Dike filling, reinforcing and protecting structure for medium and small river mucky soil foundation
By using a combined structure of rock-dumping guards, connecting frames and geotextiles in the embankment, the problem of difficulty in excavating rapid troughs under rock pile reinforcement or cement curing is solved, the protection performance of the embankment is improved, and slope collapse and mudslide flow are prevented. , improve the filling and reinforcement protection effect of embankment.
Patent Information
- Application Number
- CN202420947103.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-06
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-05-06
AI Technical Summary
In the prior art, it is difficult to excavate the rapid flow trough under rock reinforcement or cement curing, resulting in a reduction in the protection performance of the embankment, and it is impossible to effectively prevent slope collapse, landslides and mudslides caused by water accumulation.
A protective structure for embankment filling and reinforcement including rock-dumping shore protection, connecting frame, arc-shaped reinforcement ribs and geotextile was designed. The strength of the dam body was improved through rock-dumping shore protection and strong ramming technology, and the water flow was guided by connecting frame and arc-shaped reinforcement ribs. , lay geotextiles to prevent slope collapse and mudslides, and improve structural convenience by assembling rings, pins and limit blocks.
It effectively improves the protective performance of the embankment, prevents river water erosion and slope collapse, solves the problems of large depth of water and the difficulty of filling some underwater dams, and improves the quality of use of embankment filling reinforced protective structures.
Smart Images
Figure CN222251920U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of embankment protection, in particular to an embankment filling reinforcement protection structure for silty soil foundations of small and medium-sized rivers. Background Art
[0002] Levees are earthen structures used to prevent river or ocean surges from eroding the coast. Under the influence of extreme climate and environmental events, such as floods, earthquakes, and tsunamis, levees may be damaged, causing serious consequences. Therefore, it is crucial to strengthen and protect levees.
[0003] The embankment filling reinforcement protection structure commonly used in the silty soil foundation of small and medium-sized rivers is generally realized by rockfill reinforcement or cement solidification. However, this method requires excavation of a rapids trough on its surface after the embankment is filled to prevent slope collapse, landslide and mud-rock flow caused by water immersion in the slope, which makes it difficult to excavate the rapids trough under the rockfill reinforcement or cement solidification method, thereby reducing the protective performance of the embankment and failing to meet the working requirements of the embankment reinforcement protection structure. Therefore, a embankment filling reinforcement protection structure for the silty soil foundation of small and medium-sized rivers is proposed. Utility Model Content
[0004] 1. Technical issues to be resolved
[0005] In view of the deficiencies in the prior art, the utility model provides a levee filling reinforcement protection structure for the silty soil foundation of small and medium-sized rivers to solve the technical problem that the rapids trough excavation is difficult under the method of rockfill reinforcement or cement solidification, thereby reducing the protective performance of the levee.
[0006] (II) Technical solution
[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a levee filling reinforcement protection structure for the silty soil foundation of small and medium-sized rivers, comprising:
[0008] A dam body, wherein the outer side of the bottom of the dam body is paved with riprap revetment, the top of the dam body is provided with a road surface, the left side of the road surface is provided with a green belt, the right side of the road surface is provided with a drainage ditch, the position of the road surface corresponding to the drainage ditch is provided with a drainage groove, and the middle position of the road surface is provided with a rainwater pipe;
[0009] The connecting frame is installed at the front and rear sides of the left end of the riprap revetment. The bottom of the connecting frame is welded with arc-shaped reinforcing ribs, and the inside of the connecting frame is paved with geotextiles.
[0010] Preferably, the riprap revetment is installed on the periphery of the dam body by using dynamic compaction technology, and the interior of the dam body is filled with post-weathering material by dynamic compaction technology, thereby improving the strength of the dam body.
[0011] Preferably, assembly rings are installed at both the front and rear ends of the connecting frame, and the interiors of the assembly rings are connected to corresponding positions of the dam body through suspension ropes, which facilitates the disassembly and assembly of the connecting frame and improves the convenience of using the connecting frame.
[0012] Preferably, the number of the arc-shaped reinforcement ribs is 3-6 groups, and the interior of the geotextile is equipped with stepped bars to slow down the speed of water flow and avoid scouring the surface of the dam body. Pins are connected to the left and right sides of the bottom of the geotextile.
