113 results about "Riprap" patented technology

The invention relates to the technical field of trajectory measurement, discloses an underwater riprap particle motion trajectory measurement device and method, and aims to realize high-precision response tracking of stress and motion trajectory of riprap particles around a foundation under dynamic water scouring based on an underwater positioning unit sensing array and a high-frequency sampling particle motion and attitude detection technology. The technical problem that the motion characteristics of a single riprap particle cannot be observed in previous riprap protection research is solved. Through combined measurement of acceleration and angular velocity data collected by the inertial measurement unit and absolute position measured by the radio frequency unit, the three-dimensional motion condition, track and attitude process of a unit space as well as two-dimensional displacement images of a riprap surface and a vertical flow section are accurately reconstructed; and a centimeter-level-precision visual data support and a low-cost research means are provided for foundation scouring and coastal slope protection and riprap protection research, so that the engineering cost is saved.

The invention discloses a soft soil foundation embankment heightening and widening structure and a construction method, and belongs to the field of water conservancy projects. In order to solve the problems of uneven settlement, landslide instability and overlarge occupied area easily occurring when the soft soil foundation embankment is heightened and widened, the structure comprises precast concrete piles (top beams and ripraps are arranged on the tops of the piles) densely arranged at the slope toe outside the embankment, an inner side cantilever retaining wall (with drainage holes and a gravel inverted filter), geogrids laid in backfill soil in a layered mode, and CFG piles arranged on the lower portion in a plum blossom shape. The guardrail base and the flower bed are integrally poured with the retaining wall. The construction method comprises the steps of slide-resistant pile construction, earthwork excavation, CFG pile construction, retaining wall pouring, embankment body backfilling and embankment top road construction. Bidirectional control over settlement and horizontal displacement is achieved through cooperation of multiple structures, variable-stiffness leveling can be achieved by adjusting parameters of the CFG piles, and the variable-stiffness leveling structure has the advantages of skid resistance, stability, landscape optimization and land occupation saving and is suitable for soft soil foundation embankment upgrading and reinforcing projects.

The invention belongs to the technical field of gravel ridge detection, and relates to a gravel ridge elevation detection system and method. The system comprises a detection rod, a driver, a pull rope sensor and a measurement and control module, the detection rod is arranged on the side, perpendicular to the length direction of the gravel ridges, of the gravel throwing pipe and is parallel to the gravel throwing pipe. The distance between the center of the detection rod and the center of the gravel throwing pipe is equal to the distance between the center lines of every two adjacent gravel ridges. When the riprap pipe lays and levels the current gravel ridge, the detection rod is located above the previous gravel ridge and is driven by the riprap pipe to move in the length direction of the previous gravel ridge, the driver drives the detection rod to move up and down repeatedly, and the detection rod moves downwards to the bottom end of the detection rod to make contact with the top face of the previous gravel ridge every time. The pull rope sensor transmits displacement data of the detection rod when the detection rod moves downwards each time to the measurement and control module for processing, and elevation values of a plurality of detection points of a previous gravel ridge are obtained. According to the invention, the elevation of the previous gravel ridge can be detected while the current gravel ridge is constructed by the riprap pipe, and the elevation detection precision of the gravel ridge is obviously improved.

The utility model discloses a device and system for detecting compactness of rock-fill concrete, the device comprises an inner pipe and an outer pipe sleeved outside the inner pipe, the length of the inner pipe is greater than that of the outer pipe, the inner pipe can be separated from the outer pipe, and the outer pipe can be connected with the inner pipe. The night vision pinhole camera can be put into a hole formed by pulling out the inner pipe after the inner pipe is inserted into the rock-fill concrete through the outer pipe which is partially exposed and partially inserted into the rock-fill concrete, and the cable is connected with the night vision pinhole camera. According to the utility model, the compactness of the rock-fill concrete can be visually monitored.

