CN118186945B - A prestressed structural system for flexible support water surface net protection - Google Patents
A prestressed structural system for flexible support water surface net protection Download PDFInfo
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- CN118186945B CN118186945B CN202410541740.XA CN202410541740A CN118186945B CN 118186945 B CN118186945 B CN 118186945B CN 202410541740 A CN202410541740 A CN 202410541740A CN 118186945 B CN118186945 B CN 118186945B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
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- General Engineering & Computer Science (AREA)
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- Architecture (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
本发明涉及桥梁施工防护技术领域，具体涉及一种柔性支架水面挂网防护的预应力结构体系，其包括安装基础、承重索和承载平台，在水体两岸以第一预设方式设置安装基础，确保两个安装基础之间的连线与桥梁平行，将承重索设置在安装基础上，通过设置张紧件，确保承重索处于张紧状态，通过设置多个承重索，且多个承重索处于同一水平面，通过多个安装基础的位置设定，确保多个承重索所在的水平面处于桥梁的正下方，通过将承载平台安装在多个承重索上，确保承载平台处于水平状态，且承载平台与水面之间存在一定的距离，承载平台不影响水体的自然流动，承载平台能够承载建筑施工废弃物，防止施工废弃物进入水体内。
The present invention relates to the technical field of bridge construction protection, and specifically to a prestressed structural system for water surface netting protection with a flexible support, which comprises an installation foundation, a load-bearing cable and a bearing platform. The installation foundation is arranged on both sides of a water body in a first preset manner to ensure that a line between two installation foundations is parallel to a bridge, the load-bearing cable is arranged on the installation foundation, and a tensioning member is arranged to ensure that the load-bearing cable is in a tensioned state. A plurality of load-bearing cables are arranged and the plurality of load-bearing cables are in the same horizontal plane. The positions of a plurality of installation foundations are set to ensure that the horizontal plane where the plurality of load-bearing cables are located is directly below the bridge. The bearing platform is installed on the plurality of load-bearing cables to ensure that the bearing platform is in a horizontal state, and a certain distance is maintained between the bearing platform and the water surface. The bearing platform does not affect the natural flow of the water body, and the bearing platform can carry construction waste to prevent the construction waste from entering the water body.
Description
Technical Field
The invention relates to the technical field of bridge construction protection, in particular to a prestress structure system for protecting a flexible support water surface net.
Background
In recent years, the attention of society to environmental protection is gradually increased, and particularly in bridge construction, people pay more attention to the problem of how to protect the ecological environment of water and the safety of water resources in the construction process. Traditionally, through setting up the pontoon bridge on the surface of water, the pontoon bridge can block construction waste and get into the aquatic, but traditional pontoon bridge exists the junction gap, can't prevent construction waste and get into the water completely, probably causes potential threat to the water resource, and current safeguard measure can not prevent effectively that the construction waste that produces in the work progress from getting into the water when not influencing the natural flow of water promptly.
Disclosure of Invention
The invention provides a prestress structure system for protecting a flexible support water surface net, which aims to solve the problem that the existing protection measures cannot prevent construction wastes from entering a water body when the natural flow of the water body is not affected.
The invention relates to a prestress structure system for protecting a flexible support water surface net hanging, which adopts the following technical scheme:
A prestress structure system for protecting a flexible support water surface net comprises a mounting foundation, a bearing rope and a bearing platform.
The installation foundations are arranged in a plurality, each installation foundation is fixedly arranged on the side of the water body, and the installation foundations are arranged on the two sides of the water body in a first preset mode; the bearing cables are arranged in a plurality, each bearing cable is arranged between two installation foundations on two sides of the water surface, and each installation foundation is provided with a tensioning piece which is used for pulling the end part of the bearing cable; each mounting foundation is provided with a locking piece which is used for fixing the bearing rope at the end part of the supporting rod; the bearing platform is arranged on the plurality of bearing ropes and is used for bearing construction wastes.
Further, the mounting base comprises a first fixed block and a supporting rod; the first fixed block is fixedly arranged on the bank; the bracing piece is fixed to be set up in first fixed block up end.
Further, the installation foundation further comprises a second fixed block and an inclined pull rod, the second fixed block is fixedly arranged on the bank, and the second fixed block and the first fixed block are arranged at intervals; the diagonal draw bar is arranged between the upper end of one support bar and the second fixed block.
