Large-span overhanging roof end maintenance channel

Abstract

A large-span overhanging roof end overhaul channel comprises a steel box beam, an overhanging truss, an inner arc-shaped beam, a riding track support and a riding track plate. Anti-overturning end columns are arranged at the top of the inner arc-shaped beam at intervals along the long axial direction of the inner arc-shaped beam and close to one side of one group of cantilever trusses; the riding track support is connected to the top of the inner arc-shaped beam in the long axial direction of the inner arc-shaped beam, one side of the riding track support is fixedly connected with the anti-overturning end column, and the other side of the riding track support exceeds the inner side face of the inner arc-shaped beam. Bottom supports are arranged at the bottoms, exceeding the inner arc-shaped beams, of the riding track supports; the lower part of the bottom support is fixedly connected with the inner arc-shaped beam; the riding track plate is laid on the top of the riding track support; a guardrail is arranged on the side, away from the cantilever truss, of the riding track plate. And a solar lamp is arranged outside the guardrail. The utility model solves the technical problems that the traditional maintenance operation consumes a large amount of time and labor cost, has potential safety hazards in construction, and may cause casualties or accidents of constructors.

Description

Technical Field

[0001] The utility model belongs to the technical field of building engineering, in particular to an end maintenance channel of a large-span cantilevered roof. Background Art

[0002] Due to the specificity of the stadium stand roof structure and the complexity of the force, regular maintenance is usually required during use. The current conventional maintenance method is to build a safe and stable scaffolding according to the actual situation so that construction workers can easily approach and work on the roof structure. This maintenance work has the following potential defects: Scaffolding requires a certain amount of time and labor costs. If the operation is improper or the type of scaffolding is not selected properly, it may be time-consuming and labor-intensive, affecting the construction progress. In addition, there are construction safety hazards such as high-altitude operations and scaffolding during construction. If not managed properly, it may cause casualties or accidents to construction workers. Utility Model Content

[0003] The utility model aims to provide a large-span cantilever roof end maintenance channel to solve the technical problems that traditional maintenance operations consume a lot of time and manpower costs and have construction safety hazards, which may cause casualties or accidents to construction personnel.

[0004] To achieve the above purpose, the utility model adopts the following technical solutions.

[0005] A long-span cantilever roof end inspection channel, comprising a steel box beam, a cantilever truss and an inner arc beam; the steel box beam and the inner arc beam are both arc-shaped, and the curvature of the inner arc beam is greater than the curvature of the steel box beam, and the two ends of the inner arc beam are respectively connected to the two ends of the steel box beam; the cantilever truss has a group, which is connected between the steel box beam and the inner arc beam at intervals along the long axis of the steel box beam; it also includes a horseway support and a horseway plate; the top of the inner arc beam, one side close to a group of cantilever trusses, and along the long axis of the inner arc beam Anti-overturning end columns are arranged at intervals; the horseway support is connected to the top of the inner arc beam along the long axis of the inner arc beam, and one side of the horseway support is fixedly connected to the anti-overturning end column, and the other side of the horseway support exceeds the inner side surface of the inner arc beam; a bottom support is arranged at the bottom of the horseway support exceeding the inner arc beam; the lower part of the bottom support is fixedly connected to the inner arc beam; the horseway board is laid on the top of the horseway support; a guardrail is arranged on the side of the horseway board away from the cantilever truss; and solar lamps are installed outside the guardrail.

[0006] Preferably, the horseway board is formed by splicing a group of horseway board units.

[0007] Preferably, the horseway support includes vertical supports and horizontal supports; the vertical supports are in a group and are connected at intervals on the top of the inner arc beam; the horizontal supports are a rectangular grid structure composed of horizontal bars and longitudinal bars, and the horizontal supports are fixed on the top of a group of vertical supports.

[0008] Preferably, the bottom support includes a keel and a light-transmitting plate; there is a group of keels, which are connected to the side of the inner arc beam at intervals along the long axis of the inner arc beam; the keel is composed of a horizontal section and an oblique section; wherein, one end of the horizontal section is fixedly connected to the inner arc beam; the lower end of the oblique section is connected to the other end of the horizontal section, and the upper end of the oblique section is supported on the bottom of the horseway support; a pull rod is connected between the oblique section of the keel and the inner arc beam; the light-transmitting plate is a folding plate, which is installed at the bottom and outside of the keel.

