Movable formwork type safe operation platform for high-altitude operation

By designing a high-altitude mobile mode frame safety operation platform, using the cooperation of support mechanism, bridge mechanism, bridge mechanism and platform mechanism, the problems of complex installation and inconvenient disassembly and inability to disassemble and assemble in the existing technology are solved, and the problem of engineering bridge frame operation platform in the existing technology is realized. Fast and convenient installation and efficient construction.

CN119392903APending Publication Date: 2025-02-07CCCC FOURTH HIGHWAY ENG CO LTD
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Patent Information

Application Number
CN202411528233.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-30
Publication Date
2025-02-07

AI Technical Summary

Technical Problem

The existing engineering bridge operating platform installation procedures are complex, require long-term assembly, cumbersome steps, and are inconvenient to disassemble and assembly anywhere, which limits the selection of construction sites.

Method used

A high-altitude mobile mode frame safety operation platform was designed. Through the cooperation of support mechanism, bridge mechanism, bridge mechanism and platform mechanism, the disassembly and assembly of small components is realized, the installation process is simplified, and the installation process is simplified and fixed. The components ensure the stability of the platform.

Benefits of technology

It realizes the rapid and convenient installation of the engineering bridge-type operating platform, reduces assembly time, eliminates tedious steps, and improves the portability of the device, and can adapt to a variety of construction sites.

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Abstract

The invention belongs to the technical field of engineering bridge type operation platforms, and particularly relates to a high-altitude operation movable formwork type safety operation platform which comprises two sets of supporting mechanisms which are placed on the ground, the two sets of supporting mechanisms are oppositely arranged in a spaced mode, and the engineering bridge type operation platform is supported and placed through the supporting mechanisms. The bridge seat mechanisms are detachably installed at the top of the supporting mechanism, the number of the bridge seat mechanisms is four, two bridge seat mechanisms are installed at the top of one supporting mechanism, and meanwhile, every two bridge seat mechanisms are oppositely arranged at intervals. The complex steps of dismounting and mounting an engineering bridge type operation platform are removed, meanwhile, site limitation is not needed, the platform can be taken and mounted at any time, and the portability of the device is improved.
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Description

Technical Field

[0001] The invention relates to the technical field of engineering bridge-type operating platforms, in particular to a mobile formwork-type safety operating platform for aerial work. Background Art

[0002] The aluminum curtain wall on the inner side of the commercial podium skylight is on the fifth floor roof and because the site is in a circular shape, it is not possible to use conventional scissor lifts and aerial vehicles for construction. In order to meet the high-altitude construction requirements of the circular site, a bridge-type operating platform is required for construction.

[0003] The engineering bridge-type operating platform is installed in the atrium of the fifth floor of the commercial podium. It is used for the installation of the aluminum plate on the inner side of the podium skylight. It is not suitable for the installation, disassembly and use of other projects. It is necessary to inspect the site and explain the drawings before assembling the bridge-type operating platform. Under normal circumstances, the bridge-type operating platform needs to be assembled in an open space on the fifth floor and then pushed to the work area. Before using the bridge-type operating platform, the user unit should clean up the garbage and materials in advance, and there must be no obstacles blocking the bridge-type operating platform from moving forward, so as to install the aluminum plate curtain wall on the inner side of the commercial podium skylight.

[0004] The existing engineering bridge-type operating platform installation procedure is complicated, and multiple sets of scaffolding and steel frames need to be assembled by bolts or buckles. The assembly time is long, and the installation steps are cumbersome and complicated, requiring professional installers to operate. At the same time, due to the large size of multiple sets of scaffolding and steel frames, the installation site is limited and it is not convenient to disassemble and assemble anywhere. For this reason, we propose a mobile formwork-type safe operating platform for aerial work. Summary of the invention

[0005] In view of the above-mentioned and / or existing problems in a mobile formwork-type safety operating platform for aerial work, the present invention is proposed.

[0006] Therefore, the purpose of the present invention is to provide a mobile formwork-type safe operating platform for aerial work. Through the cooperation of the supporting mechanism, the bridge seat mechanism, the bridge mechanism and the platform mechanism, the supporting mechanism, the bridge seat mechanism, the bridge mechanism and the platform mechanism can all be used to disassemble and assemble small components, and through flexible limiting and fixed components, the engineering bridge-type operating platform can be conveniently installed, which can solve the above-mentioned existing problems.

[0007] To solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] A mobile formwork-type safety operating platform for aerial work, comprising:

[0009] The supporting mechanism is placed on the ground and is arranged into two groups. The two groups of supporting mechanisms are placed opposite to each other at intervals and supported by a supporting mechanism engineering bridge-type operating platform;

[0010] A bridge seat mechanism is detachably mounted on the top of the support mechanism, and the bridge seat mechanism is arranged in four groups, two groups of bridge seat mechanisms are mounted on the top of one group of support mechanism, and at the same time, every two groups of bridge seat mechanisms are placed opposite to each other at intervals;

[0011] A bridge mechanism is installed between the two sets of bridge seat mechanisms, and the bridge mechanism connects the two sets of bridge seat mechanisms;

[0012] A platform mechanism is installed on the top of the bridge mechanism and is used for workers to stand and operate through the platform mechanism.

[0013] As a preferred solution of the mobile formwork-type safe operation platform for aerial work described in the present invention, the support mechanism includes:

[0014] The telescopic components are placed on the ground, and the telescopic components are arranged in two groups, and the two groups of telescopic components are mirror-connected;

[0015] The support assembly is rotatably connected to the inside of the telescopic assembly, and the bottom of the support assembly is in contact with the middle top of the telescopic assembly. At the same time, the support assembly is set into two groups, the two groups of support assemblies are placed in a mirror image, and the bridge seat mechanism can be installed and placed through the support assembly.

[0016] As a preferred solution of the mobile formwork-type safe operation platform for aerial work described in the present invention, the telescopic component includes:

[0017] A first base, which is placed at the front end of the ground;

[0018] A second base is placed on the ground and arranged at the rear end of the first base;

[0019] A support base is placed on the ground and arranged between the first base and the second base;

[0020] A first rotating rod, a front end of which is rotatably connected to the inner wall of the first base, and a rear end of which is rotatably connected to the front end of the inner wall of the supporting base;

[0021] The second rotating rod has a front end rotatably connected to the rear end of the inner wall of the supporting base, and a rear end rotatably connected to the front end of the inner wall of the second base, and through the cooperation of the first rotating rod and the second rotating rod, the first base, the second base and the supporting base can be driven to perform telescopic operations;

[0022] The support assembly comprises:

[0023] A first frame, the front ends of which are rotatably connected to the inner wall of the first base;

[0024] The second frame has two sides of its rear end rotatably connected to the inner wall of the support base, and the first frame is rotatably connected to the second frame. Through the cooperation of the telescopic components, the two groups of support components can be flipped and folded.

