CN211622523U - A construction platform for the facade of steel beams - Google Patents

Abstract

The utility model relates to a construction platform for outer facade of girder steel, including the vertical ladder of vertical setting, the upper end of vertical ladder is provided with perpendicularly and takes the atress subassembly of putting at channel steel roof beam upper surface and shear force nail hasp. The utility model has the advantages that: greatly improving the painting or welding efficiency of workers and reducing the cost of painting or welding work.

Description

A construction platform for the facade of steel beams

technical field

The utility model relates to the field of bridge construction, in particular to a construction platform used for the outer facade of steel beams.

Background technique

In addition to being widely used in cross-strait links, steel structure bridge decks are also common on land; steel structure bridge decks have become air roads, bringing great convenience to ease traffic. We all know that the steel structure is easily corroded and rusted when exposed to the air all the year round. It is an important process to put on protective clothing for the bridge deck of the steel structure. Paint can effectively alleviate the corrosion of steel structures. How to quickly and efficiently paint steel structure bridges is one of the key technical problems to be solved at present.

When the existing construction units want to paint or weld steel structure bridges, they all need to rent lift trucks. The construction workers need to stand in the bucket of the lift truck, and then lift the bucket to the spraying area through the lift truck, so that the staff can carry out the work. Painting or welding work.

However, a lift truck can only work in one area at the same time. The staff needs to complete the painting or welding of one area before they can paint or weld the next area. The construction efficiency is low; Efficiency, the construction unit needs to rent more lift trucks, which will undoubtedly increase the cost of painting or welding work.

Utility model content

Aiming at the deficiencies of the prior art, one of the purposes of the present invention is to provide a construction platform for the exterior facade of steel beams, which has the advantages of greatly improving the painting or welding efficiency of workers and reducing the cost of painting or welding.

The above utility model purpose of the present utility model is achieved through the following technical solutions: a construction platform for the outer facade of a steel beam, used on a channel-shaped steel beam, and several rows of shear nails are arranged on the channel-shaped steel beam, which It is characterized in that the construction platform includes a vertically arranged straight ladder, and the upper end of the straight ladder is vertically arranged with a force-bearing component that is placed on the upper surface of the channel-shaped steel beam and the shear nails are limited and abutted.

By adopting the above technical solution, if the staff wants to paint or weld the outer surface of the channel-shaped steel beam, they only need to manually place the force-bearing components on the upper surface of the channel-shaped steel beam, and make the vertical ladder vertical. It is suspended on one side of the steel beam, so that it is convenient for manual climbing on the straight ladder to paint or weld the outer facade of the channel-shaped steel beam. In order to improve the work efficiency, the staff can also fix several construction platforms on the On the channel-shaped steel beam, it is convenient for the staff to work at the same time, which greatly increases the efficiency of painting or welding work, and the construction platform has a simple structure, which is cheaper than renting a crane.

In a preferred example of the present invention, it can be further configured as follows: the force-bearing component includes two extension rods arranged in parallel, and a plurality of force-bearing elements abutting against the shear nails fixed between the two extension rods One end of the extension rod is mutually hinged with the side wall of the straight ladder, and the end of the straight ladder is vertically fixed with a limit plate that limits the hinge angle between the extension rod and the straight ladder.

By adopting the above technical solution, the extension rod plays the role of connecting with the end of the straight ladder, and the longer the extension rod is, the wider the contact range with the upper surface of the channel-shaped steel beam is, which improves the hanging stability of the straight ladder, and the stress The rod is set between the shearing nails. Under the action of the gravity of the vertical ladder, the force-bearing rod will firmly abut one side of the shearing nails, thus ensuring the stability of the vertical ladder. The ends of the ladder are hinged to each other, so that when the construction platform is transported, it is convenient to store the force-bearing components on one side of the straight ladder, which reduces the occupation of extra space and improves the convenience of transportation of the construction platform. The setting of the limit plate limits the maximum opening and closing angle of the hinge of the extension rod, which ensures the normal erection of the straight ladder and the normal operation of the construction platform.

In a preferred example of the present invention, an enclosure frame is provided on the side of the straight ladder away from the force-receiving component, and the enclosure frame and the straight ladder are connected to each other through a plurality of connecting rods.

By adopting the above technical solution, when a person steps on the straight ladder to work, the surrounding surface of the person is covered by the setting of the enclosure, thereby improving the safety of the person working on the straight ladder.

In a preferred example of the present invention, it can be further configured as follows: the two ends of the connecting rod are respectively connected to the fence and the straight ladder for rotation, and the two sides of the straight ladder are provided with a number of limiters for the rotation angle of the fence. Support components.

