Gravity embedded type slope dike armor block structure and modular construction method
Through the gravity inter-embedded slope surface protection block structure and modular construction method, the problems of easy fracture and non-standard design of supermassive blocks are solved, and the blocks are self-stabilized and efficiently constructed, reducing material consumption and maintenance costs.
Patent Information
- Application Number
- CN202510941170.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-07-09
- Publication Date
- 2025-08-08
- Estimated Expiration
- 2045-07-09
AI Technical Summary
In the prior art, supermassive blocks are easily broken due to material strength limitations, and simple weight gain leads to nonlinear increase in material consumption and cost. Two-dimensional interlocking design is prone to chain instability under the action of oblique waves. The construction of special-shaped blocks relies on manual adjustments and non-standardized design hinders modular application, resulting in high maintenance costs throughout the life cycle.
The gravity inter-embedded slope embankment surface protection block structure is adopted, and the block is self-stabilized through the multi-directional occlusal mechanism of embedded bosses and embedded grooves. Combined with modular design, BIM digital modeling is used to optimize the block placement, composite nanofiber reinforced concrete prefabricated blocks are used, and AR visualization equipment is used for precise construction.
It improves the overall stability and anti-slip performance of the surface protective block structure, reduces material consumption and construction costs, improves construction efficiency, and forms a "structure-function-process" collaborative innovation system.
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Figure CN120443597A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of coastal protection engineering, and in particular to a gravity interlocking slope embankment face protection block structure and a modular construction method. Background Art
[0002] In the field of coastal protection engineering, traditional slope embankment face blocks have long faced the difficult task of balancing stability and engineering economics. Existing technologies rely on the principle of self-weight stability, increasing the mass of individual blocks to resist wave impact. However, this technology has exposed multiple technical bottlenecks: ultra-massive blocks are prone to fracture due to material strength limitations, and a simple weight-increasing strategy leads to a nonlinear increase in material consumption and cost. The two-dimensional interlocking design is prone to chain instability under the action of oblique waves, and the high-porosity wave-breaking structure is inconsistent with its anti-slip performance. In addition, the construction of special-shaped blocks relies on manual adjustment, resulting in insufficient positioning accuracy in the harsh offshore environment. The non-standardized design hinders the application of modular technology, resulting in a broken design-construction data chain and high maintenance costs throughout the entire life cycle.
[0003] To this end, we designed a gravity-interlocking slope embankment face block structure and modular construction method to solve the above problems. Summary of the Invention
[0004] The purpose of the present invention is to solve the shortcomings of the prior art, such as the tendency of super-mass blocks to break due to material strength limitations, the nonlinear growth of material consumption and cost caused by the simple weight increase strategy, the tendency of two-dimensional interlocking design to cause chain instability under the action of oblique waves, the reliance on manual adjustment for the construction of special-shaped blocks, the obstruction of the application of modular technology by non-standardized design, and the high maintenance cost throughout the life cycle. A gravity-interlocked slope embankment face protection block structure and a modular construction method are proposed, which realize self-stabilization of the blocks through a multi-directional bite mechanism, optimize the wave-breaking performance by integrating multiple blocks, and improve the construction efficiency by combining modular design, thereby forming a "structure-function-process" collaborative innovation system.
[0005] In order to achieve the above object, the present invention adopts the following technical solutions:
[0006] A modular construction method for a gravity interlocking slope embankment face block structure, the modular construction method comprising the following steps:
[0007] Step 1: Prefabricate a protective face block structure using concrete material, and coat the surface of the protective face block structure with an epoxy resin graphene anti-corrosion layer;
[0008] Step 2: BIM digital modeling, building an optimization model for the placement of the armor block structure and formulating the optimal placement strategy for the armor block structure;
[0009] Step three: According to the optimal placement strategy of the protective block structure, the slope embankment protective block structure is modularly constructed.
[0010] Further preferably, in step one, when concrete material is used to prefabricate the protective face block structure, a 3D printing template is used to prefabricate the protective face block structure; composite nanofibers are added to the concrete matrix, and the composite nanofibers contain carbon nanotubes and basalt fibers, with the weight proportion of the carbon nanotubes being 0.5%-1.0%, and the weight proportion of the basalt fibers being 0.3%-0.6%.
