A mobile operation platform for overhead pipeline heat preservation construction

Abstract

The present invention provides a mobile operation platform for overhead pipeline heat preservation construction, which comprises an outer arc plate, an inner arc plate, a tool-type operation platform, a single-wheel hook pulley and a single-wheel hook bracket. Multiple groups of rollers are welded and connected to the inner side of the outer arc plate. The tool-type operation platform consists of a platform base and a protective railing. The tool-type operation platform is lifted and lowered through a steel wire rope and the single-wheel hook pulley, and is manually towed through the single-wheel hook bracket to make the steel platform move forward smoothly, slowly and evenly until the best position for pipeline heat preservation construction is reached. The purpose of the present invention is to provide a mobile operation platform for overhead pipeline heat preservation construction, which has high construction efficiency, is simple and fast to install and disassemble, is convenient for aerial movement, is not easy to shake, has good stability, solves the problem of cross-operation construction between overhead pipeline heat preservation construction and other ground projects on the premise of meeting safety requirements, speeds up the construction progress, reduces costs at the same time, and realizes civilized construction and other advantages.

Description

Technical Field

[0001] The present invention relates to a pipeline heat preservation operation platform, and more specifically to a mobile operation platform for overhead pipeline heat preservation construction, belonging to the technical field of pipeline installation and heat preservation construction. Background Art

[0002] In recent years, with the rapid development of the urban central heating cause in China, the structure of the pipe network has become more and more complex. The design and selection of the overhead steam pipeline heat preservation construction operation platform is a key step in heat preservation construction. A scientific and reasonable construction plan can not only ensure the feasibility of high-altitude construction, but also determine the progress speed of the project, the work efficiency and the economic benefits of the engineering project; the traditional process is adopted for the heat preservation construction operation platform, that is, the erection of floor-type scaffolding, which has great potential safety hazards, long erection time, occupies a large working face, is inconvenient for cross-operation construction of ground projects, and has high construction costs. This process not only has low construction efficiency, affects cross-operation, but also greatly increases the later maintenance cost and affects the construction progress. Summary of the Invention

[0003] In view of the above technical problems, the present invention provides a mobile operation platform for overhead pipeline heat preservation construction, which has high construction efficiency, is simple and fast to install and disassemble, is convenient to move in the air, is not easy to shake, has good stability, avoids high construction costs caused by erecting scaffolding, solves the cross-operation construction of overhead pipeline heat preservation construction and other ground projects on the premise of ensuring safety, speeds up the construction progress, reduces costs at the same time, and realizes civilized construction and other advantages, and is suitable for popularization and application.

[0004] The technical solution of the present invention is as follows:

[0005] A mobile operating platform for overhead pipeline insulation construction, comprising an outer arc plate, an inner arc plate, a tool-type operating platform, a single-wheel hook pulley, and a single-wheel hook bracket; the outer arc plate is an arched steel plate, and there are two groups of them, a plurality of traction ribs are welded between the two groups of outer arc plates, and a plurality of groups of rollers are welded and connected to the inner side of the outer arc plate; the inner arc plate is composed of a circular arc steel plate and arc ribs, the upper part of the inner arc plate is a circular arc steel plate and is welded with bolts to connect with the outer arc plate, the lower part is an arc rib and is movably connected with the two ends of the upper circular arc steel plate to form a closed circle, and the ribs are connected to the single-wheel hook pulley; the tool-type operating platform is composed of a platform base and a guardrail; the single-wheel hook pulley is ... The car is composed of a pulley. The single-wheel hook pulley is fixed to the lower rib of the inner arc plate. One end of the wire rope is connected to the tool-type operating platform, and the other end is connected to the single-wheel hook pulley. The tool-type operating platform is lifted and lowered by traction of the wire rope, and the tool-type operating platform is fixed under the outer arc plate; the single-wheel hook bracket is composed of a pulley and an angle steel bracket. The wire rope traction head is connected to the traction rib welded on the outer arc plate. The single-wheel hook bracket is fixed on the concrete column bracket, and is connected to the outer arc plate and the single-wheel hook bracket through the wire rope traction head, so that the operating platform is dragged forward steadily, slowly and at a uniform speed until it reaches the best position for pipeline insulation construction.

