CN113550295A - Honeycomb plastic composite drainage plate and working method - Google Patents

Honeycomb plastic composite drainage plate and working method Download PDF

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Publication number
CN113550295A
CN113550295A CN202110893258.9A CN202110893258A CN113550295A CN 113550295 A CN113550295 A CN 113550295A CN 202110893258 A CN202110893258 A CN 202110893258A CN 113550295 A CN113550295 A CN 113550295A
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China
Prior art keywords
drainage
seat
plate
water conservancy
plastic composite
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CN202110893258.9A
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CN113550295B (en
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朱楠楠
王俊豪
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Anhui Qiangming Plastic Technology Co ltd
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Anhui Qiangming Plastic Technology Co ltd
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00Improving or preserving soil or rock, e.g. preserving permafrost soil
    • E02D3/02Improving by compacting
    • E02D3/10Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/60Planning or developing urban green infrastructure

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Agronomy & Crop Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Soil Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Revetment (AREA)

Abstract

The invention discloses a honeycomb plastic composite drain board, which comprises a drain board body, wherein the upper end of the drain board body is provided with a plurality of fixing plates, each fixing plate comprises a first drain seat and a plurality of first guide seats, the first drain seats are positioned among the first guide seats, a first guide groove and a second guide groove are arranged in each first guide seat, the first guide grooves are arranged below the second guide grooves, and the lower ends of the first guide seats are provided with first confluence grooves; the invention also discloses a working method of the honeycomb plastic composite drainage plate; the invention solves the technical problem of poor drainage effect of the drainage plate in the existing scheme.

Description

Honeycomb plastic composite drainage plate and working method
Technical Field
The invention relates to the technical field of composite drain boards, in particular to a honeycomb plastic composite drain board and a working method thereof.
Background
The plastic drainage plate is formed by taking polystyrene or polyethylene as a raw material and punching a plastic bottom plate to form a conical boss or a convex point (or a hollow cylindrical porous) of a stiffening rib, and is formed by pressing polyvinyl chloride (PVC) as a raw material at present, so that the compressive strength and the integral flatness are greatly improved; the traditional drainage mode uses masonry tiles as a filter layer, uses more cobbles or broken stones as a water filtering layer, and discharges water to a designated place. And the drainage plate is used for replacing a cobblestone water filtering layer to drain water, so that the time, the labor and the energy are saved, the investment is saved, and the load of a building can be reduced.
The utility model discloses a utility model of publication number CN213173675U discloses a honeycomb type drain bar, including plate body, catch basin, reinforcing rib, the outlet has been seted up on the plate body, reinforcing rib is located the outlet, the avris of plate body is equipped with the connecting block and the opposite side symmetry of the back of the body is equipped with the spliced pole, another end of spliced pole is equipped with the card post, the avris of plate body has seted up the draw-in groove and the other avris is equipped with the fixture block, the surface that the central point of plate body was put mutually in the back is equipped with spacing section of thick bamboo and spacing post respectively, the surface that the four corners of plate body were put mutually in the back is equipped with a location section of thick bamboo and reference column respectively, a spacing section of thick bamboo, a location section of thick bamboo are located the same surface of plate body; the equal block installation of adjacent drain bar or upper and lower bilayer's drain bar, the drain bar is fixed a position and is connected comparatively stably, and the drain bar keeps stable state under the effect of bearing block, is blown by wind when avoiding the drain bar to construct, and the water conservancy diversion post is in the tilt state, and the rainwater drips comparatively fast under the action of gravity, is convenient for carry out the water conservancy diversion to the rainwater.
However, the defects include that when the drained water flows too much, the drainage and diversion cannot be carried out quickly, so that the water flow is easy to accumulate on the composite drainage plate, and the passing of pedestrians is influenced; and when the composite drainage plate is stepped on, the composite drainage plate is easy to deform, and the drainage efficiency of the composite drainage plate is further influenced.