[0011] Further preferably, in step 2, BIM digital modeling to construct an optimized model for the placement of the face block structure includes the following steps:
[0012] Create a 3D digital model of the associated face armor block geometric parameters based on BIM software and generate a face armor block family library;
[0013] Use the armor block family library to search for hydrological data to obtain hydrological data including wave incidence angle and wave height;
[0014] The objective fitness function is to maximize the stability of the slope embankment face block structure. , construct an optimization model for the placement of the armor block structure, and the expression is as follows: ; in, Indicates the structural stability score of the armor block, Indicates the regularity score of the armor block arrangement, represents the wave impact score; 、 as well as are weight coefficients respectively; Armor block structure stability score , is evaluated by calculating the contact area ratio between each armor block structure and the adjacent armor block structure and the contact friction between each armor block structure and the slope embankment, and the expression is as follows: ; Where, and are the weight factors of the contact area ratio of the armor block and the friction contribution, is the contact friction between the face block and the slope embankment, , is the static friction coefficient between the face block and the slope embankment surface, represents the downward normal force of the face block, It represents the reference value of the normalized friction force introduced, which is the expected maximum possible sliding force; Indicates the contact area ratio between the face blocks, ; Indicates the Block and The actual contact area between the blocks, Indicates the The theoretical maximum contact area of the block; Regularity score of armor block arrangement , and solve it using the following expression: ; In the above formula, and They represent the weights of the horizontal staggered spacing score and the bite depth score between the face blocks, The horizontal staggered spacing score between the face blocks. ; ; In the above formula, is the number of adjacent facing block pairs, represents the scoring function, represents the side length of the face block, Indicates the horizontal staggered spacing between facing blocks; It represents the bite depth score between the face blocks and is solved using the following expression: ; ; In the above formula, represents the scoring function, Indicates the height of the embedded boss, Indicates the engagement depth between the embedded boss and the embedded groove; Indicates the wave impact score , solve it using the following formula: ; Where, and are the weighting factors of the wave incident angle and wave height, is the wave incident angle, is the wave height, represents the minimum wave height, Indicates the maximum wave height.
[0015] Further preferably, in step three, according to the optimal placement strategy of the protective block structure, the slope embankment protective block structure is modularly constructed. After the protective block structures are placed in engagement with each other, the placement of the slope embankment protective block structure is monitored by AR visualization equipment to obtain the actual placement angle and position deviation. After dynamically adjusting the posture of the protective block, epoxy mortar is poured into the embedded groove, and connecting reinforcement is used to anchor adjacent protective blocks.
[0016] A gravity interlocking slope embankment face protection block structure is provided for a modular construction method of a gravity interlocking slope embankment face protection block structure. The gravity interlocking slope embankment face protection block structure comprises:
[0017] The center block and the corner blocks are fixedly provided with the corner blocks on the top corners of the center block, and the sides of the center block are respectively fixedly provided with embedded bosses and embedded grooves, and the embedded bosses are embedded in the embedded grooves. The top of the center block is fixedly provided with a wave-breaking boss, and the center position of the bottom is provided with a gravity anchoring boss, and the gravity anchoring boss adopts a platform structure with a quadrilateral bottom surface; the embedded bosses are provided on two adjacent side surfaces of the center block, and the embedded grooves are provided on the other two adjacent side surfaces of the center block.
[0018] Further preferably, the central block is a cube structure, the corner blocks are polygonal block structures, the number of the corner blocks is consistent with the number of the vertex corners of the central block, and each vertex corner of the central block is fixedly provided with a corner block;
[0019] The corner blocks are of irregular quadrilateral or pentagonal structure, the edges of which are chamfered structures, and the corner blocks are arranged in a mirror-symmetrical manner along the axis of the central block.
[0020] Further preferably, the embedded boss is composed of two layers of convex bodies of different sizes, both of which protrude from the side of the central block. The height of the large convex body protruding from the side of the central block is less than the height of the small convex body protruding from the side of the central block. The protruding contour of the small convex body is consistent with the inner contour of the groove of the embedded groove.
[0021] The embedded groove is a closed groove structure formed by convex blocks protruding from the side of the central block, and the groove depth of the embedded groove is greater than the height of the small convex body protruding from the large convex body.
[0022] Further preferably, the structure of the wave-eliminating protrusion is the same as that of the embedded boss.
