Steel reinforced bridge

Abstract

The utility model provides a steel rib bridge, and belongs to the technical field of cable bridges. The cable tray comprises a cable tray body, double-hoop fixing structures are arranged on the two sides of the bottom of the cable tray body, and supporting framework structures are further arranged on the inner walls of the two sides of a cavity of the cable tray body. The bridge main body can be fixed by utilizing the double-hoop fixing structure, the mounting stability of the bridge main body can be enhanced by adopting the double-hoop fixing structure, and the strength and the compression resistance of the bridge main body can be enhanced by adopting the supporting framework structure in the bridge main body.

Description

Technical Field

[0001] The utility model belongs to the technical field of cable bridges and relates to a steel-frame bridge. Background Art

[0002] Cable trays are commonly used supporting and protecting devices for cable laying in the power supply system of electrical equipment. They protect and guide the cables laid in the cable trays. Existing cable trays often adopt an integrated structure, the main body of the cable tray is relatively thin, and the overall strength of the cable tray is relatively low.

[0003] For example, a Chinese patent discloses a cable tray [application number: 202321090526.4], which includes a cable tray body, a support leg is installed at the bottom of the cable tray body, a transverse partition is clamped on the inner wall of the cable tray body, and vertical partitions are clamped on the bottom of the inner cavity of the transverse partition and the cable tray body. The relative inner walls of the cable tray body are evenly spaced from top to bottom with a plurality of rows of connecting sockets, each row of connecting sockets is arranged at equal intervals, and a card slot is arranged in the connecting socket, and a plurality of card plates 2 are evenly spaced on both sides of the bottom of the transverse partition, and the card plates 2 are inserted into the card slots, and a plurality of rows of card holes are opened at the bottom of the inner cavity of the cable tray body and on the top of the transverse partition, and each row of card holes is arranged at equal intervals, and a plurality of card plates 1 are evenly spaced at the lower part of the vertical partition, and the card plates 1 are clamped in the card holes. Utility Model Content

[0004] The purpose of the utility model is to provide a steel frame bridge frame in view of the above problems.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A steel frame bridge comprises a bridge body, wherein double clamp fixing structures are arranged on both sides of the bottom of the bridge body, and supporting skeleton structures are also arranged on the inner walls on both sides of the cavity of the bridge body.

[0007] In the above-mentioned steel frame bridge, the support frame structure includes two main support frames arranged in parallel on both sides of the inner wall, and a triangular support structure is arranged between the two main support frames.

[0008] In the above-mentioned steel frame bridge, the triangular support structure includes a plurality of No. 1 support members perpendicular to the main support frame, a No. 2 support member is obliquely arranged between two adjacent No. 1 support members, and two No. 2 support members on both sides of the No. 1 support member are symmetrically arranged.

[0009] In the above-mentioned steel frame bridge, both ends of the No. 1 support member and the No. 2 support member are welded to the main support frame.

[0010] In the above-mentioned steel frame bridge, the main support frame is detachably fixed in the bridge body by a plurality of fixing members.

[0011] In the above-mentioned steel frame bridge, the fixing member comprises a bent sheet metal member, the sheet metal member is coated on the main supporting frame and both ends of the sheet metal member are fixed to the bridge frame body by screws.

[0012] In the above-mentioned steel frame bridge, the double-hoop fixing structure includes two movable angle steels symmetrically arranged on both sides of the bridge body and a bracket detachably connected to the movable angle steels, and the bracket is fixedly connected to two upper and lower distributed hoop steels.

[0013] In the above-mentioned steel frame bridge, the movable angle steel is fixed to the bridge frame body by a plurality of screws, and the bracket is fixed to the movable angle steel by a plurality of screws.

[0014] In the above-mentioned steel frame bridge, the No. 1 support member and the bridge frame body are also fixed by fixing members.

[0015] In the above-mentioned steel frame bridge, the outer sides of the main support frame, the No. 1 support member and the No. 2 support member are all provided with hot-dip galvanized coating.

[0016] Compared with the existing technology, the advantages of the utility model are:

[0017] 1. The main body of the bridge can be fixed by a double-hoop fixing structure. The double-hoop fixing structure can enhance the stability of the installation of the main body of the bridge. The supporting skeleton structure inside the main body of the bridge can increase the strength and compressive resistance of the main body of the bridge.

[0018] 2. The two main supporting frames cooperate with the triangular supporting structure to form a supporting frame inside the bridge frame body, thereby increasing the strength of the bridge frame body. The two main supporting frames fixed by the No. 1 support member and the No. 2 support member are installed inside the bridge frame body to increase the strength of the bridge frame body.

[0019] 3. The position of the movable angle steel can be moved axially along the bridge body, so that the position of the bracket and the clamp on the bracket can be adjusted. The use of two clamps distributed up and down can increase the stability when installing the bridge body.

[0020] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a top view of the utility model;

[0022] Figure 2 It is a front view of the utility model;

[0023] Figure 3 It is a side view of the utility model;

[0024] Figure 4 It is a partial structural schematic diagram of the utility model;

[0025] Figure 5 It is a schematic diagram of the internal structure of the bridge body.

[0026] In the figure, there are a bridge frame body 1, a double clamp fixing structure 2, a support frame structure 3, a main support frame 4, a No. 1 support member 5, a No. 2 support member 6, a sheet metal part 7, a movable angle steel 8, a bracket 9, and a clamp 10. DETAILED DESCRIPTION

[0027] like Figure 1-Figure 5 As shown, a steel frame bridge comprises a bridge body 1, and double clamp fixing structures 2 are arranged on both sides of the bottom of the bridge body 1, and supporting skeleton structures 3 are also arranged on the inner walls on both sides of the cavity of the bridge body 1.

