CN220013417U - Safe operation platform of cast-in-situ box Liang Xuantiao of continuous rigid frame hanging basket cantilever - Google Patents
Safe operation platform of cast-in-situ box Liang Xuantiao of continuous rigid frame hanging basket cantilever Download PDFInfo
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- CN220013417U CN220013417U CN202320524088.1U CN202320524088U CN220013417U CN 220013417 U CN220013417 U CN 220013417U CN 202320524088 U CN202320524088 U CN 202320524088U CN 220013417 U CN220013417 U CN 220013417U
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- 238000011065 in-situ storage Methods 0.000 title claims description 20
- 238000005034 decoration Methods 0.000 claims abstract description 17
- 238000010276 construction Methods 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000132576 Plectocephalus americanus Species 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model provides a safe operation platform of cast-in-place case Liang Xuantiao of continuous rigid frame hanging basket cantilever, it includes cantilever main spandrel girder, vertical connecting rod, horizontal railing, vertical diagonal draw bar, horizontal distribution beam, horizontal diagonal bracing, operation platform; the working platform is vertically divided into three layers, the top layer platform is a decoration and external sliding beam hanging frame construction platform, and the other two layers are decoration working platforms; the cantilever main bearing beams are respectively arranged below the three layers of platforms and fixedly connected with the flower stand of the outer mold of the hanging basket, the vertical connecting rods are connected with the corresponding cantilever main bearing beams, and the platforms are provided with longitudinal diagonal rods and transverse diagonal braces to strengthen stability; and transverse distribution beams are horizontally arranged between the overhanging main spandrel girders. The platform can be used as an outer slide beam construction platform and a decoration and fitment platform, provides a safe operation platform and a channel for operators, is fixed with the outer mould flower stand of the hanging basket into a whole, can move along with the forward movement of the hanging basket, does not need an independent moving device, is simple and reliable, and improves the construction efficiency.
Description
Technical field:
the utility model belongs to the technical field of bridge construction, in particular to the technical field of continuous rigid frame hanging basket construction, and particularly relates to a safe operation platform of a continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao.
The background technology is as follows:
the continuous rigid frame is generally constructed in a hanging basket manner, and along with the section-by-section construction of the continuous rigid frame cantilever cast-in-situ box girder, after the concrete is removed from the mould, the appearance of the cast-in-situ box girder which is newly poured is required to be modified, so that the appearance of the cast-in-situ box girder is ensured to be smoother and more attractive. In order to construct the next section hanging basket, the lifting hanging bracket and the rolling hanging bracket of the outer sliding beam need to be removed and reinstalled. The traditional hanging basket is only provided with a decoration platform, the construction of the external sliding beam hanging frame adopts a method that a binding safety belt moves to the hanging frame part along the hanging climbing of the formwork flower frame rod piece for mounting and dismounting, the continuous rigid frame is usually a high pier, severe weather influences such as strong wind, heavy fog and the like exist, and the construction safety risk coefficient is high.
The utility model comprises the following steps:
the utility model aims to solve the problems and aims to provide a safe operation platform of a continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao.
The utility model adopts the following technical scheme to realize the aim:
the utility model provides a safe operation platform of a continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is of an inverted L-shaped structure in the transverse section and comprises a cantilever main spandrel girder, a vertical connecting rod, a horizontal railing, a longitudinal diagonal draw bar, a transverse distribution girder and a transverse diagonal bracing; the working platform is vertically divided into three layers, the top layer platform is a decoration and external sliding beam hanging frame construction platform, the other two layers are decoration working platforms, the decoration working platforms comprise a first layer of platform and a second layer of platform, and each working platform is provided with a pavement plate; the cantilever main bearing beams are respectively arranged below the three layers of platforms and fixedly connected with the outer mold pergola of the hanging basket, the vertical connecting rods are fixedly connected with the cantilever main bearing beams below the upper and lower three layers of operation platforms, a longitudinal diagonal draw bar is arranged between each cantilever main bearing beam and the outer mold pergola of the hanging basket, and the cantilever main bearing beams of the cantilever part below the top layer platform are respectively fixedly connected with the cantilever main bearing beams at the lower outer sides of the first layer platform and the second layer platform through transverse diagonal braces; the horizontal distribution beams are arranged between the overhanging main spandrel girder of each layer of working platform in a horizontal direction and are fixedly connected with the overhanging main spandrel girder and the vertical connecting rod into a whole.
