CN202697075U

CN202697075U - 8-fold steel section bar for power electronic cabinet

Info

Publication number: CN202697075U
Application number: CN 201220121213
Authority: CN
Inventors: 吴民祖; 吴志东; 吕俊峰; 李超
Original assignee: Xian Railway Signal Co Ltd
Current assignee: Xian Railway Signal Co Ltd
Priority date: 2012-03-27
Filing date: 2012-03-27
Publication date: 2013-01-23
Anticipated expiration: 2022-03-27

Abstract

The utility model relates to a section bar, specifically to an 8-fold steel section bar for a power electronic cabinet. The section bar is characterized in that the cross section of the section bar comprises 8 folding surfaces which are folded to form a closed shape. A first folding surface (1) and a second folding surface (2) of the 8 folding surfaces form a vertical bend of 90 degrees. The second folding surface (2) and a third folding surface (3) of the 8 folding surfaces form a reversed bend of 180 degrees. A fourth folding surface (4) and the third folding surface (3) of the 8 folding surfaces form an outward vertical bend of 90 degrees. The fourth folding surface (4) and a fifth folding surface (5) of the 8 folding surfaces form an inward vertical bend of 90 degrees. The 8-fold steel section bar for the power electronic cabinet is advantaged by being provided with few connecting pieces, having a base plate which is easy to fix, and being simple in technology. The 8-fold steel section bar is especially suitable for being applied to railway passenger transport special-line cabinets.

Description

A kind of power electronics rack is rolled over steel sections with 8

Technical field

The utility model relates to a kind of section bar, and particularly a kind of power electronics rack is rolled over steel sections with 8.

Background technology

Section bar can be used for processing the skeleton of all kinds of power electronics racks, especially is fit to processing open air and electromagnetic compatibility rack, is used with seal gasket or conduction rubber cushion and can produces high IP grade rack or electromagnetic compatibility rack.

Existing section bar comprises 9 folded sections, 16 folded sections, FR rack section bar and special line for passenger trains rack section bar.9 folded sections exist that connector is many, base plate is difficult for fixing etc.; There is the shape relative complex in 16 folded sections; FR rack section cabinet electromagnetic compatibility is difficult for guaranteeing; Special line for passenger trains rack section bar section configuration relative complex, it is large to account for cabinet space, and the hardware accuracies of manufacture such as door lock hinge require the shortcomings such as high.

Summary of the invention

The purpose of this utility model provides that a kind of connector is few, base plate easily fixing, technique is simple, be particularly suitable for the power electronics rack that the special line for passenger trains rack uses and roll over steel sections with 8.

The purpose of this utility model realizes that so a kind of power electronics rack is rolled over steel sections with 8, and it is characterized in that: its cross section comprises that 8 sections folding faces are folded to form closed shape.

The first fold face of described 8 sections folding faces is the vertical bendings of 90 degree with the second folding face; The second folding face of described 8 sections folding faces and the 3rd folding face are that 180 degree are rolled over to back bending.

The four fold face of described 8 sections folding faces is 90 outwards vertical bendings of degree with the 3rd folding face; The four fold face of described 8 sections folding faces is 90 inwardly vertical bendings of degree with the 5th folding face.

The 5th folding face of described 8 sections folding faces is 90 outwards vertical bendings of degree with the 6th folding face.

The 6th folding face of described 8 sections folding faces and the 7th folding face are that 180 degree are rolled over to back bending.

The 7th folding face of described 8 sections folding faces and the 8th folding face are that 180 degree are rolled over to back bending.

Described first fold bread is rolled in the 7th folding face and the 8th and rolls in the bending segment that returns.

Described the second folding face, four fold face, the 5th folding face, the 7th folding face are encircled into square, square length of side 23mm; The height of the 6th folding face and the 3rd folding face equates, equals 38mm-23mm=15mm, and the height of the 7th folding face equals 58.5mm.

Described closed shape has by the second folding face, the 7th folding face, the 5th folding face, four fold face and consists of four interareas, the second folding face is identical with four fold face structure, two districts about dividing on the Width, spaced apart by circular hole and square hole on the left section length direction, right section length direction is spaced apart by circular hole, a circular hole and a square hole in left district consist of one group, account for an interval; One circular hole in right district consists of one group, accounts for an interval; About two intervals every identical.

