CN212426564U - Fastener for rail transit - Google Patents

Abstract

The utility model discloses a fastener for rail transit, including iron tie plate, flat cushion block, anchor bolt and rail, the flat cushion block of top fixedly connected with of iron tie plate, and one side on flat cushion block top is provided with the gasket, anchor bolt has been run through to the inside of gasket, the equal fixedly connected with buffer structure of intermediate position department on flat cushion block top, and buffer structure's top fixedly connected with rail, the opposite side fixedly connected with on flat cushion block top adjusts the structure, the inside of iron tie plate all is provided with additional strengthening. The utility model discloses a be provided with buffer structure and strengthened its shock-absorbing functional, extrude the casing through the rail, make the casing extrusion buffer spring and slide about the inside of casing under, this moment, the distance between the buffering post can reciprocate be drawn close or keep away from, buffer spring's elastic action can cushion the impact force that produces between rail and the iron tie plate, reaches absorbing purpose.

Description

Fastener for rail transit

Technical Field

The utility model relates to a rail transit technical field specifically is a fastener for rail transit.

Background

In rail transit, the rail is as urban rail transit vehicle's direct carrier, and the operating condition of rail directly influences the running state of train, in order to can stabilize the rail on the roadbed, adopts fastener connection rail and roadbed usually, withholds backing plate withhold on the roadbed through anchor bolt, but the fastener for current traffic still has certain problem and defect.

In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:

(1) the traditional fastener for rail transit is weak in shock absorption function and cannot buffer impact force generated between a steel rail and an iron base plate;

(2) the traditional fastener for rail transit is weak in adjusting function, cannot adjust the shape of an elastic strip, and can increase the friction force between steel rails;

(3) the traditional fastener for rail transit has weak internal structure strength, and can cause the iron base plate to break.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fastener for track traffic to it is weaker to provide its bradyseism functionality in solving above-mentioned background art, can not cushion, its regulatory function is weaker to the impact force that produces between rail and the iron tie plate, can't adjust the shape of bullet strip, and frictional force increase and its inner structure intensity that probably can make between the rail are weaker, can make the iron tie plate problem that the phenomenon of splitting takes place.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fastener for track traffic, includes iron tie plate, flat cushion block, anchor bolt and rail, the flat cushion block of top fixedly connected with of iron tie plate, and one side on flat cushion block top is provided with the gasket, anchor bolt has been run through to the inside of gasket, the equal fixedly connected with buffer structure of intermediate position department on flat cushion block top, and buffer structure's top fixedly connected with rail, the opposite side fixedly connected with regulation structure on flat cushion block top, the inside of iron tie plate all is provided with additional strengthening, the bottom fixed connection of iron tie plate has the track bed.

Preferably, the inside of buffer structure has set gradually last casing, lower casing, buffer spring and bumping post, go up the equal fixed connection in the bottom of rail of casing, the inside of going up the casing has all run through lower casing, and the equal fixedly connected with buffer spring in the inside of casing down.

Preferably, the buffer columns penetrate through the buffer springs, and the buffer springs are arranged at equal intervals at the bottom ends of the steel rails.

Preferably, the inside of adjusting the structure has set gradually places chamber, bullet strip, adjustment tank and regulation and draws the piece, place one side that the chamber is fixed in the flat cushion top, the inside of placing the chamber is provided with the bullet strip, and the outside of bullet strip runs through there is the adjustment tank, the piece is drawn in the inside one side fixedly connected with regulation of bullet strip.

Preferably, mount, connecting plate, reinforcing groove and strengthening rib have been set gradually to additional strengthening's inside, the mount all is fixed in the bottom of iron tie plate both sides, the connecting plate all is fixed in the inside both ends of iron tie plate, the equal fixedly connected with reinforcing groove in bottom of connecting plate.

Preferably, the top ends of the reinforcing grooves are fixedly connected with reinforcing ribs which are arranged in the iron base plate at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that: the fastener for rail transit not only realizes the enhancement of the shock absorption function, but also can buffer the impact force generated between the steel rail and the iron base plate, realizes the adjustment of the shape of the elastic strip, reduces the friction force between the steel rails, realizes the enhancement of the structural strength inside the iron base plate, and can prevent the iron base plate from being fractured;

(1) the buffering structure is arranged to enhance the buffering and damping functions of the buffering structure, the upper shell is extruded by the steel rail to enable the upper shell to extrude the buffering spring and slide up and down in the lower shell, at the moment, the distance between the buffering columns can be pulled to and fro or kept away, and the elastic action of the buffering spring can buffer the impact force generated between the steel rail and the iron base plate, so that the purpose of damping is achieved;