The invention provides a dynamic optimization method and system for cemented riprap construction parameters in a wave flow environment, and relates to the technical field of construction parameter determination. The method comprises the following steps: firstly, extracting time sequence information of various environmental parameters in a specified construction area from multiple dimensions, and carrying out space-time alignment processing on the various environmental parameters, secondly, recording the construction parameter information in real time, and establishing an association relationship with the environmental parameter information and construction effect information by taking a construction round as a unit, and finally, carrying out time-space alignment processing on the environmental parameters. And training based on the data to obtain a time sequence prediction model for representing the construction condition, so that the optimal construction parameter information can be predicted through the environment parameters and the expected construction effect information in the future preset time interval. By means of the technical scheme, the cemented riprap construction parameters in the wave flow environment can be accurately predicted.

This application relates to the field of marine engineering technology and discloses a marine cofferdam anti-scour structure. The structure includes permanent support piles formed by modifying temporary cofferdam steel pipe piles; a riprap protection body constructed around the support piles; and a capping concrete layer poured on top of the riprap protection body. The riprap protection body is a differentiated structure. In scour hotspot areas calculated based on a hydrodynamic model, its upper riprap layer consists of a mixture of large-diameter boulders and a bio-induced matrix. The bio-induced matrix contains a slow-release marine microbial nutrient binder, which can induce biomineralization in the marine environment to cement loose boulders into a biomimetic reef body with self-healing capabilities. The construction method of this invention correspondingly includes hydrological optimization design and the formation of permanent support piles. This invention achieves precise protection against scour risks through the synergistic optimization of structure and construction method, improving the long-term stability and durability of the cofferdam foundation.

The invention relates to a scouring protection device for an offshore wind power foundation pile. The scouring protection device comprises a riprap layer, a first anti-scouring layer and a second anti-scouring layer. The riprap layer is arranged around the offshore wind power foundation pile in a surrounding mode, and the laying radius of the riprap layer is gradually reduced from the top face to the bottom face of the riprap layer. The first anti-scour layer and the second anti-scour layer surround the offshore wind power foundation pile, the second anti-scour layer is arranged on the top face of the riprap layer and comprises second connecting cables and a plurality of second waste tires, and the adjacent second waste tires are connected through the second connecting cables. The first anti-scour layer is arranged on the top surface of the second anti-scour layer, the first anti-scour layer comprises first connecting cables and a plurality of first waste tires, and the adjacent first waste tires are connected through the first connecting cables. The scour protection device for the offshore wind power foundation pile has the advantages of being high in scour prevention performance and vibration absorption capacity.

The present application relates to a kind of for full floating gravel base laying surveying equipment calibration method, surveying equipment includes riprap pipe GPS and echo sounder, riprap pipe GPS is installed on the top of riprap pipe, echo sounder is installed on the upper end of riprap pipe;Riprap pipe bottom is equipped with oil cylinder, and the telescopic shaft of oil cylinder is connected with echo sounder reflector;The calibration method includes the following steps: layout control network: at least three control points are selected on the shore and layout control network, and total station is installed in any position in control network;The riprap pipe bottom is measured using total station, riprap pipe GPS respectively, and the measurement results of two are compared, to calibrate the measurement accuracy of riprap pipe GPS once;The distance of echo sounder to echo sounder reflector is measured and the measurement result is compared with the actual telescopic amount of oil cylinder, to calibrate the measurement accuracy of echo sounder.The calibration method calibrates the measurement accuracy of surveying equipment, to improve the accuracy of measurement result, avoid the construction error caused by the accuracy of surveying equipment.

The invention discloses a non-shield open sea bridge bottom intelligent riprap device, which belongs to the technical field of building construction, and comprises a transverse rail, the transverse rail is clamped and fixed on a bridge floor, a lifting beam is slidably connected below the transverse rail, the lifting beam moves along the transverse rail, a longitudinal rail is fixedly connected to the lifting beam, and an electric hoist is mounted on the longitudinal rail. And the electric hoist moves along the longitudinal track and is provided with a lifting hook, so that the bridge bottom is riprapped through the lifting hook. The invention further discloses a non-shield open sea bridge bottom intelligent riprapping method. The device can be safely and firmly installed on an existing bridge deck structure, resists wind vibration and shaking of the outside sea, meanwhile has enough flexibility, can cover the area, needing stone casting, of the bridge bottom, can achieve automatic lifting, translation and lowering of stone, and completes precise casting.