The cantilever main spandrel girder adopts [14# channel steel, four cantilever main spandrel girders are uniformly distributed under the top layer platform in parallel, two cantilever main spandrel girders are respectively and parallelly arranged under the first layer platform and the second layer platform, the cantilever main spandrel girders under the upper and lower three-layer operation platform are correspondingly arranged up and down, and the cantilever main spandrel girder is horizontally welded and fixed with corresponding hanging basket external mold flower frame rod pieces in a full-welded manner.
The cantilever main spandrel girder is fixed with the outer mold flower frame rod piece of the hanging basket by adopting a saddle bolt, and the saddle bolt is made of semicircular Q235 carbon steel material and is arranged according to the interval of 0.8 m.
The vertical connecting rod adopts [12# channel steel, the vertical connecting rod is perpendicular to the overhanging main spandrel girder, the vertical connecting rod and the overhanging main spandrel girder under the upper and lower three-layer operation platform corresponding to the vertical connecting rod are welded into a whole, and the vertical connecting rod and the overhanging main spandrel girder are arranged according to the interval of 1.5 m.
The longitudinal diagonal draw bar adopts [10# channel steel, and is welded with the outer die flower frame of the hanging basket to form a whole at a distance of 30cm from the end head of the cantilever main bearing beam corresponding to the longitudinal diagonal draw bar.
The transverse diagonal bracing adopts [12# channel steel; the transverse distribution beams are arranged at intervals of 1m by adopting 90# angle steel and are welded with the overhanging main spandrel girder.
The horizontal railing adopts 75# angle steel of +.75, and the level sets up, respectively sets up one from each work platform ascending height 0.6m, 1.2m, with vertical connecting rod welded fastening.
The pavement plates on the working platforms are paved in two layers, wherein the first layer is paved by adopting a reinforced net sheet with the diameter phi of 8mm and the grid size of 10cm multiplied by 10cm, and the second layer is paved by a pattern steel plate with the thickness of 3mm and is welded with the overhanging main spandrel girder.
The periphery of the operation platform is fully hung with a safety protection net, the safety protection net adopts a steel wire net, and the steel wire net and each rod piece are bound and fixed according to the interval of 20 cm.
The skirting board is arranged at the periphery of the bottom of each working platform, is made of a 3mm pattern steel plate, and is welded with the working platform pavement plate and the vertical connecting rod, wherein the height of the skirting board is 20 cm.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model has simple structure, low cost, easy processing and light weight.
2. The platform can be used as an external sliding beam construction platform and a decoration and fitment platform, provides a safe operation platform and a channel for operators, and can directly enter the operation platform through the hanging basket safety channel to carry out decoration operation and external sliding beam hanging bracket mounting and dismounting operation, thereby effectively reducing the safety risk.
3. According to the utility model, the cantilever main bearing beam and the hanging basket outer mold flower stand are fixed by adopting the riding bolt, and the riding bolt is used as a safety device, so that the safety risk is effectively reduced.
4. The utility model is integrated by fixedly connecting with the flower stand of the outer mold of the hanging basket, can move along with the forward movement of the hanging basket, does not need to independently arrange a moving device, is simple and reliable, and improves the construction efficiency.
Description of the drawings:
FIG. 1 is a cross-sectional view of the structure of the present utility model;
FIG. 2 is a side view of the structure of the present utility model;
FIG. 3 is a top plan view of the structure of the present utility model;
FIG. 4 is a layout of a platform and a protection net according to the present utility model.