By adopting the above technical solution, both ends of the connecting rod are hinged with the straight ladder and the guardrail, so that when the construction platform is not in use, the staff can make the guardrail lean against one side of the straight ladder through the rotation of the connecting rod. It saves additional space occupation, which is not only convenient for storage and transportation, but also for transportation. The setting of the supporting components limits the rotation angle of the connecting rod and the straight ladder, and plays a supporting role for the fence, making the fence play a role in protecting the personnel. The role of protection.

In a preferred example of the present invention, it can be further configured as follows: the support assembly includes a first support rod and a second support rod hinged with one end of the first support rod, and the other end of the first support rod is hinged on the vertical ladder. On the side wall, the other end of the second pole is hinged on the side wall of the fence, and the connection between the first pole and the straight ladder is higher than the connection between the second pole and the fence. When the second pole is in the same line, there is a space between the fence and the straight ladder.

By adopting the above technical solution, when the fence is close to one side of the straight ladder, the first pole and the second pole are in a folded state, and when the fence is far away from the straight ladder and in a supported state, the first pole and the second pole are in a folded state. The support rods are located on the same straight line and play a supporting role for the fence. The structure of the support assembly is simple, which is convenient for the installation and maintenance of the staff.

In a preferred example of the present invention, it can be further configured as follows: the side of the guardrail facing the force-bearing component is provided with a number of stabilizing struts supported on the side walls of the channel-shaped steel beam, and the ends of the stabilizing struts are connected to the enclosure. The guardrail is rotatably connected, and the side wall of the stabilizing strut is rotatably connected with the side part of the straight ladder.

By adopting the above technical solution, when the fence is in the unfolded state, the end of the stabilizing strut abuts on the side wall of the channel-shaped steel beam, thereby playing an auxiliary supporting role for the vertical ladder and improving the vertical stability of the vertical ladder. It improves the safety of workers in painting or welding operations.

In a preferred example of the present invention, it can be further configured as follows: two stabilizing struts are arranged at the end of the guardrail, and several struts for supporting the human body are arranged between the two stabilizing supports.

By adopting the above technical solution, when the fence is in the unfolded state, the support rod is located at the bottom of the straight ladder, which supports the staff, increases the activity space of the staff, and also provides a platform for placing tools, thereby improving the work efficiency. flexibility in .

In a preferred example of the present invention, it can be further configured that: a rubber block is fixedly connected to the end of the stabilizing strut toward the channel-shaped steel beam.

By adopting the above technical solution, the stabilizing strut is made of rigid material, and the direct contact between the end of the stabilizing strut and the outer façade of the channel-shaped steel beam may cause scratches by the paint liquid, so the setting of the rubber block replaces the stabilizing strut and the groove. The rigid contact of the profiled steel beam not only acts as a buffer, but also reduces the direct contact between the edges and corners of the end of the stabilizing strut and the outer façade of the channel-shaped steel beam.

To sum up, the present utility model includes at least one of the following beneficial technical effects:

1. Improve the construction efficiency. When the staff wants to paint or weld the outer surface of the channel-shaped steel beam, they only need to manually place the force-bearing components on the upper surface of the channel-shaped steel beam, and make the vertical ladder hang vertically on the steel beam. On one side, it is convenient for manual climbing on the straight ladder to paint or weld the outer surface of the channel-shaped steel beam. In order to improve work efficiency, the staff can also fix several construction platforms on the channel-shaped steel beam, so as to Work at the same time as the staff, which greatly increases the efficiency of painting or welding work;

Second, the storage is convenient, easy to transport. Both ends of the connecting rod are hinged with the straight ladder and the fence respectively, so that when the construction platform is not in use, the staff can make the fence against the side of the straight ladder through the rotation of the connecting rod, thus saving extra space occupation , not only easy to put away, but also easy to transport.

Description of drawings

Figure 1 is a schematic diagram of the cooperation relationship between the construction platform and the channel-shaped steel beam;

Figure 2 is a schematic diagram of the overall structure of the construction platform;

FIG. 3 is a schematic diagram of the storage state of the construction platform.

In the figure, 1, straight ladder; 11, vertical rod; 12, horizontal rod; 2, stress component; 21, extension rod; 22, stress rod; 23, limit plate; 32, stress nail; 31, groove Sectional steel beam; 4. Fence; 41. Connecting rod; 5. Supporting components; 51. First strut; 52. Second strut; 6. Stabilizing strut; 61. Rubber block; 62. Support rod.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

A construction platform for the exterior facade of a steel beam, as shown in Figures 1 and 2, includes a vertical ladder 1, and a force bearing assembly 2 disposed on the upper end of the straight ladder 1.