The application provides a hundred-meter deep water bridge gravel cushion laying and leveling device and a construction method. The cushion leveling device is of a frame type, adopts caterpillar walking and steering, and adopts a combined scraper type of spiral blades and comb tooth scrapers. The problem of large leveling resistance and large machine weight of the traditional single comb tooth scraper is solved. The underwater positioning technology is used for measurement and positioning, and a rigid measurement rod does not need to be extended out of the water surface, so that the leveling device can be applied to a hundred-meter deep water. The gravel cushion laying and leveling construction method overcomes the influence of waves on the leveling precision, improves the leveling precision, and is suitable for a hundred-meter deep water bridge cushion. A barge is used for support on the water, and a robot is used for laying and leveling under the water. The gravel cushion laying and leveling adopts a method of first pitching and then leveling, and a method of combining relative elevation and absolute elevation is used for leveling precision control, so that the leveling precision meets the requirements.

The invention relates to the technical field of underwater riprapping, and discloses an underwater riprapping device and a riprapping method.The underwater riprapping device comprises a carrying box with the upper portion and the lower portion being open, a plurality of lifting lugs are arranged on the top of the carrying box, and the bottoms of the two sides of the carrying box are rotationally connected with hanging rings; and the supporting mechanism is arranged at the bottom of the carrying box and used for shielding the opening in the bottom of the carrying box and supporting the stones stored in the carrying box. The underwater riprap device has two core modes of centralized riprap and distributed riprap, and the U-shaped frame is unlocked by controlling the main lock catch block, so that the centralized riprap of the two supporting units unfolded in a fan shape is realized; the auxiliary lock catch blocks are controlled to unlock the carrying plates, the multiple carrying plates are driven by the linkage pieces to turn over synchronously, and scattered riprap is completed; and an overall overturning riprap function is additionally achieved, 180-degree rotating riprap of the carrying box can be achieved, the device is suitable for scenes without precise positioning or net bag stone loading, and different underwater operation requirements are met.

The invention discloses a gravity type wharf foundation bed construction method under severe sea conditions based on a platform type leveling ship, and belongs to the technical field of water conservancy projects. The method comprises the steps that the platform type leveling ship is moved to a construction area and positioned, and the ship body is jacked to break away from the severe sea condition influence range; a continuous ridge body is laid by the riprap pipe in a snakelike path; wherein the distance between the centers of the adjacent ridge bodies is 4.0-5.0 times of the designed leveling thickness, and the top width of a furrow between the adjacent ridge bodies is 0.9-1.1 times of the designed leveling thickness; laying is repeated until the ridge bodies and the furrows jointly cover the to-be-constructed gravity type wharf foundation bed area; checking and accepting the gravity type wharf foundation bed, and analyzing and verifying in combination with water depth scanning; and calculating the reduction proportion of the bearing capacity of the foundation bed caused by furrows to ensure that the design requirements of the gravity wharf are met. According to the construction method of the gravity type wharf foundation bed, stable construction of the gravity type wharf foundation bed can be achieved under the severe sea condition, it is guaranteed that the bearing capacity and the settling performance of the foundation bed reach the standard, the construction efficiency is high, and the stone cost is low.

The utility model relates to the technical field of cofferdam construction, in particular to a measurement auxiliary instrument for cofferdam offshore construction. The device comprises a GPS measuring rod, a stabilizing support used for stabilizing the GPS measuring rod and a lifting rope with the free end fixedly connected to the support, and the fixed end of the lifting rope is fixedly connected to a winding mechanism used for winding the lifting rope. The device is simple to manufacture, can be repeatedly used, is convenient to mount, dismount and use, and has better durability; the GPS measuring rod of the device can stably stay on the upper surface of the thrown and filled stone, the GPS measuring rod is prevented from deviating from the measuring position due to underwater surge, and then the precision of measuring the riprap elevation is improved.

