provided by means of bolts anchored in the foundation. The block is used for a complete electrical insulation of the rail from the foundation and allows In addition, to move the rail plate slightly in relation to the foundation. As a result wj, rd an exact Aligning the rails at the beginning allows and also a subsequent transverse alignment of the foundation or the Rail.

-3-109825 / 053 3

The overall arrangement is an electrical and acoustic isolation of the rail from the foundation is achieved. As a result, the transmission of Vibration from the rail on the foundation is significantly reduced. This characteristic is of particular importance when trains pass through residential areas. The lower insulating pad also improves the load distribution of the Rail on the supporting foundation.

Spring elements with a C-shaped cross-section are used to hold the rails on the rail plate. These spring elements allow the rails to yield in the vertical direction and still ensure that the rails are securely held in the position assigned to them. The spring elements are in turn means A pair of supports is attached to the rail plate. The supports extend up through holes in the lower legs of a spring element. The supports have aligned holes above the lower one Leg of the spring element. A single pin extends through each of the bores. The order the supports and the pin for holding the spring elements enables quick installation of the spring elements and also creates the possibility for a quick monitoring of the ferry lines, since one is responsible for the monitoring Person recognizes proper anchoring by the fact that the pegs are in their predetermined position

109825/0533 ~ ⁴ ~

are located. In addition, the spring elements will always an even force is exerted on the rail, as there are no adjustable nuts or the like Fastening means are provided, which can be tensioned either too much or too weakly. Where screws and Nuts are used, as has usually been the case up to now, must be carried out by the person responsible for monitoring check each nut to see if it is tight. In the case of the arrangement with supports and pegs there is none Possibility of the fasteners loosening.

When assembling a spring element with the supports, the lower leg of the spring element moves downwards to expose the holes in the posts for insertion of the tenon. You can spring elements Withstand corrosion or wear and tear and are also applicable, if the bead of the rail flange shows differences. In this case, a larger or smaller one Deflection of the leg made. According to the invention, a special tool is provided with which the deflection the spring element can be carried out easily and quickly.

In summary it can be said that the inventive anchor for rails features which possess a variety of advantages over the previously known anchoring types · It has inventive running rail anchor an isolation pads below

109825/053?

-5-

the rail plate and a second pad between the rail plate and the rail, which are anchored target. This arrangement leads to a considerable reduction in noise, to a low vibration and finally to quieter and more comfortable journeys. Pie Anchoring for running rails also includes a special insulating block for fastening the anchorage to the foundation. This creates a full acoustic and electrical isolation achieved. The spring elements of the anchorage are according to the invention by means of an arrangement fastened to the rail plate by supports and tenons, creating additional benefits for anchoring develop. This includes the advantage of being able to assemble quickly, as well as inspections to be able to perform quickly, to create a reliable connection and a predetermined, constant spring deflection and to be able to exert spring force. Finally, according to the invention, a single tool is proposed, with which the spring elements can be easily and quickly connected to the plates to make the rails resilient to hold on in their position.

The basic object of the invention is therefore to create an anchorage for running rails that the features and advantages mentioned above

Numerous other objects and advantages of the invention go

- 6 109825/0511

from the following description of a preferred embodiment of the invention, with reference to the Drawings reference is made.

In the drawings show:

Fig. 1 is a perspective bar position of an anchorage for running rails according to the invention with a rail and with a tool to assemble the arrangement;

Figure 2 is a transverse sectional view taken along line 2-2 of Pig. 1;

3 is a view in the longitudinal direction of the rail in section along the line 3-3 of FIG. 2;

Fig. 4 is a plan view of the anchorage, wherein

individual components are omitted or partially cut;

5 shows a perspective bar position of a pin

the arrangement of an anchorage according to the invention;

6 shows a partial view of the anchorage with an installation tool;

FIG. 7 is a partial view similar to the view in FIG. 6; but with a different position of the installation tool

in the spread position of the spring elements.

