CN217778434U - Novel C shaped steel aluminium composite contact rail structure - Google Patents
Novel C shaped steel aluminium composite contact rail structure Download PDFInfo
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- CN217778434U CN217778434U CN202222068979.9U CN202222068979U CN217778434U CN 217778434 U CN217778434 U CN 217778434U CN 202222068979 U CN202222068979 U CN 202222068979U CN 217778434 U CN217778434 U CN 217778434U
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Abstract
The utility model belongs to the technical field of railway transportation equipment a novel C shaped steel aluminium composite contact rail structure. The major components include aluminium rail and stainless steel section bar, aluminium rail upper portion both sides set up the arc surface, stainless steel section bar includes two "J" type stainless steel bands, the circular arc recess of "J" type stainless steel band with aluminium rail upper portion both sides arc surface size phase-match, two "J" type stainless steel bands live the aluminium rail through circular arc recess parcel to make it compound together through the welded mode, the utility model discloses simple process, processing is convenient, the stable performance.
Description
Technical Field
The utility model belongs to the technical field of the railway transportation equipment, concretely relates to novel C shaped steel aluminium composite contact rail structure.
Background
The contact rails are mainly divided into I-shaped steel-aluminum composite contact rails and C-shaped steel-aluminum composite contact rails, and compared with the I-shaped steel-aluminum composite contact rails, the C-shaped steel-aluminum composite contact rails are light in weight and good in flexibility, and therefore the C-shaped steel-aluminum composite contact rails are commonly used in a magnetic suspension flow imparting system.
The C-shaped steel-aluminum composite contact rail is formed by compounding an aluminum rail and a stainless steel band, the C-shaped steel-aluminum composite contact rail commonly used at present is shown in figure 2, wherein 1 'is the aluminum rail, 2' is the stainless steel band, the upper surface of the aluminum rail 1 'is provided with a plurality of grooves, the lower surface of the stainless steel band 2' is provided with a plurality of salient points matched with the grooves of the aluminum rail, the two are buckled together, the structure process is complex, the processing difficulty is high, and steel-aluminum stripping risks exist on two sides of a steel-aluminum junction surface.
Disclosure of Invention
The utility model discloses to prior art's defect, provide a novel C shaped steel aluminium composite contact rail structure. The structure has simple process, low processing difficulty and stable performance.
The utility model provides a novel C shaped steel aluminium composite contact rail structure contains aluminium rail 1 and stainless steel section bar, stainless steel section bar contains two "J" type stainless steel strip 2, 1 upper portion both sides of aluminium rail set up the arc surface, and whole approximate "C" type, the circular arc recess of "J" type stainless steel strip 2 with 1 upper portion both sides arc surface size phase-match of aluminium rail, two "J" type stainless steel strip 2 live aluminium rail 1 through circular arc recess parcel to make it compound together through the welded mode.
A novel C shaped steel aluminium composite conductor rail structure aluminium rail 1 is through extrusion.
Two sides of the upper surface of the aluminum rail 1 of the novel C-shaped steel-aluminum composite contact rail structure are inclined planes of 1.75 degrees respectively.
The J-shaped stainless steel band 2 of the novel C-shaped steel-aluminum composite contact rail structure is formed by cold bending equipment.
The novel C-shaped steel-aluminum composite contact rail structure aluminum rail 1 is made of an aluminum alloy material, and the J-shaped stainless steel band 2 is made of a stainless steel material.
An inclined plane of an inner cavity of the aluminum rail 1 of the novel C-shaped steel-aluminum composite contact rail structure forms an included angle of 14 degrees with the rail bottom.
Two J-shaped stainless steel bands 2 of the novel C-shaped steel-aluminum composite contact rail structure wrap the aluminum rail 1, and a welding gap with a distance of 1.2-1.8mm is formed between the two J-shaped stainless steel bands.
The utility model has the advantages that: the C-shaped steel-aluminum composite contact rail mechanism is simple in process, low in processing difficulty, convenient to install and stable in performance, and the J-shaped stainless steel band is formed through cold bending of a cold bending machine, so that the process is simple and the manufacturing is convenient; two "J" type stainless steel bands pass through the circular arc recess and aluminum rail circular arc surface parcel together to carrying out welded connection in the middle of the aluminum rail, utilizing the principle of the expend with heat and contract with cold after the welding to produce sufficient power of holding tightly, making bonding performance improve by a wide margin between the steel aluminium, greatly reduced the risk that the steel aluminium peeled off, increased the electric conductive property of C shaped steel aluminium composite contact rail, prolonged the life of contact rail.
Drawings
Fig. 1 is the utility model relates to a novel C shaped steel aluminium composite conductor rail structure schematic diagram.