[0006] Furthermore, the outer arc plate is made of 50x10mm flat steel to form an arc, the inner diameter of which is 70mm larger than the outer diameter of the insulation pipe, and three sets of rollers with a diameter of 60mm are welded on the inner side. The rollers are used to connect to the insulation pipe so that the rollers can slide on the insulation pipe.

[0007] Furthermore, the inner arc plate is made of 60x5mm flat steel to form an arc, and its inner diameter is 20mm larger than the outer diameter of the insulation pipe. Bolts with a diameter of 14mm are welded on the upper part of the inner arc plate to connect with the outer arc plate and fasten to the insulation pipe. Its function is to allow the roller to protrude from the inner arc plate, so that the tool-type operating platform can slide on the insulation pipe.

[0008] Furthermore, the main and secondary beams of the platform base of the tool-type operating platform are welded with 40x40mm square tubes with a spacing of 500mm. The platform size is 1600mmx2000mm, and steel fences are laid on the upper part of the platform. The protective railings are made of round tubes with an outer diameter of 20mm and a welding height of 1000mm. They are connected to the platform base by a pin-through rod method. A 150mm high footboard is set at the bottom of the protective railing and a dense safety net is hung throughout, which is both light and safe.

[0009] Furthermore, the maximum lifting load of the single-wheel hook block is 1.5 tons, and the function of the single-wheel hook block is to pull the tool-type operating platform for lifting and lowering movements.

[0010] Furthermore, the angle steel bracket of the single-wheel hook bracket is welded with a 50x5mm angle steel with a length of 400mm and a 10mm thick 30x30mm steel plate. The maximum load of the pulley is 1.5 tons. The function of the single-wheel hook bracket is to tow the tool-type operation platform for horizontal movement.

[0011] The advantages of the present invention are as follows:

[0012] The present invention is applicable to high-altitude pipeline thermal insulation construction, with low construction cost, small safety hazards, no impact on the construction operation surface below the pipeline, high construction efficiency, simple production, and convenient installation and disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention will be further described in detail below with reference to the accompanying drawings.

[0014] Figure 1 is the front view of a mobile operation platform for overhead pipeline thermal insulation construction;

[0015] Figure 2 is the structural schematic diagram of a mobile operation platform for overhead pipeline thermal insulation construction;

[0016] As shown in the figure: 1 - outer arc plate, 2 - inner arc plate, 3 - tool-type operation platform, 4 - single-wheel hook pulley, 5 - single-wheel hook bracket. SPECIFIC EMBODIMENTS

[0017] In order to make the purpose, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the embodiments and the accompanying drawings. Here, the illustrative embodiments of the present invention and their descriptions are used to explain the present invention, but not to limit the present invention.

[0018] The following specific embodiments illustrate the implementation manners of the present invention. Those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification.

[0019] It should be noted that the structures, ratios, sizes, etc. shown in the drawings of this specification are only used to cooperate with the content disclosed in the specification for those skilled in the art to understand and read, and are not used to limit the limited conditions under which the present invention can be implemented. Therefore, they do not have technical essential meanings. Any modification of the structure, change of the proportional relationship or adjustment of the size, without affecting the effects that the present invention can produce and the purposes that can be achieved, should still fall within the scope covered by the technical content disclosed in the present invention. At the same time, the terms such as "upper", "lower", "left", "right", "middle" used in this specification are only for the convenience of narration and are not used to limit the scope within which the present invention can be implemented. The change or adjustment of their relative relationships, without substantial change in the technical content, should also be regarded as the scope within which the present invention can be implemented.