[0023] Further preferably, the wave-breaking projection is a platform structure with an arc-shaped cross-section structure on one side, and the upper end edge of the arc-shaped cross-section is provided with a chamfered surface.
[0024] Compared with the existing technology, the present invention has the following advantages: It adopts a modular single-body armor block structure. By interlocking embedded bosses and embedded grooves, a multi-directional mechanical interlock is formed between each armor block structure, effectively solving the problem of large-mass blocks being prone to fracture due to material strength limitations, while also increasing the overall stability of the armor block structure. By arranging corner blocks, wave-breaking bosses, and gravity anchor bosses on the central block, the multi-block structure is integrated to optimize wave-breaking performance, improving the anti-slip coefficient of the armor block structure while effectively ensuring the high-porosity wave-breaking efficiency of the armor block structure. By building a digital design platform, parametric modeling and intelligent construction design preview are realized, improving construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1 This is a schematic diagram of a first block structure of a gravity interlocking type slope embankment face protection block structure according to an embodiment of the present invention; Figure 2 Schematic diagram of the second structure of the block of the gravity interlocking type slope embankment face protection block structure in an embodiment of the present invention; Figure 3 Schematic diagram of the third structure of the block of the gravity interlocking type slope embankment face protection block structure in an embodiment of the present invention; Figure 4 Schematic diagram of the combination of the gravity interlocking type slope embankment face protection block structure in an embodiment of the present invention; Figure 5 Schematic diagram of the slope embankment laying of the gravity interlocking slope embankment face block structure according to an embodiment of the present invention; Figure 6 This is a schematic flow chart of a modular construction method for a gravity interlocking slope embankment face block structure proposed in the present invention.
[0026] Numbers in the figure: 1, center block; 2, corner block; 3, embedded boss; 4, embedded groove; 5, wave-breaking boss; 6, gravity anchor boss. DETAILED DESCRIPTION
[0027] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.
[0028] This paper proposes a gravity interlocking slope embankment face protection block structure, referring to Figure 1The gravity interlocking slope embankment protection block structure includes a central block 1 and corner blocks 2. The side length of the central block 1 can be 1.5 meters to 4 meters. The corner blocks 2 are fixedly arranged on the top corners of the central block 1. The function of the corner blocks 2 is to break waves. The size range of the central block 1 and the corner blocks 2 together is 2 meters to 5 meters. The side surfaces of the central block 1 are respectively fixed with embedded bosses 3 and embedded grooves 4. The embedded bosses 3 are embedded in the embedded grooves 4. An interlocking fixed relationship is formed between the embedded bosses 3 and the embedded grooves 4, which connect and fix the various protection block structures so that the slope surface forms an integral protection structure. A wave-breaking protrusion 5 is fixed on the top of the central block 1. The structure of the wave-breaking protrusion 5 can be set in the same way as the structure of the embedded boss 3. The function of the wave-breaking protrusion 5 is also to break waves and weaken the kinetic energy of seawater scouring the embankment. In order to balance the wave-breaking efficiency and structural stability, a honeycomb multi-chamber structure is set inside the central block 1. The chamber diameter is 100mm-150mm, the cavity wall thickness is 20mm-30mm, the porosity is controlled at 45%-55%, and the permeability coefficient is 0.8-1.2m / s.
[0029] like Figure 3 As shown, a gravity anchoring boss 6 is provided at the bottom of the central block 1. The gravity anchoring boss 6 is located at the center of the bottom of the central block 1. The gravity anchoring boss 6 adopts a platform structure with a quadrilateral bottom surface. The gravity anchoring boss 6 can be embedded in the slope embankment.
[0030] Next, this embodiment further introduces the structure of the protective block. The central block 1 in this embodiment adopts a cubic structure, and of course other polyhedron structures can also be used. The corner block 2, which is the main structural component for wave elimination, adopts a polygonal block structure. For example, the corner block 2 can adopt an irregular quadrilateral or pentagonal structure (a pentagonal structure is shown in the figure). The distance between the two sides of the corner block 2 and the central block 1 should be one-fourth of the side length of the central block 1, and the distance between the bottom end of the corner block 2 and the central block 1 should not be greater than the upper and lower surfaces of the central block 1. The edge of the corner block 2 is a chamfered structure, and the edge is chamfered with a chamfer size of 20cm-50cm. With the polygonal and chamfered structure set on the edge, it is more conducive to the wave elimination effect of the corner block 2.
