Aluminum alloy profile for heavy rail

Abstract

An aluminum alloy section for a heavy rail is of a rectangular frame structure, the section of the aluminum alloy section is of a rectangular frame structure, the aluminum alloy section is composed of an upper portion (1), a middle portion (2) and a lower portion (3), a round clamping groove (104) is formed in the lower left corner of an upper left rectangular hole (101), a notch (105) is formed in the middle of the upper edge of an upper middle rectangular hole (102), and a round clamping groove (104) is also formed in the lower right corner of an upper right rectangular hole (103). A rectangular opening (204) is formed in the middle of the right side of the vertical rectangular hole (202), an outward rectangular open groove (205) is formed in the middle of each of the upper side and the lower side of the track groove (203), an arc-shaped opening (206) is formed in the middle of the right side of the track groove (203), the upper side of the arc-shaped opening (206) is an arc surface with the midpoint protruding upwards, and the lower side of the arc-shaped opening (206) is an arc surface with the midpoint protruding downwards. The utility model has the advantages of good manufacturability, light weight, convenience in transportation and installation, low possibility of corrosion and long service life.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum alloy profiles, in particular to an aluminum alloy profile for heavy-duty tracks. Background Art

[0002] Existing heavy-duty tracks are all cast or forged from steel. Firstly, the process is complex, the weight is large, the consumption of materials is much, the transportation and installation are inconvenient. At the same time, it is easy to rust, has a short service life and causes environmental pollution. Summary of the Invention

[0003] In view of the deficiencies that existing heavy-duty tracks are cast or forged from steel, with complex process, large weight, much material consumption, inconvenient transportation and installation, and being easy to rust, having a short service life and causing environmental pollution, the utility model provides an aluminum alloy profile for heavy-duty tracks.

[0004] An aluminum alloy profile for heavy-duty tracks has a rectangular frame structure in cross-section and is composed of an upper part, a middle part and a lower part.

[0005] The upper part includes an upper left rectangular hole, an upper middle rectangular hole, an upper right rectangular hole, a circular card slot and a notch.

[0006] The middle part includes a middle left rectangular hole, a vertical rectangular hole, a track groove, a rectangular opening, a rectangular slot and a circular arc opening.

[0007] The lower part is symmetric with the upper part along the horizontal center line A-A of the middle part.

[0008] The upper left rectangular hole, the upper middle rectangular hole and the upper right rectangular hole are all horizontally arranged.

[0009] There is a circular card slot at the lower left corner of the upper left rectangular hole, and the circular card slot at the lower left corner of the upper left rectangular hole opens upward to the right. There is a notch in the middle of the upper edge of the upper middle rectangular hole, and there is a downward protruding part on both sides of the notch. There is also a circular card slot at the lower right corner of the upper right rectangular hole, and the circular card slot at the lower right corner of the upper right rectangular hole opens upward to the left.

[0010] The middle left rectangular hole is horizontally arranged, the vertical rectangular hole is vertically arranged, the track groove is square, and there is a rectangular opening in the middle of the right side of the vertical rectangular hole to connect the vertical rectangular hole and the track groove.

[0011] There is an outward rectangular slot in the middle of the upper and lower edges of the track groove, and there is a circular arc opening in the middle of the right side of the track groove. The upper part of the circular arc opening is an arc surface protruding upward at the midpoint, and the lower part of the circular arc opening is an arc surface protruding downward at the midpoint.

[0012] Advantages of the utility model:

[0013] 1. The overall extrusion of aluminum alloy has good processability, light weight, and is convenient for transportation and installation.

[0014] 2. The frame structure has good strength and stiffness.

[0015] 3. It is not easy to rust and has a long service life. Description of the Drawings

[0016] Figure 1 : It is the end view of the present utility model.

[0017] In the figure: 1. The upper part; 2. The middle part; 3. The lower part; 101. The upper left rectangular hole; 102. The upper middle rectangular hole; 103. The upper right rectangular hole; 104. The circular card slot; 105. The notch; 201. The middle left rectangular hole; 202. The vertical rectangular hole; 203. The track groove; 204. The rectangular opening; 205. The rectangular slot; 206. The arc-shaped opening. Detailed Description of the Preferred Embodiment

[0018] The present utility model will be further described in detail below with reference to the drawings and specific embodiments.