[0009] Preferably, a bridge frame and a light strip are arranged in the space enclosed by the keel and the inner arc-shaped beam.

[0010] Compared with the prior art, the utility model has the following characteristics and beneficial effects.

[0011] 1. The utility model sets an inspection channel on the side of the inner arc beam, through which the complex stress-bearing parts on the inner arc beam and the cantilever truss are inspected. This structure effectively utilizes the existing structure as a load-bearing component, and solves the technical problems that the traditional use of scaffolding requires a certain amount of time and labor costs and may affect the construction progress.

[0012] 2. The utility model is provided with anti-overturning end columns at intervals on the top of the inner arc beam and along the long axis of the inner arc beam; the horseway support arranged on the top of the inner arc beam is fixed to the anti-overturning end columns, which increases the anti-overturning property of the horseway; at the same time, the utility model is provided with a bottom support on the side of the inner arc beam, which further increases the stability of the horseway and improves the safety performance of the entire maintenance passage.

[0013] 3. The utility model arranges solar lamps on one side of the guardrail and arranges a light strip under the walkway board; at the same time, the utility model arranges the light strip in the space surrounded by the keel and the inner arc beam; the light emitted by the light strip passes through the light-transmitting board to increase the lighting effect of the large-span cantilevered roof. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0015] Figure 1 The utility model is a structural schematic diagram of a maintenance passage at the end of a large-span cantilevered roof.

[0016] Figure 2 The utility model is a schematic structural diagram of a horseway support and a horseway plate arranged at the end of a large-span cantilevered roof.

[0017] Figure numbers: 1-steel box girder, 2-cantilever truss, 3-inner curved beam, 4-walk support, 4.1-vertical support, 4.2-horizontal support, 5-walk board, 6-anti-overturning end column, 7-bottom support, 7.1-keel, 7.2-light-transmitting plate, 7.3-pull rod, 8-guardrail, 9-solar lamp, 10-bridge, 11-light strip. DETAILED DESCRIPTION

[0018] like Figure 1-2 As shown, this large-span cantilever roof end inspection channel includes a steel box beam 1, a cantilever truss 2 and an inner curved beam 3; the steel box beam 1 and the inner curved beam 3 are both curved, and the curvature of the inner curved beam 3 is greater than the curvature of the steel box beam 1, and the two ends of the inner curved beam 3 are respectively connected to the two ends of the steel box beam 1; the cantilever truss 2 has a group, which is connected between the steel box beam 1 and the inner curved beam 3 at intervals along the long axis of the steel box beam 1; it also includes a horseway support 4 and a horseway plate 5; the top of the inner curved beam 3, the side close to a group of cantilever trusses 2, and the inner curved beam 3 along the long axis Anti-overturning end columns 6 are arranged at intervals; the horseway support 4 is connected to the top of the inner arc beam 3 along the long axis of the inner arc beam 3, and one side of the horseway support 4 is fixedly connected to the anti-overturning end column 6, and the other side of the horseway support 4 exceeds the inner side surface of the inner arc beam 3; a bottom support 7 is arranged at the bottom of the horseway support 4 exceeding the inner arc beam 3; the lower part of the bottom support 7 is fixedly connected to the inner arc beam 3; the horseway board 5 is laid on the top of the horseway support 4; a guardrail 8 is arranged on the side of the horseway board 5 away from the cantilever truss 2; a solar lamp 9 is installed outside the guardrail 8.

[0019] In this embodiment, the horseway board 5 is formed by splicing a group of horseway board units, and adjacent horseway board units are detachably connected by steel plates and bolts.

[0020] In this embodiment, the horseway support 4 includes a vertical support 4.1 and a horizontal support 4.2; the vertical support 4.1 has a group and is connected at intervals on the top of the inner arc beam 3; the horizontal support 4.2 is a rectangular grid structure composed of horizontal bars and longitudinal bars, and the horizontal support 4.2 is fixed on the top of a group of vertical supports 4.1.