The application discloses a small and micro river ecological landscape restoration system, comprising: a drop weir including a front end suspended in the downstream of a river channel; a stone cage wall for supporting the drop weir; a riprap group for constructing a deep pool-shoal sequence, including riprap blocks for forming a nutrient temporary storage area, and refuge gaps provided between adjacent riprap blocks for small fish and shrimps; and a vegetation tower. The application also discloses a small and micro river ecological landscape restoration method. The small and micro river ecological landscape restoration system and the restoration method make the water body in the river channel fall through the front end to form a water curtain in contact with air, increase the oxygen content in the river channel, inhibit the generation and reproduction of anaerobic bacteria, prevent the water body from being black and smelly, ensure the cleanliness of the water body, and increase the ornamental property. The riprap group facilitates the reproduction and refuge of small fish and shrimps, and the vegetation tower is further beneficial to the long-term stable and sustainable development of the water body ecological landscape system.

The application discloses a riprap foundation settlement monitoring device, which comprises a reference plate arranged on a seabed plane to be monitored, the reference plate is used for providing a stable absolute space reference, a vertical pipe is fixedly connected to the reference plate, a protective pipe is further sleeved outside the vertical pipe, the bottom end of the protective pipe is fixed on the reference plate, the top end of the vertical pipe extends above the water surface, an adjustable height adjusting assembly is arranged above the vertical pipe, an extension frame is connected to the height adjusting assembly, a GNSS receiver is connected to the top end of the extension frame, and the GNSS receiver is used for receiving satellite signals to determine the three-dimensional space coordinates of the GNSS receiver. The system is integrated with a wireless communication module, can realize 7*24-hour unmanned automatic monitoring, realizes remote real-time transmission of data, and completely changes the high-cost, high-risk and low-efficiency mode of traditional manual field measurement. Through construction of a monitoring network, comprehensive perception of the settlement of the entire riprap foundation region can be realized.

The invention relates to the technical field of stone breakwater construction, and particularly discloses a stone breakwater construction management method and system based on multi-equipment linkage, and the method comprises the following steps: S1, collecting the real-time position and posture of a breakwater head positioning ship, the real-time position and posture of a block stone transportation ship, and the real-time position of the tail end of a suspension arm of a crane; s2, calculating a three-dimensional construction datum line moving along with the embankment head positioning ship; s3, calculating a three-dimensional coordinate of a cargo hold discharge port of the rock block transport ship; s4, generating a moving path of the crane; s5, the space deviation between the actual hoisting track and the moving path is compared in real time; and S6, when the spatial deviation exceeds a preset allowable range, generating a new moving path and replacing the moving path which is being executed. The construction method is beneficial to realizing stable propulsion and efficient organization of stone breakwater construction under complex sea conditions.

The invention relates to the technical field of foundation bed riprapping and leveling, in particular to a foundation bed riprapping and leveling integrated device. Comprising a trolley assembly, a riprap assembly comprises a riprap vibration pipe and a hopper, the riprap vibration pipe is vertically arranged in a trolley, and the hopper is fixed to the trolley; the vibration assembly comprises a riprap vibration pipe and a vibration hammer located below the riprap vibration pipe, the riprap vibration pipe comprises a vertically-arranged discharging pipe and a discharging pipe which is located below the discharging pipe and obliquely extends forwards and downwards, and a scraping head is arranged at the bottom of the discharging pipe; the vibration hammer and the scraping head are adjacently arranged front and back, the telescopic structure adjusts the relative height of the scraping head and the ramming plate, when the height of the scraping head is lower than a certain height of the ramming plate, thrown stones are riprapped through the riprapping vibration pipe and the scraping head, and meanwhile the vibration hammer drives the ramming plate to conduct vibration leveling operation on a foundation bed after riprapping. Synchronous construction of riprapping and vibration leveling is achieved, the riprapping and vibration tamping functions are achieved through the same structure, the equipment investment is reduced, and the construction cost is reduced.

