CN204662929U - A kind of cross-line walking fence operation device - Google Patents

Abstract

The utility model provides an over-the-line walking protective operating device, which belongs to the technical field of construction protective operating devices in building construction. The cross-line walking protection operation device includes a walking suspension device and a suspension platform. The bottom of the walking suspension device is provided with moving wheels; the suspension platform is hung below the walking suspension device. The supporting platform and the guardrail, the suspension platform is connected with the walking suspension device through the cantilever bar. By setting a movable walking suspension device above the narrow space, and firmly connecting the suspension platform below the walking suspension device through a cantilever rod for construction personnel to work in a small space at high altitude, an economical, safe and reliable mobile platform is formed. The protective operating device ensures fast and safe high-altitude operations. Moreover, the over-the-line walking protective operating device of the utility model has the advantages of convenient materials and simple manufacturing process.

Description

A cross-line walking protective operating device

technical field

The utility model belongs to the technical field of construction protective operating devices in building construction, in particular to a cross-line walking protective operating device.

Background technique

With the rapid development of the city, viaducts and high-rise buildings are also developing rapidly. In high-altitude operations, floor-to-ceiling scaffolding or upside-down operating platforms are often used. However, the cost of floor-to-ceiling scaffolding is too high. traffic safety and order. Therefore, how to provide an economical, safe and reliable construction protection device suitable for construction personnel's high-altitude operations, especially high-altitude and narrow space construction operations, is a technical problem that those skilled in the art need to solve urgently.

Utility model content

The purpose of this utility model is to provide an over-the-line walking protective operating device, which is used to solve the problems of high construction cost and potential safety hazards caused by the use of floor-standing scaffolding or upside-down operating platforms in the existing high-altitude construction. The utility model relates to an economical, safe and reliable over-the-line walking protection operation device, thereby ensuring rapid and safe high-altitude operations of viaducts or high-rise buildings.

In order to achieve the above object, the technical scheme provided by the utility model is as follows:

A cross-line walking protection operation device, comprising: a walking suspension device and a suspension platform, the bottom of the walking suspension device is provided with moving wheels; the suspension platform is hung under the walking suspension device , the suspension platform includes a support platform and a guardrail, and the suspension platform is connected to the walking suspension device through a cantilever rod.

Further, the walking hanging device includes a frame structure composed of cross bars and vertical bars, and a diagonal bar is also arranged between the cross bars and the vertical bars.

Further, the support platform includes a support frame and a steel plate, the support frame is a grid structure formed by welding several channel steels, the steel plate is fixedly arranged above the support frame, between the cantilever rod and the support Fixing parts are also provided at the joint at the bottom of the platform.

Further, lifting lugs are arranged symmetrically on both sides of the bottom of the suspension platform.

Further, the guardrail is made of welded steel pipes.

Further, the guardrail also includes a dense-mesh safety net, and the dense-mesh safety net is laid on the outside of the steel pipe.

Further, the cantilever rod is fixedly connected to the walking suspension device through high-strength bolts.

Further, a hoist is also included, and the hoist is fixedly connected to the walking suspension device.

Compared with the prior art, the utility model has the following advantages and beneficial effects: the utility model cross-line walking protective operation device includes a walking suspension device and a suspension platform, and the bottom of the walking suspension device is provided with a moving wheel; The suspension platform is hung below the walking suspension device. The suspension platform includes a vertically fixed support platform and a guardrail. The suspension platform is connected to the walking suspension device through a cantilever rod. By setting a movable walking suspension device above the narrow space, and firmly connecting the suspension platform below the walking suspension device through the cantilever rod for construction personnel to work in a small space at high altitude, an economical, safe and reliable mobile platform is formed. The protective operating device ensures fast and safe high-altitude operations. Moreover, the over-the-line walking protection operating device of the utility model is convenient in obtaining materials and simple in manufacturing process.

Description of drawings

Fig. 1 is a schematic structural view of an over-the-line walking protective operating device according to an embodiment of the present invention;

Fig. 2 is a side view of an over-the-line walking protection operating device according to an embodiment of the present invention;

Fig. 3 is a top view of the walking suspension device in the cross-line walking protective operation device according to an embodiment of the present invention;

Fig. 4 is a top view of the suspension platform in the cross-line walking protective operating device according to an embodiment of the present invention;

Figures 5 to 7 are schematic diagrams of the installation process of the cross-line walking protective operating device according to an embodiment of the present invention.

Among the figure: 10-walking suspension device, 11-moving wheel, 12-horizontal bar, 13-vertical bar, 14-slanting bar, 20-suspension platform, 21-support platform, 22-guard rail, 23-cantilever bar pieces, 24-fixtures, 25-slanting braces, 26-hanging lugs.

