CN217629184U - Anti-corrosion structure for railway track - Google Patents
Anti-corrosion structure for railway track Download PDFInfo
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- CN217629184U CN217629184U CN202221220012.1U CN202221220012U CN217629184U CN 217629184 U CN217629184 U CN 217629184U CN 202221220012 U CN202221220012 U CN 202221220012U CN 217629184 U CN217629184 U CN 217629184U
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- sacrificial anode
- corrosion
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Abstract
The utility model discloses an anti-corrosion structure for railway rails, include: a railroad rail having at least a mounting surface thereon; a composite anode comprising at least a sacrificial anode in contact with the mounting surface; the elastic fastener is elastically pressed on the composite anode so that the composite anode is positioned on the mounting surface. The utility model discloses can provide corrosion protection to railway rails.
Description
Technical Field
The utility model relates to a rail anticorrosion technical field especially relates to an anticorrosion structure for railway rails.
Background
The rail industry has developed rapidly worldwide, with the total mileage of high-speed rail in china reaching 40000 km by the end of 2021, followed by spain, germany, japan and france, which has become the most efficient transportation method. However, the rapid development of the railway industry makes the surface damage of the steel rail increasingly serious, and the problems of operation safety and service life are particularly important. With the increase of the speed increase, the load carrying capacity and the traffic flow of the train, the requirements on the durability and the reliability of the railway are more and more strict.
The fastening system for fixing the rail to the sleeper is required and mainly comprises elastic strips, screws, gauge blocks and crash pads. The backing plate serves to maintain the gauge and prevent lateral displacement of the rail, acts as a spacer between the resilient strip and the foot, and also forms a gap between the backing plate and the foot portion, where accumulation of corrosive media, including chloride ions and microorganisms, can easily occur, thereby causing crevice corrosion. The rail foot is the thinnest in cross section and the only part that is contacted and fixed by the fastener system (the elastic strip provides clamping force), so that the rail foot is thinned due to serious crevice corrosion, which is dangerous in the long run, and how to effectively solve the crevice corrosion at the base plate and the iron foot is of great significance.
SUMMERY OF THE UTILITY MODEL
The utility model provides an anticorrosion structure for railway rails, it can provide the anticorrosion protection to railway rails.
In order to solve the technical problem, the utility model provides an anticorrosion structure for railway rails, include:
a railroad rail having at least a mounting surface thereon;
a composite anode comprising at least a sacrificial anode in contact with the mounting surface;
the elastic fastener is elastically pressed on the composite anode so that the composite anode is positioned on the mounting surface.
Preferably, the composite anode further comprises an insulating gasket, the insulating gasket is arranged on the surface of the sacrificial anode in a composite mode, and the insulating gasket is in contact with the elastic fastener.
Preferably, in the above technical solution, the insulating spacer and the sacrificial anode are rectangular strips, and the size of the insulating spacer corresponds to that of the sacrificial anode.
Preferably, the composite anode is parallel to the railway steel rail.
Preferably, in the above technical solution, the insulating spacer is made of a shock absorbing material.
Preferably, in the above technical solution, the shock absorbing material is a soft rubber material.
Preferably, the sacrificial anode is a zinc-based, aluminum-based or magnesium-based anode.
Preferably, the sacrificial anode is a ferrous material with zinc plating, aluminum plating, zinc spraying or aluminum spraying.
Preferably, the sacrificial anode has a thickness of 0.1-10mm.
Preferably, in the above technical solution, the sacrificial anode has a long groove along a length direction thereof.
The utility model provides an anticorrosion structure for railway rails, it includes the railway rail, composite anode and elastic fastener, in the installation, the sacrificial anode laminating is on the mounting surface of railway rail, elastic fastener elasticity is pressed and is made sacrificial anode can fix a position on mounting surface on composite anode, sacrificial anode can provide cathodic protection for the railway rail, can prevent the corruption of railway rail, especially sacrificial anode sets up between elastic fastener and railway rail, it can play the anticorrosion protection to the gap of elastic fastener and railway rail, in addition, composite anode presses through elastic fastener and establishes the location, its erection joint is more firm and convenient, it does not need additionally to increase location structure and makes overall structure simpler.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.
Drawings
Fig. 1 shows a schematic structural view of an anti-corrosion structure for a railway track according to an embodiment of the present invention;
fig. 2 shows a schematic structural view of a composite anode in an embodiment of the invention;
in the figure: 100. a railway rail; 200. an elastic fastener; 10. a composite anode; 101. an insulating spacer; 102. a sacrificial anode; 103. a long groove.
Detailed Description
To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and obviously, 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 the skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, an embodiment of the present invention provides an anti-corrosion structure for a railway track, including:
a railway rail 100, rail 100 having at least a mounting surface thereon;
a composite anode 10, the composite anode 10 comprising at least a sacrificial anode 102, the sacrificial anode 102 being in contact with the mounting surface;
and the elastic fasteners 200, wherein the elastic fasteners 200 are elastically pressed on the composite anode 10 so as to position the composite anode 10 on the installation surface.