[0031] The number of corner blocks 2 is consistent with the number of vertex corners of the central block 1. A corner block 2 is fixedly set on each vertex corner of the central block 1. This embodiment adopts a cube structure, and 8 corner blocks 2 are correspondingly set. The corner blocks 2 are mirror-symmetrically arranged along the axis of the central block 1.
[0032] The embedded bosses 3 and embedded grooves 4 are the primary components for achieving the interlocking connection of the face shield block structure, and are specifically described in this embodiment. Their placement within the central block 1 is as follows: embedded bosses 3 are positioned on two adjacent side surfaces of the central block 1, while embedded grooves 4 are positioned on the other two adjacent side surfaces. The height of the embedded bosses 3 is 15%-20% of the height of the central block 1, and chamfered surfaces (at an angle of 30°-45°) can be provided at the end edges to facilitate the formation of an embedded, interlocking structure. The depth of the embedded grooves 4 is 1.1-1.3 times the height of the embedded bosses 3, and shear ribs (spacing 50mm-80mm and 5mm-8mm high) are positioned within the grooves.
[0033] Specifically, the embedded boss 3 is composed of two layers of convex bodies of different sizes, both of which protrude from the side of the central block 1. The height of the large convex body protruding from the side of the central block 1 is less than the height of the small convex body protruding from the side of the central block 1. The protruding contour of the small convex body is consistent with the internal contour of the embedded groove 4. The embedded groove 4 is a closed groove structure surrounded by convex bodies protruding from the side of the central block 1. The groove depth of the embedded groove 4 is greater than the height of the small convex body protruding from the large convex body. Therefore, the small convex body of the embedded boss 3 can be embedded in the embedded groove 4, as shown in FIG. Figure 4 As shown, using a combination of four protective face blocks as an example, the embedded boss 3 of the first, lower left protective face block is embedded in the embedded groove 4 of the second, upper left protective face block. The embedded groove 4 of the second, upper left protective face block is embedded in the embedded boss 3 of the third, upper right protective face block. The embedded groove 4 of the third, upper right protective face block is embedded in the embedded boss 3 of the fourth, lower right protective face block. The embedded groove 4 of the fourth, lower right protective face block is embedded in the embedded boss 3 of the first, lower left protective face block. This multi-directional mechanical engagement improves the anti-slip coefficient to 2.5-3.0 (compared to 1.2-1.8 for conventional blocks).
[0034] The core stone is laid on the gravity interlocking slope embankment. The particle size of the core stone is 1.2-1.5 times the pore diameter of the honeycomb multi-chamber structure to enhance the anti-slip ability. Then, according to the above embedding method, modular construction and installation are carried out according to the area of the slope protection surface to form a Figure 5 The slope embankment laying plan of the gravity interlocking slope embankment protective face block structure shown.
[0035] In order to better play the role of wave elimination, the other structures of the face block structure of this embodiment are consistent with the above design, and only the structure of the wave elimination protrusion 5 is optimized. Figure 2The method is as follows: the wave-breaking convex block 5 is a platform structure with an arc-shaped cross-section structure on one side. The upper edge of the arc-shaped cross-section is provided with a chamfered slope. In some construction scenarios, the arc-shaped cross-section structures between the wave-breaking convex blocks 5 can also be hooked and combined. Generally, the wave-breaking convex block 5 mainly serves as a wave-breaking functional component. The arc-shaped cross-section structure faces the incoming flow direction (that is, the arc-shaped cross-section is the wave-facing surface). The arc-shaped cross-section as the wave-facing surface adopts the Koch fractal curve quantitative design, and the curvature radius decreases according to the gradient ( =200-300mm, =80-120mm), forming a multi-level vortex excitation zone, realizing graded dissipation of wave energy, which is more conducive to breaking waves and dissipating momentum, and effectively reducing the scouring of coastal currents on the embankment.
[0036] Based on the above introduction of the gravity interlocking slope embankment protection block structure, in order to carry out modular construction more efficiently and intelligently, a modular construction method of the gravity interlocking slope embankment protection block structure is further proposed, such as Figure 6 , the modular construction method comprises the following steps:
[0037] Step 1: Use concrete material to prefabricate the protective block structure, and coat the surface of the protective block structure with an epoxy resin graphene anti-corrosion layer (thickness 0.5mm-1.0mm).
