Finished product prefabricated segment type seepage drainage device suitable for waterfront space
By using prefabricated segmental seepage drainage devices in waterfront spaces, the problem of sand and gravel loss has been solved, efficient rainwater diversion and discharge have been achieved, the beach environment has been protected, and construction costs have been reduced.
Patent Information
- Application Number
- CN202520402867.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-10
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-03-10
AI Technical Summary
In the construction of waterfront spaces, existing technologies lack effective facilities to prevent sand and gravel from being washed away by water flow, resulting in sand and gravel loss, especially on artificial beaches where it is difficult to maintain the stability of sand and gravel.
The prefabricated segmental seepage drainage device consists of at least two identical water passages, combined with horizontal and vertical seepage holes and filter pebbles. It is designed with concrete to ensure rainwater diversion and discharge, and is stably arranged vertically through the angled structure of the extension section to prevent sand and gravel loss.
It achieved efficient and reliable rainwater diversion and discharge, protected the sand and gravel in the beach from being washed away, reduced drainage costs, and was completed quickly, thus protecting the surrounding environment.
Smart Images
Figure CN223951914U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to waterfront space drainage technical field especially is related to a finished product prefabricated sectional type seepage drainage device suitable for waterfront space. BACKGROUND
[0002] In the waterfront space construction, such as on the sand beach and wetland, directly through the river beach or river beach natural drainage system, it is easy to cause sand and stone loss, because the sand and stone particles are small, the sand and stone are light, rainwater erosion, easy to large area wash away sand and gravel, form hourglass. And now on the river beach or river beach side, lack the guarantee system of keeping sand and stone not being washed by water flow, cannot prevent sand and stone loss.
[0003] The defect of prior art is that, due to the lack of facilities for keeping sand and stone not being washed by water flow, especially artificial sand beach, it is difficult to keep sand and stone not being washed by water flow and causing sand and stone loss. CONTENT OF THE UTILITY MODEL
[0004] The utility model aims at providing a finished product prefabricated sectional type seepage drainage device suitable for waterfront space, which can efficiently and reliably realize rainwater drainage and discharge, and keep sand and stone in the sand beach from being washed away by water flow.
[0005] A finished product prefabricated sectional type seepage drainage device suitable for waterfront space, which is characterized by being composed of at least two water passage channels with consistent structure connected in sequence, wherein the water passage channel is composed of a horizontal upper wall, a left vertical wall, a right vertical wall and a lower bottom wall, the two ends of the lower bottom wall extend outward to form an extension section, and the extension section forms a downward angle with the horizontal line.
[0006] The left vertical wall, the right vertical wall and the lower bottom wall of the water passage channel are provided with water seepage holes.
[0007] The extension section angle structure can ensure that the water passage channel is stably arranged vertically in the tunnel without tilting, and the collected rainwater can flow to the designated drainage point along the water passage channel, and the main path is in the water passage channel, which will not wash away sand and stone.
[0008] The angle between the upper wall of the extension section and the horizontal line is α, and the angle between the lower wall of the extension section and the horizontal line is β, and α>β.
[0009] The range of α is 10 degrees-30 degrees, and the range of β is 5 degrees-25 degrees.
[0010] The left vertical wall and the right vertical wall are provided with a horizontal water seepage hole array, wherein the diameter of the horizontal water seepage hole is 120mm-160mm.
[0011] The middle part of the lower bottom wall is provided with a vertical water seepage hole array, wherein the diameter of the vertical water seepage hole is 120mm-160mm.
[0012] The extension section of the lower bottom wall is stacked with filter stones, and the filter stones are stacked to the upper part of the left vertical wall and the right vertical wall and cover all the horizontal water seepage holes;
[0013] The lower part of the lower bottom wall is also stacked with filter stones, and all the vertical water seepage holes are projected on the filter stones.
[0014] The diameter of the filter stones is greater than the diameter of the horizontal water seepage holes and the vertical water seepage holes.
[0015] The filter stones and the horizontal water seepage holes can maximize the guarantee of the water flow sand and realize the seepage of the surface water into the water passage.