Disclosure of Invention
The invention aims to provide a honeycomb plastic composite drainage plate and a working method thereof, and mainly aims to solve the technical problem that the drainage effect of the drainage plate in the existing scheme is poor.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a compound drain bar of honeycomb plastics, includes the drain bar body, and the upper end of drain bar body is provided with a plurality of fixed plate, the fixed plate includes the first water drainage seat of first drainage seat and a plurality of water conservancy diversion seat, the first drainage seat is located the position between the first water conservancy diversion seat of a plurality of, the inside of first water conservancy diversion seat is provided with first guiding gutter and second guiding gutter, first guiding gutter sets up the below at the second guiding gutter, the lower extreme of first water conservancy diversion seat is provided with first groove that converges.
Furthermore, the first honeycomb-shaped drainage seat comprises a plurality of drainage bodies which are fixed in a glued joint mode, a plurality of honeycomb-shaped drainage holes are formed in the outer surface of each drainage body, and the drainage bodies are communicated with one another through the drainage holes.
Further, the upper surface of the first water conservancy diversion seat of a plurality of all is convex arc shape, the height that highly is greater than first drainage seat of the first water conservancy diversion seat of a plurality of, the first drainage seat that is in the low position is used for the drainage, when drainage speed is slow and when piling up on first drainage seat, accumulational rivers can enter into to first drainage seat through a plurality of second guiding gutter and carry out the drainage, can effectively improve the efficiency of drainage, the first drainage seat of a plurality of can also protect the first drainage seat that is in the low department, avoid the first drainage seat of plastics directly to receive to step on and press and lead to damaging.
Further, the drain bar body includes first backup pad, second backup pad and limiting plate, second backup pad fixed mounting is in the upper end of first backup pad, limiting plate fixed mounting is in the upper end of second backup pad, a plurality of the upper surface at the limiting plate is inlayed to the fixed plate, the inside fixed mounting that is close to the below of limiting plate has a plurality of guide plate.
Further, the guide plate includes water conservancy diversion body, water conservancy diversion net and a plurality of second water conservancy diversion seat, the intermediate position of inlaying in water conservancy diversion body upper end is netted in the water conservancy diversion, a plurality of each apex angle position at the water conservancy diversion body is inlayed to the second water conservancy diversion seat, a plurality of the upper end of second water conservancy diversion seat all is provided with the second of three horn shapes and converges the groove.
Further, be provided with the honeycomb convergent hole of a plurality of on the water conservancy diversion net, water conservancy diversion net and first drainage seat looks adaptation, a plurality of first water conservancy diversion seat and second water conservancy diversion seat support and water conservancy diversion drainage to a plurality of drainage body through first groove and the second groove looks adaptation of converging through first water conservancy diversion seat, water conservancy diversion net is used for following the bottom for receive extruded a plurality of drainage body and protect from the bottom, can effectively improve the stability of drainage body drainage.
Further, the drainage body is polyhedral structure, and the inside of drainage body is provided with the spacing ball that plays the support, and the material of drainage body has the elasticity for plastics, and spacing ball is used for supporting and spacing the drainage body that receives to step on the pressure.
Further, the inside of first backup pad and second backup pad all is provided with a plurality of guide slot, and a plurality of guide slot link up each other.
Furthermore, a plurality of second converges the groove and all link up with a plurality of guide slot on the second backup pad mutually.
A working method of a honeycomb plastic composite drainage plate comprises the following specific steps:
when rivers pile up in the upper end of drain bar body, rivers enter into the inside to a plurality of drainage body through first drainage seat to flow to and left and right sides below through a plurality of wash port, the rivers of controlling the side current enter into respectively to first guiding gutter and continue the water conservancy diversion downwards through first groove of converging, the rivers of downward water conservancy diversion continue the water conservancy diversion downwards through the convergent orifice on the water conservancy diversion net, assemble the discharge through a plurality of guide slot in first backup pad and the second backup pad at last.
When rivers carry out the speed of drainage through first water drainage seat when slow, can make rivers pile up in the upper end of first water drainage seat, accumulational rivers this moment carry out the drainage from the second guiding gutter on the first water conservancy diversion seat of a plurality of, and rivers enter into the inside of first water conservancy diversion seat through the second guiding gutter and flow guide downwards through first groove that converges, continue to converge the groove water conservancy diversion through the second and get into in first backup pad and the second backup pad and converge and collect the discharge through a plurality of guide slot.