[0013] Preferably, sockets are inserted at positions inside the connecting frame corresponding to the pins, and limit blocks are inserted inside the sockets. Plug holes are provided on the left and right sides of the sockets and limit blocks, which facilitates the disassembly and assembly of the geotextile through the pins and the plug holes, thereby improving the convenience of using the geotextile.
[0014] Preferably, the inner ends of the limit blocks are connected to springs, the inner ends of the springs are connected to corresponding positions of the inner cavity of the socket, and the outer sides of the limit blocks are arc-shaped to facilitate pressing.
[0015] (III) Beneficial effects
[0016] Compared with the prior art, the utility model provides a embankment filling reinforcement protection structure for the silty soil foundation of small and medium-sized rivers, which has the following beneficial effects:
[0017] This embankment filling reinforcement protection structure for the silty soil foundation of small and medium-sized rivers improves the strength of the dam body by adding riprap revetments and adopting dynamic compaction technology to prevent erosion by river water. At the same time, through the added connecting frames and arc-shaped reinforcement ribs, geotextile can be laid on the surface of the riprap revetment, so that the water flow can be guided, preventing slope collapse, landslides and mud-rock flows caused by slope soaking due to accumulated water, improving the use quality of the embankment filling reinforcement protection structure, and solving the problem of large water depth and difficulty in filling the underwater part of the embankment densely. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the structure of the utility model;
[0019] Figure 2 This is a schematic diagram of the structure of the connecting frame and geotextile of the utility model;
[0020] Figure 3 This is a schematic diagram of the structure of the geotextile and the step strips of the utility model;
[0021] Figure 4 This is a schematic diagram of the cross-sectional structure of the connecting frame of the utility model;
[0022] Figure 5This is a schematic diagram of the socket structure of the utility model.
[0023] In the figure: 1. dam body; 2. riprap revetment; 3. road surface; 4. green belt; 5. drainage ditch; 6. drainage trough; 7. rainwater pipe; 8. connecting frame; 9. arc-shaped reinforcement rib; 10. geotextile; 11. latch; 12. step bar; 13. assembly ring; 14. socket; 15. limit block; 16. socket; 17. spring. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0025] The utility model provides a technical solution, a embankment filling reinforcement protection structure for the silty soil foundation of small and medium-sized rivers, comprising a dam body 1, a riprap revetment 2, a road surface 3, a green belt 4, a drainage ditch 5, a drainage trough 6, a rainwater pipe 7, a connecting frame 8, an arc-shaped reinforcement rib 9, a geotextile 10, a latch 11, a step bar 12, an assembly ring 13, a socket 14, a limit block 15, a socket 16 and a spring 17:
[0026] See also Figure 1 The outer side of the bottom of the dam body 1 is paved with a riprap revetment 2, the top of the dam body 1 is provided with a road surface 3, the left side of the road surface 3 is provided with a green belt 4, the right side of the road surface 3 is provided with a drainage ditch 5, the inside of the road surface 3 is provided with a drainage groove 6 at a position corresponding to the drainage ditch 5, and the middle position of the road surface 3 is provided with a rainwater pipe 7;
[0027] The connecting frame 8 is installed at the front and rear sides of the left end of the riprap revetment 2. Figure 2 The bottom of the connecting frame 8 is welded with arc-shaped reinforcing ribs 9, and the inside of the connecting frame 8 is paved with geotextiles 10. The riprap revetment 2 is installed on the periphery of the dam body 1 by using the strong tamping technology, and the inside of the dam body 1 is filled with weathered materials by the strong tamping technology. Please refer to Figure 4 , assembly rings 13 are installed at both the front and rear ends of the connecting frame 8, and the interior of the assembly rings 13 is connected to the corresponding position of the dam body 1 through a suspension rope. The strength of the dam body 1 is improved by the added riprap revetment 2 and the strong tamping technology adopted to prevent the erosion of river water. At the same time, the geotextile 10 can be laid on the surface of the riprap revetment 2 through the added connecting frame 8 and the arc-shaped reinforcement ribs 9, so that the water flow can be guided, and the slope collapse, landslide and mud-rock flow caused by the immersion of the slope by the accumulated water are prevented, thereby improving the use quality of the embankment filling reinforcement protection structure;
[0028] See also Figure 2 , the number of arc-shaped reinforcement ribs 9 is 3-6 groups, please refer to Figure 3 The geotextile 10 is provided with stepped bars 12 inside, see Figure 2 The bottom left and right sides of the geotextile 10 are connected with pins 11, please refer to Figure 4 , the positions inside the connecting frame 8 corresponding to the latch 11 are all provided with sockets 14, and the insides of the sockets 14 are all provided with limit blocks 15, see Figure 5 , the left and right sides of the socket 14 and the limit block 15 are provided with a plug hole 16, the inner end of the limit block 15 is connected to a spring 17, the inner end of the spring 17 is connected to the corresponding position of the inner cavity of the socket 14, and the outer side of the limit block 15 is set in an arc shape. By pressing the limit block 15 to make the plug hole 16 overlap, the pin 11 can be inserted into the inside of the plug hole 16, so that the installation of the geotextile 10 can be completed, which is convenient for protecting the surface of the dam body 1. The combined connecting frame 8, the arc-shaped reinforcement ribs 9 and the geotextile 10 play the role of a rapids trough, avoiding the water flow from scouring the surface of the dam body 1.