[0028] In the utility model, the bridge frame body 1 can be fixed by using the double-hoop fixing structure 2. The double-hoop fixing structure can enhance the stability of the bridge frame body installation, and the supporting skeleton structure in the bridge frame body can increase the strength and compression resistance of the bridge frame body.

[0029] Specifically, the support frame structure 3 includes two main support frames 4 arranged in parallel on both sides of the inner wall, and a triangular support structure is arranged between the two main support frames 4. The two main support frames 4 cooperate with the triangular support structure to form a support frame in the bridge frame body, thereby increasing the strength of the bridge frame body.

[0030] Specifically, the triangular support structure includes a plurality of No. 1 support members 5 perpendicular to the main support frame 4, a No. 2 support member 6 is obliquely arranged between two adjacent No. 1 support members 5, two No. 2 support members 6 on both sides of the No. 1 support member 5 are symmetrically arranged, and both ends of the No. 1 support member 5 and the No. 2 support member 6 are welded to the main support frame 4. The two main support frames fixed by the No. 1 support member and the No. 2 support member can increase the strength of the bridge frame body after being installed in the bridge frame body.

[0031] Preferably, the main support frame 4 is detachably fixed in the bridge frame body 1 by a plurality of fixing parts, and can be easily disassembled.

[0032] Specifically, the fixing member includes a bent sheet metal member 7 , the sheet metal member 7 is coated on the main support frame 4 and both ends of the sheet metal member 7 are fixed to the bridge frame body 1 by screws.

[0033] Specifically, the double clamp fixing structure 2 includes two movable angle steels 8 symmetrically arranged on both sides of the bridge main body 1 and a bracket 9 detachably connected to the movable angle steels 8, and two clamps 10 distributed up and down are fixedly connected to the bracket 9. The position of the movable angle steel 8 can be moved axially along the bridge main body, so that the position of the bracket and the clamp on the bracket can be adjusted. The use of two clamps distributed up and down can increase the stability when installing the bridge main body.

[0034] Specifically, the movable angle steel 8 is fixed to the bridge frame body 1 by a plurality of screws, and the bracket 9 is fixed to the movable angle steel 8 by a plurality of screws.

[0035] Preferably, the No. 1 support member 5 and the bridge frame body 1 are also fixed by fixing members, which can increase the stability of the support skeleton structure when installed in the bridge frame body.

[0036] Preferably, the outer sides of the main support frame 4, the first support member 5 and the second support member 6 are all provided with a hot-dip galvanized coating, which can improve the rust resistance, corrosion resistance and aesthetic performance of the main support frame 4, the first support member 5 and the second support member 6.

[0037] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0038] Although this article makes frequent use of the terms such as the bridge frame body 1, the double clamp fixing structure 2, the support frame structure 3, the main support frame 4, the No. 1 support member 5, the No. 2 support member 6, the sheet metal part 7, the movable angle steel 8, the bracket 9, the clamp 10, etc., these terms are used only to more conveniently describe and explain the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A steel frame bridge, comprising a bridge body (1), characterized in that: Double clamp fixing structures (2) are arranged on both sides of the bottom of the bridge frame body (1), and supporting skeleton structures (3) are also arranged on the inner walls on both sides of the cavity of the bridge frame body (1).

2. The steel frame bridge according to claim 1, characterized in that: The support frame structure (3) comprises two main support frames (4) arranged in parallel on both sides of the inner wall, and a triangular support structure is arranged between the two main support frames (4).

3. The steel frame bridge according to claim 2, characterized in that: The triangular support structure comprises a plurality of No. 1 support members (5) perpendicular to the main support frame (4), a No. 2 support member (6) is obliquely arranged between two adjacent No. 1 support members (5), and two No. 2 support members (6) on both sides of the No. 1 support member (5) are symmetrically arranged.

4. The steel frame bridge according to claim 3, characterized in that: Both ends of the No. 1 support member (5) and the No. 2 support member (6) are welded to the main support frame (4).

5. The steel frame bridge according to claim 3, characterized in that: The main support frame (4) is detachably fixed in the bridge frame body (1) via a plurality of fixing parts.

6. The steel frame bridge according to claim 5, characterized in that: The fixing member comprises a bent sheet metal member (7), the sheet metal member (7) is coated on the main support frame (4), and both ends of the sheet metal member (7) are fixed to the bridge frame body (1) by screws.

7. The steel frame bridge according to any one of claims 1 to 6, characterized in that: The double-hoop fixing structure (2) comprises two movable angle steels (8) symmetrically arranged on both sides of the bridge frame body (1) and a bracket (9) detachably connected to the movable angle steels (8), and two hoops (10) distributed up and down are fixedly connected to the bracket (9).

8. The steel frame bridge according to claim 7, characterized in that: The movable angle steel (8) is fixed to the bridge frame body (1) via a plurality of screws, and the bracket (9) is fixed to the movable angle steel (8) via a plurality of screws.

9. The steel frame bridge according to claim 6, characterized in that: The No. 1 support member (5) and the bridge frame body (1) are also fixed by a fixing member.

10. The steel frame bridge according to claim 3, characterized in that: The outer sides of the main support frame (4), the first support member (5) and the second support member (6) are all provided with a hot-dip galvanized coating.

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