[0025] As a preferred solution of the mobile formwork-type safe operation platform for aerial work described in the present invention, the bridge seat mechanism includes:

[0026] A bridge seat assembly, the bottom of which is mounted on the top of the support assembly, and the bridge seat assembly is arranged in two groups;

[0027] A fixed assembly, which is detachably mounted on the bottom of the bridge assembly and through which the bridge assembly can be fixed on the top of the support assembly;

[0028] The bridge frame assembly can be detachably installed between two groups of bridge seat assemblies, and the bridge frame assembly is connected to the bridge mechanism. The two groups of bridge frame assemblies are placed at intervals to connect and support the bridge mechanism.

[0029] As a preferred solution of the mobile formwork-type safe operation platform for aerial work described in the present invention, the bridge seat assembly includes:

[0030] A bridge base, which is placed on top of the first frame;

[0031] A fixing groove is arranged on both sides of the lower end of the outer wall of the bridge seat base, and a groove is arranged on the upper end of the inner wall of the fixing groove;

[0032] A bridge seat is arranged on the top of the bridge seat base and the working height can be increased by the bridge seat;

[0033] A first partition plate is arranged between the inner walls of the bridge seat, and the first partition plates are arranged in a plurality of groups, and the bridge frame assembly can be installed and placed through the first partition plates;

[0034] The mounting grooves are arranged at both ends and the middle of the surface of the first partition plate;

[0035] The fixed assembly comprises:

[0036] A fixed plug plate, which is slidably connected inside the fixed groove;

[0037] The first slide grooves are arranged at both ends of the inner side of the surface of the fixed plug plate;

[0038] The second slide grooves are arranged at two ends of the outer side of the surface of the fixed plug plate, and the second slide grooves are connected with the first slide grooves;

[0039] A fixed block is slidably connected to the inside of the first slide groove, and the top of the fixed block is inserted into the groove at the upper end of the inner wall of the fixed groove, and the bridge seat base is fixed by the cooperation of the fixed plug plate and the fixed block;

[0040] A return spring, the top of which is arranged at both ends of the bottom of the fixed block, the bottom of which is connected to the inner lower end of the first slide slot, and the return spring can always keep the fixed block in a lifted state;

[0041] A pressing block is slidably connected to the inside of the second slide groove, and the inner port is inserted into the inside of the fixed block. By pressing the pressing block, the fixed block can be telescopically controlled;

[0042] The bridge assembly comprises:

[0043] a bridge frame disposed between surfaces of the two sets of first baffles;

[0044] Mounting blocks are arranged at both ends of the bottom of the bridge, and the mounting blocks are inserted into the interior of the mounting grooves. Through the cooperation between the mounting blocks and the mounting grooves, the bridge can be fixedly placed on the surfaces of the two sets of first partitions;

[0045] The second partition is arranged inside the bridge frame, and the second partition is arranged into a plurality of groups, and the installation spacing of the bridge mechanism can be controlled through the second partition.

[0046] As a preferred solution of the mobile formwork-type safe operation platform for aerial work described in the present invention, the bridge mechanism includes:

[0047] The connecting components are detachably mounted at the top two ends of the bridge frame, and the connecting components are arranged in four groups, with every two groups of connecting components being placed opposite to each other at intervals;

[0048] A bridge component is connected between the two groups of connection components, so that the bridge component is set into two groups, and the two groups of connection components can be connected by the bridge component;

[0049] The limiting component is installed between two groups of bridge components, and the connection between the connecting component and the bridge component can be supported and fixed by the limiting component, and the connection of the bridge component can be pulled and fixed.

[0050] As a preferred solution of the mobile formwork-type safety operation platform for aerial work described in the present invention, the connection assembly includes:

[0051] The connecting beams are detachably mounted at the top two ends of the bridge frame, and the connecting beams are arranged in four groups, with each two groups of connecting beams being placed opposite to each other at intervals;

[0052] A first connecting groove, which is arranged at an inner side end of the connecting beam;

[0053] A driving groove is arranged at the middle position of the bottom of the connecting beam;

[0054] A third chute is provided at both ends of the bottom of the connecting beam;

[0055] a bidirectional screw which is rotationally connected to the interior of the drive slot;

[0056] A helical gear mounted on the inner port of the bidirectional screw;

[0057] The steering gear is rotatably connected to the inner side of the connecting beam, and the steering gear is meshed with the helical gear. Meanwhile, the pentagonal rotating rod at the rear end of the steering gear penetrates the connecting beam;

[0058] The connecting block has a top middle sliding connection inside the driving groove, and the top thread of the connecting block is connected to the two ends of the outer wall of the bidirectional screw. At the same time, the top two ends of the connecting block are slidingly connected to the inside of the third sliding groove, and the connecting blocks are set into two groups, and the two groups of connecting blocks squeeze the inner wall of the connecting beam.

[0059] As a preferred solution of the mobile formwork-type safe operation platform for aerial work described in the present invention, the bridge assembly includes:

[0060] A first bridge rod, with first connecting blocks at both ends of its outer wall, and the first bridge rod is arranged in two groups, so that one end of the first connecting block at the left end can be detachably mounted to the first connecting groove;

[0061] A first limiting groove is provided at two ends of the bottom of the first bridge rod;

[0062] The second bridge rod has second connecting grooves at both ends of its outer wall, and the second bridge rod is arranged in two groups, so that the second connecting groove at one end on the left side is connected to the first connecting block at the right end;

[0063] Second limiting grooves are arranged at two ends of the bottom of the second bridge rod;

[0064] The third bridge rod has second connecting blocks at both ends of its outer wall, and the third bridge rod is arranged in two groups, so that the second connecting block at the left end is connected to the second connecting groove at the right end, and the two groups of bridge seat mechanisms are connected through the connecting beam, the first bridge rod, the second bridge rod and the third bridge rod, so as to support and place the bridge mechanism;

[0065] A third limiting groove is provided at two ends of the bottom of the third bridge rod;

[0066] The limiting component comprises:

[0067] The first limiting frame is provided in two groups, so that the top and the bottom of the first limiting frame are provided with limiting blocks, and the limiting blocks of the first limiting frame are inserted into the interior of the first limiting groove;

[0068] A stretching connecting rod is rotatably connected between the two sets of first limiting frames, and the stretching connecting rod is arranged in an X shape, and the spacing between the two sets of first limiting frames can be controlled by the stretching connecting rod;

[0069] The second limiting frame is provided in two groups, so that the top and the bottom of the second limiting frame are provided with limiting blocks, and the limiting blocks of the second limiting frame are inserted into the inside of the second limiting groove, and at the same time, the two groups of second limiting frames are rotatably connected to the second group of stretching connecting rods;

[0070] The third limiting frame is provided in two groups, so that the top and the bottom of the third limiting frame are provided with limiting blocks, and the limiting blocks of the third limiting frame are inserted into the inside of the third limiting groove, and at the same time, the two groups of the third limiting frames are rotatably connected to the third group of stretching connecting rods;

[0071] The pulling grooves are arranged in several groups, one group is arranged at one end of the outer wall of the first limiting frame at the right end, one group is arranged at both ends of the outer walls of the two groups of second limiting frames, and the other group is arranged at both ends of the outer wall of the third limiting frame;

[0072] The pulling connecting rod is arranged into several groups, two groups are slidably connected between the pulling grooves of the first limiting frame and the second limiting frame, and two groups are slidably connected between the pulling grooves of the second limiting frame and the third limiting frame. The first limiting frame, the second limiting frame and the third limiting frame can be pulled and limited by the pulling connecting rod, so as to pull, limit and fix the connecting assembly.

[0073] As a preferred solution of the mobile formwork-type safe operation platform for aerial work described in the present invention, the platform mechanism includes:

[0074] A bracket assembly is provided in two sets so that the bracket assembly can be detachably mounted on the top of the connecting beam and the first bridge pole;

[0075] The heightening component is detachably mounted between the two bracket components and is used to control the spacing between the bracket components and to limit and fix the two bracket components;

[0076] The truss assembly is provided in two groups, so that the truss assembly can be detachably installed on the top of the two groups of heightening assemblies, and the heightening assemblies can be limited by the truss assembly;

[0077] The operating platform is detachably installed between the two sets of truss components, and workers can stand and operate through the operating platform.

[0078] As a preferred solution of the mobile formwork-type safety operation platform for aerial work described in the present invention, the support assembly includes:

[0079] The bracket has clamping seats at both ends of the bottom, and one end of the clamping seat is clamped on the top of the connecting beam, and the other end of the clamping seat is clamped on the top of the first bridge pole. At the same time, the bracket is set in two groups, and the two groups of brackets are placed in an X shape;

[0080] Slots are arranged at both ends of the surface of the bracket, and the slots are arranged in four groups;

[0081] A fixed cross bar is placed at both ends of the two sets of brackets, and the fixed cross bars are arranged in two sets;

[0082] Circular grooves are provided at both ends of the surface of the fixed crossbar;

[0083] Heightening grooves are arranged at both ends of the surface of the fixed crossbar and at the outer ends of the heightening grooves, so that the heightening grooves are arranged in two groups;

[0084] A fixing buckle is provided with a cylinder at the bottom, and the cylinder is inserted into the inside of the circular groove. At the same time, the two ends of the bottom of the fixing buckle are detachably installed inside the slot, and the fixing cross bar can be installed and limited by the fixing buckle;

[0085] The height-increasing component comprises:

[0086] A first height-increasing rod, the top and bottom of which are inserted into the interiors of the upper and lower height-increasing grooves;

[0087] First stoppers are arranged at the upper and lower ends of the outer wall of the first height-increasing rod, and one group of first stoppers is in contact with the bottom of the fixed crossbar, and another group of first stoppers is in contact with the top of the fixed crossbar;

[0088] A second height-increasing rod, the lower end of which is provided with a second stopper, and the second height-increasing rod is inserted into the interior of the first height-increasing rod, and at the same time, the bottom of the second stopper contacts the top of the first height-increasing rod;

[0089] A third stopper is disposed at the upper end of the outer wall of the second height-enhancing rod, and the top of the third stopper contacts the bottom of the truss assembly;

[0090] The truss assembly comprises:

[0091] The trusses are arranged in two groups, and placement grooves are arranged at both ends of the surface of the trusses, the placement grooves are penetrated by the top of the second heightening rod, and the bottom of the placement grooves are blocked by the third stopper. At the same time, a detachable operating platform is installed between the two groups of trusses.

[0092] Compared with existing technologies:

[0093] Through the cooperation of the supporting mechanism, the bridge seat mechanism, the bridge mechanism and the platform mechanism, the supporting mechanism, the bridge seat mechanism, the bridge mechanism and the platform mechanism can all be used to disassemble and assemble small components, and through flexible limiting and fixed components, the engineering bridge-type operating platform can be conveniently installed, thereby increasing the disassembly and assembly speed and eliminating the tedious steps of disassembly and assembly of the engineering bridge-type operating platform. At the same time, through the flexible assembly of small components, there is no need for site restrictions, and it can be taken and installed at any time, thereby increasing the portability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0094] Figure 1 A schematic diagram of the overall main structure provided by the present invention;

[0095] Figure 2 A right side structural schematic diagram of the support mechanism and the bridge seat mechanism provided by the present invention;

[0096] Figure 3 A schematic diagram of the split structure of the support mechanism provided by the present invention from the right side;

[0097] Figure 4 A schematic diagram of the structure of the telescopic assembly provided by the present invention;

[0098] Figure 5 A schematic diagram of the main split structure of the bridge seat mechanism provided by the present invention;

[0099] Figure 6 A schematic diagram of the fixed assembly and disassembly structure provided by the present invention;

[0100] Figure 7 A right side structural schematic diagram of the bridge assembly provided by the present invention;

[0101] Figure 8 A schematic diagram of the main split structure of the bridge mechanism provided by the present invention;

[0102] Fig. 9 A schematic diagram of the disassembled structure of the connection assembly and the bridge assembly provided by the present invention;

[0103] Fig.10 A bottom-up structural schematic diagram of a connection assembly and a bridge assembly provided by the present invention;

[0104] Fig.11 A schematic diagram of the split structure of the connection assembly provided by the present invention;

[0105] Fig.12 A schematic diagram of the disassembly structure of the limit assembly provided by the present invention;

[0106] Fig.13 A schematic diagram of the split structure of the platform mechanism provided by the present invention;

[0107] Fig.14A schematic diagram of the main structure of the bracket assembly provided by the present invention;

[0108] Fig.15 This is a schematic diagram of the disassembled structure of the height-increasing assembly, truss assembly and operating platform provided by the present invention.