From the drawings, in particular from FIG. 1, it can be seen that that a rail 10 is connected to an anchorage 12, which in turn is attached to a load-bearing foundation 14,

109825/0533 - 7 -

that can be of various kinds. In the case of an elevated railway, it can the foundation 14 consist, for example, of a reinforced concrete beam, which is part of the raised arrangement forms. In other cases, the foundation can d ^ e Fo m of concrete sleepers or even conventional railway sleepers. According to an arrangement for attachment The anchor plate on the load-bearing foundation has a pair of anchor bolts 16 firmly connected to the foundation 14. In In some cases, the bolts can be anchored when the concrete is being poured. As the anchor bolts 16 must be in an exact position in all foundations in order to ensure an exact alignment of the anchor plates 12 and the rails 10, the anchor bolts can be inserted after the foundations 14 have been produced will. In such cases, the foundation can be provided with a large recess in the area of the general location of the anchor bolts 16 is provided. The rails 10 and the anchor plates 12 can then be temporarily be brought in their position on the foundations 14. If the rails are precisely aligned and the positions of the Anchor bolts 16 are determined, the bolts can by additional casting of concrete in the recesses of the previously made foundations 14 are anchored. In some cases, the anchor plates 12 with the foundation 14 can also be connected by other fastening means such as conventional or screw-shaped hook bolts, in particular » if the foundation is made of wood and one

109825/053? - 8th -

electrical insulation of the anchor plate presents no difficulties.

When the bolts 16 are anchored in the foundation 14, and although in one or the other way mentioned above, a support cushion 18 with openings 20 (see Pig. 2) placed on the foundation 14 via the bolts 16. The pad 18 is preferably made of an insulating material, especially when an electrically powered train or an electrical signal system is used will ο The pad, however, also serves to keep the train from Isolate the foundation to reduce the transmission of vibrations · This is particularly important in residential areas Meaning. The pad 18 has a third essential function, which is the rail load over a to distribute evenly over a larger area of the foundation 14. It has been found that the pad 18 is particularly it is effective if it consists of a 6.35 Na thick polyethylene layer, which is used for insulation and fttr ensures the load distribution.

A metallic sole plate 22 is next arranged on the pole 18. The record “ought not to be grusser and preferably somewhat smaller than the area of the pad 18. The plate 22 has a central recess © of the hat on, which for receiving a ·· lower Flaneohes 26 iff; rail 10 serves. The hat is a Pur last 28 in one Molded piece that looks across the sole plate 22

1O9825 / 0S33 _β

extend and are spaced from each other by a distance just sufficient to accommodate the lower FlaBCh 26 the rail. External flanges 30 of the plate point in a position outside the strips 28 diametrically Opposite openings 32 through which the anchor bolts 16 or other fastening means extend in the middle extend. Rectangular insulating blocks 34 are provided for fastening the rail plate 22 to the anchor bolts 16 central bores 36 placed on the anchor bolts 16. Lower, protruding and right-angled parts 38 of the Blocks 34 each extend into the right-angled openings 32 of the plate 22. The openings 36 can be from the center of the blocks 34 each be offset a little bit, for example by 12.7 mm. This is intended to achieve that the blocks can be moved in the openings 32 if desired so that the rail plate 22 can be moved relative to the foundation 14. As a result of the insulating properties, the blocks 34 complete the electrical insulation of the rail 10 and the rail plate 22 opposite the load-bearing foundation 14 · Bas is of particular importance when electrically operated trains

now or electrical signal systems are used and where / the foundation 14 is made of official concrete, otherwise Current can be passed through the reinforcements in the concrete via the anchor bolts 16. If electrical If insulation is not necessary, the blocks 34 can be omitted and the openings 32 can be made smaller.

109825/0533 " ¹⁰ ~

Then metallic bearing plates 40 are placed on the insulating blocks 34 in order to achieve a load distribution. The plates 42 may have protrusions 42, which engage in recesses 44 in the surfaces of the blocks 34 to allow displacement of the plates 40 opposite to prevent blocks 34 "; The plates and the blocks can, as shown, have approximately the same size. Securing rings 46 and screw nuts 48 are then attached to the anchor bolts 16 in order to hold the rail plate 22 in a predetermined position on the foundation 14 attach. The nuts 48 are tightened to prevent movement of the retaining rings 46, the plates 40, the blocks 34 and the rail plate 22 to prevent. Spring elements 38 oppose one another longitudinally and one Transverse movement of the rail 10, but with a vertical movement of the rail you give way a little.