The invention discloses a novel intelligent weighing method for a riprap weighing excavator, which comprises the following steps: S1, detecting the thrust of a hydraulic cylinder through a main stress sensor mounted at the end part of a piston rod of the hydraulic cylinder of a bucket, detecting the inclination angle of the hydraulic cylinder through an inclination angle sensor, calculating the vertical component force and calculating the static load; s2, detecting an output angular velocity omega and an acceleration alpha through an inertial measurement unit arranged at a movable arm joint, establishing a real-time position attitude matrix, and compensating a dynamic error; s3, multi-source data are fused by adopting Kalman filtering through a pressure sensor group distributed at a hinged point of a bucket connecting rod, and a statics moment balance equation is established; s4, establishing a dynamic compensation model, introducing an acceleration correction term, and calculating a dynamic weight; and S5, the weighing result is verified. Through the main stress sensor, the inertial measurement unit and the pressure sensor group and real-time calculation, the weight of materials in the seawall riprapping process can be effectively detected, and the measurement and calculation result is more accurate.

The utility model relates to the technical field of riprap equipment, and discloses an efficient riprap auxiliary device which comprises a ship body and guide rails fixedly connected to the ship body through balancing weights, the two guide rails are arranged in parallel, two sliding assemblies are connected to the guide rails in a sliding mode, and a riprap box is arranged among the four sliding assemblies. An opening is formed in the upper end of the riprap box, and a bottom plate opening and closing assembly is arranged at the bottom of the riprap box. The stone throwing device solves the problems that existing stone throwing operation is tedious, labor-consuming and low in efficiency, and meanwhile, the problem that the downward throwing accuracy of a single stone is poor is solved.

The present invention relates to the technical field of port breakwater structure design, and in particular, to an assembled eco-friendly water-permeable breakwater structure, comprising a geotechnical waterproof material layer, a flexible mattress layer, a riprap layer, a gravel layer, a gabion, a land area, a solid component, a water-permeable component, and a power generation component. The flexible mattress layer is arranged above the geotechnical waterproof material layer, and the riprap layer is arranged above the flexible mattress layer. The gravel layer is arranged above the riprap layer, and the water-permeable component is arranged above the gravel layer. The solid component is arranged above the water-permeable component, and the power generation component is arranged on one side of the solid component. One end of the geotechnical waterproof material layer borders the land area, and one side of the water-permeable component borders the land area. The gabion is arranged at an edge of the geotechnical waterproof material layer. To improve conventional breakwater structures, the present invention uses an assembled breakwater, and designs an underwater portion thereof as a water-permeable structure, so that seawater inside and outside a port area can circulate. In addition, wave energy power generation is used to improve the aesthetics of the breakwater.

This invention discloses a method for monitoring the entire process of underwater rock-throwing, comprising: S1, measuring the original terrain; S2, setting up a grid-like rock-throwing retaining ring; S3, determining the amount of rock thrown into the retaining rings; S4, carrying out the rock-throwing construction; S5, monitoring the rock-throwing process; S6, constructing a dynamic benchmark network model; S7, carrying out supplementary rock-throwing construction; S8: selecting the next set of retaining rings for rock-throwing, repeating steps S4-S7 until the underwater rock-throwing construction of all retaining rings in the area to be rock-throwing is completed, and then executing step S9; S9: obtaining the completed cross-section for measurement verification. This invention can realize the full-process monitoring of underwater rock-throwing construction, improving the accuracy of rock-throwing, the accuracy of supplementary rock-throwing, and the reliability of completion measurement.

The application provides a flexible replenishment pipe deep water rubble bed leveling equipment and a use method thereof, which comprises a mother ship and an underwater leveling frame, the mother ship and the leveling frame are connected through a flexible replenishment hose and multiple umbilical cables, a moving mechanism is arranged on the leveling frame, and a riprap pipe is arranged on the moving mechanism. The overall device is a mother ship, underwater leveling frame and flexible replenishment hose scheme, the influence of the harsh environment of the open sea deep water area on the leveling precision is avoided, the scheme can be applied to 100-meter deep water. The flexible hose is used as the flexible replenishment scheme, and the underwater accurate replenishment is realized. The mother ship and the leveling frame can move to realize high-precision positioning, the positioning frame can check the information of the leveled frame after positioning, and the positioning precision is further improved. The moving mechanism on the leveling frame can uniformly feed the rubble, and the material level is kept stable. The riprap pipe is used for separating the rubble and water in the flexible replenishment hose, the riprap pipe is suitable for the rotation and movement angle of the leveling frame, and is suitable for popularization and use.