[0109] In the figure:

[0110] Support mechanism 1, telescopic component 11, first base 111, second base 112, support base 113, first rotating rod 114, second rotating rod 115, support component 12, first frame 121, second frame 122, bridge seat mechanism 2, bridge seat component 21, bridge seat base 211, fixing slot 212, bridge seat 213, first partition 214, mounting slot 215, fixed assembly 22, fixed plug plate 221, first slide slot 222, second slide slot 223, fixed block 224, return spring 225, pressing block 226, bridge frame component 23, bridge frame 231, mounting block 232, second partition 233, bridge mechanism 3, connecting component 31, connecting beam 311, first connecting slot 312, driving slot 313, third slide slot 314, bidirectional screw 315, bevel gear 316, steering gear 317, connecting block 318, bridge component 32, First bridge rod 321, first connecting block 322, first limiting groove 323, second bridge rod 324, second connecting groove 325, second limiting groove 326, third bridge rod 327, second connecting block 328, third limiting groove 329, limiting assembly 33, first limiting frame 331, limiting block 332, stretching connecting rod 333, second limiting frame 334, third limiting frame 335, pulling groove 336, pulling connecting rod 337 , platform mechanism 4, bracket assembly 41, bracket 411, clamping seat 412, slot 413, fixed cross bar 414, circular groove 415, heightening groove 416, fixed buckle 417, cylinder 418, heightening assembly 42, first heightening rod 421, first stopper 422, second heightening rod 423, second stopper 424, third stopper 425, truss assembly 43, truss 431, placement slot 432, operating platform 44. DETAILED DESCRIPTION

[0111] In order to make the objectives, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

[0112] The present invention provides a mobile formwork-type safe operation platform for aerial work. Figure 1-Figure 15 , including a supporting mechanism 1, a bridge seat mechanism 2, a bridge mechanism 3 and a platform mechanism 4;

[0113] A support mechanism 1 is placed on the ground, and the support mechanism 1 is arranged in two groups. The two groups of support mechanisms 1 are placed opposite to each other at an interval, and are supported and placed by an engineering bridge-type operating platform of the support mechanism 1. The support mechanism 1 includes: a telescopic component 11, a first base 111, a second base 112, a support base 113, a first rotating rod 114, a second rotating rod 115, a support component 12, a first frame 121 and a second frame 122. The telescopic component 11 is placed on the ground, and the telescopic component 11 is arranged in two groups. The two groups of telescopic components 11 are mirror-connected. The first base 111 is placed at the front end of the ground. The second base 112 is placed on the ground, and the second base 111 is arranged at the rear end of the first base 111. The support base 113 is placed on the ground, and the support base 113 is arranged between the first base 111 and the second base 112. The first rotating rod 114 has a front end rotatably connected to the inner wall of the first base 111, and a rear end rotatably connected to the support base 113. The front end of the inner wall of the second rotating rod 115, the front end of which is rotatably connected to the rear end of the inner wall of the supporting base 113, and the rear end is rotatably connected to the front end of the inner wall of the second base 112, and through the cooperation of the first rotating rod 114 and the second rotating rod 115, the first base 111, the second base 112 and the supporting base 113 can be driven to perform telescopic operations, the supporting assembly 12, which is rotatably connected to the inside of the telescopic assembly 11, and makes the bottom of the supporting assembly 12 contact with the middle top of the telescopic assembly 11, and at the same time, the supporting assembly 12 is set to two groups, the two groups of supporting assemblies 12 are placed in a mirror image, and the bridge seat mechanism 2 can be installed and placed through the supporting assembly 12, the first frame 121, the front end of which is rotatably connected to the inner wall of the first base 111 on both sides, the second frame 122, the rear end of which is rotatably connected to the inner wall of the supporting base 113 on both sides, and makes the first frame 121 and the second frame 122 rotatably connected, and through the cooperation of the telescopic assembly 11, the two groups of supporting assemblies 12 can be flipped and folded.

[0114] The bridge seat mechanism 2 can be detachably mounted on the top of the support mechanism 1, and the bridge seat mechanism 2 is set to four groups, two groups of bridge seat mechanisms 2 are mounted on the top of one group of support mechanisms 1, and at the same time, every two groups of bridge seat mechanisms 2 are placed opposite to each other at intervals, and the bridge seat mechanism 2 includes: a bridge seat assembly 21, a bridge seat base 211, a fixed groove 212, a bridge seat 213, a first partition plate 214, a mounting groove 215, a fixed assembly 22, a fixed plug plate 221, a first slide groove 222, a second slide groove 223, a fixed block 224, a return spring 225, a pressing block 226, a bridge frame assembly 23, a bridge frame 231, a mounting block 232 and a second partition plate 233, a bridge seat assembly 21, whose bottom is mounted on the top of the support assembly 12, and the bridge seat assembly 21 is set to two groups, a bridge seat base 211, which is placed on the top of the first frame 121, the fixing groove 212, which is arranged on both sides of the lower end of the outer wall of the bridge seat base 211, and the upper end of the inner wall of the fixing groove 212 is provided with a groove, the bridge seat 213, which is arranged on the top of the bridge seat base 211, and the working height can be increased through the bridge seat 213, the first partition 214, which is arranged between the inner walls of the bridge seat 213, and the first partition 214 is arranged into a plurality of groups, and the bridge frame assembly 23 can be installed and placed through the first partition 214, the installation groove 215, which is arranged at both ends and the middle position of the surface of the first partition 214, the fixed assembly 22, which can be detachably installed at the bottom of the bridge seat assembly 21, and the bridge seat assembly 21 can be fixed on the support assembly 1 through the fixed assembly 22 2, a fixed plug plate 221, which is slidably connected to the inside of the fixed groove 212, a first slide groove 222, which is set at the inner ends of the surface of the fixed plug plate 221, a second slide groove 223, which is set at the outer ends of the surface of the fixed plug plate 221, and the second slide groove 223 is connected to the first slide groove 222, a fixed block 224, which is slidably connected to the inside of the first slide groove 222, and the top of the fixed block 224 is inserted into the groove at the upper end of the inner wall of the fixed groove 212, and the bridge seat base 211 is fixed by the cooperation of the fixed plug plate 221 and the fixed block 224, and the reset spring 225, the top of which is set at the bottom ends of the fixed block 224, and the bottom is connected to the lower end of the inside of the first slide groove 222, and the reset spring 225 can always The fixed block 224 is in a raised state, the pressing block 226 is slidably connected to the inside of the second slide groove 223, the inner port is inserted into the inside of the fixed block 224, and by pressing the pressing block 226, the fixed block 224 can be telescopically controlled, the bridge assembly 23, which can be detachably installed between the two groups of bridge seat assemblies 21, and the bridge assembly 23 is connected to the bridge mechanism 3, and the two groups of bridge assemblies 23 are placed at intervals to connect and support the bridge mechanism 3, the bridge 231 is placed between the surfaces of the two groups of first partitions 214, the mounting blocks 232 are arranged at the bottom ends of the bridge 231, and the mounting blocks 232 are inserted into the inside of the mounting groove 215, and through the cooperation between the mounting blocks 232 and the mounting groove 215,The bridge frame 231 can be fixedly placed on the surface of the two groups of first partitions 214, and the second partition 233 is arranged inside the bridge frame 231, and the second partition 233 is arranged in a plurality of groups, and the spacing of the installation of the bridge mechanism 3 can be controlled by the second partition 233.