[0019] An aluminum alloy profile for heavy-duty tracks has a rectangular frame structure in cross-section and is composed of an upper part 1, a middle part 2, and a lower part 3.

[0020] The upper part 1 includes an upper left rectangular hole 101, an upper middle rectangular hole 102, an upper right rectangular hole 103, a circular card slot 104, and a notch 105.

[0021] The middle part 2 includes a middle left rectangular hole 201, a vertical rectangular hole 202, a track groove 203, a rectangular opening 204, a rectangular slot 205, and an arc-shaped opening 206.

[0022] The lower part 3 is symmetric with the upper part 1 along the horizontal center line A-A of the middle part 2.

[0023] The upper left rectangular hole 101, the upper middle rectangular hole 102, and the upper right rectangular hole 103 are all horizontally arranged.

[0024] There is a circular card slot 104 at the lower left corner of the upper left rectangular hole 101, and the circular card slot 104 at the lower left corner of the upper left rectangular hole 101 opens upward on the right. There is a notch 105 in the middle of the upper side of the upper middle rectangular hole 102, and there is a downward protruding part on both sides of the notch 105. There is also a circular card slot 104 at the lower right corner of the upper right rectangular hole 103, and the circular card slot 104 at the lower right corner of the upper right rectangular hole 103 opens upward on the left.

[0025] The left-middle rectangular hole 201 is horizontally arranged, the vertical rectangular hole 202 is vertically arranged, the track groove 203 is square, and there is a rectangular opening 204 in the middle of the right side of the vertical rectangular hole 202, connecting the vertical rectangular hole 202 and the track groove 203 together.

[0026] There is an outward rectangular slot 205 in the middle of the upper and lower sides of the track groove 203, and there is an arc-shaped opening 206 in the middle of the right side of the track groove 203. The upper part of the arc-shaped opening 206 is an arc surface with the midpoint protruding upward, and the lower part of the arc-shaped opening 206 is an arc surface with the midpoint protruding downward.

Claims

1. A heavy-duty rail aluminum alloy profile, having a rectangular frame structure in cross section, and comprising an upper portion (1), a middle portion (2) and a lower portion (3), wherein the upper portion (1) comprises an upper left rectangular hole (101), an upper middle rectangular hole (102), an upper right rectangular hole (103), a circular slot (104) and a notch (105), and the middle portion (2) comprises a middle left rectangular hole (201), a vertical rectangular hole (202), a rail slot (203), a rectangular opening (204), a rectangular slot (205) and an arc-shaped opening (206), and the lower portion (3) is symmetrical with the upper portion (1) along a horizontal center line AA of the middle portion (2), and is characterized in that: The upper left rectangular hole (101), the upper middle rectangular hole (102), and the upper right rectangular hole (103) are all arranged horizontally. A circular slot (104) is provided at the lower left corner of the upper left rectangular hole (101), a notch (105) is provided in the middle of the upper side of the upper middle rectangular hole (102), and a circular slot (104) is provided at the lower right corner of the upper right rectangular hole (103). The middle left rectangular hole (201) is arranged horizontally, and the vertical rectangular hole (202) is arranged vertically. The track groove (203) is square, and a rectangular opening (204) is provided in the middle of the right side of the vertical rectangular hole (202). An outward rectangular slot (205) is provided in the middle of the upper side and the lower side of the track groove (203), and an arc-shaped opening (206) is provided in the middle of the right side of the track groove (203).

2. The heavy-duty rail aluminum alloy profile according to claim 1, characterized in that: The upper side of the arc-shaped opening (206) is an arc surface with a midpoint bulging upward, and the lower side of the arc-shaped opening (206) is an arc surface with a midpoint bulging downward.

3. The aluminum alloy profile for heavy-duty rail according to claim 1, characterized in that: The upper right corner of the circular card slot (104) at the lower left corner of the upper left rectangular hole (101) is open, and the upper left corner of the circular card slot (104) at the lower right corner of the upper right rectangular hole (103) is open.

4. The aluminum alloy profile for heavy-duty rail according to claim 1, characterized in that: Both sides of the notch (105) have a downward protrusion.

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