The 7th folding face is identical with the 5th folding face structure, minute three districts, left, center, right are spaced apart by circular hole on the left section length direction on the Width, and are spaced apart by circular hole and square hole on the middle section length direction, a circular hole and a square hole in middle district consist of one group, account for an interval; Consist of one group by a circular hole on the left section length direction, account for an interval; Zuo Qu, middle interval are every identical, and right district is empty.

The utility model has the advantages that: owing to adopt the roll forming mode to process, be convenient to produce in enormous quantities, the square hole that it is surperficial and circular hole adopt common punch press processing, and cost of equipment is cheap, and the craftsmanship is less demanding.Cutting mode can be processed with common cutting machine or milling machine.Common welding is adopted at 8 angles of cabinet framework, and 6 face self-assembling formations of cabinet framework square type convex edge after the welding can form confining surface with door-plate, base, side plate, top board etc. easily, is very beneficial for improving the Electro Magnetic Compatibility of IP grade and rack.

The utility model has the advantages that:

1,6 12 seamed edges of cabinet framework adopt 8 folded sections of same section.

2,6 self-assembling formation convex edges of cabinet framework.

3, the mounting plane of cabinet framework upper and lower surface self-assembling formation mounting seat and top board.

4, minimum section, minimum steel consumption, maximum rigidity, most economical manufacturing process.

5, reasonably geometry produces flexibly installation requirements, makes the interior configuration of rack part install more convenient.

Below in conjunction with the embodiment accompanying drawing the utility model is described further:

Description of drawings

Fig. 1 is the utility model example structure schematic diagram.

Fig. 2 is the second folding face structural representation that Fig. 1 forms closed shape;

Fig. 3 is the 7th folding face structural representation that Fig. 1 forms closed shape;

Fig. 4 is the 5th folding face structural representation that Fig. 1 forms closed shape;

Fig. 5 is the four fold face structural representation that Fig. 1 forms closed shape.

Among the figure, 1, the first fold face; 2, the second folding face; 3, the 3rd folding face; 4, four fold face; 5, the 5th folding face; 6, the 6th folding face; 7, the 7th folding face; 8, the 8th folding face.

Embodiment

A kind of power electronics rack is rolled over steel sections with 8, and it is characterized in that: its cross section comprises that 8 sections folding faces are folded to form closed shape.The first fold face 1 of 8 sections folding faces is the vertical bendings of 90 degree with the second folding face 2; The second folding face 2 and the 3rd folding face 3 are that 180 degree are rolled over to back bending; Four fold face 4 is 90 outwards vertical bendings of degree with the 3rd folding face 3; Four fold face 4 is 90 inwardly vertical bendings of degree with the 5th folding face 5; The 5th folding face 5 is 90 outwards vertical bendings of degree with the 6th folding face 6; The 6th folding face 6 and the 7th folding face 7 are that 180 degree are rolled over to back bending; The 7th folding face 7 and the 8th folding face 8 are that 180 degree are rolled over to back bending.

First fold face 1 is wrapped in the 7th folding face 7 and the 8th folding face 8 in the bending segment that returns.The second folding face, four fold face, the 5th folding face, the 7th folding face are encircled into square, and the square length of side is 23mm; The height of the 6th folding face and the 3rd folding face equates, equals 38mm-23mm=15mm, and the 7th folding face height equals 58.5mm.

The second folding face 2 is identical with four fold face 4 structures, such as Fig. 2 and shown in Figure 5, and two districts about dividing on the Width, spaced apart by circular hole and square hole on the left section length direction, spaced apart by circular hole on the right section length direction, a circular hole and a square hole in left district consist of one group, account for an interval; One circular hole in right district consists of one group, accounts for an interval; About two intervals every identical.