[0021] In this embodiment, the bottom support 7 includes a keel 7.1 and a light-transmitting plate 7.2; the keel 7.1 has a group, which is connected to the side surface of the inner arc beam 3 at intervals along the long axis of the inner arc beam 3; the keel 7.1 is composed of a horizontal section and an inclined section; wherein, one end of the horizontal section is fixedly connected to the inner arc beam 3; the lower end of the inclined section is connected to the other end of the horizontal section, and the upper end of the inclined section is supported on the bottom of the horseway support 4; a pull rod 7.3 is connected between the inclined section of the keel 7.1 and the inner arc beam 3; the light-transmitting plate 7.2 is a folding plate, which is installed at the bottom and outside of the keel 7.1.

[0022] In this embodiment, a bridge frame 10 and a light strip 11 are arranged in the space enclosed by the keel 7.1 and the inner arc beam 3. At night, the light from the light strip passes through the light-transmitting plate 7.2 to increase the lighting effect of the large-span cantilevered roof.

[0023] In this embodiment, the light-transmitting plate 7.2 is made of a steel plate, and holes are provided at intervals on the steel plate.

[0024] In this embodiment, the cross section of the inner arc-shaped beam 3 is rectangular, and the bridleway support 4 is fixedly connected to the top of the inner arc-shaped beam 3 .

[0025] The above embodiments are not exhaustive of specific implementation methods, and there may be other embodiments. The purpose of the above embodiments is to illustrate the utility model rather than to limit the protection scope of the utility model. All applications derived from simple changes of the utility model fall within the protection scope of the utility model.

Claims

1. A long-span cantilever roof end inspection channel, comprising a steel box girder (1), a cantilever truss (2) and an inner curved beam (3); the steel box girder (1) and the inner curved beam (3) are both curved, and the curvature of the inner curved beam (3) is greater than the curvature of the steel box girder (1), and the two ends of the inner curved beam (3) are respectively connected to the two ends of the steel box girder (1); the cantilever truss (2) has a group, and is spaced and connected between the steel box girder (1) and the inner curved beam (3) along the long axis of the steel box girder (1); the characteristics are: The invention also comprises a horseway support (4) and a horseway board (5); anti-overturning end columns (6) are arranged at intervals on the top of the inner arc-shaped beam (3), near one side of a group of cantilever trusses (2), and along the long axis of the inner arc-shaped beam (3); the horseway support (4) is connected to the top of the inner arc-shaped beam (3) along the long axis of the inner arc-shaped beam (3), and one side of the horseway support (4) is fixedly connected to the anti-overturning end column (6), and the other side of the horseway support (4) exceeds the inner side surface of the inner arc-shaped beam (3); a bottom support (7) is arranged at the bottom of the horseway support (4) exceeding the inner arc-shaped beam (3); the lower part of the bottom support (7) is fixedly connected to the inner arc-shaped beam (3); the horseway board (5) is laid on the top of the horseway support (4); a guardrail (8) is arranged on the side of the horseway board (5) away from the cantilever trusses (2); and a solar lamp (9) is installed outside the guardrail (8).

2. The large-span cantilever roof end inspection channel according to claim 1 is characterized in that: The horse track board (5) is formed by splicing a group of horse track board units.

3. The large-span cantilever roof end inspection passage according to claim 1 is characterized in that: The horseway support (4) comprises a vertical support (4.1) and a horizontal support (4.2); the vertical support (4.1) has a group and is connected at intervals to the top of the inner arc beam (3); the horizontal support (4.2) is a rectangular grid structure composed of horizontal bars and longitudinal bars, and the horizontal support (4.2) is fixed to the top of a group of vertical supports (4.1).

4. The large-span cantilever roof end inspection passage according to claim 1 is characterized in that: The bottom support (7) comprises a keel (7.1) and a light-transmitting plate (7.2); the keel (7.1) has a group and is connected to the side surface of the inner arc-shaped beam (3) at intervals along the long axis of the inner arc-shaped beam (3); the keel (7.1) is composed of a horizontal section and an inclined section; wherein one end of the horizontal section is fixedly connected to the inner arc-shaped beam (3); the lower end of the inclined section is connected to the other end of the horizontal section, and the upper end of the inclined section is supported on the bottom of the horseway support (4); a pull rod (7.3) is connected between the inclined section of the keel (7.1) and the inner arc-shaped beam (3); the light-transmitting plate (7.2) is a folded plate and is installed at the bottom and outside of the keel (7.1).

5. The large-span cantilever roof end inspection passage according to claim 4 is characterized in that: A bridge frame (10) and a light strip (11) are arranged in the space enclosed by the keel (7.1) and the inner arc-shaped beam (3).

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