Further, the tensioning piece comprises a tensioning motor and a tensioning wheel, the tensioning motor is fixedly arranged at the upper end of the supporting rod, the tensioning wheel is fixedly arranged on a power output shaft of the tensioning motor, the tensioning motor can drive the tensioning wheel to rotate, and the bearing rope can be wound on the tensioning wheel.
Further, the locking piece is the locking cover, and locking cover fixed connection is in the bracing piece upper end, and the locking cover is installed in the bearing cable outside, and the locking cover can be fixed the bearing cable on the bracing piece when the tensioning of bearing cable, and the locking cover can make the bearing cable break away from the take-up pulley.
Further, a cutting knife is arranged on the locking sleeve, and when the bearing rope is fixed by the locking sleeve, the bearing rope can be cut off by the cutting knife.
Further, the supporting rod is provided with a mounting platform, and the locking sleeve and the tensioning motor are mounted on the mounting platform.
Further, the bearing platform comprises bearing cloth and mounting rings, the mounting rings are arranged in a plurality, the mounting rings are all arranged on the bearing cloth, and the mounting rings can be arranged on the bearing rope.
Further, be provided with the tensioning rope on the take-up pulley, the one end of tensioning rope can be connected and be in on the collar of bearing cloth tip, and the tensioning rope can be fixed the back by the take-up pulley with the bearing rope at the locking cover and tensioning.
Further, the upper surface of the carrying cloth is provided with a water pumping pipe, and the water falling on the surface of the carrying cloth can be pumped out of the carrying cloth by the water pumping pipe.
The beneficial effects of the invention are as follows: the invention relates to a prestress structure system for protecting a flexible support water surface hanging net, which comprises an installation foundation, bearing ropes and a bearing platform, wherein the installation foundation is arranged on two sides of a water body in a first preset mode to ensure that a connecting line between the two installation foundations is parallel to the bridge when a bridge is constructed, the bearing ropes are arranged on the installation foundation, the bearing ropes are in a tensioning state by arranging tensioning pieces, the bearing ropes are arranged on the same horizontal plane, the horizontal plane where the bearing ropes are arranged is ensured to be under the bridge by arranging the bearing ropes on the installation foundations, the bearing platform is arranged on the bearing ropes, the bearing platform is ensured to be in a horizontal state, a certain distance exists between the bearing platform and the water surface, the bearing platform does not influence the natural flow of the water body, and the bearing platform can bear the construction waste and prevent the construction waste from entering the water body.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a top view of a prestress structure system for water surface net hanging protection of a flexible support, provided by an embodiment of the invention;
Fig. 2 is a schematic structural diagram of a prestress structure system for protecting a flexible support surface net after a pumping pipe is removed;
Fig. 3 is a schematic structural diagram of a support rod, a tensioning motor, a tensioning wheel, a mounting platform, a mounting ring, a bearing rope and the like in a prestress structural system for protecting a water surface net of a flexible support, which is provided by the embodiment of the invention;
fig. 4 is a schematic structural diagram of a support rod, a tensioning motor, a tensioning wheel and the like in a prestress structural system for protecting a water surface net of a flexible support, which is provided by the embodiment of the invention;
Fig. 5 is a schematic structural diagram of a mounting foundation in a prestress structure system for protecting a water surface net of a flexible support, which is provided by an embodiment of the invention.
In the figure: 110. a load-bearing cable; 120. a first fixed block; 130. a support rod; 140. a second fixed block; 150. a diagonal draw bar; 210. tensioning a motor; 220. a tensioning wheel; 230. a locking sleeve; 240. a mounting platform; 250. an auxiliary plate; 260. a carrier cloth; 270. a mounting ring; 280. a water pumping pipe; 290. and a water pump.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The numbering of components herein, such as "first," "second," etc., is used merely to distinguish between the described objects and does not have any sequential or technical meaning. The term "coupled" as used herein includes both direct and indirect coupling (coupling), unless otherwise indicated. In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature "above," "over" and "on" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
As shown in fig. 1 to 5, the prestress structure system for protecting a flexible support water surface net comprises an installation foundation, a bearing rope 110 and a bearing platform.
The installation basis is provided with a plurality of, every installation basis is all fixed to be set up at the water bank limit, a plurality of installation basis are arranged at two banks of water with first mode of predetermineeing, in specific setting, the number of installation basis sets up to the even number, wherein first mode of predetermineeing is that two installation basis are a set of, two installation basis distribution at two banks of water that are in same group, and be in the line between two installation basis of same group and bridge parallel, the parallel interval setting of multiunit installation basis, the horizontal plane that multiunit installation basis constitutes is in under the bridge.