The invention has the beneficial effects that:
when water flows pass through the upper end of the drainage plate body, the water flows enter the drainage bodies through the first drainage seats and flow downwards, left sides and right sides through the drainage holes, the water flows of the left side and right side flows respectively enter the first diversion grooves and continue to be diverted downwards through the first confluence grooves, the water flows of the downward diversion continue to be diverted downwards through the confluence holes in the diversion net, the diversion function can be realized by the first diversion seats and the first drainage seats, and the supporting and protecting functions can be realized by the first diversion seats;
when the drainage rate of water flow through the first drainage seat is slow, the water flow can be accumulated at the upper end of the first drainage seat, at the moment, the accumulated water flow is drained from a plurality of second diversion grooves on the first diversion seat, the water flow enters the interior of the first diversion seat through the second diversion grooves and is guided downwards through the first confluence grooves, the water flow is guided to enter the first supporting plate and the second supporting plate through the second confluence grooves and is converged and collected and discharged through a plurality of guide grooves, the problem that the water flow is easy to accumulate due to poor drainage effect in the existing scheme can be solved, when the first drainage seat is extruded, a plurality of drainage bodies are extruded and contracted, the downwards contracted drainage bodies are limited by the limiting balls to stop contracting, the limiting balls support and limit the drainage bodies, the diversion net supports the contracted drainage bodies, and when the extrusion force of the first drainage seat is lost, the drainage body of shrink resumes to primary importance and carries out the water conservancy diversion, can improve drainage structures's stability and security, avoids receiving the extrusion to influence drainage effect.
Drawings
The invention will be further described with reference to the accompanying drawings.
Fig. 1 is a three-dimensional structure view of a honeycomb plastic composite drain board of the present invention.
Fig. 2 is a schematic structural view of the connection between the fixing plate and the first drain seat in the present invention.
Fig. 3 is a perspective view of the first fluid guide seat of the present invention.
Fig. 4 is a bottom view of the first deflector seat of the present invention.
Fig. 5 is a perspective view of the first drain seat according to the present invention.
Fig. 6 is a perspective view of the baffle of the present invention.
In the figure: 1. a first support plate; 2. a second support plate; 3. a limiting plate; 4. a fixing plate; 401. a first flow guide seat; 402. a first diversion trench; 403. a second guiding gutter; 404. a first bus duct; 5. a first drain base; 501. a drainage body; 502. a drain hole; 6. a baffle; 601. a flow guide net; 602. a second flow guide seat; 603. and a second bus duct.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a honeycomb plastic composite drain board includes a drain board body, a plurality of fixing plates 4 are disposed at an upper end of the drain board body, the plurality of fixing plates 4 arranged longitudinally form a group, the fixing plates 4 include a first drain seat 5 and a plurality of first diversion seats 401, and the first drain seat 5 is located between the plurality of first diversion seats 401; wherein, the upper surfaces of the first diversion seats 401 are all in a convex arc shape, the heights of the first diversion seats 401 are greater than the height of the first drainage seat 5, the first drainage seat 5 at a low position is used for draining water, when the drainage speed is low and the water is accumulated on the first drainage seat 5, the accumulated water flow can enter the first diversion seat 401 through the second diversion grooves 403 to drain water, the drainage efficiency can be effectively improved, the first drainage seat 5 at a low position can be protected by the first diversion seats 401, the damage caused by directly treading the plastic first drainage seat 5 is avoided, the first diversion groove 402 and the second diversion groove 403 are arranged inside the first diversion seat 401, the first diversion groove 402 is arranged below the second diversion groove 403, the first confluence groove 404 is arranged at the lower end of the first diversion seat 401, and the first diversion groove 402 is used for guiding the water flow drained from the first drainage seat 5, the first confluence groove 404 is used for guiding the drainage of the first guide groove 402 and the second guide groove 403, and both the first confluence groove 404 and the second guide groove 403 are communicated with the first confluence groove 404.