A pad 50, which is preferably made of rubber arranged between the rail 10 and the groove 24 of the rail plate. The pad has flanges 52 which extend beyond the edges of the track plate 22, as shown in Fig. 1, to hold the pad in a predetermined position. Bas pad 50 serves primarily Line as insulation against vibrations and noise. Ss also serves to make a slight shift in the rail to allow. The upholstery made of polyethylene and the improve the aforementioned rubber pads

- 11 -109825/0533

the travel comfort and the driving behavior of the trains, you also extend the service life of the rails in that they absorb load surges. A particularly suitable material for the pad 50 is natural or synthetic rubber with a hardness of 70 durometers with a load capacity of 119 »522 kg / cm as well an elongation of 500 percent and a modulus of 200 percent of 70.3 kg / cm of pressure. It should be noted that the Pad 50 covers the entire surface of the groove 24 and covers the entire lower surface of the rail flange 26 extends between the edges of the rail plates 22.

To secure the rail 10 with respect to the plate 22, the plate 22 has a pair of vertical supports 54 on each face 30, in a diametrically offset position. The supports 54 are preferably butted onto the pool 30. The columns extend parallel to the longitudinal extent of the S _c hlene 10 and the groove 24 · the supports further comprise overhead and aligned bores 56.

In order to hold the rail 10 in a predetermined position, Peder elements 58, which are used for fastening, and are approximately C-shaped, are connected to the plate 22. As in Pig. 3, each spring element 58 has a lower leg 59 which extends approximately horizontally above the outer surface 30 of the rail plate

109825/0533

- 12 -

extends. A pair of openings 60 are located in the leg 59 provided for receiving the supports 54. The spring element 58 then merges downward into a curved back part 62, to which an upper leg 64 adjoins, which extends down to an outer edge 66 is bent, which is intended to engage with the surface of the rail flange 26. The entire edge portion 66 which is the same length as the widest Area of the spring element 58, preferably comes into engagement with the rail flange 26 in order to establish a stronger connection. The lower leg 59 of the spring element is, as in Flg. 3 is represented by a mounting pin 56, which is shown in Fig. 5, pressed down. The pin 68 has a shaft 70, a head 72, and a tapered shaft end 74. When the lower leg 59 through the Effect of the pin is pressed down, the upper leg 64 and the edge 66 are down against the Sfchaenenflansch 26 pressed in this way exert a downward pressure on the flange and thereby hold the rail in place.

The arrangement with supports and pins for holding the spring element 58 is particularly effective. Through this a smooth force is generated by the spring element the splint exercised »by moving the spring element around a constant amount due to the pins, the rails can be easily monitored, well calibrated

109825/0533

- 13 -

is set ι that the spring elements in prescribed

in

Way are held when the pins / their assigned location are. In contrast to this, with a conventional arrangement with bolts and nuts for holding the rail anchor, each nut individually controlled by the supervisor to determine if they are properly tightened is. In addition, the tapered shaft end 74 »when the pin is in the assigned position, be bent in a simple manner to secure the pin.

When the spring elements 58 are placed over the supports 54 the lower legs 59 partially cover the bores 56 in the unstressed position of the spring elements is required so that the edge 66 can exert pressure on the rail flange 26 when the pins 68 into the Support holes 56 are used. As a result, have to the lower legs 59 of the spring elements are pressed down so that the bores 56 are exposed for receiving the tenons. A particularly effective tool 76 for easy and quick clamping is in the 1, 4, 6 and 7 shown. The tool 76 has a lever or handle 78 made of a suitable Metal is formed with a chuck 80 at the lower end which is suitably secured there. As shown, the chuck has a threaded end

109825/0533 ~ ^U ~

on, the «inserted through the handle 78 and through a reinforcement plate 84 as well as through a Circlip 86 and a nut 88 is attached. The thread end 82 can have a non-round file that with a similarly shaped opening in the handle ■ cooperates in order to rotate the clamping pin 80 to prevent the handle 78. The clamping spigot has a hat 90 extending in the longitudinal direction on the front lower corner of the same, as in Flg. 7 is shown with a Lei stent part 92 next to the Bat. That Tool 76 is further characterized by an L-shaped stop or shield 94t attached to the handle in FIG a predetermined distance from the clamping spigot 80 is attached.