(2) the shape of the elastic strip can be adjusted by arranging the adjusting structure, the elastic strip is arranged in the adjusting groove, the adjusting groove is fixed in the placing cavity, the adjusting pull block is pulled to drive the elastic strip to be adjusted, the elastic strip is adjusted to a proper position, the adjusting pull block is fixed, the adjustment of the elastic strip is completed, and the friction force between the steel rails is reduced;

(3) the structural strength of the interior of the iron base plate is enhanced through the reinforcing structure, firstly, the iron base plate and the track bed can be further fixed through the fixing frame, the connecting plate is fixed in the iron base plate, the reinforcing grooves are fixedly connected to the bottom ends of the connecting plate, the reinforcing ribs are fixed in the reinforcing grooves, the structural strength of the interior of the iron base plate can be enhanced through the reinforcing ribs, the iron base plate can be prevented from being broken, and the service life of the iron base plate is prolonged.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is an enlarged partial sectional view of the utility model at a in fig. 1;

fig. 4 is an enlarged schematic view of the front view partial section of the buffering structure of the present invention.

In the figure: 1. an iron backing plate; 2. a flat cushion block; 3. a gasket; 4. an anchor bolt; 5. a steel rail; 6. a buffer structure; 601. an upper housing; 602. a lower housing; 603. a buffer spring; 604. a buffer column; 7. an adjustment structure; 701. a placement chamber; 702. a spring bar; 703. an adjustment groove; 704. adjusting the pull block; 8. a reinforcing structure; 801. a fixed mount; 802. a connecting plate; 803. a reinforcing groove; 804. reinforcing ribs; 9. a track bed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a fastener for rail transit comprises an iron base plate 1, flat cushion blocks 2, anchor bolts 4 and steel rails 5, wherein the top ends of the iron base plate 1 are fixedly connected with the flat cushion blocks 2, one sides of the top ends of the flat cushion blocks 2 are provided with gaskets 3, the anchor bolts 4 penetrate through the gaskets 3, buffer structures 6 are fixedly connected to the middle positions of the top ends of the flat cushion blocks 2, the top ends of the buffer structures 6 are fixedly connected with the steel rails 5, the other sides of the top ends of the flat cushion blocks 2 are fixedly connected with adjusting structures 7, reinforcing structures 8 are arranged inside the iron base plate 1, and the bottom ends of the iron base plate 1 are fixedly connected with a rail bed 9;

an upper shell 601, a lower shell 602, a buffer spring 603 and buffer columns 604 are sequentially arranged in the buffer structure 6, the upper shells 601 are all fixedly connected to the bottom ends of the steel rails 5, the lower shells 602 penetrate through the upper shells 601, the buffer springs 603 are fixedly connected to the inner portions of the lower shells 602, the buffer columns 604 penetrate through the inner portions of the buffer springs 603, and the buffer springs 603 are arranged at equal intervals at the bottom ends of the steel rails 5;

specifically, as shown in fig. 1 and 4, when the mechanism is used, firstly, the rail 5 presses the upper housing 601, so that the upper housing 601 presses the buffer spring 603 and slides up and down in the lower housing 602, at this time, the distance between the buffer columns 604 will be drawn back and forth, and the elastic action of the buffer spring 603 can buffer the impact force generated between the rail 5 and the iron base plate 1, thereby achieving the purpose of shock absorption;

a placing cavity 701, an elastic strip 702, an adjusting groove 703 and an adjusting pull block 704 are sequentially arranged inside the adjusting structure 7, the placing cavity 701 is fixed at one side of the top end of the flat cushion block 2, the elastic strip 702 is arranged inside the placing cavity 701, the adjusting groove 703 penetrates through the outer part of the elastic strip 702, and the adjusting pull block 704 is fixedly connected to one side inside the elastic strip 702;

specifically, as shown in fig. 1 and fig. 2, when the mechanism is used, firstly, the elastic strip 702 is arranged inside the adjusting groove 703, the adjusting groove 703 is fixed inside the placing cavity 701, the adjusting pull block 704 is pulled to enable the adjusting pull block 704 to drive the elastic strip 702 to adjust to a proper position, the adjusting pull block 704 is fixed, the adjustment of the elastic strip 702 is completed, and the friction force between the steel rails 5 is reduced;