Reference numerals in the drawings:
1-overhanging main spandrel girder, 2-vertical connecting rod, 3-horizontal railing, 4-longitudinal diagonal draw bar, 5-saddle bolt, 6-transverse diagonal bracing, 7-first layer platform, 8-second layer platform, 9-top layer platform, 10-transverse distribution girder, 11-safety protection net, 12-skirting board, 13-outer slide girder.
The specific embodiment is as follows:
the present utility model will be further described with reference to the following specific embodiments, which are intended to be illustrative of the principles of the present utility model and not in any way limiting, nor will the same or similar techniques be used in connection with the present utility model beyond the scope of the present utility model.
Referring to fig. 1-4, the utility model provides a safe operation platform of a continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is of an inverted L-shaped structure in the transverse section and comprises a cantilever main bearing beam 1, a vertical connecting rod 2, a horizontal railing 3, a longitudinal diagonal draw bar 4, a beam distribution beam 10, a transverse diagonal bracing 6 and an operation platform; the operation platform is vertically divided into three layers, the top layer platform 9 is a decoration and external sliding beam 13 hanging frame construction platform, the other two layers are decoration operation platforms, the decoration operation platforms comprise a first layer of platform 7 and a second layer of platform 8, and each operation platform is provided with a pavement plate, so that the appearance decoration of the cantilever cast-in-situ box beam and the hanging basket external sliding beam 13 hanging frame mounting and dismounting work can be met.
The cantilever main spandrel girder 1 adopts [14# channel steel, four cantilever main spandrel girders are uniformly distributed below the top layer platform 9 in parallel, two cantilever main spandrel girders 1 are respectively arranged below the first layer platform 7 and the second layer platform 8 in parallel, the cantilever main spandrel girders 1 below the upper and lower three-layer operation platform are correspondingly arranged up and down, the cantilever main spandrel girders 1 are horizontally welded with corresponding flower frame rods of the outer mould of the hanging basket, and a full-length welding mode is adopted to ensure firm welding; in order to prevent the failure and collapse of the welding seam, the saddle bolts 5 are used as a safety device, the overhanging main spandrel girder 1 is further fixed with the flower frame rod piece of the outer mold of the hanging basket by adopting the saddle bolts 5, and the saddle bolts 5 are made of semicircular Q235 carbon steel materials and are arranged according to the interval of 0.8 m.
The vertical connecting rod 2 adopts [12# channel steel, the vertical connecting rod 2 is vertically arranged with the overhanging main spandrel girder 1, the vertical connecting rod 2 and the overhanging main spandrel girder 1 under the corresponding upper and lower three-layer operation platform are welded into a whole, and the vertical connecting rod is arranged according to the interval of 1.5 m. The vertical connecting rod 2 is synchronously used as a vertical rod of the horizontal railing 3.
The cantilever main bearing beams 1 and the hanging basket flower frames are provided with longitudinal diagonal draw bars 4 to increase the overall stability, a longitudinal diagonal draw bar 4 is arranged between each cantilever main bearing beam 1 and each hanging basket outer mold flower frame, the longitudinal diagonal draw bars 4 are [10# channel steel, the distance between the cantilever main bearing beams 1 end 30cm corresponding to the longitudinal diagonal draw bars is welded with the hanging basket outer mold flower frames, and the longitudinal diagonal draw bars 4 are used for connecting the three-layer cantilever operation platform with the hanging basket outer mold flower frames, so that the overall stability of the longitudinal cantilever operation platform is enhanced.