[0020] In the description of the present invention, it should be noted that unless otherwise clearly specified and defined, the terms "connected" and "coupled" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] As Figure 1-2 shown, a mobile operation platform for overhead pipeline thermal insulation construction of the present invention includes an outer arc plate 1, an inner arc plate 2, a tool-type operation platform 3, a single-wheel hook pulley 4, and a single-wheel hook bracket 5. The outer arc plate 1 is an arched steel plate, and there are two groups. A plurality of traction rib plates are welded between the two groups of outer arc plates 1. A plurality of rollers are welded and connected to the inner side of the outer arc plate 1. The inner arc plate 2 is composed of a circular arc steel plate and arc-shaped ribs. The upper part of the inner arc plate 2 is a circular arc steel plate and is welded with bolts to be connected to the outer arc plate 1. The lower part is arc-shaped ribs and is movably connected to both ends of the upper circular arc steel plate to form a closed circle. The ribs are connected to the single-wheel hook pulley 4. The tool-type operation platform 3 is composed of a platform base and a safety railing. The single-wheel hook pulley 4 is composed of pulleys. The single-wheel hook pulley 4 is fixed to the lower ribs of the inner arc plate 2. One end of a steel wire rope is connected to the tool-type operation platform 3, and the other end is connected to the single-wheel hook pulley 4. The tool-type operation platform 3 is lifted and lowered by the traction of the steel wire rope, and the tool-type operation platform 3 is fixed below the outer arc plate 1. The single-wheel hook bracket 5 is composed of a pulley and an angle steel bracket. The traction head of the steel wire rope is connected to the traction rib plate welded on the outer arc plate 1. The single-wheel hook bracket 5 is fixed on the concrete column bracket. By connecting the traction head of the steel wire rope to the outer arc plate 1 and the single-wheel hook bracket 5, the operation platform is dragged forward smoothly, slowly, and uniformly until the best position for pipeline thermal insulation construction is reached.

[0022] In one embodiment, first, two traction rib plates are welded between the outer arc plates 1 of two groups of 50x10mm arched flat steel plates. Three groups of rollers with a diameter of 60mm are welded on the inner side of the outer arc plates 1. The inner diameter of the outer arc plates 1 is 70mm larger than the outer diameter of the heat-insulating pipeline. Then, the circular arc steel plate on the upper part of the outer arc plates 1 and the inner arc plates 2 are welded together with 14mm bolts. The inner diameter of the inner arc plates 2 is 20mm larger than the outer diameter of the heat-insulating pipeline, ensuring that the three groups of rollers with a diameter of 60mm can slide on the heat-insulating pipeline. Then, the upper arc plates of the welded outer arc plates 1 and inner arc plates 2 are sleeved on the heat-insulating pipeline. Then, the lower ribs of the inner arc plates 2 are connected to the upper arc plates of the inner arc plates 2, forming a closed circle of the entire connected inner arc plates 2 and sleeving it on the heat-insulating pipeline to prevent the inner arc plates 2 and outer arc plates 1 from falling off the heat-insulating pipeline. Then, a single-wheel hook block 4 is connected to the lower ribs of the inner arc plates 2. The maximum lifting load of the single-wheel hook block is 1.5 tons. One end of a steel wire rope is connected to the tool-type operation platform 3, and the other end is connected to the single-wheel hook block 4. The tool-type operation platform 3 is lifted by traction with the steel wire rope. When the lifting distance of the tool-type operation platform 3 meets certain requirements, the two ends under the outer arc plates 1 are fixed to the tool-type operation platform 3 to complete the installation of the entire operation platform. The main and secondary beams of the platform base of the tool-type operation platform 3 are welded with 40x40mm square tubes with a spacing of 500mm. The platform size is 1600mm x 2000mm. Steel grating plates are laid on the upper part of the platform. Its safety railing is made of round tubes with an outer diameter of 20mm, welded at a height of 1000mm, and connected to the platform base by inserting pins through rods. A 150mm high toe board is provided at the lower part of the safety railing, and a dense mesh safety net is fully hung. Then, a single-wheel support 5 is fixed on the concrete column supports at both ends of the heat-insulating pipeline. The angle steel support of the single-wheel hook support is made of 50x5mm angle steel with a length of 400mm, which is welded to a 10mm thick 30x30mm steel plate. The maximum load of the pulley is 1.5 tons. It is connected to the outer arc plates 1 and the single-wheel hook support 5 through a steel wire rope traction head to complete the assembly of the entire operation platform, and the operation platform is dragged forward smoothly, slowly, and evenly until it reaches the best position for pipeline heat-insulation construction. After the heat-insulation operation is completed, the connection between the outer arc plates 1 and the tool-type operation platform 3 is opened, and the tool-type operation platform 3 is lowered by traction with the steel wire rope. When the tool-type operation platform 3 descends to the ground, the steel wire rope is removed. Finally, the connection between the single-wheel hook support 5 and the lower ribs of the inner arc plates 2 is opened to complete the disassembly of the entire operation platform.