The bearing cable 110 is provided with a plurality of, and every bearing cable 110 sets up between two installation foundations of surface of water both sides, and in specific setting, the number of bearing cable 110 is half of installation basis number, and every bearing cable 110 sets up between two installation foundations that are in same group, ensures that every bearing cable 110 all parallels with the bridge, and a plurality of bearing cable 110 are in same horizontal plane, and the horizontal plane that a plurality of bearing cable 110 are located is under the bridge, and the horizontal plane that a plurality of bearing cable 110 are located is above the surface of water. Each mounting base is provided with a tensioning member for pulling the end of the load-bearing cable 110, and then on the two mounting bases of the same group, the two tensioning members pull the load-bearing cable 110 into a tight state. Each installation foundation is provided with a locking piece, the locking piece is used for fixing the bearing cable 110 at the end part of the supporting rod 130, and then on the two installation foundations of the same group, the two locking pieces fix the bearing cable 110 into a tight state, so that the plurality of bearing cables 110 are ensured to be stably positioned on the same horizontal plane. The bearing platform is installed on a plurality of bearing ropes 110, and the bearing platform is used for bearing construction wastes, through installing the bearing platform on a plurality of bearing ropes 110, ensures that the bearing platform is in the top of surface of water, prevents to influence the natural flow of water, and the bearing platform can bear construction wastes simultaneously, prevents that construction wastes from getting into the water.
In the prestress structure system for the water surface hanging net protection of the flexible support, when a bridge is built, in order to prevent construction wastes from entering a water body, installation bases are arranged on two sides of the water body in a first preset mode, a connecting line between the two installation bases is parallel to the bridge, a bearing rope 110 is arranged on the installation bases, the bearing rope 110 is ensured to be in a tensioning state by arranging a tensioning piece, the plurality of bearing ropes 110 are arranged on the same horizontal plane, the horizontal plane where the plurality of bearing ropes 110 are arranged is ensured to be under the bridge by arranging the plurality of installation bases, the bearing platform is ensured to be in a horizontal state by arranging the bearing platform on the plurality of bearing ropes 110, a certain distance exists between the bearing platform and the water surface, the bearing platform does not influence the natural flow of the water body, the bearing platform can bear construction wastes, and the construction wastes are prevented from entering the water body.
In one embodiment, the mounting base includes a first fixed block 120 and a support bar 130; the first fixed block 120 is fixedly arranged on the bank, the supporting rod 130 is fixedly arranged on the upper end face of the first fixed block 120, the tensioning piece is arranged at the upper end of the supporting rod 130, and the locking piece is arranged at the upper end of the supporting rod 130. In specific setting, first fixed block 120 is the concrete block, and first fixed block 120 can prefabricate at the precast concrete field, and according to the position that the bridge erect, transport the first fixed block 120 of making to the water two banks to carry out the maintenance to first fixed block 120 at the water two banks, ensure that first fixed block 120 has higher hardness, check simultaneously before first fixed block 120 transportation whether the upper surface is level and smooth, ensure that first fixed block 120 accords with the manufacturing standard. Pit digging is carried out on two sides of the water body, and the first fixed block 120 is buried on the side of the water body, so that the upper end of the first fixed block 120 is in a horizontal state. Punching is performed on the upper end surface of the first fixing block 120, a supporting plate is welded on the lower end surface of the supporting rod 130, the supporting plate is fixed on the upper end surface of the first fixing block 120 through expansion bolts, and meanwhile, the supporting rod 130 is ensured to be in a vertical state, and then the supporting rod 130 is ensured to be in a stable state.
In one embodiment, the installation base further includes a second fixing block 140 and a diagonal draw bar 150, the second fixing block 140 is fixedly disposed on a shore, and the second fixing block 140 is spaced from the first fixing block 120. In a specific arrangement, the second fixing block 140 is a concrete block, the second fixing block 140 can be prefabricated in a concrete prefabricated field, the manufactured second fixing block 140 is transported to two sides of a water body according to the bridge erection position, maintenance of the second fixing block 140 is carried out on the two sides of the water body, the second fixing block 140 is ensured to have higher hardness, and meanwhile, whether the upper surface is smooth or not is checked before the second fixing block 140 is transported, so that the second fixing block 140 meets manufacturing standards is ensured. The second fixing blocks 140 are buried on the sides of the water body by pit digging, so that the upper ends of the second fixing blocks 140 are in a horizontal state, and the second fixing blocks 140 are arranged at intervals on the first fixing blocks 120. The diagonal brace 150 is disposed between the upper end of one of the support bars 130 and the second fixing block 140. Punching is performed on the upper end surface of the second fixed block 140, and a first fixed anchor point is installed on the second fixed block 140. A second fixing anchor point is installed on the side wall of the support rod 130 near the upper end, two ends of the diagonal draw bar 150 are respectively connected with the first fixing anchor point and the second fixing anchor point, wherein the connecting part is fixed by using a fixing bolt, and the stability of the support rod 130 can be increased by using the diagonal draw bar 150.