[0115] The bridge mechanism 3 is installed between the two groups of bridge seat mechanisms 2, and the bridge mechanism 3 connects the two groups of bridge seat mechanisms 2. The bridge mechanism 3 includes: a connecting component 31, a connecting beam 311, a first connecting groove 312, a driving groove 313, a third sliding groove 314, a bidirectional screw 315, a bevel gear 316, a steering gear 317, a connecting block 318, a bridge component 32, a first bridge rod 321, a first connecting block 322, a first limiting groove 323, a second bridge rod 324, a second connecting groove 325, a second limiting groove 326, a third bridge rod 327, a second connecting block 328, a third limiting groove 329, a limiting component 33, a first limiting frame 331, a limiting block 332, a stretching connecting rod 333, a second limiting frame 334, and a third limiting A positioning frame 335, a pulling groove 336 and a pulling connecting rod 337, a connecting component 31, which can be detachably mounted on the top two ends of the bridge frame 231, and the connecting component 31 is arranged into four groups, and every two groups of connecting components 31 are placed opposite to each other at intervals, a connecting beam 311, which can be detachably mounted on the top two ends of the bridge frame 231, and the connecting beam 311 is arranged into four groups, and every two groups of connecting beams 311 are placed opposite to each other at intervals, a first connecting groove 312, which is arranged at the inner side port of the connecting beam 311, a driving groove 313, which is arranged at the bottom middle position of the connecting beam 311, a third sliding groove 314, which is arranged at the bottom two ends of the connecting beam 311, a bidirectional screw 315, which is rotatably connected to the inside of the driving groove 313, and a bevel gear 316, which is installed at the bidirectional screw 315. The inner port, the steering gear 317, is rotatably connected to the inner side of the connecting beam 311, and the steering gear 317 is meshed with the bevel gear 316. At the same time, the pentagonal rotating rod at the rear end of the steering gear 317 passes through the connecting beam 311. The connecting block 318, the top middle of which is slidably connected to the inside of the driving groove 313, and the top thread of the connecting block 318 is connected to the two ends of the outer wall of the bidirectional screw 315. At the same time, the top ends of the connecting block 318 are slidably connected to the inside of the third sliding groove 314, and the connecting block 318 is set to two groups. The two groups of connecting blocks 318 squeeze the inner wall of the connecting beam 311. The bridge component 32 is connected between the two groups of connecting components 31, and the bridge component 32 is set to two groups, and the bridge component 32 can be used. The two groups of connecting components 31 are connected, the first bridge rod 321 has first connecting blocks 322 at both ends of its outer wall, and the first bridge rod 321 is set into two groups, so that one end of the first connecting block 322 at the left end can be detachably installed with the first connecting groove 312, the first limiting groove 323 is set at both ends of the bottom of the first bridge rod 321, the second bridge rod 324 has second connecting grooves 325 at both ends of its outer wall, and the second bridge rod 324 is set into two groups, so that the second connecting groove 325 at one end of the left side is connected to the first connecting block 322 at the right end, the second limiting groove 326 is set at both ends of the bottom of the second bridge rod 324, the third bridge rod 327 has second connecting blocks 328 at both ends of its outer wall, and the third bridge rod 327 is set into two groups,The second connecting block 328 at the left end is connected to the second connecting groove 325 at the right end, and the two groups of bridge seat mechanisms 2 are connected through the connecting beam 311, the first bridge rod 321, the second bridge rod 324 and the third bridge rod 327, so as to support and place the bridge mechanism 3. The third limiting groove 329 is arranged at both ends of the bottom of the third bridge rod 327. The limiting component 33 is installed between the two groups of bridge components 32, and the connection between the connecting component 31 and the bridge component 32 can be supported and fixed by the limiting component 33, and the connection of the bridge component 32 can be pulled and fixed. The first limiting frame 331 is provided in two groups, so that the top and the bottom of the first limiting frame 331 are provided with limiting blocks 322, and the limiting blocks 322 of the first limiting frame 331 are inserted into the first limiting groove 323, the stretching connecting rod 333 is rotatably connected between the two groups of first limiting frames 331, and the stretching connecting rod 333 is provided in an X shape, and the spacing between the two groups of first limiting frames 331 can be controlled by the stretching connecting rod 333, and the second limiting frame 334 is provided in two groups, so that the top and the bottom of the second limiting frame 334 are provided with limiting blocks 322, and the second limiting The limiting block 322 of the positioning frame 334 is inserted into the interior of the second limiting groove 326. At the same time, the second group of stretching connecting rods 333 are rotatably connected between the two groups of second limiting frames 334. The third limiting frame 335 is set in two groups, so that the top and bottom of the third limiting frame 335 are both provided with limiting blocks 322, and the limiting block 322 of the third limiting frame 335 is inserted into the interior of the third limiting groove 329. At the same time, the third group of stretching connecting rods 333 and the pulling groove 336 are set in several groups, one of which is set on the outer wall of the first limiting frame 331 at the right end. The first and second limiting frames 331, 334 and 335 are connected to each other by pulling the connecting rods 337. The first and second limiting frames 331, 334 and 335 are connected to each other by pulling the connecting rods 337. The first and second limiting frames 331, 334 and 335 are connected to each other by pulling the connecting rods 337. The second and third limiting frames 334, 335 and 335 are connected to each other by pulling the connecting rods 337. The first and second limiting frames 331, 334 and 335 are connected to each other by pulling the connecting rods 337. The connecting assembly 31 is pulled, limited and fixed.