[0038] When using concrete materials (ultra-high-strength concrete, strength grade C80-C100) to prefabricate the protective block structure, a 3D printing template is used to prefabricate the protective block structure, with an accuracy error of ≤2mm, and the concrete curing period is shortened to 7 days; composite nanofibers are added to the concrete matrix, and the composite nanofibers contain carbon nanotubes and basalt fibers, with the weight proportion of carbon nanotubes being 0.5%-1.0%, and the weight proportion of basalt fibers being 0.3%-0.6%.
[0039] Step 2: BIM digital modeling, building an optimization model for the placement of the armor block structure and formulating the optimal placement strategy for the armor block structure, including the following steps:
[0040] Create a 3D digital model of the associated face armor block geometric parameters based on BIM software and generate a face armor block family library;
[0041] Use the armor block family library to search for hydrological data (you can log in to the official website of the Ministry of Water Resources Information Center or other official data) to obtain hydrological data including wave incidence angle and wave height;
[0042] In genetic algorithms, the goal of the fitness function is usually to maximize or minimize a target value. In this embodiment, the target fitness function is to maximize the stability of the slope embankment face block structure. , construct an optimization model for the placement of the armor block structure, and the expression is as follows: ; in, It represents the structural stability score of the face block, which can be measured by calculating the contact area ratio or bite depth between blocks; Indicates the regularity score of the arrangement of the face blocks, for example, the horizontal staggered spacing is 0.6-0.8 times the side length of the face block, and the bite depth is ≥ 70% of the boss height; The wave impact score is the impact force of waves on the block structure calculated based on factors such as wave incident angle, wave height and embankment slope; 、 as well as are weight coefficients respectively.
[0043] Armor block structure stability score The larger the contact area, the higher the score. This is evaluated by calculating the contact area ratio between each armor block structure and the adjacent armor block structure and the contact friction between each armor block structure and the slope embankment. The expression is as follows: ;
[0044] Where, and are the weight factors of the contact area ratio of the armor block and the friction contribution, is the contact friction between the face block and the slope embankment, , is the static friction coefficient between the face block and the slope embankment surface, represents the downward normal force of the face block, It represents the reference value of the normalized friction force introduced, which is the expected maximum possible sliding force; Indicates the contact area ratio between the face blocks.
[0045] ; Indicates the Block and The actual contact area between the blocks, Indicates the The theoretical maximum contact area of the blocks.
[0046] Check whether the horizontal staggered spacing is within the set range (such as 0.6-0.8 times the side length of the protective face block). If it is in compliance, the score will be higher. , and solve it using the following expression: ; In the above formula, and Respectively represent the weights of the horizontal staggered spacing score and the bite depth score between the face blocks, usually .
[0047] The horizontal staggered spacing score between the face blocks. ; ; In the above formula, is the number of adjacent facing block pairs, represents the scoring function, represents the side length of the face block. The ideal range of horizontal staggered spacing is [0.6L, 0.8L]. Indicates the actual horizontal staggered spacing between the face blocks. The score is positive if it falls within the ideal range, and negative or zero otherwise.
[0048] It represents the bite depth score between the face blocks and is solved using the following expression: ; ; In the above formula, represents the scoring function, Indicates the height of the embedded boss. The standard for the bite depth is not less than 0.7 , Indicates the engagement depth between the embedded boss and the embedded groove. Greater than or equal to 0.7 The score is positive when , otherwise it is negative or zero.
[0049] Considering the wave incident angle and wave height For the impact of impact force, a simplified scoring function is designed to express the wave impact score, assuming that the wave incident angle varies between 0° and 90°, and the wave height It also varies within a certain range (e.g. 3m-10m). Wave impact score can be defined , solve it using the following formula: ; Where, and They are the weighting factors of the wave incident angle and wave height, respectively. , is the wave incident angle, ranging from 0° to 90°, is the wave height (m), represents the minimum wave height, Indicates the maximum wave height, which can be set according to actual conditions, for example =3 meters, = 10 meters. The above formula reflects the influence of wave incident angle and wave height on the score. The closer the angle is to 0° or the lower the wave height is, the higher the score is.