The present application relates to the technical field of energy dissipation and scour prevention of hydraulic structures, and discloses a van-type energy dissipation and sand removal pool, which comprises a connecting section and an energy dissipation and sand removal section, the energy dissipation and sand removal section comprises a bottom plate II, side walls, water retaining overflow walls, overflow openings, energy dissipation and water distribution walls, sand removal gates, water delivery gates, a working platform, a hoist, an energy dissipation and sand removal van, and an energy dissipation and water delivery groove, the bottom of the side wall of the energy dissipation and sand removal section is connected with the bottom plate II, a plurality of energy dissipation and water distribution walls and water retaining overflow walls are arranged on the bottom plate II at intervals, the downstream ends of the left and right sides of each energy dissipation and water distribution wall are connected with the upstream ends of two water retaining overflow walls respectively, and the overflow openings are arranged on the upper portions of the water retaining overflow walls. The van-type energy dissipation and sand removal pool has a reasonable structure, and when water flows through the van-type energy dissipation and sand removal pool, three collision energy dissipations are achieved, the problem of downstream riverbed siltation caused by artificial active rock throwing for energy dissipation is completely eliminated, the flow state characteristics of the conventional stilling pool are effectively improved, and the energy dissipation effect of the stilling pool is better.

The utility model relates to the technical field of water conservancy protection slopes, in particular to an ecological environment-friendly water conservancy protection slope which comprises a protection slope body, the protection slope body comprises a reinforcing slope body with one vertical side and one inclined side and an inclined retaining wall bank protection body arranged on the inclined side of the reinforcing slope body, and a plain concrete cushion layer is arranged at the bottom of the inclined retaining wall bank protection body. The plain concrete cushion layer is buried below the earth surface, and the bottom area of the upward-inclined retaining wall revetment body is larger than the top area of the upward-inclined retaining wall revetment body. A cement stabilized macadam base layer located in the reinforcing slope body is arranged in the middle of one side of the upward-inclined retaining wall revetment body in a downward-inclined mode. The top of the cement stabilized macadam base layer is provided with a flow blocking dam in an isosceles trapezoid shape, and the upper end of the flow blocking dam extends to the position above the reinforced slope body. The anti-scouring capacity is enhanced through the inclined retaining wall, the multi-layer protection structure and the riprap fixing feet, the stability is improved by combining the reinforcing mesh and the foundation piles, and ecological protection is achieved through the diversion trench and the permeable design.

The invention relates to the technical field of foundation bed riprap and leveling, in particular to a leveling layer riprap and leveling process of a floating type leveling ship in a shielded sea area. A leveling ship is used for riprapping on a bottom block stone layer to form a leveling layer, the height from a scraping head at the bottom of a riprapping pipe to the bottom block stone layer is adjusted, the height of the scraping head is made to be equal to the thickness of the leveling layer, stone in the riprapping pipe is kept at the set height, a trolley on the leveling ship is started, and the trolley moves along a track at the set speed. The stone throwing pipe vibrates up and down in the process of synchronously moving along with the trolley, stones in the stone throwing pipe fall onto the bottom-layer block stone layer from the scraping head, the scraping head scrapes the stones falling onto the bottom-layer block stone layer and vibrates and tamps the stones until the trolley moves to the other end of the track, and construction of the first ship position is completed; the scraping head realizes synchronous construction of riprapping and scraping of the scraping head, so that the working efficiency is improved, the number of on-site ships is reduced, and the construction cost is reduced.

To provide a weight type rubble leveling management system capable of efficiently advancing the work and improving the construction accuracy when rolling and leveling the surface of a rubble mound by a weight.SOLUTION: Since the weight-type riprap leveling management system 1 includes, in addition to the total station 9 for measuring the position of the weight 2, the depth measuring system 10 for displaying the state of unevenness of the top surface 5 of the riprap mound 4 on the monitor when the top surface 5 is being rolled and leveled by the weight 2 based on information from the total station 9, the work of rolling and leveling the top surface 5 of the riprap mound 4 by the weight 2 can be carried out efficiently, and the construction accuracy (leveling accuracy) can be improved.SELECTED DRAWING: Figure 1

