阅读说明：本技术 第一钢轨与第二钢轨的连接装置和连接结构 (Connecting device and connecting structure of first steel rail and second steel rail ) 是由 罗震 谭元键 朱洪志 于 2020-06-30 设计创作，主要内容包括：本发明提供了一种第一钢轨与第二钢轨的连接装置和一种第一钢轨与第二钢轨的连接结构。第一钢轨与第二钢轨的连接装置包括：螺栓连接的异型钢轨和接头夹板,异型钢轨包括：第一连接段,第一连接段呈60kg/m钢轨的轨型；第二连接段,第二连接段呈80R钢轨的轨型；过渡段,第一连接段与第二连接段通过过渡段相连,其中异型钢轨的顶面齐平。本发明所提供的连接装置,通过设置与60kg/m钢轨的轨型适配,且同时与80R钢轨的轨型适配的异型钢轨,实现了60kg/m钢轨与80R钢轨的连接,并通过合理设置第一连接段、过渡段和第二连接段的相对位置,能够保障列车通过时的稳定性与安全性。(The invention provides a connecting device and a connecting structure of a first steel rail and a second steel rail. The connecting device of first rail and second rail includes: bolted connection's heterotypic rail and joint splint, heterotypic rail includes: the first connecting section is in a rail shape of a 60kg/m steel rail; the second connecting section is in a rail shape of an 80R steel rail; and the first connecting section is connected with the second connecting section through the transition section, wherein the top surfaces of the special-shaped steel rails are flush. The connecting device provided by the invention realizes the connection of the 60kg/m steel rail and the 80R steel rail by arranging the special-shaped steel rail which is matched with the rail shape of the 60kg/m steel rail and is matched with the rail shape of the 80R steel rail, and can ensure the stability and the safety when a train passes through by reasonably arranging the relative positions of the first connecting section, the transition section and the second connecting section.)

1. A connection device for a first rail to a second rail, comprising: the special-shaped steel rail (10) and the joint clamping plate (20), wherein the special-shaped steel rail (10) is connected with the joint clamping plate (20) through bolts, and the special-shaped steel rail (10) comprises:

the first connecting section (11), the first connecting section (11) is in a rail shape of a 60kg/m steel rail (200);

the second connecting section (13), the second connecting section (13) is in a rail shape of an 80R steel rail (300);

a transition section (12), wherein one end of the transition section (12) is connected with the first connecting section (11), the shape of the end surface of the transition section (12) connected with the first connecting section (11) is the same as the shape of the cross section of the 60kg/m steel rail (200), the other end of the transition section (12) is connected with the second connecting section (13), and the shape of the end surface of the transition section (12) connected with the second connecting section (13) is the same as the shape of the cross section of the 80R steel rail (300);

wherein the top surface of the first connection section (11), the top surface of the transition section (12) and the top surface of the second connection section (13) are flush.

2. A connection device for a first rail to a second rail according to claim 1,

the first connecting section (11), the transition section (12) and the second connecting section (13) are integrally formed.

3. A connection device for a first rail to a second rail according to claim 1,

the length of the transition section (12) is in the range of 140mm to 180 mm.

4. A connection device for a first rail to a second rail according to claim 1,

the length of the second connecting section (13) is in the range of 200mm to 1050 mm.

5. A connection device for a first rail to a second rail according to claim 1,

the end surface of the rail head (101C) of the first connecting section (11) facing the working edge is flush with the end surface of the rail head (101D) of the transition section (12) facing the working edge;

the end face, facing the working edge, of the rail head (101D) of the transition section (12) is flush with the end face, facing the working edge, of the rail head (101E) of the second connecting section (13).

6. A connection device of a first rail to a second rail according to any one of claims 1 to 5,

the number of the joint clamping plates (20) is four, and the four joint clamping plates (20) are respectively two first clamping plates (21) and two second clamping plates (22);

the two first clamping plates (21) are respectively arranged on the left side and the right side of the special-shaped steel rail (10) and are in bolt connection with the first connecting section (11) of the special-shaped steel rail (10);

the two second clamping plates (22) are respectively arranged on the left side and the right side of the special-shaped steel rail (10) and fixedly connected with the second connecting section (13) of the special-shaped steel rail (10).

7. A connection device of a first rail to a second rail according to any one of claims 1 to 5,

a plurality of round holes (204) and a plurality of waist holes (205) are formed in the joint clamping plate (20), and the total number of the round holes (204) and the waist holes (205) is even;

the round holes (204) and the waist holes (205) are arranged at intervals along the extension direction of the joint clamping plate (20); the waist holes (205) are arranged between two adjacent round holes (204), and the round holes (204) are arranged between two adjacent waist holes (205);

a plurality of bolt holes (104) which are respectively opposite to the round holes (204) and the waist holes (205) are formed in the rail waists (102C, 102E) of the special-shaped steel rail (10);

the joint clamping plate (20) is arranged at the rail waist position of the special-shaped steel rail (10), bolts (31) penetrate through the bolt holes (104) and the round holes (204) which are arranged oppositely, bolts (31) penetrate through the bolt holes (104) and the waist holes (205) which are arranged oppositely, and the joint clamping plate (20) is connected with the special-shaped steel rail (10) through the bolts (31).

