CN215210244U - Heavy haul railway insulated steel rail joint - Google Patents
Heavy haul railway insulated steel rail joint Download PDFInfo
- Publication number
- CN215210244U CN215210244U CN202120737297.5U CN202120737297U CN215210244U CN 215210244 U CN215210244 U CN 215210244U CN 202120737297 U CN202120737297 U CN 202120737297U CN 215210244 U CN215210244 U CN 215210244U
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- Prior art keywords
- joint
- rail
- reinforcing rib
- heavy haul
- beam body
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 41
- 239000010959 steel Substances 0.000 title claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000005728 strengthening Methods 0.000 claims abstract description 8
- 238000005452 bending Methods 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 45
- 239000003292 glue Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of railway track joints, in particular to an insulated rail joint of a heavy haul railway, which comprises a plurality of rails, joint clamping plates and fastening mechanisms, wherein the rails are connected end to end; the two joint clamping plates are symmetrically arranged on two sides of the joint of two adjacent steel rails; the fastening mechanism is used for fixing the two joint clamping plates at the joint of two adjacent steel rails; wherein, be provided with the strengthening mechanism who is used for the bending resistance on the joint splint, the utility model discloses a set up first strengthening rib and second strengthening rib and then strengthen respectively on the roof beam body of joint splint the bending resistance of the roof beam body, and then show the improvement the use durability of joint splint on the heavy haul railway track.
Description
Technical Field
The utility model relates to a railway track connects technical field, particularly, relates to an insulating rail joint of heavy haul railway.
Background
The prior joint assembly has no related reinforcing structure due to the clamping plate, so that the related rail joints arranged on the heavy-duty track are easy to damage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an insulating rail joint of heavy haul railway to improve above-mentioned problem. In order to achieve the above purpose, the utility model adopts the following technical scheme:
the application provides an insulated rail joint of heavy haul railway, include: the steel rail comprises a plurality of steel rails, joint clamping plates and fastening mechanisms, wherein the steel rails are connected end to end; the two joint clamping plates are symmetrically arranged on two sides of the joint of two adjacent steel rails; the fastening mechanism is used for fixing the two joint clamping plates at the joint of two adjacent steel rails; wherein, be provided with the strengthening mechanism who is used for bending resistance on the joint splint.
Preferably, the reinforcing mechanism comprises a first reinforcing rib and a second reinforcing rib, and the first reinforcing rib and the second reinforcing rib are both arranged on the beam body.
Preferably, the beam body includes a first side surface and a second side surface, the first reinforcing rib is arranged at the upper edge of the second side surface, the first reinforcing rib penetrates through the upper edge of the second side surface, the second reinforcing rib is arranged in the middle of the lower edge of the second side surface, and both ends of the second reinforcing rib are provided with arc slopes.
Preferably, the fastening mechanism comprises a first screw hole, a second screw hole, a bolt and a nut, the first screw hole is formed in the joint clamping plate, the second screw hole is formed in the steel rail, the second screw hole is communicated with the two first screw holes formed in the two joint clamping plates on the two sides of the steel rail through the bolt, and the nut is arranged at one end of the bolt.
Preferably, an insulating glue layer is arranged between the first side face and the rail cavity of the steel rail.
Preferably, an insulating rubber tube is sleeved on a screw rod of the bolt, an insulating washer is arranged between a screw head of the bolt and the second side face of the beam body, and an insulating washer is arranged between the nut and the second side face of the beam body.
Preferably, a rail end insulating plate is arranged at the joint of the two adjacent steel rails, and the shape of the rail end insulating plate is the same as that of the end face of each steel rail.
Preferably, the upper surface of the beam body is provided with a third reinforcing rib, one side of the third reinforcing rib, which is close to the steel rail, is an arc surface, the outer side surface of the third reinforcing rib and the outer side surface of the top of the steel rail are located on the same vertical surface, and the height difference between the top of the third reinforcing rib and the upper surface of the beam body is 1-3 mm.
The utility model has the advantages that:
the utility model discloses a set up first strengthening rib and second strengthening rib and then strengthen respectively on the roof beam body that connects splint the bending resistance of the roof beam body, and then show the improvement connect splint to use the durability on the heavy haul railway track.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the embodiments of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of an insulated rail joint of a heavy haul railway according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a beam body according to an embodiment of the present invention.