[0023] It should be noted that the term "comprises", "comprising" or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article or apparatus that comprises a series of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article or apparatus.

[0024] The protection scope of the present invention is not limited to the technical solutions disclosed in the specific embodiments. Any modifications, equivalent replacements, improvements, etc. made to the above embodiments based on the technical essence of the present invention shall fall within the protection scope of the present invention.

Claims

1. A mobile operating platform for overhead pipeline thermal insulation construction, characterized in that: It includes an outer arc plate (1), an inner arc plate (2), a tool-type operating platform (3), a single-wheel hook pulley (4), and a single-wheel hook bracket (5); the outer arc plate (1) is an arched steel plate, there are two groups, and multiple traction rib plates are welded between the two groups of outer arc plates (1). Three groups of rollers are welded and connected inside the outer arc plate (1); the inner arc plate (2) is composed of a circular arc steel plate and arc-shaped ribs. The upper part of the inner arc plate (2) is a circular arc steel plate and is welded with bolts to be connected to the outer arc plate (1). The lower part is arc-shaped ribs and is movably connected to both ends of the upper circular arc steel plate to form a closed circle. The ribs are connected to the single-wheel hook pulley (4). The inner arc plate (2) is an arc made of 60x5mm flat steel, and its inner diameter is 20mm larger than the outer diameter of the thermal insulation pipeline. Bolts with a diameter of 14mm are welded on the upper part of the inner arc plate (2) to be connected to the outer arc plate (1) and fastened to the thermal insulation pipeline; the tool-type operating platform (3) is composed of a platform base and a protective railing. The main and secondary beams of the platform base of the tool-type operating platform (3) are welded with 40x40mm square tubes, and the spacing is 500mm. The platform size is 1600mmx2000mm. Steel bar grating is laid on the upper part of the platform. Its protective railing uses a round tube with an outer diameter of 20mm, and the welding height is 1000mm. It is connected to the platform base by means of inserting pins through rods. A 150mm high toe board is provided at the lower part of the protective railing, and a dense mesh safety net is fully hung; the single-wheel hook pulley (4) is composed of a pulley. The single-wheel hook pulley (4) is fixed to the lower ribs of the inner arc plate (2). One end of the steel wire rope is connected to the tool-type operating platform (3), and the other end is connected to the single-wheel hook pulley (4). The tool-type operating platform (3) is lifted and lowered by the traction of the steel wire rope, and the tool-type operating platform (3) is fixed under the outer arc plate (1); the single-wheel hook bracket (5) is composed of a pulley and an angle steel bracket. The traction head of the steel wire rope is connected to the traction rib plate welded on the outer arc plate (1). The single-wheel hook bracket (5) is fixed on the concrete column bracket. Through the connection of the traction head of the steel wire rope with the outer arc plate (1) and the single-wheel hook bracket (5), the operating platform is dragged forward smoothly, slowly, and uniformly until the best position for pipeline thermal insulation construction is reached.

2. A mobile operating platform for overhead pipeline thermal insulation construction according to claim 1, characterized in that: The outer arc plate (1) is an arc made of 50x10mm flat steel, and its inner diameter is 70mm larger than the outer diameter of the thermal insulation pipeline. Three groups of rollers with a diameter of 60mm are welded and connected inside.

3. A mobile operating platform for overhead pipeline thermal insulation construction according to claim 1, characterized in that: The single-wheel hook pulley (4) has a maximum lifting load of 1.5 tons.

4. A mobile operating platform for overhead pipeline thermal insulation construction according to claim 1, characterized in that: The angle steel bracket of the single-wheel hook bracket (5) is welded with 50x5mm angle steel with a length of 400mm and a 10mm thick 30x30mm steel plate, and the maximum load of the pulley is 1.5 tons.

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