The application provides a honeycomb trapezoidal riprap frame for a seawall structure and a construction method, and relates to the field of water conservancy projects. The honeycomb trapezoidal riprap frame is composed of a plurality of diamond modules, support columns and small ripraps to form a trapezoidal slope protection structure. The plurality of diamond modules are arranged in an alternating and staggered manner. The adjacent diamond modules are connected by the support columns. The diamond modules are filled with small ripraps. The diamond module includes a diamond block body. A semicircular groove in a semicircular shape is arranged on each of the four corners of the diamond block body. The semicircular grooves of the adjacent two diamond block bodies can completely wrap the support column. A clamping groove is vertically arranged at the middle position of the upper and lower surfaces of the four edges of the diamond block body. The honeycomb trapezoidal riprap frame limits the small ripraps to prevent the small ripraps from being washed away by the tidal current and causing piping and other risks. At the same time, the load stress of the small ripraps is dispersed in block form to each diamond module, which greatly improves the stability of the seawall and reduces the risk of dam collapse.

The present application relates to the wharf overall construction technical field, especially to a kind of old wharf berth underwater deepening reinforcement overall construction method, comprising: construction platform is built on the riverbed of old wharf to be constructed berth, and the riverbed soil is sequentially punched and grouted, to obtain reinforced riverbed soil;The clay distribution map of reinforced riverbed soil is obtained and the reinforced riverbed soil is divided into first area and second area;The grout outlet obstruction section inside reinforced riverbed soil is obtained;The grouting intensity of grout reaching grout outlet is determined based on the height difference of grout outlet obstruction section and the full-welded area of the outer cladding of steel pipe pile, or the grouting intensity of grout reaching grout outlet is redetermined;According to grouting intensity, grouting to steel pipe pile is completed, and base bed riprap backfilling, construction platform dismantling and old wharf front dredging are sequentially carried out, to complete old wharf berth underwater deepening reinforcement.The present application realizes the strength improvement of old wharf berth underwater deepening reinforcement.

The invention discloses a coastal high-pile wharf riprap device and a mounting method thereof. The device comprises a first conveying mechanism, a second conveying mechanism and a third conveying mechanism, the first conveying mechanism is horizontally arranged on the surface layer of the wharf, the third conveying mechanism is horizontally arranged on the water surface below the wharf, and the second conveying mechanism is vertically arranged; the upper end and the lower end of the first conveying mechanism are connected with the first conveying mechanism and the third conveying mechanism respectively; the method comprises the steps that a first conveying mechanism is hoisted to a preset position of a wharf surface layer through hoisting equipment, and an inverted trapezoidal funnel is installed at the front end of the first conveying mechanism; the second conveying mechanism is vertically mounted at the front edge of the wharf through hoisting equipment and connected with the first conveying mechanism; and the third conveying mechanism is hoisted to the water surface below the wharf through hoisting equipment, so that the third conveying mechanism stably floats on the water surface, and the third conveying mechanism is connected with the second conveying mechanism. The method is applied to the technical field of port navigation channel engineering.

The invention relates to the technical field of foundation bed riprap leveling, in particular to a technology for synchronous construction of foundation bed bottom layer riprap and vibration tamping. A full-floating type leveling ship is used for riprapping and leveling operation, and the method comprises the following steps that the leveling ship stands, the relative position of a scraping head and a vibration hammer is adjusted, riprapping is conducted at a first riprapping point position, riprapping is conducted at a second riprapping point position, tamping is conducted at the first riprapping point position, and construction of all ship positions is completed; according to the technical scheme, the height of the vibratory hammer is adjusted, so that a tamping plate at the bottom of the vibratory hammer is higher than the riprap elevation by a set distance, the height of the riprap pipe is adjusted, so that a scraping head at the bottom of the riprap pipe is higher than the tamping plate by a set distance, the scraping head conducts quantitative riprap on a second riprap point, and the vibratory hammer vibrates up and down to conduct vibratory tamping on stones at a first riprap point. The scraping head does not make contact with the stone at the second stone throwing point position in the stone throwing process until the height of the stone reaches the designed elevation; continuous and synchronous construction of riprapping and vibration tamping is realized, the equipment investment is reduced, and the construction cost is reduced.