[0016] When the water flow is small, the water can be drained from the vertical water seepage holes to the deeper underground to guarantee the abundance of the underground water. When the water flow is large, the underground water can be poured into the water passage through the vertical water seepage holes.
[0017] The vertical water seepage holes in the water passage not only can prevent the sand and stones in the poured water from flowing into the water passage easily, but also can discharge the excess sand and stones back to the underground in the subsequent flow channel.
[0018] The area of the array of the horizontal water seepage holes is greater than 80% of the area of the left vertical wall and the right vertical wall.
[0019] The area of the array of the vertical water seepage holes is greater than 80% of the area of the lower bottom wall.
[0020] The material of the water passage is concrete, and the adjacent water passages are connected through concrete.
[0021] The water passage can be cast in situ and constructed, thereby reducing the manufacturing cost.
[0022] The upper part of the horizontal upper wall is covered with a sandstone layer, and the outer side of the left vertical wall and the outer side of the right vertical wall are filled with a sandstone layer, and the thickness of the sandstone layer of the outer side of the left vertical wall and the outer side of the right vertical wall is greater than 1m.
[0023] Beneficial effects: A finished product prefabricated segment type seepage drainage device suitable for waterfront space is provided, especially for the sand beach environment, which can efficiently and reliably realize rainwater drainage and discharge, and keep the sand and stones in the sand beach from being washed away by the water flow. The water flow realizes natural seepage and rapid discharge, effectively reduces the drainage cost and protects the surrounding environment. The water passage structure is consistent, facilitating assembly and rapid construction completion. The backfilled filter stones during installation achieve the effect of preliminary filtration of drainage. BRIEF DESCRIPTION OF DRAWINGS
[0024] Figure 1 The installation schematic view of the utility model;
[0025] Figure 2 ToFigure 1 Enlarged view at a;
[0026] Figure 3 Side elevation view of the structure;
[0027] Figure 4 Bottom view of the structure. DETAILED DESCRIPTION
[0028] The specific embodiments of the present application and the working principle will be further described in detail below with reference to the accompanying drawings.
[0029] As Figure 1 shown, a finished prefabricated segmental seepage drainage device suitable for waterfront space is composed of at least two water passage structures 1 connected in sequence and end to end, the material of the water passage structure 1 is concrete, and the adjacent water passage structures 1 are connected by concrete.
[0030] The water passage structure 1 is composed of a horizontal upper wall 11, a left vertical wall 12, a right vertical wall 13 and a bottom wall 14, wherein the two ends of the bottom wall 14 extend outward to form an extension section 141, and the extension section 141 forms a downward angle with the horizontal line.
[0031] As Figure 2 shown, the angle between the upper wall of the extension section 141 and the horizontal line is α, and the angle between the lower wall of the extension section 141 and the horizontal line is β, and α>β.
[0032] The α is 20 degrees, and the β is 15 degrees.
[0033] As Figure 3 shown, the left vertical wall 12 and the right vertical wall 13 are provided with an array of horizontal seepage holes, wherein the diameter of the horizontal seepage hole 2 is 150mm.
[0034] As Figure 4 shown, the middle part of the bottom wall 14 is provided with an array of vertical seepage holes, wherein the diameter of the vertical seepage hole 3 is 150mm.
[0035] As Figure 3 shown, the area of the array of horizontal seepage holes is greater than 80% of the area of the left vertical wall 12 and the right vertical wall 13;
[0036] As Figure 4 shown, the area of the array of vertical seepage holes is greater than 80% of the area of the bottom wall 14.
[0037] The area of the left vertical wall 12 and the right vertical wall 13, and the area of the bottom wall 14 all refer to the area of the inner wall of the water passage structure 1.
[0038] As Figure 1As shown, after all the water passages 1 are installed, filter pebbles 4 are piled on the extension 141 of the bottom wall 14. The filter pebbles 4 are piled up to the upper part of the left vertical wall 12 and the right vertical wall 13, and cover all the horizontal seepage holes 2.