[0029] This solution improves the strength of the dam body 1 by adding riprap revetment 2 and adopting dynamic tamping technology to prevent erosion by river water. At the same time, by adding connecting frames 8 and arc-shaped reinforcement ribs 9, geotextile 10 can be laid on the surface of riprap revetment 2, so that the water flow can be guided, preventing slope collapse, landslide and mud-rock flow caused by stagnant water soaking the slope, improving the use quality of the embankment filling reinforcement protection structure, and solving the problem of large water depth and difficulty in compacting the underwater part of the embankment.
[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or includes elements inherent to such process, method, article or device.
[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A levee filling reinforcement protection structure for the silty soil foundation of small and medium-sized rivers, characterized in that: include: A dam body (1), wherein a riprap revetment (2) is laid on the outer side of the bottom of the dam body (1), a road surface (3) is installed on the top of the dam body (1), a green belt (4) is installed on the left side of the road surface (3), a drainage ditch (5) is opened on the right side of the road surface (3), a drainage groove (6) is opened at a position corresponding to the drainage ditch (5) inside the road surface (3), and a rainwater pipe (7) is installed at the middle position inside the road surface (3); The connecting frame (8) is installed at the front and rear sides of the left end of the riprap revetment (2), the bottom of the connecting frame (8) is welded with arc-shaped reinforcing ribs (9), and the inside of the connecting frame (8) is paved with geotextiles (10).
2. The embankment filling reinforcement protection structure for the muddy soil foundation of small and medium-sized rivers according to claim 1 is characterized by: The riprap revetment (2) is installed on the periphery of the dam body (1) by using the dynamic compaction technology, and the interior of the dam body (1) is filled with post-weathering material by using the dynamic compaction technology.
3. The embankment filling reinforcement protection structure for the muddy soil foundation of small and medium-sized rivers according to claim 1 is characterized by: Assembly rings (13) are installed at both the front and rear ends of the connection frame (8), and the interior of the assembly rings (13) is connected to corresponding positions of the dam body (1) via suspension ropes.
4. The embankment filling reinforcement protection structure for the muddy soil foundation of small and medium-sized rivers according to claim 1 is characterized by: The number of the arc-shaped reinforcing ribs (9) is 3-6 groups, the interior of the geotextile (10) is provided with step bars (12), and the bottom left and right sides of the geotextile (10) are connected with latches (11).
5. The embankment filling reinforcement protection structure for the muddy soil foundation of small and medium-sized rivers according to claim 4 is characterized by: A socket (14) is inserted into the connection frame (8) at a position corresponding to the latch (11), a limit block (15) is inserted into the socket (14), and sockets (16) are provided on the left and right sides of the socket (14) and the limit block (15).
6. The embankment filling reinforcement protection structure for the muddy soil foundation of small and medium-sized rivers according to claim 5 is characterized by: The inner ends of the limit blocks (15) are connected to springs (17), the inner ends of the springs (17) are connected to corresponding positions of the inner cavity of the socket (14), and the outer sides of the limit blocks (15) are arc-shaped.