As shown in FIG. 2 , the vertical ladder 1 includes two vertical bars 11 arranged vertically, and several horizontal bars 12 arranged between the two vertical bars 11 (in this embodiment, there are four horizontal bars 12, and evenly arranged along the height direction of the vertical rod 11). The above-mentioned force-bearing assembly 2 includes two extension rods 21 arranged in parallel to each other, and two force-bearing rods 22 fixed between the two extension rods 21, and both ends of the force-bearing rods 22 are vertically fixed to the corresponding extension rods. 21, and the interval between the two force-bearing rods 22 is equal to the interval between each row of force-bearing pins 32. The ends of the two extension rods 21 are hinged on the side walls corresponding to the ends of the vertical rod 11 , and the hinge axes of the extension rods 21 and the vertical rod 11 and the center line of the horizontal rod 12 are parallel to each other. An L-shaped limit plate 23 is fixed to the upper end of each vertical rod 11, and both sides of the limit plate 23 are welded to the side wall and end surface of the vertical rod 11 respectively, so that after the extension rod 21 is hingedly opened and closed with the vertical rod 11, The upper surface of the vertical rod 11 abuts against the lower surface of the limiting plate 23 , thereby limiting the maximum opening and closing angle of the force-receiving component 2 .

When fixing the construction platform, the extension rod 21 can be rotated so that the force-bearing assembly 2 is 90 degrees from the vertical ladder 1 under the restriction of the limit plate 23, and then the two force-bearing rods 22 are inserted between the two rows of shear nails. The gap is placed on the upper surface of the channel-shaped steel beam 31. Under the action of the gravity of the straight ladder 1, the force-receiving rod 22 is tightly abutted on the side of the shear nail, thereby ensuring the stability of the straight ladder 1 suspension. . Because the force-bearing assembly 2 and the vertical ladder 1 are hinged to each other, when the construction platform is transported, the force-bearing assembly 2 can be hingedly attached to the side wall of the vertical ladder 1, thereby facilitating the transportation and storage of the straight ladder 1.

As shown in FIG. 2 , the side of the straight ladder 1 away from the force-receiving component 2 is provided with a fence 4, the fence 4 and the plane of the straight ladder 1 are parallel to each other, and two connecting rods 41 are provided on both sides of the fence 4, One end of the connecting rod 41 is rotatably connected to the side wall of the fence 4, the other end of the connecting rod 41 is rotatably connected to the side wall of the straight ladder 1, and the rotating shafts at both ends of the connecting rod 41 are mutually connected with the rotating shafts of the vertical rod 11 and the extension rod 21. In parallel, the two connecting rods 41 are arranged at intervals, and the four connecting rods 41 are parallel to each other, so that the two sides of the straight ladder 1 are enclosed.

As shown in FIG. 2 , two sets of supporting components 5 for supporting the fence 4 are provided on both sides of the straight ladder 1 . The support assembly 5 includes a first support rod 51 and a second support rod 52 hinged with one end of the first support rod 51. The other end of the first support rod 51 is rotatably connected to the side wall of the straight ladder 1, and the second support rod 52 is away from the first support rod 51. The other end of the support rod 51 is rotatably connected to the side wall of the fence 4. The hinge shaft of the first support rod 51 and the straight ladder 1 and the hinge shaft of the second support rod 52 and the guard rail 4 are all parallel to the cross bar 12. And the fixed point of the first support rod 51 and the straight ladder 1 is higher than the fixed point of the second support rod 52 and the straight ladder 1 , and the positions of the support components 5 on both sides correspond to each other.

When the connecting rod 41 is rotated to be perpendicular to the plane where the straight ladder 1 is located, the first support rod 51 and the second support rod 52 are on the same straight line, thereby restricting the mutual rotation of the connecting rod 41 and the straight ladder 1 and ensuring the fence The stability of the 4 supports; and when the personnel step on the straight ladder 1, the setting of the fence also improves the safety of the personnel work.

As shown in FIG. 1 and FIG. 2 , two stabilizing struts 6 are provided on both sides of the fence 4 . The four stabilizing struts 6 and the connecting rod 41 are parallel to each other. The wall is rotatably connected, the other end of the stabilizing strut 6 abuts on the outer façade of the channel steel beam 31, and the area where the stabilizing strut 6 abuts against the vertical ladder 1 is rotatably connected with the side wall of the straight ladder 1, and the stable supporting The rotation axes of the rod 6 and the fence 4 and the rotation axes of the stabilizing strut 6 and the vertical ladder 1 are parallel to the longitudinal direction of the cross bar 12 . Moreover, the positions of the stabilizing struts 6 on the left and right sides correspond to each other, and a pair of the stabilizing struts 6 are located at the ends of the guardrail 4 and the straight ladder 1. A number of mutually parallel stabilizing struts 6 are arranged between the two bottom stabilizing struts 6. A support rod 62, two ends of the support rod 62 are vertically fixed to the side wall of the stabilizing rod 6 respectively. When the four stabilizing struts 6 are supported on the outer façade of the channel steel beam 31, they play a role in stably supporting the straight ladder 1, which improves the stability of the straight ladder 1, and the supporting rods 62 are positioned horizontally in the vertical direction. The bottom of the ladder 1 is convenient for people to step and walk on the support rod 62 , which not only increases the movement space of the personnel, but also frees up the support of the straight ladder 1 by the hands, which improves the flexibility of the spraying work.