The operation of tool 76 works best the Pig · 6 and 7 stand out. In an approximately vertical position of the handle 78 (see FIG. 6), the clamping pin inserted between the upper and lower legs 6§, 59 of the spring element 58, the Alt 90 des Clamping pin cooperates with the front edge of the lower leg 59 of the spring element. The handle 78, which, in order to avoid contact with other rail accessories, it can be angled outwards afterwards rotated counterclockwise according to FIG. 7 in order to move the clamping spigot 80 by approximately 90 °. The groin part then puts on the lower leg 59 and spreads the

109825/0533

Legs 59, 64 apart. He is now as a result the greater length of the clamping spigot between the legs. At the same time, the stop 94 is close to the curved bridge portion 62 of the spring element 58 in order to prevent the strip 92 from being diverted from the front edge of the leg 92. The stop 94 also prevents that the spring element can jump backwards in the direction of the operator in the event that the Tool slides off the spring element.

The clamping spigot 80 is large enough to accommodate the lower To press leg 59 below the support bores 56. The openings are then free to receive the pin 68, which can be inserted from the support at the opening on the one opposite to the tool handle 78 Page is provided as from fig. 4 emerges. The tapered shaft end 74 of the pin can then be bent over when the tool is removed to hold the pin securely in place with respect to the supports.

The clamping spigot 80 can have various shapes as long as it operates on the principle that a part of it can be inserted into the tensioning element without any part of the spring being tensioned directly, and the tensioning spigot 80 have a greater length in order to spread the legs of the spring element when the handle is out of it original position is unscrewed.

109825/0533 _ ₁₆ _

The tool 76 is intended to press the leg 59 of the spring element downwards by a distance of 5 mm. The exact distance can pivot about , so that the spring element can also be used if corrosion or wear has acted on the components of the driving scene anchoring and if there are changes in length in the tolerance of the pin length or in the thickness of the rail plate.

-Patent claims-

-17-

109825/0533

Claims (1)