[0050] Developing a placement strategy for the face block structure includes:
[0051] The geometric dimension parameters of the armor block structure and the location of the slope embankment, including the wave incidence angle (0°-90°) and wave height (3 meters-10 meters), are input into the optimization model of the armor block structure placement, and multiple random arrangement schemes of the armor blocks are generated as the initial solutions. Each scheme is scored using the target fitness function. The armor block structure placement scheme corresponding to the highest score is the optimal placement strategy for the armor blocks.
[0052] Step three: Based on the optimal placement strategy for the armor block structure, modular construction of the slope embankment armor block structure is carried out. After the armor block structures are interlocked and placed, the placement of the armor block structures is monitored using AR visualization equipment to obtain the actual placement angle and position deviation. The armor block posture is dynamically adjusted based on the deviation value to ensure construction accuracy. Finally, epoxy mortar is poured into the embedded grooves with a compressive strength of ≥50MPa and a fill rate of ≥95%. Connecting bars (diameter 12-16mm) are used to anchor adjacent armor blocks. The anchorage length between the bars and the blocks is ≥30 times the bar diameter, forming a comprehensive anti-overturning network.
[0053] The modular construction method of this embodiment is used to carry out modular construction and assembly of the slope embankment face protection block structure, reducing on-site adjustment time by 50% and achieving a daily laying volume of 80-100 blocks.
[0054] The modular design of this invention improves construction efficiency and forms a "structure-function-process" collaborative innovation system. It focuses on solving the problem of mechanical coupling failure under complex waves, developing an optimized model for the placement of armor block structures that adapt to multi-directional irregular waves and breaking waves, and building a digital design platform to achieve parametric modeling and intelligent construction rehearsal. The research results will promote the transformation of armor structures from "passive defense" to "active adaptation", provide deep-water port projects with autonomous solutions that combine safety, economy, and climate resilience, and contribute to the high-quality development of my country's marine infrastructure.
[0055] It should be noted that the parts not involved in the present invention are the same as the existing technology or can be implemented by using the existing technology.
[0056] The above description is only a preferred specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any technician familiar with the technical field, within the technical scope disclosed by the present invention, who makes equivalent replacements or changes based on the technical solution and inventive concept of the present invention, should be covered by the scope of protection of the present invention.
Claims
1. A modular construction method for a gravity interlocking slope embankment face block structure, characterized in that: The modular construction method includes the following steps: Step 1: Prefabricate a protective face block structure using concrete material, and coat the surface of the protective face block structure with an epoxy resin graphene anti-corrosion layer; Step 2: BIM digital modeling, build an optimization model for the placement of the armor block structure, and formulate the optimal placement strategy for the armor block structure. The optimal placement strategy includes: The geometric parameters of the armor block structure and the location of the slope embankment, including the wave incident angle and wave height, are input into the optimization model for the placement of the armor block structure. Multiple random arrangement schemes of the armor blocks are generated as initial solutions. Each scheme is scored using the target fitness function. The armor block structure placement scheme corresponding to the highest score is the optimal placement strategy for the armor blocks. Step three: According to the optimal placement strategy of the protective block structure, the slope embankment protective block structure is modularly constructed.
2. The modular construction method of a gravity interlocking slope embankment face block structure according to claim 1 is characterized in that: In step one, when concrete material is used to prefabricate the protective face block structure, a 3D printing template is used to prefabricate the protective face block structure; composite nanofibers are added to the concrete matrix, and the composite nanofibers include carbon nanotubes and basalt fibers, with the weight proportion of the carbon nanotubes being 0.5%-1.0%, and the weight proportion of the basalt fibers being 0.3%-0.6%.