In one embodiment, the diagonal draw bar 150, the support bar 130 and the load-bearing cable 110 are all galvanized, and the service lives of the diagonal draw bar 150, the support bar 130 and the load-bearing cable 110 can be prolonged through the galvanization, so that the diagonal draw bar 150, the support bar 130 and the load-bearing cable 110 are prevented from being corroded in a humid environment.
In one embodiment, the tensioning member includes a tensioning motor 210 and a tensioning wheel 220, the tensioning motor 210 is fixedly installed at the upper end of the supporting rod 130, the tensioning wheel 220 is fixedly installed on a power output shaft of the tensioning motor 210, the tensioning motor 210 can drive the tensioning wheel 220 to rotate, the load-bearing cable 110 can be wound on the tensioning wheel 220, in an initial state, on any group of installation bases, the load-bearing cable 110 is wound on the tensioning wheel 220 on one of the supporting rods 130, after the supporting rod 130 and the tensioning motor 210 are all installed, one end of the load-bearing cable 110 is pulled to the shore by using an unmanned aerial vehicle, and in other embodiments, one end of the load-bearing cable 110 can be pulled to the shore by using a worker riding a boat. The load-bearing cable 110 is then fixed on the tensioning wheel 220 on the other support bar 130, at this time, the tensioning motors 210 on the two support bars 130 are started, and the two tensioning motors 210 drive the tensioning wheel 220 to rotate in opposite directions, so as to gradually tension the load-bearing cable 110.
In one embodiment, the locking member is a locking sleeve 230, the locking sleeve 230 is fixedly connected to the upper end of the supporting rod 130, the locking sleeve 230 is installed on the outer side of the bearing cable 110, the locking sleeve 230 can fix the bearing cable 110 on the supporting rod 130 when the bearing cable 110 is tensioned, the locking sleeve 230 can enable the bearing cable 110 to be separated from the tensioning wheel 220, in a specific arrangement, a self-centering chuck is arranged in the locking sleeve 230, after the bearing cable 110 is tensioned, the self-centering chuck in the locking sleeve 230 gradually clamps the bearing cable 110, and after the self-centering chuck in the locking sleeve 230 clamps the bearing cable 110, the bearing cable 110 does not slide relative to the locking sleeve 230, so that the bearing cable 110 can be in a stable state.
In one embodiment, the locking sleeve 230 is provided with a cutting knife, and the cutting knife can cut the load-bearing cable 110 when the locking sleeve 230 fixes the load-bearing cable 110. In a specific arrangement, the cutting blade can slide along the cross-sectional direction of the locking sleeve 230, and the cutting blade can cut the load-bearing cable 110 when sliding along the cross-sectional direction of the locking sleeve 230, such that the load-bearing cable 110 is out of contact with the tensioning wheel 220.
In one embodiment, the support bar 130 is provided with a mounting platform 240, and the locking sleeve 230 and the tensioning motor 210 are mounted on the mounting platform 240. A plurality of auxiliary plates 250 are disposed between the lower end surface of the mounting platform 240 and the peripheral side wall of the support rod 130, the auxiliary plates 250 are connected with the peripheral side wall of the support rod 130 by welding, the auxiliary plates 250 are connected with the mounting platform 240 by welding, in other embodiments, rivets may be used to fix the auxiliary plates 250 with the support rod 130, and rivets may be used to fix the auxiliary plates 250 with the mounting platform 240. The stability of the locking sleeve 230 and the tensioning motor 210 on the support bar 130 can be increased by providing the mounting platform 240.