[0116] The platform mechanism 4 is installed on the top of the bridge mechanism 3 and is used for workers to stand and operate. The platform mechanism 4 includes: a bracket assembly 41, a bracket 411, a clamping seat 412, a slot 413, a fixed cross bar 414, a circular groove 415, an increase groove 416, a fixed buckle 417, a cylinder 418, an increase assembly 42, a first increase rod 421, a first stopper 422, a second increase rod 423, a second stopper 424, a third stopper 425, a truss assembly 43, a truss 431, a placement slot 432 and an operating platform 44. The bracket assembly 41 is set into two groups, and the bracket assembly 41 can be detachably installed on the top of the connecting beam 311 and the first bridge rod 321. The bracket 411 has clamping seats 412 at both ends of its bottom. , and one end clamping seat 412 is clamped on the top of the connecting beam 311, and the other end clamping seat 412 is clamped on the top of the first bridge rod 321. At the same time, the bracket 411 is set to two groups, and the two groups of brackets 411 are placed in an X shape. The slots 413 are set at both ends of the surface of the bracket 411, and the slots 413 are set to four groups. The fixed cross bar 414 is placed at both ends of the two groups of brackets 411, and the fixed cross bar 414 is set to two groups. The circular groove 415 is set at both ends of the surface of the fixed cross bar 414. The heightening groove 416 is set at both ends of the surface of the fixed cross bar 414 and is set at the outer end of the heightening groove 416, so that the heightening groove 416 is set to two groups. The fixing buckle 417 has a cylinder 418 at the bottom, and the cylinder 418 is inserted into the interior of the circular groove 415, and at the same time, the bottom ends of the fixing buckle 417 are detachably installed in the interior of the slot 413, and the fixing buckle 417 can be used to limit the installation of the fixed cross bar 414. The height-increasing component 42 is detachably installed between the four sides of the two groups of bracket components 41, and the height-increasing component 42 is used to control the spacing of the bracket components 41 and limit the two groups of bracket components 41. The first height-increasing rod 421, the top and bottom of which are inserted into the interior of the upper and lower groups of height-increasing grooves 416, the first stopper 422, which is arranged at the upper and lower ends of the outer wall of the first height-increasing rod 421, and one group of first stoppers 422 is in contact with the bottom of the fixed cross bar 414, and the other group of first stoppers 422 is in contact with the top of the fixed cross bar 414 The second heightening rod 423 has a second stopper 424 at the lower end of its outer wall, and the second heightening rod 423 is inserted into the first heightening rod 421. At the same time, the bottom of the second stopper 424 contacts the top of the first heightening rod 421. The third stopper 425 is arranged at the upper end of the outer wall of the second heightening rod 423, and the top of the third stopper 425 contacts the bottom of the truss assembly 43. The truss assembly 43 is arranged in two groups, so that the truss assembly 43 can be detachably installed on the top of the two groups of heightening assemblies 42, and the heightening assembly 42 can be limited by the truss assembly 43. The truss 431 is arranged in two groups, and the two ends of the surface of the truss 431 are provided with placement grooves 432, so that the placement grooves 432 are penetrated by the top of the second heightening rod 423.The bottom of the placement groove 432 is blocked by the third stopper 425. At the same time, an operating platform 44 can be detachably installed between the two sets of trusses 431. The operating platform 44 can be detachably installed between the two sets of truss components 43, and workers can stand and operate through the operating platform 44.

[0117] During specific use, technicians in this field pull the two groups of first bases 111 apart to both ends, so that the second base 112 and the supporting base 113 are extended through the limit of the first rotating rod 114 and the second rotating rod 115, and then flip the two groups of first frames 121 and the second frames 122 to make the first frames 121 and the second frames 122 be placed horizontally, and then place the bridge seat base 211 on the top of the first frame 121, insert the fixing plug plate 221 into the fixing groove 212, and then insert the fixing block 224 into the groove at the upper end of the inner wall of the fixing groove 212 through the resetting spring 225, so that the bridge seat base 211 and the bridge seat 213 are fixed and placed, and the two groups of bridge seat bases 211 and the bridge seat 213 are placed on the two The top of the first frame 121 is assembled, and the bridge frame 231 is installed and placed by inserting the mounting block 232 at the bottom of the bridge frame 231 into the mounting groove 215 on the surface of the first partition 214, and the bridge frame 231 is fixed, and the connecting beam 311, the first bridge rod 321, the second bridge rod 324 and the third bridge rod 327 are connected to each other through the first connecting groove 312, the first connecting block 322, the second connecting groove 325 and the second connecting block 328, and the connected beams are placed on the surface of the bridge frame 231, and the five-angle crank is inserted and turned to rotate the crank to rotate the bevel gear 316, the steering gear 317 and the bidirectional screw 315, thereby driving the two groups of connecting blocks 318 to move in different directions, and the two groups of the inner wall of the bridge frame 231 are The first and second limit frames 331, 334 and 335 are stretched and unfolded by the stretching link 333, and the first and second limit frames 331, 334 and 335 are installed between the two groups of connection components 31 and the bridge components 32. The pulling link 337 is slid into the pulling groove 336 between the connecting beam 311, the first bridge rod 321 and the second bridge rod 324, and the angle of the link 337 is adjusted by stretching and pulling, so that the connecting beam 311, the first bridge rod 321 and the second bridge rod 324 are pulled. Under the action of the pulling force, the bridge frame 231 and the bridge mechanism 3 are limited and fixed to prevent To prevent the bridge mechanism 3 from falling apart, the bracket 411 is placed between the connecting beam 311 and another group of first bridge rods 321 through the clamping seat 412, and the two groups of brackets 411 are placed in an X shape, and the fixed cross bar 414 is placed on the top of the two groups of brackets 411, so that the middle of the bottom of the fixing buckle 417 is inserted into the inside of the circular groove 415, and the two ends of the bottom of the fixing buckle 417 are inserted into the inside of the slot 413, so that the two groups of brackets 411 are limited and fixed, and the first height-increasing rod 421 is inserted into the height-increasing groove 416 of the upper and lower groups of fixing buckles 417, and the second height-increasing rod 423 is inserted into the inside of the first height-increasing rod 421 to adjust the height, and then the placement groove 432 of the truss 431 is inserted into the outer wall of the second height-increasing rod 423,Finally, the operating platform 44 is installed and placed by placing it between the two sets of trusses 431, so that the aluminum plate curtain wall inside the commercial podium skylight can be installed.