the reinforcing structure 8 is internally provided with a fixing frame 801, connecting plates 802, reinforcing grooves 803 and reinforcing ribs 804 in sequence, the fixing frame 801 is fixed at the bottom ends of two sides of the iron base plate 1, the connecting plates 802 are fixed at two ends of the inside of the iron base plate 1, the bottom ends of the connecting plates 802 are fixedly connected with the reinforcing grooves 803, the top ends of the reinforcing grooves 803 are fixedly connected with the reinforcing ribs 804, and the reinforcing ribs 804 are arranged in the iron base plate 1 at equal intervals;

specifically, as shown in fig. 1 and 3, when the mechanism is used, firstly, the iron tie plate 1 and the track bed 9 can be further fixed by the fixing frame 801, the connecting plate 802 is fixed in the iron tie plate 1, the reinforcing groove 803 is fixedly connected to the bottom end of the connecting plate 802, the reinforcing rib 804 is fixed in the reinforcing groove 803, the structural strength in the iron tie plate 1 can be enhanced by the reinforcing rib 804, the iron tie plate 1 can be prevented from being broken, and the service life of the iron tie plate 1 is prolonged.

The working principle is as follows: the utility model discloses when using, at first, through rail 5 extrusion upper housing 601, make upper housing 601 extrusion buffer spring 603 and slide about the inside of casing 602 down, at this moment, the distance between buffering post 604 can reciprocate be drawn close or keep away from, and buffer spring 603's elastic action can cushion the impact force that produces between rail 5 and the iron tie plate 1, reaches absorbing purpose.

Afterwards, the elastic strip 702 is arranged in the adjusting groove 703, the adjusting groove 703 is fixed in the placing cavity 701, the adjusting pull block 704 is pulled to enable the adjusting pull block 704 to drive the elastic strip 702 to be adjusted to a proper position, the adjusting pull block 704 is fixed, the adjustment of the elastic strip 702 is completed, and the friction force between the steel rails 5 is reduced.

Finally, can further fix iron backing plate 1 and track bed 9 through mount 801, be fixed with connecting plate 802 through the inside at iron backing plate 1, and the bottom fixedly connected with strengthening groove 803 of connecting plate 802, the inside of strengthening groove 803 is fixed with strengthening rib 804, can strengthen the inside structural strength of iron backing plate 1 through strengthening rib 804, can prevent iron backing plate 1 breaking phenomenon, has prolonged iron backing plate 1's life.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a fastener for track traffic, includes iron tie plate (1), flat bolster (2), anchor bolt (4) and rail (5), its characterized in that: the utility model discloses a railway track bed, including iron tie plate (1), the top fixedly connected with flat cushion block (2) of iron tie plate (1), and one side on flat cushion block (2) top is provided with gasket (3), anchor bolt (4) have been run through to the inside of gasket (3), the equal fixedly connected with buffer structure (6) of intermediate position department on flat cushion block (2) top, and the top fixedly connected with rail (5) of buffer structure (6), opposite side fixedly connected with adjustment structure (7) on flat cushion block (2) top, the inside of iron tie plate (1) all is provided with additional strengthening (8), the bottom fixed connection of iron tie plate (1) has track bed (9).

2. The rail transit fastener of claim 1, wherein: the inside of buffer structure (6) has set gradually last casing (601), lower casing (602), buffer spring (603) and bumping post (604), go up the equal fixed connection in the bottom of rail (5) of casing (601), the inside of going up casing (601) has all run through down casing (602), and the equal fixedly connected with buffer spring (603) in the inside of casing (602) down.

3. The rail transit fastener of claim 2, wherein: buffer columns (604) penetrate through the buffer springs (603), and the buffer springs (603) are arranged at equal intervals at the bottom ends of the steel rails (5).

4. The rail transit fastener of claim 1, wherein: the inside of adjusting structure (7) has set gradually and has placed chamber (701), bullet strip (702), adjustment tank (703) and regulation and draw piece (704), place one side that chamber (701) are fixed in flat cushion block (2) top, the inside of placing chamber (701) is provided with bullet strip (702), and the outside of bullet strip (702) runs through there is adjustment tank (703), one side fixedly connected with regulation of bullet strip (702) inside draws piece (704).

5. The rail transit fastener of claim 1, wherein: the inside of additional strengthening (8) has set gradually mount (801), connecting plate (802), reinforcing groove (803) and strengthening rib (804), the bottom of iron backing plate (1) both sides is all fixed in mount (801), the inside both ends of iron backing plate (1) are all fixed in connecting plate (802), the equal fixedly connected with reinforcing groove (803) in bottom of connecting plate (802).

6. The rail transit fastener of claim 5, wherein: the top end of the reinforcing groove (803) is fixedly connected with reinforcing ribs (804), and the reinforcing ribs (804) are arranged in the iron base plate (1) at equal intervals.

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