In one embodiment, the load-bearing platform includes a load-bearing cloth 260 and a plurality of mounting rings 270, the plurality of mounting rings 270 are each mounted on the load-bearing cloth 260, and the mounting rings 270 are capable of being mounted on the load-bearing cables 110. Specifically, the mounting ring 270 is capable of sliding on the load-bearing cable 110, and when the load-bearing cloth 260 is mounted on the load-bearing cable 110, the plurality of mounting rings 270 are first mounted on the load-bearing cloth 260 entirely, and then the plurality of mounting rings 270 are fastened to the tensioned load-bearing cable 110 one by one. Specifically, the mounting ring 270 is provided with a clamping ring, the clamping ring can be directly buckled on the load-bearing cable 110, the clamping ring can slide along the load-bearing cable 110, and the efficiency of connecting the load-bearing cloth 260 on the load-bearing cable 110 can be improved by the arrangement of the clamping ring.
In one embodiment, a tensioning rope is disposed on the tensioning wheel 220, when the tensioning wheel 220 rotates, the tensioning rope can be wound on the tensioning wheel 220, one end of the tensioning rope can be connected to the mounting ring 270 at the end of the carrying cloth 260, and the tensioning rope can be tensioned by the tensioning wheel 220 after the locking sleeve 230 fixes the carrying rope 110. Specifically, after the load-bearing rope 110 is separated from the tension pulley 220, one end of the tension rope is connected to the mounting ring 270 at the end of the load-bearing cloth 260, the tension pulley 220 is driven by the tension motor 210, so that the tension rope is wound around the tension pulley 220, and then the load-bearing cloth 260 is gradually pulled, so that the load-bearing cloth 260 is in a flattened state.
In one embodiment, the water pumping pipe 280 is disposed on the upper surface of the carrier cloth 260, and the water pumping pipe 280 can pump the water falling on the surface of the carrier cloth 260 out of the carrier cloth 260. In the arrangement, the water pump 290 is arranged on any bank of the water body, the water pump 290 is connected with the water pumping pipe 280, and when rainwater or building sewage falls on the carrying cloth 260, the water pump 290 can timely pump the rainwater or building sewage falling on the carrying cloth 260 away from the carrying cloth 260.
In one embodiment, the carrying cloth 260 is divided into two layers, wherein the lower layer adopts a dense-mesh safety protection flat net, the upper layer adopts a PE woven cloth, and when the bridge construction is completed, the material of the carrying cloth 260 can be recycled, so that the pollution of the waste carrying cloth 260 to the environment is avoided.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410541740.XA CN118186945B (en) | 2024-04-30 | 2024-04-30 | A prestressed structural system for flexible support water surface net protection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410541740.XA CN118186945B (en) | 2024-04-30 | 2024-04-30 | A prestressed structural system for flexible support water surface net protection |
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| CN118186945A CN118186945A (en) | 2024-06-14 |
| CN118186945B true CN118186945B (en) | 2024-11-26 |
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| CN116827228A (en) * | 2023-06-30 | 2023-09-29 | 华电重工股份有限公司 | Photovoltaic bracket |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN209874519U (en) * | 2019-01-29 | 2019-12-31 | 周方骋 | Waste safety protection collection device for high-altitude construction of building |
| CN110878540B (en) * | 2019-03-05 | 2021-05-04 | 绍兴市览海环保科技有限公司 | A bridge anti-falling net for self-cleaning of fallen leaves |
| CN110761410A (en) * | 2019-09-19 | 2020-02-07 | 中建钢构有限公司 | Cable-assisted large span structure and construction method thereof |
| CN110886187B (en) * | 2019-10-18 | 2021-09-07 | 安徽省路港工程有限责任公司 | Cable crane system installation system and construction method thereof |
| CN212612358U (en) * | 2020-03-09 | 2021-02-26 | 安徽省公路桥梁工程有限公司 | Water anti-pollution isolation belt structure for trestle operation |
| CN215104705U (en) * | 2021-02-03 | 2021-12-10 | 云南建投第四建设有限公司 | A device that falls is prevented in construction for municipal bridge engineering |
| CN114006309A (en) * | 2021-12-01 | 2022-02-01 | 河南送变电建设有限公司 | A new type of assembled spanning equipment |
| CN114777343B (en) * | 2022-04-06 | 2025-05-30 | 长江勘测规划设计研究有限责任公司 | A large-span inclined-stayed stable flexible photovoltaic support system |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203393628U (en) * | 2013-07-15 | 2014-01-15 | 中建五局土木工程有限公司 | Ground basket device |
| CN116827228A (en) * | 2023-06-30 | 2023-09-29 | 华电重工股份有限公司 | Photovoltaic bracket |
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