Automatic climbing type concrete steam curing device for bridge cable bent tower

Abstract

The utility model relates to the field of building construction, in particular to an automatic climbing type concrete steam curing device for a bridge cable bent tower. Comprising an intelligent steam generator, a maintenance awning and an electric lifting system, the intelligent steam generator is connected with a maintenance pipeline in the awning through a steam conveying pipe, the upper end of the maintenance awning is connected with the electric lifting system through a steel wire rope, and the electric lifting system comprises an electric lifting device and awning pulleys. The electric lifting device suspends and lifts the sealed curing awning through a steel wire rope, and the awning pulley is connected between the curing awning and the cable bent tower wall, so that the curing awning automatically climbs along the cable bent tower wall to carry out steam curing on finished cable bent tower concrete. The cable bent tower is simple in structural form, hardening and strength increasing of just-poured concrete are accelerated through concrete steam curing, the early strength of the cable bent tower is improved, the construction efficiency of the cable bent tower is improved, and the economic value can be better reflected.

Description

Technical Field

[0001] The utility model relates to the field of building construction, in particular to an automatic climbing concrete steam curing device for a bridge cable tower. Background Art

[0002] In the construction of cable-stayed bridge towers, the towers are relatively high, maintenance is difficult, and the concrete strength increases slowly, which affects the tower template turnover time and reduces the tower construction efficiency. Existing maintenance devices or methods require additional investment in production and use costs, which undoubtedly increases the overall cost investment of construction. Utility Model Content

[0003] The purpose of the utility model is to solve the above problems of existing cable tower maintenance. A concrete curing device is adopted, which utilizes an electric lifting device + a curing shed + an intelligent steam generator to form an automatic climbing concrete steam curing device for the cable tower.

[0004] The technical solution adopted by the utility model to achieve the above-mentioned purpose is: an automatic climbing concrete steam curing device for bridge cable towers, characterized in that it includes an intelligent steam generator, a curing canopy, and an electric lifting system. The intelligent steam generator is connected to the curing pipeline in the canopy through a steam delivery pipe. The upper end of the curing canopy is connected to the electric lifting system through a wire rope. The electric lifting system includes an electric lifting device and a canopy pulley. The electric lifting device suspends and lifts the sealed curing canopy through the wire rope. The canopy pulley is connected between the curing canopy and the cable tower wall, so that the curing canopy automatically climbs along the cable tower wall to steam cure the completed cable tower concrete.

[0005] The maintenance canopy comprises a square steel frame of a ring tower canopy made of square steel and maintenance pipelines inside the canopy. The square steel frame of the canopy is a multi-layer structure, and each layer is connected into one by vertical supports and sealed with a waterproof cloth. A plurality of canopy pulleys in contact with the cable tower wall are arranged in the frame of each layer, and maintenance pipelines inside the canopy are arranged in the frame.

[0006] The maintenance pipeline in the canopy includes multiple groups of pipelines located in the maintenance canopy, each group of pipelines includes a frame pipe arranged along the periphery of the cable tower and multiple short nozzles arranged toward the cable tower, the frame pipe is connected to the steam delivery pipe, and the short nozzle is connected to the frame pipe.

[0007] The intelligent steam generator is a smart Internet of Things platform developed based on 5G, AI, and big data technologies. It is installed under the cable tower and includes a fully automatic intelligent control system that can analyze, track, identify and control the steam generator in real time, and prompt and report when abnormal events occur; its main parameters are: rated pressure 0.8MPa, saturated steam temperature 175℃, rated voltage 380V, thermal efficiency 98%, rated power 360KW, microcomputer intelligent control system; electric lifting device, its main parameters are: rated lifting weight of 5t, lifting height of 40m.

[0008] The steel wire rope has a diameter of 12 mm and is connected to the four upper corners of the maintenance shed. Every two steel wire ropes form a group, and an electric lifting device is connected to the upper end to form a triangular structure, which is then lifted by a steel wire rope.

[0009] The utility model combines an electric lifting system + a maintenance shed + an intelligent steam maintenance system, and uses the electric lifting system to lift the maintenance shed to steam-maintain the cable tower. The structural device of the maintenance operation structure is stable, and can be gradually maintained as the cable tower is gradually raised, which can ensure the construction quality and safety and stability, and save labor costs. In general, the construction process of this combination is simple and convenient, the construction efficiency is high, and it has considerable economic benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0011] Figure 2 It is a schematic diagram of the interior of the maintenance shed of the utility model.

[0012] In the figure: 1. Electric lifting device, 2. Maintenance canopy, 3. Cable tower, 4. Steam delivery pipe, 5. Intelligent steam generator, 6. Canopy pulley, 7. Canopy square steel frame, 8. Maintenance pipeline inside the canopy. DETAILED DESCRIPTION

[0013] The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments, but the present invention is not limited to the specific embodiments. Example

[0014] like Figure 1-Figure 2An automatic climbing concrete steam curing device for a bridge cable tower is shown, comprising an intelligent steam generator 5, a curing canopy 2, and an electric lifting system. The intelligent steam generator 5 is connected to a curing pipeline 8 in the canopy via a steam delivery pipe 4. The upper end of the curing canopy 2 is connected to the electric lifting system via a steel wire rope. The electric lifting system comprises an electric lifting device 1 and a canopy pulley 6. The electric lifting device 1 suspends and lifts the sealed curing canopy 2 via a steel wire rope. The canopy pulley 6 is connected between the curing canopy 2 and the cable tower wall, so that the curing canopy 2 automatically climbs along the cable tower wall to steam cure the completed cable tower concrete.