[0118] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced by equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A mobile formwork-type safety operating platform for aerial work, characterized by: include: A support mechanism (1) is placed on the ground, and the support mechanism (1) is arranged in two groups, the two groups of support mechanisms (1) are placed opposite to each other at an interval, and are supported and placed by an engineering bridge-type operating platform of the support mechanism (1); A bridge seat mechanism (2) is detachably mounted on the top of the support mechanism (1), and the bridge seat mechanism (2) is arranged in four groups, two groups of bridge seat mechanisms (2) are mounted on the top of one group of support mechanism (1), and at the same time, every two groups of bridge seat mechanisms (2) are placed opposite to each other at intervals; A bridge mechanism (3) is installed between the two sets of bridge seat mechanisms (2), and the bridge mechanism (3) connects the two sets of bridge seat mechanisms (2); A platform mechanism (4) is installed on the top of the bridge mechanism (3) and is used for workers to stand and operate through the platform mechanism (4).

2. A mobile formwork-type safety operation platform for aerial work according to claim 1, characterized in that: The supporting mechanism (1) comprises: The telescopic components (11) are placed on the ground, and the telescopic components (11) are arranged in two groups, and the two groups of telescopic components (11) are connected in a mirror-like manner; The support assembly (12) is rotatably connected to the inside of the telescopic assembly (11), and the bottom of the support assembly (12) contacts the middle top of the telescopic assembly (11). At the same time, the support assembly (12) is arranged in two groups, and the two groups of support assemblies (12) are placed in a mirror image.

3. A mobile formwork-type safety operation platform for aerial work according to claim 2, characterized in that: The telescopic assembly (11) comprises: A first base (111) is placed at the front end of the ground; A second base (112) is placed on the ground, and the second base (111) is arranged at the rear end of the first base (111); A support base (113) is placed on the ground, and the support base (113) is arranged between the first base (111) and the second base (112); A first rotating rod (114), a front end of which is rotatably connected to the inner wall of the first base (111), and a rear end of which is rotatably connected to the front end of the inner wall of the supporting base (113); A second rotating rod (115), the front end of which is rotatably connected to the rear end of the inner wall of the supporting base (113), and the rear end of which is rotatably connected to the front end of the inner wall of the second base (112); The support assembly (12) comprises: A first frame (121), the front ends of which are rotatably connected to the inner wall of the first base (111); The second frame (122) has two sides of its rear end rotatably connected to the inner wall of the support base (113), and the first frame (121) and the second frame (122) are rotatably connected.

4. A mobile formwork-type safety operation platform for aerial work according to claim 3, characterized in that: The bridge seat mechanism (2) comprises: A bridge seat assembly (21), the bottom of which is mounted on the top of the support assembly (12), and the bridge seat assembly (21) is arranged in two groups; A fixed assembly (22) which is detachably mounted on the bottom of the bridge seat assembly (21); The bridge frame assembly (23) is detachably installed between the two groups of bridge seat assemblies (21), and connects the bridge frame assembly (23) with the bridge mechanism (3).

5. The mobile formwork-type safety operation platform for aerial work according to claim 4 is characterized in that: The bridge seat assembly (21) comprises: A bridge base (211) placed on top of the first frame (121); A fixing groove (212) is arranged on both sides of the lower end of the outer wall of the bridge seat base (211), and a groove is provided on the upper end of the inner wall of the fixing groove (212); A bridge seat (213) is arranged on the top of the bridge seat base (211); A first partition plate (214) is arranged between the inner walls of the bridge seat (213), and the first partition plates (214) are arranged in a plurality of groups; Mounting grooves (215) are arranged at both ends and in the middle of the surface of the first partition plate (214); The fixed assembly (22) comprises: A fixed plug plate (221) slidably connected inside the fixed groove (212); First sliding grooves (222) are arranged at two ends of the inner side of the surface of the fixed plug plate (221); A second slide groove (223) is arranged at two ends of the outer side of the surface of the fixed plug plate (221), and the second slide groove (223) is connected with the first slide groove (222); A fixing block (224) is slidably connected to the inside of the first slide groove (222), and the top of the fixing block (224) is inserted into the groove at the upper end of the inner wall of the fixing groove (212); A return spring (225), the top of which is arranged at both ends of the bottom of the fixed block (224), and the bottom of which is connected to the inner lower end of the first slide groove (222); A pressing block (226) is slidably connected to the inside of the second sliding groove (223), and the inner port is inserted into the inside of the fixing block (224); The bridge assembly (23) comprises: A bridge (231) is placed between the surfaces of the two sets of first baffles (214); Mounting blocks (232) are arranged at both ends of the bottom of the bridge frame (231), and the mounting blocks (232) are inserted into the interior of the mounting groove (215); The second partition plates (233) are arranged inside the bridge frame (231), and the second partition plates (233) are arranged into a plurality of groups.

6. A mobile formwork-type safety operation platform for aerial work according to claim 5, characterized in that: The bridge mechanism (3) comprises: The connecting components (31) are detachably mounted on the top two ends of the bridge frame (231), and the connecting components (31) are arranged in four groups, with each two groups of connecting components (31) being placed opposite to each other at intervals; A bridge assembly (32) connected between two sets of connection assemblies (31), so that the bridge assembly (32) is arranged in two sets; The limiting assembly (33) is installed between the two groups of bridge assemblies (32).