Fig. 3 is a cross-sectional view along a-a of an insulated rail joint for heavy haul railway according to an embodiment of the present invention.
Fig. 4 is a cross-sectional view along b-b of an insulated rail joint for heavy haul railway according to an embodiment of the present invention.
The labels in the figure are: 1-joint clamp plate, 11-beam body, 12-first reinforcing rib, 13-second reinforcing rib, 131-arc slope surface, 14-first screw hole, 15-third reinforcing rib, 2-bolt, 3-insulating washer, 4-nut, 5-insulating rubber tube, 6-insulating rubber layer, 7-steel rail and 8-rail end insulating plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
Example 1
As shown in fig. 1-4, the embodiment provides an insulated rail joint for heavy haul railway, a rail 7, a joint clamp 1 and a fastening mechanism, wherein the rail 7 comprises a plurality of rails which are connected end to end; the joint clamping plates 1 comprise two joint clamping plates which are symmetrically arranged on two sides of the joint of two adjacent steel rails 7; the fastening mechanism is used for fixing the two joint clamping plates 1 at the joint of two adjacent steel rails 7; wherein, be provided with the strengthening mechanism who is used for bending resistance on the joint splint 1.
In one embodiment of the present disclosure, the reinforcing mechanism includes a first reinforcing rib 12 and a second reinforcing rib 13, and both the first reinforcing rib 12 and the second reinforcing rib 13 are disposed on the beam body 11.
In a specific embodiment of the present disclosure, the beam body 11 includes a first side surface 111 and a second side surface 112, the first reinforcing rib 12 is disposed at an upper edge of the second side surface 112, the first reinforcing rib 12 penetrates through the upper edge of the second side surface 112, the second reinforcing rib 13 is disposed in a middle of a lower edge of the second side surface 112, and both ends of the second reinforcing rib 13 are provided with arc slopes 131.
The fastening device of this embodiment may be a locking structure composed of six bolts sequentially arranged along the horizontal direction of the joint splint 1 and corresponding screw holes arranged on the steel rail 7 and the joint splint 1 as shown in fig. 1, and the second reinforcing rib 13 and the first reinforcing rib 12 are respectively arranged on both sides of the steel rail 7, so as to effectively enhance the bending resistance of the beam body 11;
secondly, the arc slopes 131 are arranged at the two ends of the second reinforcing rib 13, so that stress concentration at the joint of the second reinforcing rib 13 and the beam body 11 is avoided, and particularly, the use durability of the joint clamp plate 1 on a heavy haul railway track is effectively improved when a heavy haul train passes through.
In a specific embodiment of the present disclosure, the fastening mechanism includes a first screw hole 14, a second screw hole, a bolt 2, and a nut 4, the first screw hole 14 is disposed on the joint splint 1, the second screw hole is disposed on the rail 7, the second screw hole is communicated with two first screw holes 14 disposed on two joint splints 1 on both sides of the rail 7 through the bolt 2, and one end of the bolt 2 is provided with the nut 4.
The corresponding positions of the steel rail 7 and the joint splint 1 are respectively provided with a second screw hole and a first screw hole 14 which are connected and fixed through a bolt 2 and a nut 4.
In one embodiment of the present disclosure, an insulating glue layer 6 is disposed between the first side surface 111 and the rail cavity of the steel rail 7.
In a specific embodiment of the present disclosure, an insulating rubber tube 5 is sleeved on a screw of the bolt 2, an insulating washer 3 is disposed between a screw head of the bolt 2 and the second side surface 112 of the beam 11, and an insulating washer 3 is disposed between the nut 5 and the second side surface 112 of the beam 11.
In one embodiment of the present disclosure, a rail end insulating plate 8 is disposed at a joint of two adjacent steel rails 7, and a shape of the rail end insulating plate 8 is the same as a shape of an end surface of the steel rail 7.
In this embodiment, the insulation layer 6 is disposed between the first side surface 111 and the rail cavity of the steel rail 7, the screw of the bolt 2 is sleeved with the insulation rubber tube 5, and the rail end insulation plate 8 is disposed at the joint of the two adjacent steel rails 7 to realize the mutual insulation between the two adjacent steel rails 7.