[0015] The maintenance canopy 2 includes a square steel frame 7 of a ring tower canopy made of square steel and a maintenance pipeline 8 inside the canopy. The square steel frame 7 of the canopy is a multi-layer structure, and each layer is connected into one body through vertical supports and sealed with a waterproof cloth. A plurality of canopy pulleys 6 in contact with the cable tower wall are arranged in the frame of each layer, and a maintenance pipeline 8 inside the canopy is arranged in the frame.

[0016] The maintenance pipeline 8 in the canopy includes multiple groups of pipelines located in the maintenance canopy 2, each group of pipelines includes a frame pipe arranged along the periphery of the cable tower 3 and multiple short nozzles arranged toward the cable tower, the frame pipe is connected to the steam delivery pipe 4, and the short nozzle is connected to the frame pipe.

[0017] The intelligent steam generator 5 is a smart Internet of Things platform developed based on 5G, AI, and big data technologies. It is installed under the cable tower and includes a fully automatic intelligent control system that can analyze, track, identify and control the steam generator in real time, and prompt and report when abnormal events occur. Its main parameters are: rated pressure 0.8MPa, saturated steam temperature 175°C, rated voltage 380V, thermal efficiency 98%, rated power 360KW, and microcomputer intelligent control system; electric lifting device 1, whose main parameters are rated lifting weight of 5t and lifting height of 40m.

[0018] The steel wire rope has a diameter of 12 mm and is connected to the four upper corners of the maintenance shed 2. Every two steel wire ropes form a group, and an electric lifting device 1 is connected to the upper end to form a triangular structure, which is then lifted by a steel wire rope.

[0019] The specific construction method of the utility model is as follows:

[0020] The first step: according to the size of the cable tower 3 and the segment height, the maintenance canopy 2 is processed, and the canopy pulley 6 is set to slide on the cable tower 3, and the maintenance pipeline 8 inside the canopy and the sealing rainproof cloth are set outside.

[0021] Step 2: Select the electric lifting device 1 according to the weight of the curing shed 2, connect it to the shed at four points, and lift the curing shed to move.

[0022] Step 3: An intelligent steam generator 5, a steam booster pump and a water tank are provided under the tower 3 to generate steam, and water vapor is provided to the health canopy 2 through the booster pump and the gas pipeline.

[0023] Step 4: Use the electric lifting device 1 to lift the curing canopy 2, and gradually climb it for curing as the cable tower 3 is constructed and raised.

[0024] The utility model combines an electric lifting system + a maintenance shed + an intelligent steam maintenance system, and uses the electric lifting system to lift the maintenance shed to steam-maintain the cable tower. The structural device of the maintenance operation structure is stable, and can be gradually maintained as the cable tower is gradually raised, which can ensure the construction quality and safety and stability, and save labor costs. In general, the construction process of this combination is simple and convenient, the construction efficiency is high, and it has considerable economic benefits.

Claims

1. An automatic climbing concrete steam curing device for bridge towers, characterized in that: It includes an intelligent steam generator, a maintenance canopy, and an electric lifting system. The intelligent steam generator is connected to the maintenance pipeline in the canopy through a steam delivery pipe. The upper end of the maintenance canopy is connected to the electric lifting system through a steel wire rope. The electric lifting system includes an electric lifting device and a canopy pulley. The electric lifting device suspends and lifts the sealed maintenance canopy through the steel wire rope. The canopy pulley is connected between the maintenance canopy and the cable tower wall, so that the maintenance canopy automatically climbs along the cable tower wall to steam-cure the completed cable tower concrete.

2. The automatic climbing concrete steam curing device for bridge pylons according to claim 1 is characterized in that: The maintenance canopy comprises a square steel frame of a ring tower canopy made of square steel and maintenance pipelines inside the canopy. The square steel frame of the canopy is a multi-layer structure, and each layer is connected into one by vertical supports and sealed with a waterproof cloth. A plurality of canopy pulleys in contact with the cable tower wall are arranged in the frame of each layer, and maintenance pipelines inside the canopy are arranged in the frame.

3. The automatic climbing concrete steam curing device for bridge pylons according to claim 2 is characterized in that: The maintenance pipeline in the canopy includes multiple groups of pipelines located in the maintenance canopy, each group of pipelines includes a frame pipe arranged along the periphery of the cable tower and multiple short nozzles arranged toward the cable tower, the frame pipe is connected to the steam delivery pipe, and the short nozzle is connected to the frame pipe.

4. The automatic climbing concrete steam curing device for bridge pylons according to claim 1 is characterized in that: The intelligent steam generator is a smart IoT platform developed based on 5G, AI and big data technologies. It is installed under the cable tower and includes a fully automatic intelligent control system that can analyze, track, identify and control the steam generator in real time, and prompt and report when abnormal events occur. Its main parameters: rated pressure 0.8MPa, saturated steam temperature 175℃, rated voltage 380V, thermal efficiency 98%, rated power 360KW, microcomputer intelligent control system; electric lifting device, its main parameters: rated lifting weight is 5t, lifting height is 40m.

5. The automatic climbing concrete steam curing device for bridge pylons according to claim 1 is characterized in that: The steel wire rope has a diameter of 12 mm and is connected to the four upper corners of the maintenance shed. Every two steel wire ropes form a group, and an electric lifting device is connected to the upper end to form a triangular structure, which is then lifted by a steel wire rope.

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