Detailed ways

The over-the-line walking protection operating device proposed by the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. Advantages and features of the present invention will be apparent from the following description and claims. It should be further noted that all the drawings are in very simplified form and use imprecise scales, and are only used to facilitate and clearly assist the purpose of illustrating the embodiments of the present invention. For the convenience of description, the "up" and "down" described below are consistent with the directions of up and down in the drawings, but this should not be a limitation of the technical solution of the present invention.

During the construction of viaducts or high-rise buildings, the construction space of floor slab construction between beams or wet joints between box girders is often relatively narrow. At this time, using conventional scaffolding as the protective operating device in this environment may have problems such as high construction costs or potential safety hazards. Therefore, in this embodiment, a cross-line walking protective operating device installed in a small space is used to solve the problem. this conundrum.

Below in conjunction with Fig. 1 to Fig. 7, taking the wet joint construction between two adjacent box girders on the same horizontal plane during viaduct construction as an example, the structure and operation device of the cross-line walking type protection operation device of the present utility model are described in detail. installation location.

As shown in Figures 1 and 2, an over-the-line walking protection operation device includes: a walking suspension device 10 and a suspension platform 20, and the walking suspension device 10 is arranged on two adjacent floors or box girders in the horizontal direction. Above the gap formed, the bottom of the walking suspension device 10 is provided with a moving wheel 11; the suspension platform 20 is hung below the walking suspension device 10, and the suspension platform 20 includes a support platform 21 and a guardrail 22, and the suspension platform 20 It is connected with the walking suspension device 10 through the cantilever rod 23 .

Specifically, the walking suspension device 10 located above is arranged on a span formed by two box girders adjacent in the horizontal direction in the viaduct (the distance between the two nearest box girders is called a span), and can be Move on either side of the span. That is to say, the track that walking suspension device 10 moves is respectively positioned on the adjacent two box girders of same height place. At the same time, the suspension platform 20 is fixedly connected with the walking suspension device 10 through the cantilever rod 23, and is suspended below the box girder through the wet joint in the mid-span. After the corresponding installation and construction of the columns, cover girders and box girders of the viaduct are completed, the construction personnel will carry out the construction of the deck system of the viaduct through the suspension platform 20 .

Continuing to refer to Fig. 1, Fig. 2 and Fig. 3, specifically, the walking suspension device 10 includes a frame structure composed of a cross bar 12 and a vertical bar 13, and the cross bar 12 and the vertical bar 13 are also connected by a fixed connection to the diagonal bar 14. reinforcement. Since the walking hanging device 10 is arranged on the wet joint between two adjacent box girders or above the partition beam, in order to improve construction efficiency, a moving wheel 11 can be set at the bottom of the walking hanging device 10, A winch (not shown) is fixedly connected to the side wall of the hanging device, so that the traction of the winch is used to realize the free movement of the walking hanging device 10 in the span. Preferably, the mobile wheel 11 can be a universal wheel.

Continuing to refer to FIG. 1 , FIG. 2 and FIG. 4 , specifically, the support platform 21 of the suspension platform 20 includes a support frame and a steel plate, and the support frame is a grid structure formed by welding several channel steels. In order to prevent concrete, dust, etc. from falling from high altitude during high-altitude construction, pollute the road or river under the box girder, and reduce construction safety hazards, the upper surface of the support frame is also welded with steel plates. The size of the steel plate is preferably to cover the upper surface of the support frame. Preferably, a protective fence 22 is also provided around the support platform 21, and the protective fence 22 is made of welded steel pipes. A dense safety net can also be further arranged on the protective fence 22, so as to provide better safety protection for construction workers working at heights. effect. Of course, in order to ensure the safety of construction workers working at heights, it is necessary to improve the connection firmness of the suspension platform 20 and the walking suspension device 10. Part 24 is an I-shaped steel. In order to further strengthen the connection firmness of the cantilever rod 23 and the suspension platform 20, a diagonal brace 25 is also arranged between the cantilever rod 23 and the suspension platform 20, and one end of the diagonal brace 25 is connected to the support platform 21 at the bottom of the suspension platform 20. Fixedly connected, the other end of the diagonal brace 25 is fixedly connected with the cantilever rod 23 . At the same time, a horizontal support can also be provided at the joint between the diagonal brace 25 and the cantilever rod 23 .

In particular, in order to facilitate the installation and disassembly of the suspension platform 20 , a pair of lifting lugs 26 are symmetrically arranged on the support platform at the bottom of the suspension platform 20 . In order to save cost, the lifting lug 26 can choose round steel.