The transversely overhanging main spandrel girder 1 below the top layer platform 9 of the decoration and outer sliding girder 13 installation operation platform adopts a mode of arranging a transverse inclined strut 6 to increase the overall stability, the overhanging main spandrel girder 1 of the overhanging part below the top layer platform 9 is fixedly connected with the overhanging main spandrel girder 1 of the outer side below the first layer platform 7 and the second layer platform 8 respectively through the transverse inclined strut 6, the transverse inclined strut 6 supports overhanging parts of the top layer platform 9, and the transverse inclined strut 6 adopts [12# channel steel.
The horizontal railing 3 is fixedly connected with each vertical connecting rod 2 by welding, the horizontal railing 3 is horizontally arranged by adopting 75# angle steel, and the heights of each layer of working platform upwards are 0.6m and 1.2m respectively.
A transverse distribution beam 10 is horizontally arranged between the overhanging main spandrel girder 1 of each layer of working platform and welded with the overhanging main spandrel girder 1, the transverse distribution beam 10 is fixedly connected with the overhanging main spandrel girder 1 and the vertical connecting rod 2 into a whole, the transverse distribution beam 10 adopts 90# angle steel and is arranged according to the interval of 1m,
the pavement plates on each working platform are paved in two layers, wherein the first layer is paved by adopting a reinforcing steel mesh with the diameter phi of 8mm and the mesh size of 10cm multiplied by 10cm, the second layer is paved by a pattern steel plate with the thickness of 3mm, and the reinforcing steel mesh and the pattern steel plate are welded with the overhanging main spandrel girder 1.
The periphery of the operation platform is fully hung with a safety protection net 11, the safety protection net 11 adopts a steel wire net, and the steel wire net and each rod piece are bound and fixed according to the interval of 20 cm. Skirting boards are arranged on the periphery of the bottom of each working platform, the skirting boards 12 are made of patterned steel plates with the thickness of 3mm, and the height of each skirting board is 20cm, and the skirting boards are welded with the pavement boards and the vertical connecting rods 2 of the working platforms.
The cantilever safety operation platform adopts a steel wire mesh for full-closed treatment, and the bottom adopts a thick pattern steel plate as a skirting board 12, so that falling at a high place and object striking accidents can be effectively prevented. The overhanging safe operation platform is connected with the hanging basket into a whole, can move along with the forward movement of the hanging basket, and is not provided with a moving device independently.
Claims (10)
1. A safe operation platform of a continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is characterized in that: the working platform is of an inverted L-shaped structure in the transverse section and comprises an overhanging main spandrel girder (1), a vertical connecting rod (2), a horizontal railing (3), a longitudinal diagonal draw bar (4), a transverse distribution girder (10), a transverse diagonal bracing (6) and the working platform; the working platform is vertically divided into three layers, the top layer platform (9) is a decoration and external sliding beam (13) hanger construction platform, the other two layers are decoration working platforms, the decoration working platforms comprise a first layer of platform (7) and a second layer of platform (8), and each working platform is provided with a pavement plate; the cantilever main bearing beams (1) are respectively arranged below the three-layer platforms, the cantilever main bearing beams (1) are fixedly connected with the outer mold flower frames of the hanging basket, the vertical connecting rods (2) are fixedly connected with the cantilever main bearing beams (1) below the upper and lower three-layer operation platforms, a longitudinal diagonal draw bar (4) is arranged between each cantilever main bearing beam (1) and the outer mold flower frame of the hanging basket, the cantilever main bearing beams (1) of the cantilever part below the top-layer platform (9) are respectively fixedly connected with the cantilever main bearing beams (1) at the lower outer sides of the first-layer platform (7) and the second-layer platform (8) through transverse diagonal braces (6), and the horizontal railing (3) is fixedly connected with each vertical connecting rod (2); the cantilever main spandrel girder (1) of each layer of operation platform is horizontally provided with a transverse distribution girder (10), and the transverse distribution girder (10) is fixedly connected with the cantilever main spandrel girder (1) and the vertical connecting rod (2) into a whole.