3. The modular construction method of a gravity interlocking slope embankment face block structure according to claim 1, characterized in that: In step 2, BIM digital modeling is used to construct an optimized model for the placement of the armor block structure, including the following steps: Create a 3D digital model of the associated face armor block geometric parameters based on BIM software and generate a face armor block family library; Use the armor block family library to search for hydrological data to obtain hydrological data including wave incidence angle and wave height; The objective fitness function is to maximize the stability of the slope embankment face block structure. , construct an optimization model for the placement of the armor block structure, and the expression is as follows: ; in, Indicates the structural stability score of the armor block, Indicates the regularity score of the armor block arrangement, represents the wave impact score; 、 as well as are weight coefficients respectively; Armor block structure stability score , is evaluated by calculating the contact area ratio between each armor block structure and the adjacent armor block structure and the contact friction between each armor block structure and the slope embankment, and the expression is as follows: ; Where, and are the weight factors of the contact area ratio of the armor block and the friction contribution, is the contact friction between the face block and the slope embankment, , is the static friction coefficient between the face block and the slope embankment surface, represents the downward normal force of the face block, represents the reference value introduced by the normalized friction force, Indicates the contact area ratio between the face blocks, ; Indicates the Block and The actual contact area between the blocks, Indicates the The theoretical maximum contact area of the block; Regularity score of armor block arrangement , and solve it using the following expression: ; In the above formula, and They represent the weights of the horizontal staggered spacing score and the bite depth score between the face blocks, The horizontal staggered spacing score between the face blocks, ; ; In the above formula, is the number of adjacent facing block pairs, represents the side length of the face block, Indicates the horizontal staggered spacing between facing blocks; It represents the bite depth score between the face blocks and is solved using the following expression: ; ; In the above formula, represents the scoring function, Indicates the height of the embedded boss, Indicates the engagement depth between the embedded boss and the embedded groove; Indicates the wave impact score , solve it using the following formula: ; Where, and are the weighting factors of the wave incident angle and wave height, is the wave incident angle, is the wave height, represents the minimum wave height, Indicates the maximum wave height.
4. The modular construction method of a gravity interlocking slope embankment face block structure according to claim 1, characterized in that: Step three: According to the optimal placement strategy of the protective block structure, the slope embankment protective block structure is modularly constructed. After the protective block structures are placed in an interlocking manner, the placement of the slope embankment protective block structure is monitored through AR visualization equipment to obtain the actual placement angle and position deviation. After dynamically adjusting the posture of the protective block, epoxy mortar is poured into the embedded groove, and connecting reinforcement is used to anchor adjacent protective blocks.
5. A gravity interlocking slope embankment protection block structure, applied to the modular construction method of the gravity interlocking slope embankment protection block structure according to claim 1, characterized in that: The gravity interlocking slope embankment face protection block structure comprises: A central block (1) and a corner block (2), wherein the corner block (2) is fixedly provided on the top corner of the central block (1), and an embedded boss (3) and an embedded groove (4) are fixedly provided on the side surfaces of the central block (1), wherein the embedded boss (3) is embedded in the embedded groove (4), a wave-eliminating boss (5) is fixedly provided on the top of the central block (1), and a gravity anchoring boss (6) is provided at the center position of the bottom, wherein the gravity anchoring boss (6) adopts a platform structure with a quadrilateral bottom surface; the embedded bosses (3) are provided on two adjacent side surfaces of the central block (1), and the embedded grooves (4) are provided on the other two adjacent side surfaces of the central block (1).
6. The gravity interlocking slope embankment face block structure according to claim 5, characterized in that: The central block (1) is a cube structure, the corner blocks (2) are polygonal block structures, the number of the corner blocks (2) is consistent with the number of the vertex corners of the central block (1), and each vertex corner of the central block (1) is fixedly provided with the corner block (2); The corner blocks (2) are of irregular quadrilateral or pentagonal structure, with edges of chamfered structure, and the corner blocks (2) are arranged in a mirror-symmetrical manner along the axis of the central block (1).
7. A gravity interlocking slope embankment face block structure according to claim 5 or 6, characterized in that: The embedded boss (3) is composed of two layers of convex bodies of different sizes, both of which protrude from the side of the central block (1). The height of the large convex body protruding from the side of the central block (1) is less than the height of the small convex body protruding from the side of the central block (1). The protruding contour of the small convex body is consistent with the inner contour of the groove of the embedded groove (4). The embedded groove (4) is a closed groove structure formed by convex blocks protruding from the side of the central block (1), and the groove depth of the embedded groove (4) is greater than the height of the small convex body protruding from the large convex body.
8. The gravity interlocking slope embankment face block structure according to claim 5, characterized in that: The structure of the wave-eliminating protrusion (5) is the same as that of the embedded boss (3).
9. The gravity interlocking slope embankment face block structure according to claim 5, characterized in that: The wave-breaking projection (5) is a platform structure with an arc-shaped cross-section structure on one side, and the upper end edge of the arc-shaped cross-section is provided with a chamfered inclined surface.
Citation Information
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