Fig. 2 is a schematic structural view of a C-shaped steel-aluminum composite contact rail in the prior art.
Fig. 3 is the utility model relates to a novel C shaped steel aluminium composite contact rail aluminium rail structure.
FIG. 4 is the utility model discloses a novel J type stainless steel band of C shaped steel aluminium composite contact rail
In the figure, 1-aluminum rail, 2-J-shaped stainless steel band and 3-welding line.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
According to the novel C-shaped steel aluminum composite contact rail shown in the figure 1, the novel C-shaped steel aluminum composite contact rail comprises an aluminum rail 1 and stainless steel profiles, the stainless steel profiles are wrapped on the upper surface of the aluminum rail 1, arc surfaces are arranged on two sides of the upper portion of the aluminum rail 1, two sides of the top of the aluminum rail are inclined planes of 1.75 degrees, an inner cavity inclined plane and a rail bottom form an included angle of 14 degrees, the integral shape is approximate to a C shape, the stainless steel profiles are formed through extrusion forming and are shown in the figure 3, the stainless steel profiles comprise two J-shaped stainless steel belts 2, the J-shaped stainless steel belts 2 are cold bent into a J shape through a cold bending machine, the arc grooves of the J-shaped stainless steel belts 2 are matched with the arc surfaces on two sides of the upper portion of the aluminum rail 1 in size, the two J-shaped stainless steel belts 2 wrap the aluminum rail 1 through the arc grooves, welding gaps of 1.2-1.8mm are formed in the middle position of the top of the aluminum rail 1, welding gaps are welded through an automatic argon arc welding machine, welding seams 3 are formed, and finally the welding seams are polished to be smooth and flat.
This novel C shaped steel aluminium composite contact rail simple structure, convenient operation only can be in the same place steel aluminium complex through a welding, and the inner circular arc through two "J" section bars 2 of expend with heat and contract with cold principle after the welding tightly wraps up and lives aluminium rail 1 for bonding performance improves by a wide margin between the steel aluminium, greatly reduced the risk that steel aluminium peeled off, increased the electric conductive property of C shaped steel aluminium composite contact rail, prolonged the life of contact rail.
It is right above the utility model provides a C shaped steel aluminium composite contact rail structure has carried out detailed introduction. The principles and embodiments of the present invention have been described herein using specific examples, and the above description of the embodiments is only used to help understand the method and its core idea of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (7)
1. The utility model provides a novel C shaped steel aluminium composite conductor rail structure, characterized by: aluminium rail (1) upper portion both sides set up the arc surface, and whole approximate "C" type, stainless steel section bar include two "J" type stainless steel strips (2), the circular arc recess of "J" type stainless steel strip (2) with aluminium rail (1) upper portion both sides arc surface size phase-match, two "J" type stainless steel strips (2) live aluminium rail (1) through circular arc recess parcel to make its complex be in the same place through the welded mode.
2. The novel C-shaped steel and aluminum composite contact rail structure as claimed in claim 1, wherein: the aluminum rail (1) is formed by extrusion.
3. The novel C-shaped steel and aluminum composite contact rail structure as claimed in claim 1, wherein: and two sides of the upper surface of the aluminum rail (1) are respectively provided with 1.75-degree inclined planes.
4. The novel C-shaped steel and aluminum composite contact rail structure as claimed in claim 1, wherein: the J-shaped stainless steel band (2) is formed by cold bending through cold bending equipment.
5. The novel C-shaped steel and aluminum composite contact rail structure as claimed in claim 1, wherein: the aluminum rail (1) is made of an aluminum alloy material, and the J-shaped stainless steel band (2) is made of a stainless steel material.
6. The novel C-shaped steel and aluminum composite contact rail structure as claimed in claim 1, wherein: the inclined plane of the inner cavity of the aluminum rail (1) forms an included angle of 14 degrees with the rail bottom.
7. The novel C-shaped steel and aluminum composite contact rail structure as claimed in claim 1, wherein: the welding gap of 1.2-1.8mm is arranged between the two J-shaped stainless steel bands (2) after the aluminum rail (1) is wrapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222068979.9U CN217778434U (en) | 2022-08-08 | 2022-08-08 | Novel C shaped steel aluminium composite contact rail structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222068979.9U CN217778434U (en) | 2022-08-08 | 2022-08-08 | Novel C shaped steel aluminium composite contact rail structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217778434U true CN217778434U (en) | 2022-11-11 |
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ID=83942674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222068979.9U Active CN217778434U (en) | 2022-08-08 | 2022-08-08 | Novel C shaped steel aluminium composite contact rail structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217778434U (en) |
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2022
- 2022-08-08 CN CN202222068979.9U patent/CN217778434U/en active Active
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