The anti-corrosion structure for the railway track comprises a railway rail 100, a composite anode 10 and an elastic fastener 200, wherein during installation, the sacrificial anode 102 is attached to the installation surface of the railway rail 100, the elastic fastener 200 is elastically pressed on the composite anode 10 to enable the sacrificial anode 102 to be positioned on the installation surface, the sacrificial anode 102 can provide cathode protection for the railway rail 100 and can prevent the railway rail 100 from being corroded, particularly, the sacrificial anode 102 is arranged between the elastic fastener 200 and the railway rail 100 and can play a role in anti-corrosion protection for a gap between the elastic fastener 200 and the railway rail 100, the composite anode 10 is pressed through the elastic fastener 200 to be positioned, the installation and positioning are firmer and more convenient, and the positioning structure is not required to be additionally arranged so that the overall structure is simpler.
In a further implementation manner of this embodiment, the composite anode 10 further includes an insulating spacer 101, the insulating spacer 101 is disposed on the surface of the sacrificial anode 102, and the insulating spacer 101 contacts with the elastic fastener 200.
The insulating gasket 101 of the embodiment can prevent galvanic corrosion between the elastic fastener 200 and the railway rail 100, and ensure the operation safety of high-speed rails.
In a further implementation manner of this embodiment, the insulating spacer 101 and the sacrificial anode 102 are rectangular and long, and the size of the insulating spacer 101 corresponds to that of the sacrificial anode 102.
The insulating spacer 101 and the sacrificial anode 102 in this embodiment are rectangular strips, which may further facilitate the press-contact.
In a further embodiment of this embodiment, the composite anode 10 is parallel to the railway rail 100.
The composite anode 10 in the embodiment is parallel to the railway steel rail 100, so that the composite anode can be conveniently pressed and contacted, and the anti-corrosion effect can be improved.
In a further implementation manner of the present embodiment, the insulating spacer 101 is a shock absorbing material.
The insulating gasket 101 in this embodiment is made of a shock-absorbing material, and has shock-absorbing and anti-sliding functions, so as to ensure that the elastic fastener 200 does not loosen during the operation of the high-speed rail.
In a further implementation manner of the present embodiment, the shock absorbing material is a soft rubber material.
The damping material in the embodiment is made of soft rubber material, so that the cost can be reduced, and the damping and anti-sliding capabilities can be improved.
In a further possible implementation of this embodiment, the sacrificial anode 102 is a zinc-based, aluminum-based, or magnesium-based anode.
The sacrificial anode 102 in this embodiment is a zinc-based, aluminum-based, or magnesium-based anode that may provide the sacrificial anode 102 with better cathodic protection.
In a further possible implementation of this embodiment, the sacrificial anode 102 is a ferrous material with zinc plating, aluminum plating, zinc spraying, or aluminum spraying.
The sacrificial anode 102 in this embodiment is made of an iron material with zinc plating, aluminum plating, zinc spraying, or aluminum spraying, which not only reduces the cost, but also has a better cathode protection effect.
In a further possible implementation of this embodiment, the sacrificial anode 102 has a thickness of 0.1-10mm.
In a further embodiment of this embodiment, the sacrificial anode 102 is provided with a long slot 103 along its length.
The long groove 103 in this embodiment may facilitate the discharge of accumulated impurities.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
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 (10)
1. An anti-corrosion structure for a railway track, comprising:
a railroad rail having at least a mounting surface thereon;
a composite anode comprising at least a sacrificial anode in contact with the mounting surface;
the elastic fastener is elastically pressed on the composite anode so that the composite anode is positioned on the mounting surface.
2. The anti-corrosion structure for railway tracks according to claim 1, characterized in that said composite anode further comprises an insulating gasket compositely disposed on the surface of said sacrificial anode, said insulating gasket being in contact with said elastic fastener.
3. The corrosion protection structure for railway rails according to claim 2, wherein said insulating spacer and said sacrificial anode have a rectangular elongated shape, and said insulating spacer has a size corresponding to said sacrificial anode.
4. The anti-corrosion structure for railway tracks according to claim 1, characterized in that said composite anode is parallel to said railway rail.
5. The anti-corrosion structure for railway rails according to claim 2, wherein said insulating spacer is a shock absorbing material.
6. The anti-corrosion structure for railway tracks according to claim 5, characterized in that said shock absorbing material is a soft rubber material.
7. The anti-corrosion structure for railway tracks according to claim 1, characterized in that said sacrificial anode is a zinc-, aluminum-or magnesium-based anode.
8. The corrosion protection structure for railway rails according to claim 1, wherein said sacrificial anode is a ferrous material with zinc plating, aluminum plating, zinc spraying or aluminum spraying.
9. The anti-corrosion structure for railway rails according to claim 7 or 8, characterized in that the thickness of the sacrificial anode is 0.1-10mm.
10. The corrosion protection structure for railway rails according to claim 1, wherein said sacrificial anode is provided with an elongated groove along a length direction thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221220012.1U CN217629184U (en) | 2022-05-20 | 2022-05-20 | Anti-corrosion structure for railway track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221220012.1U CN217629184U (en) | 2022-05-20 | 2022-05-20 | Anti-corrosion structure for railway track |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217629184U true CN217629184U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221220012.1U Active CN217629184U (en) | 2022-05-20 | 2022-05-20 | Anti-corrosion structure for railway track |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217629184U (en) |
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2022
- 2022-05-20 CN CN202221220012.1U patent/CN217629184U/en active Active
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