The 7th folding face 7 is identical with the 5th folding face 5 structures, the 7th folding face is identical with the 5th folding face structure, as shown in Figure 3 and Figure 4, minute three districts, left, center, right on the Width, spaced apart by circular hole on the left section length direction, spaced apart by circular hole and square hole on the middle section length direction, a circular hole and a square hole in middle district consist of one group, account for an interval; One circular hole in left district consists of one group, accounts for an interval; Zuo Qu, middle interval are every identical, and right district is empty.

The material of 8 sections folding faces is 1.5 millimeters cold drawings (steel band), adopts the roll forming mode to process, and is convenient to produce in enormous quantities, the square hole that it is surperficial and circular hole adopt common punch press processing, cost of equipment is cheap, and the craftsmanship is less demanding, and cutting mode can be processed with common cutting machine or milling machine.Common welding is adopted at 8 angles of cabinet framework, and 6 face self-assembling formations of cabinet framework square type convex edge after the welding can form confining surface with door-plate, base, side plate, top board etc. easily, is very beneficial for improving the Electro Magnetic Compatibility of IP grade and rack.All mounting parts and the equipment of 19 inches racks of cabinet framework size compatibility.

Claims

1. a power electronics rack is rolled over steel sections with 8, and it is characterized in that: its cross section comprises that 8 sections folding faces are folded to form closed shape.

2. a kind of power electronics rack according to claim 1 is rolled over steel sections with 8, it is characterized in that: the first fold faces (1) of described 8 sections folding faces are the vertical bendings of 90 degree with the second folding face (2); The second folding face (2) of described 8 sections folding faces and the 3rd folding face (3) are that 180 degree are rolled over to back bending.

3. a kind of power electronics rack according to claim 1 is rolled over steel sections with 8, it is characterized in that: the four fold faces (4) of described 8 sections folding faces are 90 outwards vertical bendings of degree with the 3rd folding face (3); The four fold face (4) of described 8 sections folding faces is 90 inwardly vertical bendings of degree with the 5th folding face (5).

4. a kind of power electronics rack according to claim 1 is rolled over steel sections with 8, it is characterized in that: the 5th folding faces (5) of described 8 sections folding faces are 90 outwards vertical bendings of degree with the 6th folding face (6).

5. a kind of power electronics rack according to claim 1 is rolled over steel sections with 8, it is characterized in that: the 6th folding face (6) of described 8 sections folding faces and the 7th folding faces (7) are that 180 degree are rolled over to back bending.

6. a kind of power electronics rack according to claim 1 is rolled over steel sections with 8, it is characterized in that: the 7th folding face (7) of described 8 sections folding faces and the 8th folding faces (8) are that 180 degree are rolled over to back bending.

7. a kind of power electronics rack according to claim 1 is characterized in that with 8 folding steel sections: described first fold face (1) be wrapped in the 7th folding face (7) and the 8th folding face (8) to time bending segment in.

8. a kind of power electronics rack according to claim 1 is rolled over steel sections with 8, and it is characterized in that: described the second folding face, four fold face, the 5th folding face, the 7th folding face are encircled into square, and the square length of side is 23mm; The height of the 6th folding face and the 3rd folding face equates, equals 38mm-23mm=15mm, and the 7th folding face height equals 58.5mm.

9. a kind of power electronics rack according to claim 1 is rolled over steel sections with 8, it is characterized in that: described closed shape has by the second folding face (2), the 7th folding face (7), the 5th folding face (5), four interareas of four fold face (4) formation, the second folding face (2) is identical with four fold face (4) structure, two districts about dividing on the Width, spaced apart by circular hole and square hole on the left section length direction, right section length direction is spaced apart by circular hole, a circular hole and a square hole in left district consist of one group, account for an interval; One circular hole in right district consists of one group, accounts for an interval; About two intervals every identical.

10. a kind of power electronics rack according to claim 9 is rolled over steel sections with 8, it is characterized in that: the 7th folding face (7) is identical with the 5th folding face (5) structure, minute three districts, left, center, right on the Width, spaced apart by circular hole on the left section length direction, spaced apart by circular hole and square hole on the middle section length direction, a circular hole and a square hole in middle district consist of one group, account for an interval; Consist of one group by a circular hole on the left section length direction, account for an interval; Zuo Qu, middle interval are every identical, and right district is empty.