[0039] like Figure 1 As shown, the lower part of the bottom wall 14 is also piled with filter pebbles 4, and all the vertical seepage holes 3 are projected onto the filter pebbles 4.
[0040] like Figure 1 As shown, the diameter of the filter pebble 4 is larger than the diameter of the horizontal seepage hole 2 and the vertical seepage hole 3.
[0041] like Figure 1 As shown, after backfilling with filter pebbles 4, a sand and gravel layer 5 with a thickness of 80cm is filled above the horizontal upper wall 11. The outer side of the left vertical wall 12 and the outer side of the right vertical wall 13 are both filled with a sand and gravel layer 5 with a thickness of more than 1 meter, and the filter pebbles 4 are located between the water passage 1 and the sand and gravel layer 5.
Claims
1. A finished precast segmental seepage drainage device suitable for use in a waterfront space, characterized in that, The water passing channel (1) is composed of a horizontal upper wall (11), a left vertical wall (12), a right vertical wall (13) and a lower bottom wall (14), wherein the two ends of the lower bottom wall (14) extend outward to form an extension section (141) which forms a downward angle with the horizontal line. The left vertical wall (12), the right vertical wall (13) and the lower bottom wall (14) of the water passing channel (1) are provided with water seepage holes.
2. A finished precast segmental seepage drainage device suitable for use in a waterfront space according to claim 1, characterized in that, The angle between the upper wall of the extension section (141) and the horizontal line is α, and the angle between the lower wall of the extension section (141) and the horizontal line is β, and α>β.
3. A finished precast segmental seepage drainage device suitable for use in a waterfront space according to claim 2, characterized in that, The range of α is 10-30 degrees, and the range of β is 5-25 degrees.
4. A finished precast segmental seepage drainage device suitable for use in a waterfront space according to claim 1, characterized in that, The left vertical wall (12) and the right vertical wall (13) are provided with an array of horizontal water seepage holes (2), wherein the diameter of the horizontal water seepage hole (2) is 120-160 mm.
5. A finished precast segmental seepage drainage device suitable for use in a waterfront space according to claim 1, characterized in that, The middle part of the lower bottom wall (14) is provided with an array of vertical water seepage holes (3), wherein the diameter of the vertical water seepage hole (3) is 120-160 mm.
6. A finished precast segmental seepage drainage device suitable for use in a waterfront space according to claim 5, characterized in that, The extension section (141) of the lower bottom wall (14) is stacked with water filtering pebbles (4), and the water filtering pebbles (4) are stacked to the upper part of the left vertical wall (12) and the right vertical wall (13) and cover all the horizontal water seepage holes (2). The lower part of the lower bottom wall (14) is also stacked with water filtering pebbles (4), and all the vertical water seepage holes (3) are projected on the water filtering pebbles (4).
7. A finished precast segmental seepage drainage device suitable for use in a waterfront space according to claim 6, characterized in that, The diameter of the water filtering pebble (4) is greater than the diameter of the horizontal water seepage hole (2) and the vertical water seepage hole (3).
8. A finished precast segmental seepage drainage device suitable for use in a waterfront space according to claim 6, characterized in that, The area of the array of horizontal water seepage holes is greater than 80% of the area of the left vertical wall (12) and the right vertical wall (13). The area of the array of vertical water seepage holes is greater than 80% of the area of the lower bottom wall (14).
9. A finished precast segmental seepage drainage device suitable for use in a waterfront space according to claim 1, characterized in that, The material of the water passing channel (1) is concrete, and the adjacent water passing channels (1) are connected by concrete.
10. A finished precast segmental seepage drainage device suitable for use in a waterfront space according to claim 1, characterized in that, The upper part of the horizontal upper wall (11) is covered with a sand layer (5), and the outer side of the left vertical wall (12) and the outer side of the right vertical wall (13) are filled with the sand layer (5), and the thickness of the sand layer on the outer side of the left vertical wall and the outer side of the right vertical wall is greater than 1 meter.