The first drainage seat 5 is cellular and comprises a plurality of drainage bodies 501 fixed by means of adhesive bonding, the drainage bodies 501 are of a polyhedral structure, the drainage bodies 501 are made of plastic and have elasticity, limiting balls for supporting are arranged inside the drainage bodies 501 and are used for supporting and limiting the drainage bodies 501 subjected to treading, the limiting balls are only in contact with a plurality of inner surfaces located at the bottom, holes are formed between the limiting balls and the other inner surfaces, the diversion of water flow inside the drainage bodies 501 is not affected, a plurality of drainage holes 502 which are cellular are formed in the outer surfaces of the drainage bodies 501, and the drainage bodies 501 are communicated with one another through the drainage holes 502.
The drain bar body includes first backup pad 1, second backup pad 2 and limiting plate 3, 2 fixed mounting of second backup pad in the upper end of first backup pad 1, first backup pad 1 and second backup pad 2 play the effect of support and water conservancy diversion, 3 fixed mounting of limiting plate in the upper end of second backup pad 2, a plurality of fixed plate 4 inlays the upper surface at limiting plate 3, the inside fixed position that is close to the below of limiting plate 3 installs a plurality of guide plate 6, and a plurality of guide plate 6 is used for supporting and carrying out the water conservancy diversion to a plurality of fixed plate 4.
The guide plate 6 includes water conservancy diversion body, water conservancy diversion net 601 and a plurality of second water conservancy diversion seat 602, the intermediate position, a plurality of water conservancy diversion net 601 is inlayed in water conservancy diversion body upper end the second water conservancy diversion seat 602 is inlayed in each apex angle position of water conservancy diversion body, a plurality of the upper end of second water conservancy diversion seat 602 all is provided with the second of three horn shapes and converges groove 603, and water conservancy diversion net 601 is used for supporting and the water conservancy diversion drainage to a plurality of drainage body 501 from the bottom for receive extruded a plurality of drainage body 501 and protect from the bottom, can effectively improve the stability of drainage body 501 drainage.
The flow guide net 601 is provided with a plurality of honeycomb-shaped convergence holes, the flow guide net 601 is made of metal and can be made of iron wires, the flow guide net 601 is matched with the first drainage seat 5, and the first flow guide seat 401 and the second flow guide seat 602 are matched with each other through the first convergence groove 404 and the second convergence groove 603. Through the cooperation between a plurality of first water conservancy diversion seat 401 and the second water conservancy diversion seat 602, can realize converging the groove through first groove 404 and the second 603 of converging to rivers to second water conservancy diversion seat 602 can support first water conservancy diversion seat 401.
The inside of first backup pad 1 and second backup pad 2 all is provided with a plurality of guide slot, and a plurality of guide slot link up each other, and a plurality of second converges groove 603 all link up mutually with a plurality of guide slot on the second backup pad 2, and the water conservancy diversion based on a plurality of second converges groove 603 makes the drainage assemble and collect through a plurality of guide slot in first backup pad 1 and the second backup pad 2 for first backup pad 1 and second backup pad 2 can realize the effect of water conservancy diversion drainage under the circumstances of supporting.
A working method of a honeycomb plastic composite drainage plate comprises the following specific steps:
example one
When rivers pile up in the upper end of drain bar body 501, rivers enter into the inside to a plurality of drainage body through first drainage seat 5 to flow through a plurality of wash port 502 downwards and left and right sides, the rivers of controlling the side current enter into first guiding gutter 402 respectively and continue the water conservancy diversion downwards through first groove 404 that converges, the rivers of downward water conservancy diversion continue the water conservancy diversion downwards through the hole that converges on the water conservancy diversion net 601, assemble the discharge through a plurality of guide slot in first backup pad 1 and the second backup pad 2 at last.