Patent claims: 1. Anchoring for running rails, characterized in that it extends from a load-bearing foundation a pair of upright anchor bolts 16 extend opposite a rail center line are arranged diagonally and at the same distance in the position assigned to them, and on the foundation 14 a pad 18 made of insulating material with holes 20 for the bolts 16 to pass through and on the pad 18 a rail plate 22 made of metal rests ι which is smaller than or as large as that Pad 18 and on its surface a pair of strips 28 which are arranged at a distance from each other are slightly larger than the width of a lower one Rail flange 26 is, and the rail flange 26 take between them with the interposition of the entire Surface of the rail plate 22 between the pad 50 covering the strips 28, the rail plate 22 as well has a pair of openings 32 which are considerably larger than the anchor bolts 16 and due to their position accommodate the anchor bolts 16 in their center when the plate Located on the foundation 14 and their strips 28 run parallel to the rail 10 and centrally opposite the Longitudinal middle & ie of the rail 10 are arranged on the Rail plate 22 above mouse a pair of supports 54 next to it each of the openings 32 and is attached upright parallel to the strips 28, which supports are aligned with one another 109825/0533 Have bores 56 at a small distance above the rail plate 22, in each of the openings 32 old an insulating block 34 is inserted into a lower part 38 with approximately central openings 36 for receiving the anchor bolts 16 and each with a screw nut 48 the anchor bolt 16 for fastening the insulating blocks 34 on the rail plate 22, two approximately C-shaped spring elements 58, each with a short lower leg 59 and a long upper leg 64 are provided, of which the lower leg 59 each have a pair of openings has for receiving a pair of supports 54 and the long leg 64 for single grip with the surface of the lower Flange 26 of the rail 10 is designed for pressing it down and a pin 68 extends through the bores 56 extends in each pair of supports 54 above the short leg 59 and the short leg 59 in a lower one location. 2. Anchoring according to claim 1, characterized in that a bearing plate 40 sum insertion is formed between each insulating block 34 and the corresponding nut 48 when the nut is screwed onto the associated anchor bolt 16 is. . , 3. Anchoring according to claim 1-2, characterized by means of a tool 76 sum insertion of the C-shaped spring element β 58 to hold the rail 10 on the 109825/0533 -19- Anchoringvorriclituiig, wherein the tool 76 a elongated handle 78 and one directed perpendicular to the end piece of the elongated handle 78 Has clamping spigot 80 which is non-circular in cross section and with its longest extension in one plane is »which is substantially perpendicular to the longest extent of the extended handle 78, where the lower leg 59 of the spring element 58 is depressed when the clamping spigot 80 is initially between the outer file of the legs 59, 54 is set, while the handle 78 is preferably in an upward position, and then in a different position of this is twisted. 4 · Anchoring according to claim 3 »characterized in that the clamping spigot 80 has a groove 90 through which the tool 76 engages the edge of the lower leg 59 of the spring element 58 got. 5. Anchoring according to claim 3-4 »characterized in that the extended handle 78 has a shield 94 at a distance from the clamping pin 80 to guide the clamping spigot 80 on the leg 59 of the spring element 58 and to protect the operator with respect to the spring element 58 if this flies away during the handling of the tool 76. 109825/0533 _ ₂₀ _ 6. Anchoring according to one or more of the preceding claims, characterized in that a metal plate 22 is a device for Has receiving the rails 10, the plate 22 also has an upright support 54 which on each side of the device for receiving the rail 10 is mounted on the plate 22 and tenon openings 56 at a small distance above the plate 22, two approximately C-shaped peder elements 58 are provided, each of which has a shorter lower leg 59 and a longer upper leg 64, of which the shorter legs 59 are provided with openings 60 for receiving the supports 54, during the longer leg 64 is formed to be with the upper surface of the lower flange 26 of the rail 10 engage and exert pressure on them, and that pegs 68 pass through peg openings 56 extend in the supports 54, which are located above the short legs 59 of the spring elements 58 and press the short legs 59 downwards. 7. Anchoring according to claim 6, characterized in that a pair of upright supports 54 arranged on each side of the device for receiving the rail 10 and parallel to this and with aligned pin openings 56 are provided, the lower legs 59 of the PedesLemente 58 each have a pair of openings 60 for receiving 109825/0533 -21- a pair of supports 54, and the sien tenon 68 extend through the pair of pin openings 56 gedes pair of supports 54 and parallel to run in the longitudinal direction of the rail 10. 8. Anchoring according to claim 6-7 »characterized ι that an insulating pad 18 between the supporting foundation 14 and the rail plate 22 is arranged. 9. Anchoring according to claim 6-8, characterized in that a pad 50 on the device for receiving the rail 10 for a position between the rail plate 22 and the rail 10 is. 10. Anchoring according to claim 6-9, characterized in that the rail plate 22 large Has openings 32 for receiving the anchor bolts 16 of the supporting foundation 14, the anchor bolts 16 have smaller dimensions than the openings 32, insulating blocks 34 have openings 36 for receiving the anchor bolts 16 and are designed to be received in the openings 32 of the rail plate 22 for an arrangement of the rail plate 22 opposite the anchor bolts 16 and for bringing about electrical insulation of the plate 22 with respect to the bolts 16. 109825/0533 -22- 11. An anchorage according to claim 6-10, characterized g e ke η η is distinguished, the spring elements that 58 diametrically opposite one another and edges 66 for engagement with the lower flange 26 of the rail 10 have the edges 66 have an extension that of the largest Corresponds to the width of the spring elements. 12. An anchorage according to claim 6-11, characterized ke e g η η is characterized in that the pins 68 are bent at one end to a release of the pin to prevent the pin 68 from apertures 56 · 109825/0533 Blank page