2. The safe working platform of the continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is characterized in that: the cantilever main spandrel girder (1) adopts 14# channel steel, four cantilever main spandrel girders (1) are arranged in parallel and uniformly under a top layer platform (9), two cantilever main spandrel girders (1) are respectively arranged in parallel under a first layer platform (7) and a second layer platform (8), the cantilever main spandrel girders (1) under an upper working platform and a lower working platform are correspondingly arranged up and down, and the cantilever main spandrel girders (1) are horizontally welded and fixed with corresponding flower frame rods of a basket outer mold in a full-welded mode.
3. The safe working platform of the continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is characterized in that: the cantilever main spandrel girder (1) is fixed with the flower frame rod piece of the hanging basket outer mold by adopting a saddle bolt (5), and the saddle bolt (5) is made of semicircular Q235 carbon steel material and is arranged according to the interval of 0.8 m.
4. The safe working platform of the continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is characterized in that: the vertical connecting rod (2) adopts [12# channel steel, the vertical connecting rod (2) is vertically arranged with the overhanging main spandrel girder (1), the vertical connecting rod (2) and the overhanging main spandrel girder (1) under the upper and lower three-layer operation platform corresponding to the vertical connecting rod are welded into a whole, and the vertical connecting rod is arranged according to the interval of 1.5 m.
5. The safe working platform of the continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is characterized in that: the longitudinal diagonal draw bar (4) adopts [10# channel steel, and is welded with the outer die flower frame of the hanging basket to form a whole at a distance of 30cm from the end head of the cantilever main spandrel girder (1) corresponding to the longitudinal diagonal draw bar.
6. The safe working platform of the continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is characterized in that: the transverse diagonal bracing (6) adopts [12# channel steel; the transverse distribution beam (10) adopts 90# angle steel, and the transverse distribution beam (10) is arranged at a spacing of 1m and welded with the overhanging main spandrel girder (1).
7. The safe working platform of the continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is characterized in that: the horizontal railing (3) adopts 75# angle steel, is horizontally arranged, and is respectively arranged at the height of 0.6m and 1.2m upwards from each operation platform, and is welded and fixed with the vertical connecting rod (2).
8. The safe working platform of the continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is characterized in that: the pavement plates on the working platforms are paved in two layers, wherein the first layer is paved by adopting a reinforced net sheet with the diameter phi of 8mm and the grid size of 10cm multiplied by 10cm, and the second layer is paved by a pattern steel plate with the thickness of 3mm and is welded with the overhanging main spandrel girder (1).
9. The safe working platform of the continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is characterized in that: the periphery of the operation platform is fully hung with a safety protection net (11), the safety protection net (11) adopts a steel wire net, and the steel wire net and each rod piece are bound and fixed according to the interval of 20 cm.
10. The safe working platform of the continuous rigid frame hanging basket cantilever cast-in-situ box Liang Xuantiao, which is characterized in that: skirting boards are arranged on the periphery of the bottom of each working platform, the skirting boards (12) are made of 3mm pattern steel plates, the height of each skirting board is 20cm, and the skirting boards are welded with the walking boards of the working platforms and the vertical connecting rods (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320524088.1U CN220013417U (en) | 2023-03-17 | 2023-03-17 | Safe operation platform of cast-in-situ box Liang Xuantiao of continuous rigid frame hanging basket cantilever |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320524088.1U CN220013417U (en) | 2023-03-17 | 2023-03-17 | Safe operation platform of cast-in-situ box Liang Xuantiao of continuous rigid frame hanging basket cantilever |
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| CN220013417U true CN220013417U (en) | 2023-11-14 |
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| CN202320524088.1U Active CN220013417U (en) | 2023-03-17 | 2023-03-17 | Safe operation platform of cast-in-situ box Liang Xuantiao of continuous rigid frame hanging basket cantilever |
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| Country | Link |
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| CN (1) | CN220013417U (en) |
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- 2023-03-17 CN CN202320524088.1U patent/CN220013417U/en active Active
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