8. A connection device for a first rail to a second rail according to claim 7,

the number of the circular holes (204) is two; the number of the waist holes (205) is two.

9. A connection device of a first rail to a second rail according to any one of claims 1 to 5,

the end face of one side, facing the special-shaped steel rail (10), of the joint clamping plate (20) comprises an upper inclined surface (201), a mounting surface (202) and a lower inclined surface (203) which are connected;

the upper inclined plane (201) is connected with the rail head of the special-shaped steel rail (10), the lower inclined plane (203) is connected with the rail bottom of the special-shaped steel rail (10), and the mounting surface (202) protrudes to the rail waist of the special-shaped steel rail (10).

10. A connection structure of a first rail and a second rail, comprising:

a first rail of 60kg/m rail (200);

a second rail, which is an 80R rail (300);

and a device (100) for joining a first rail to a second rail according to any one of claims 1 to 9, the 60kg/m rail (200) and the 80R rail (300) being fixedly connected by means of the device (100) for joining a first rail to a second rail.

Technical Field

The invention relates to the technical field of railways, in particular to a connecting device and a connecting structure of a first steel rail and a second steel rail.

Background

At present, the existing railways in China are paved by adopting Chinese standard steel rails, and direct connection cannot be realized for two steel rails with greatly different rail type end surfaces.

Disclosure of Invention

In order to improve at least one of the above technical problems, an object of the present invention is to provide a connecting device for a first rail and a second rail.

Another object of the present invention is to provide a connection structure of a first rail and a second rail.

In order to achieve the above object, an embodiment of the first aspect of the present invention provides a connecting device for a first rail and a second rail, including: heterotypic rail and joint splint, heterotypic rail with joint splint bolted connection, heterotypic rail includes: the first connecting section is in a rail shape of a 60kg/m steel rail; the second connecting section is in a rail shape of an 80R steel rail; one end of the transition section is connected with the first connecting section, the shape of the end face of the transition section connected with the first connecting section is the same as that of the cross section of the 60kg/m steel rail, the other end of the transition section is connected with the second connecting section, and the shape of the end face of the transition section connected with the second connecting section is the same as that of the cross section of the 80R steel rail; wherein a top surface of the first connection section, a top surface of the transition section, and a top surface of the second connection section are flush.

The connecting device for the first steel rail and the second steel rail comprises the special-shaped steel rail and the joint clamping plate, wherein the special-shaped steel rail is used for connecting the 60kg/m steel rail and the 80R steel rail so as to overcome the problem that the sizes of the rail-shaped end faces of the two steel rails of the 60kg/m steel rail and the 80R steel rail are greatly different. The joint clamping plates are multiple in number, wherein the middle joint clamping plate is used for fixing the special-shaped steel rail and the 60kg/m steel rail in a bolt connection mode, and the part of the joint clamping plates are used for fixing the special-shaped steel rail and the 80R steel rail in a bolt connection mode, so that the 60kg/m steel rail and the 80R steel rail are connected. And the 50kg/m steel rail and the British standard 80R steel rail can be connected to form a track for the train to run.

Specifically, the special-shaped steel rail comprises a first connecting section, a second connecting section and a transition section. One end of the special-shaped steel rail is designed into a rail shape of the 60kg/m steel rail to form a first connecting section, so that the end face of the first connecting section is matched and adapted with the shape of the cross section (the cross section along the length direction of the 60kg/m steel rail) of the 60kg/m steel rail, the butt joint of the special-shaped steel rail and the 60kg/m steel rail is realized, and the stability of a train passing through the special-shaped steel rail is further ensured. Similarly, the other end of the deformed rail is configured to be a rail shape of the 80R rail, and the second connection section is formed such that the end surface of the second connection section is matched and fitted to the shape of the cross section of the 80R rail (the cross section along the length direction of the 80R rail), thereby achieving the butt joint of the deformed rail and the 80R rail. The first connecting section is connected with the second connecting section through the transition section, the transition section is used for enabling the special-shaped steel rail to be in transition from the rail shape of the 60kg/m steel rail of the first connecting section to the rail shape of the 80R steel rail of the second connecting section, the top surface of the first connecting section, the top surface of the transition section and the top surface of the second connecting section are flush, the smoothness of the special-shaped steel rail is guaranteed, and the smoothness and the safety of a train passing through the special-shaped steel rail are further guaranteed.

In addition, the connecting device for the first rail and the second rail in the above embodiment provided by the present invention may further have the following additional technical features:

in the above embodiment, the first connecting section, the transition section and the second connecting section are integrally formed.