In a specific embodiment of the present disclosure, a third rib 15 is disposed on the upper surface of the beam body 11, one side of the third rib 15 close to the rail 7 is an arc surface, an outer side surface of the third rib 15 and an outer side surface of the top of the rail 7 are located on the same vertical plane, and a height difference between the top of the third rib 15 and the upper surface of the beam body 11 is 1-3 mm.
In this embodiment, the third reinforcing rib 15 is disposed on the upper surface of the beam body 11, and one side of the third reinforcing rib 15 close to the steel rail 7 is an arc surface, so that the rail cavity of the steel rail 7 is more attached to the joint splint 1, and the normal functional use of the joint splint 1 is not affected.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. An insulated rail joint for heavy haul railways, comprising:
the steel rail (7) comprises a plurality of steel rails (7), and the steel rails (7) are connected end to end with each other;
the joint clamping plates (1) comprise two joint clamping plates which are symmetrically arranged on two sides of the joint of two adjacent steel rails (7); and
the fastening mechanism is used for fixing the two joint clamping plates (1) at the joint of two adjacent steel rails (7);
wherein, a strengthening mechanism for bending resistance is arranged on the joint splint (1).
2. The insulated rail joint for heavy haul railways of claim 1, wherein: the reinforcing mechanism comprises a first reinforcing rib (12) and a second reinforcing rib (13), and the first reinforcing rib (12) and the second reinforcing rib (13) are arranged on the beam body (11).
3. The insulated rail joint for heavy haul railways of claim 2, wherein: the beam body (11) comprises a first side surface (111) and a second side surface (112), the first reinforcing rib (12) is arranged at the upper edge of the second side surface (112), the first reinforcing rib (12) penetrates through the upper edge of the second side surface (112), the second reinforcing rib (13) is arranged in the middle of the lower edge of the second side surface (112), and arc-shaped slopes (131) are arranged at two ends of the second reinforcing rib (13).
4. The insulated rail joint for heavy haul railways of claim 1, wherein: fastening device includes first screw (14), second screw, bolt (2) and nut (4), first screw (14) set up on the splint that connects (1), the second screw sets up on rail (7), the second screw passes through bolt (2) and setting are in two of rail (7) both sides connect two on the splint (1) first screw (14) intercommunication, the one end of bolt (2) is provided with nut (4).
5. The insulated rail joint for heavy haul railways of claim 1, wherein: an insulating glue layer (6) is arranged between the first side face (111) and the rail cavity of the steel rail (7).
6. The insulated rail joint for heavy haul railways of claim 4, wherein: an insulating rubber tube (5) is sleeved on a screw rod of the bolt (2), an insulating washer (3) is arranged between a screw head of the bolt (2) and the second side surface (112) of the beam body (11), and an insulating washer (3) is arranged between the nut (4) and the second side surface (112) of the beam body (11).
7. The insulated rail joint for heavy haul railways of claim 1, wherein: and a rail end insulating plate (8) is arranged at the joint of the two adjacent steel rails (7), and the shape of the rail end insulating plate (8) is the same as that of the end surface of the steel rail (7).
8. The insulated rail joint for heavy haul railways of claim 1, wherein: the steel rail structure is characterized in that a third reinforcing rib (15) is arranged on the upper surface of the beam body (11), one side, close to the steel rail (7), of the third reinforcing rib (15) is an arc surface, the outer side surface of the third reinforcing rib (15) and the outer side surface of the top of the steel rail (7) are located on the same vertical surface, and the height difference between the top of the third reinforcing rib (15) and the upper surface of the beam body (11) is 1-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120737297.5U CN215210244U (en) | 2021-04-12 | 2021-04-12 | Heavy haul railway insulated steel rail joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120737297.5U CN215210244U (en) | 2021-04-12 | 2021-04-12 | Heavy haul railway insulated steel rail joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215210244U true CN215210244U (en) | 2021-12-17 |
Family
ID=79446151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120737297.5U Active CN215210244U (en) | 2021-04-12 | 2021-04-12 | Heavy haul railway insulated steel rail joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215210244U (en) |
-
2021
- 2021-04-12 CN CN202120737297.5U patent/CN215210244U/en active Active
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