As shown in FIG. 2 , a rubber block 61 is also fixed on the end surface of each stabilizing strut 6 against the channel-shaped steel beam 31 . 6. The edges and corners of the ends are not easy to cause slippage with the paint surface of the channel-shaped steel beam 31, and also play a buffering role for the support of the straight ladder 1, which improves the stability of the construction platform during construction.

As shown in Figure 3, when the worker transports the construction platform, the force-bearing component 2 can be hinged with the vertical rod 11 through the extension rod 21, so that the force-bearing component 2 can be stored on one side of the vertical ladder 1, and the connecting rod The rotation of 41 drives the maintenance bar to move in the direction of the straight ladder 1, and makes the first support rod 51 and the second support rod 52 rotate and overlap, thereby greatly saving the space occupation of the construction platform, improving the convenience of transportation, and the construction The platform has a simple structure, which is convenient for large-scale production. When painting or welding, several construction platforms can be erected at the same time, which is not only convenient to operate, but also greatly improves the efficiency of painting or welding.

The embodiments of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention, therefore: all equivalent changes made according to the structure, shape and principle of the present invention are It should be covered within the protection scope of the present invention.

Claims (8)

1. a construction platform for the outer facade of the steel beam, used on the channel-shaped steel beam (31), the channel-shaped steel beam (31) is provided with several rows of shear nails, it is characterized in that, the construction platform comprises a vertical set The straight ladder (1) is provided vertically on the upper end of the straight ladder (1) with a force bearing component (2) which is placed on the upper surface of the channel-shaped steel beam (31) and abuts against the limit of the shear nails. 2. A construction platform for steel girder façade according to claim 1, characterized in that: the force-bearing component (2) comprises two extension rods (21) arranged in parallel, and two A plurality of force-bearing rods (22) between the extension rods (21) abutting against the shear nails, one end of the extension rods (21) is mutually hinged with the side wall of the straight ladder (1), and the straight ladder (1) A limit plate (23) for limiting the hinge angle between the extension rod (21) and the vertical ladder (1) is fixed vertically at the end of the vertical ladder. 3. A construction platform for steel beam façade according to claim 1, characterized in that: the side of the straight ladder (1) away from the force-receiving component (2) is provided with an enclosure, and the enclosure is The vertical ladder (1) is connected to each other through several connecting rods (41). 4. A construction platform for steel beam façade according to claim 3, characterized in that: the two ends of the connecting rod (41) are respectively rotatably connected with the fence (4) and the straight ladder (1), The two sides of the straight ladder (1) are provided with a plurality of supporting components (5) for limiting the rotation angle of the fence (4). 5. A construction platform for steel beam facade according to claim 4, characterized in that: the support assembly (5) comprises a first support rod (51), and a first support rod (51) One end of the second support rod (52) is hinged, the other end of the first support rod (51) is hinged to the side wall of the straight ladder (1), and the other end of the second support rod (52) is hinged to the fence (4) on the side wall of the vertical ladder (1), and the connection between the first support rod (51) and the straight ladder (1) is higher than the connection between the second support rod (52) and the fence (4), when the first support rod (51) and the When the second struts (52) are located on the same straight line, a space is left between the fence (4) and the straight ladder (1). 6. A construction platform for steel girder facade according to claim 5, characterized in that: the side of the guardrail (4) facing the force-bearing component (2) is provided with a plurality of channels supported on the channel steel A stabilizing strut (6) on the side wall of the beam (31), the end of the stabilizing strut (6) is rotatably connected with the fence (4), and the side wall of the stabilizing strut (6) is connected with the side of the straight ladder (1) Turn the connection. 7. A construction platform for steel beam façade according to claim 6, characterized in that: wherein two stabilizing struts (6) are arranged at the ends of the fence (4), and between the two stabilizing supports There are several support rods (62) supporting the human body. 8. A construction platform for steel beam façade according to claim 6, characterized in that: a rubber block (61) is fixedly connected to the end of the stabilizing strut (6) toward the channel-shaped steel beam (31). ).

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