In any of the above embodiments, the length of the transition section is in the range of 140mm to 180 mm.

In any of the above embodiments, the second connector segment has a length in the range of 200mm to 1050 mm.

In any of the above embodiments, the end surface of the rail head of the first connecting section facing the working edge is flush with the end surface of the rail head of the transition section facing the working edge; the end face of the rail head of the transition section, which faces the working edge, is flush with the end face of the rail head of the second connecting section, which faces the working edge.

In any of the above embodiments, the number of the joint clamping plates is four, and the four joint clamping plates are respectively two first clamping plates and two second clamping plates; the two first clamping plates are respectively arranged on the left side and the right side of the special-shaped steel rail and are connected with the first connecting section of the special-shaped steel rail through bolts; the two second clamping plates are respectively arranged on the left side and the right side of the special-shaped steel rail and fixedly connected with the second connecting section of the special-shaped steel rail.

In any of the above embodiments, the joint splint is provided with a plurality of round holes and a plurality of waist holes, and the total number of the round holes and the waist holes is an even number; the round holes and the waist holes are arranged at intervals along the extension direction of the joint clamping plate; the waist holes are arranged between two adjacent round holes, and the round holes are arranged between two adjacent waist holes; a plurality of bolt holes which are respectively opposite to the round holes and the waist holes are formed in the rail waist of the special-shaped steel rail; the joint clamping plate is arranged at the rail waist position of the special-shaped steel rail, bolts penetrate through the bolt holes and the round holes which are oppositely arranged, bolts penetrate through the bolt holes and the waist holes which are oppositely arranged, and the joint clamping plate is connected with the special-shaped steel rail through the bolts.

In the above embodiment, the number of the circular holes is two; the number of the waist holes is two.

In any of the above embodiments, the end surface of the joint clamping plate facing the profiled rail comprises an upper inclined surface, a mounting surface and a lower inclined surface which are connected with each other; the upper inclined plane is connected with the rail head of the special-shaped steel rail, the lower inclined plane is connected with the rail bottom of the special-shaped steel rail, and the mounting surface protrudes to the rail web of the special-shaped steel rail.

Furthermore, the mounting surface is a plane or a curved surface.

An embodiment of the technical solution of the second aspect of the present invention provides a connection structure of a first rail and a second rail, including: 60kg/m rail; 80R steel rail; and the connecting device of the first steel rail and the second steel rail in any embodiment of the first technical scheme, wherein the 60kg/m steel rail and the 80R steel rail are fixedly connected through the connecting device of the first steel rail and the second steel rail.

The connecting structure of the first rail and the second rail provided in one embodiment of the technical solution of the second aspect of the present invention includes the connecting device of the first rail and the second rail in any embodiment of the technical solution of the first aspect, so that all the beneficial effects of any embodiment described above are achieved, and are not described herein again.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic perspective view of a first rail to second rail joint assembly according to some embodiments of the present invention;

FIG. 2 is a schematic structural view of a profiled rail according to some embodiments of the present invention;

FIG. 3 is a schematic structural view of a profiled rail according to some embodiments of the present invention;

FIG. 4 is a top view of the profiled rail shown in FIG. 2;

FIG. 5 is a front view of the profiled rail shown in FIG. 2;

FIG. 6 is a side view of the profiled rail shown in FIG. 2;

FIG. 7 is a schematic illustration of a coupling arrangement for a first rail to a second rail in accordance with certain embodiments of the present invention;

FIG. 8 is a schematic view of the first/second clamp of some embodiments of the present invention;

FIG. 9 is a schematic perspective view of a first splint/second splint according to some embodiments of the present invention;

FIG. 10 is a schematic perspective view of a first splint/second splint according to some embodiments of the invention;

FIG. 11 is a schematic structural view of a connection of a first rail to a second rail in some embodiments of the invention;

FIG. 12 is a schematic structural view of a 60kg/m rail according to some embodiments of the present invention;

FIG. 13 is a schematic illustration of the structure of an 80R rail in some embodiments of the invention.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 13 is:

100 a connecting device; 10 special-shaped steel rails; 11 a first connection section; 12 a transition section; 13 a second connection section; 20 splice holders; 21 a first clamp plate; 22 a second splint; 201 an upper inclined plane; 202 mounting surface; 203 lower inclined plane; 204 circular holes; 205 waist holes; 31 a bolt; 32 nuts; 33 a flat washer; 101A rail head; 101B railhead; 101C railhead; 101D railhead; 101E railhead; 102A rail web; 102B rail waist; 102C rail web; 102E rail web; 103A rail bottom; 103B rail bottom; 103C rail bottom; 103E rail bottom; 104 bolt holes; 20060kg/m rail; 30080R Steel Rail.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The connection device 100 of the first rail to the second rail and the connection structure of the first rail to the second rail according to some embodiments of the present invention will be described below with reference to fig. 1 to 13.

Some embodiments of the present application provide a first rail to second rail connection 100.