7. A mobile formwork-type safety operation platform for aerial work according to claim 6, characterized in that: The connection assembly (31) comprises: The connecting beams (311) are detachably mounted on the top two ends of the bridge frame (231), and the connecting beams (311) are arranged in four groups, with each two groups of connecting beams (311) being placed opposite to each other at intervals; A first connecting groove (312) is provided at an inner side end of the connecting beam (311); A driving groove (313) is arranged at the middle position of the bottom of the connecting beam (311); A third slide groove (314) is provided at two ends of the bottom of the connecting beam (311); A bidirectional screw (315) rotatably connected to the interior of the driving groove (313); A helical gear (316) mounted on the inner side port of the bidirectional screw (315); A steering gear (317) is rotatably connected to the inner side of the connecting beam (311), and the steering gear (317) is meshed and connected with the bevel gear (316). Meanwhile, a pentagonal rotating rod at the rear end of the steering gear (317) penetrates the connecting beam (311); The middle of the top of the connecting block (318) is slidably connected to the inside of the driving groove (313), and the top of the connecting block (318) is threadedly connected to the two ends of the outer wall of the bidirectional screw (315). At the same time, the two ends of the top of the connecting block (318) are slidably connected to the inside of the third sliding groove (314), and the connecting blocks (318) are arranged in two groups, and the two groups of connecting blocks (318) squeeze the inner wall of the connecting beam (311).

8. The mobile formwork-type safety operation platform for aerial work according to claim 7 is characterized in that: The bridge assembly (32) comprises: A first bridge rod (321), with first connection blocks (322) provided at both ends of its outer wall, and the first bridge rod (321) is arranged in two groups, so that one end of the left first connection block (322) can be detachably mounted to the first connection groove (312); First limiting grooves (323) are arranged at two ends of the bottom of the first bridge rod (321); The second bridge rod (324) has second connection grooves (325) at both ends of its outer wall, and the second bridge rod (324) is arranged in two groups, so that the second connection groove (325) at one left end is connected to the first connection block (322) at the right end; Second limiting grooves (326) are arranged at two ends of the bottom of the second bridge rod (324); A third bridge rod (327) is provided with second connection blocks (328) at both ends of its outer wall, and the third bridge rod (327) is arranged in two groups, so that the second connection block (328) at the left end is connected to the second connection groove (325) at the right end; Third limiting grooves (329) are arranged at two ends of the bottom of the third bridge rod (327); The limiting component (33) comprises: The first limiting frame (331) is provided in two groups, so that the top and the bottom of the first limiting frame (331) are both provided with limiting blocks (322), and the limiting blocks (322) of the first limiting frame (331) are inserted into the interior of the first limiting groove (323); A stretching connecting rod (333) is rotatably connected between the two sets of first limiting frames (331), and the stretching connecting rod (333) is configured to be X-shaped; The second limiting frame (334) is provided in two groups, so that the top and the bottom of the second limiting frame (334) are both provided with limiting blocks (322), and the limiting blocks (322) of the second limiting frame (334) are inserted into the inside of the second limiting groove (326), and at the same time, the two groups of second limiting frames (334) are rotatably connected to the second group of stretching connecting rods (333); The third limiting frame (335) is provided in two groups, so that the top and the bottom of the third limiting frame (335) are both provided with limiting blocks (322), and the limiting blocks (322) of the third limiting frame (335) are inserted into the inside of the third limiting groove (329), and at the same time, the two groups of the third limiting frames (335) are rotatably connected to the third group of stretching connecting rods (333); The pulling grooves (336) are arranged in a plurality of groups, one group being arranged at one end of the outer wall of the first limiting frame (331) at the right end, one group being arranged at both ends of the outer walls of the two groups of second limiting frames (334), and another group being arranged at both ends of the outer wall of the third limiting frame (335); The pulling connecting rod (337) is arranged in a plurality of groups, two groups are slidably connected between the pulling grooves (336) of the first limiting frame (331) and the second limiting frame (334), and two groups are slidably connected between the pulling grooves (336) of the second limiting frame (334) and the third limiting frame (335).

9. A mobile formwork-type safety operation platform for aerial work according to claim 8, characterized in that: The platform mechanism (4) comprises: A support assembly (41) is provided in two groups, and the support assembly (41) is detachably mounted on the top of the connecting beam (311) and the first bridge pole (321); A height-increasing assembly (42) which is detachably mounted between the two sets of bracket assemblies (41); A truss assembly (43) is provided in two groups, so that the truss assembly (43) can be detachably mounted on the top of the two groups of height-increasing assemblies (42); The operating platform (44) is detachably installed between the two sets of truss components (43).

10. A mobile formwork-type safety operation platform for aerial work according to claim 9, characterized in that: The support assembly (41) comprises: The bracket (411) has clamping seats (412) at both ends of its bottom, and the clamping seat (412) at one end is clamped on the top of the connecting beam (311), and the clamping seat (412) at the other end is clamped on the top of the first bridge rod (321). At the same time, the bracket (411) is arranged in two groups, and the two groups of brackets (411) are placed in an X shape; Slots (413) are arranged at two ends of the surface of the bracket (411), and the slots (413) are arranged in four groups; Fixed cross bars (414) are placed at both ends of the two sets of brackets (411), and the fixed cross bars (414) are arranged in two sets; Circular grooves (415) are arranged at both ends of the surface of the fixed cross bar (414); Heightening grooves (416) are arranged at both ends of the surface of the fixed crossbar (414) and at the outer ends of the heightening grooves (416), so that the heightening grooves (416) are arranged in two groups; The fixing buckle (417) has a cylinder (418) at its bottom, and the cylinder (418) is inserted into the inside of the circular groove (415). At the same time, the two ends of the bottom of the fixing buckle (417) are detachably installed in the inside of the slot (413); The height-increasing component (42) comprises: A first height-increasing rod (421), the top and bottom of which are inserted into the interior of the upper and lower sets of height-increasing grooves (416); First stoppers (422) are arranged at the upper and lower ends of the outer wall of the first height-increasing rod (421), and one group of first stoppers (422) is in contact with the bottom of the fixed crossbar (414), and another group of first stoppers (422) is in contact with the top of the fixed crossbar (414); A second height-increasing rod (423) is provided with a second stopper (424) at the lower end of its outer wall, and the second height-increasing rod (423) is inserted into the interior of the first height-increasing rod (421), and at the same time, the bottom of the second stopper (424) contacts the top of the first height-increasing rod (421); A third stopper (425) is disposed at the upper end of the outer wall of the second height-raising rod (423), and the top of the third stopper (425) is in contact with the bottom of the truss assembly (43); The truss assembly (43) comprises: The trusses (431) are arranged in two groups, and placement grooves (432) are provided at both ends of the surface of the trusses (431), the placement grooves (432) are penetrated by the top of the second height-increasing rod (423), and the bottom of the placement grooves (432) is blocked by the third stopper (425), and at the same time, the operating platform (44) can be detachably installed between the two groups of trusses (431).