More preferably, in order to ensure the overall stability of the over-the-line walking protective operating device, especially to enhance the connection fastness between the suspension platform 20 and the walking suspension device 10, the cantilever fixed on the suspension platform 20 and vertically arranged The rod 23 is fixedly connected with the walking suspension device 10 through high-strength bolts. For the convenience of obtaining materials, channel steel can be selected for the cantilever rod 23. Usually, four channel steels arranged vertically and in parallel are used as the connecting piece between the suspension platform 20 and the walking suspension device 10, and the cantilever rod is determined through force calculation. Dimensions of piece 23. In order to ensure the stress stability of the cantilever rod 23 , according to the actual situation, two channel steels can be fixed side by side at the corresponding positions where the cantilever rod 23 is arranged.

Continuing to refer to FIG. 5 and FIG. 7 , the installation method of the over-the-line walking protective operation device of this embodiment will be described in detail.

As shown in Figure 5, step 1, provide a walking suspension device 10, and install it in place;

As shown in FIG. 6 , step 2, providing the spliced suspension platform 20, and vertically welding and fixing the cantilever rod 23 at the bottom of the suspension platform 20;

As shown in Figure 7, step 3, use a crane and other spreaders to adjust the suspension platform 20 to a suitable height, and use high-strength bolts to fix the cantilever bar 23 on the suspension platform 20 with the walking suspension device 10, so that The suspension platform 20 is fixedly arranged below the walking suspension device 10, and can move synchronously with the movement of the walking suspension device;

Step 4: Add guardrails 22 around the support platform 21 of the suspension platform 20, thereby completing the installation of the over-the-line walking protective operating device as shown in FIG. 1 .

In summary, the cross-line walking protection operating device of the present invention includes a walking suspension device and a suspension platform, the bottom of the walking suspension device is provided with moving wheels; the suspension platform is hung below the walking suspension device The suspension platform includes a vertically fixed support platform and a guardrail, and the suspension platform is connected to the walking suspension device through a cantilever rod. By setting a movable walking suspension device above the narrow space, and firmly connecting the suspension platform below the walking suspension device through the cantilever rod for construction personnel to work in a small space at high altitude, an economical, safe and reliable mobile platform is formed. The protective operating device ensures fast and safe high-altitude operations. In addition, the bottom end of the cantilever member is fixedly connected to the suspension platform, and the top end of the cantilever member is fixedly connected to the walking suspension device through high-strength bolts, so that the length of the cantilever member can be adjusted according to the requirements of the space height, which is convenient and reliable. . In particular, after one construction is completed, the over-the-line walking protective operation device is disassembled and moved to the next construction site for installation, so that the device can be reused and the construction cost is saved.

The above description is only a description of the preferred embodiments of the present utility model, and is not any limitation to the scope of the present utility model. Any changes and modifications made by those of ordinary skill in the field of the utility model according to the above disclosures all belong to the protection scope of the claims .

Claims (8)

1. A cross-line walking protective operation device, characterized in that it includes: A walking suspension device and a suspension platform, the bottom of the walking suspension device is provided with moving wheels; the suspension platform is hung below the walking suspension device, and the suspension platform includes a support platform and a guardrail , the suspension platform is connected with the walking suspension device through a cantilever rod. 2. The over-the-line walking protection operation device according to claim 1, wherein the walking suspension device comprises a frame structure composed of cross bars and vertical bars, and a cross bar and a vertical bar are also provided between the cross bars and the vertical bars. With diagonal bars. 3. The over-the-line walking protection operation device according to claim 1, wherein the support platform includes a support frame and a steel plate, the support frame is a grid structure formed by welding several channel steels, and the steel plate is fixed It is arranged above the support frame, and a fixing part is also provided at the joint between the cantilever rod and the bottom of the support platform. 4. The over-the-line walking protective operation device according to claim 1, characterized in that, two sides of the bottom of the suspension platform are provided with lifting lugs symmetrically. 5. The over-the-line walking protective operation device according to claim 1, characterized in that, the protective fence is made of welded steel pipes. 6 . The over-the-line walking protective operation device according to claim 5 , wherein the protective fence further comprises a dense mesh safety net, and the dense mesh safety net is arranged and laid on the outside of the steel pipe. 7 . 7. The over-the-line walking protection operation device according to claim 1, wherein the cantilever rod is fixedly connected to the walking suspension device through high-strength bolts. 8 . The over-the-line walking protective operation device according to any one of claims 1 to 7 , further comprising a hoist, and the hoist is fixedly connected to the walking suspension device.