Example two
When rivers carry out the rate of drainage through first water drainage seat 5 when slow, can make rivers pile up in the upper end of first water drainage seat 5, accumulational rivers drain from the second guiding gutter 403 on the first water conservancy diversion seat 401 of a plurality of this moment, and rivers enter into the inside to first water conservancy diversion seat 401 through second guiding gutter 403 and flow downwards through first groove 404 that converges, continue to flow into to first backup pad 1 and second backup pad 2 through the second groove 603 water conservancy diversion that converges and collect the discharge through a plurality of guide slot.
EXAMPLE III
When the upper end of drain bar body receives the extrusion, for example passerby has carried out trampling through the upper end of drain bar body, the first water conservancy diversion seat 401 of a plurality of convex arc shape protects middle first drainage seat 5, when first drainage seat 5 still received the extrusion, a plurality of drainage body 501 received the extrusion and contracts, the restriction that downwards contracted drainage body 501 received spacing ball stops the shrink, spacing ball supports and is spacing to drainage body 501, water conservancy diversion net 601 supports the drainage body 501 of shrink, when first drainage seat 5 loses the extrusion force, the drainage body 501 of shrink resumes to primary importance and water conservancy diversion.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims (10)

1. The utility model provides a compound drain bar of honeycomb plastics, includes the drain bar body, its characterized in that, the upper end of drain bar body is provided with a plurality of fixed plate (4), and fixed plate (4) are provided with first guiding gutter (402) and second guiding gutter (403) including first drainage seat (5) and the first water conservancy diversion seat of a plurality of (401) in the inside of first guiding seat (401), and the lower extreme of first guiding seat (401) is provided with first groove (404) of converging.
2. The cellular plastic composite drainage board as claimed in claim 1, wherein the cellular first drainage seat (5) comprises a plurality of drainage bodies (501) fixed by gluing, a plurality of drainage holes (502) in a cellular shape are formed in the outer surface of the drainage body (501), and the drainage bodies (501) are communicated with each other through the drainage holes (502).
3. The cellular plastic composite drainage board as claimed in claim 2, wherein the upper surfaces of the first diversion seats (401) are convex arc shaped, and the height of the first diversion seats (401) is greater than that of the first drainage seat (5).
4. The cellular plastic composite drainage plate according to claim 3, wherein the drainage plate body comprises a first supporting plate (1), a second supporting plate (2) is fixedly arranged at the upper end of the first supporting plate (1), a limiting plate (3) is fixedly arranged at the upper end of the second supporting plate (2), a plurality of fixing plates (4) are embedded on the upper surface of the limiting plate (3), and a plurality of guide plates (6) are fixedly arranged in the limiting plate (3) at positions close to the lower part.
5. The cellular plastic composite drain board according to claim 4, wherein the flow guide plate (6) comprises a flow guide body, the flow guide net (601) is embedded in the middle of the upper end of the flow guide body, a plurality of second flow guide seats (602) are embedded at each vertex angle of the flow guide body, and the upper ends of the plurality of second flow guide seats (602) are provided with triangular second confluence grooves (603).
6. The cellular plastic composite drain board according to claim 5, wherein a plurality of cellular collecting holes are arranged on the flow guide net (601), the flow guide net (601) is matched with the first drain seat (5), and a plurality of first flow guide seats (401) and second flow guide seats (602) are communicated through the first collecting groove (404) and the second collecting groove (603).
7. The cellular plastic composite drainage board as claimed in claim 6, wherein the drainage body (501) is a polyhedron structure, and a limiting ball for supporting is arranged inside the drainage body (501).
8. The cellular plastic composite drainage plate as claimed in claim 7, wherein the first support plate (1) and the second support plate (2) are provided with a plurality of through guide grooves inside.
9. The cellular plastic composite drain board according to claim 8, wherein a plurality of second confluence grooves (603) are communicated with a plurality of guide grooves on the second support board (2).
10. The working method of the cellular plastic composite drain board based on claim 9 is characterized by comprising the following specific steps:
when rivers pile up in the upper end of drain bar body, rivers enter into the inside of a plurality of drainage body (501) through first drainage seat (5), and flow to below and left and right sides through a plurality of wash port (502), the rivers of controlling the side current enter into first guiding gutter (402) respectively and continue the water conservancy diversion downwards through first groove (404) of converging, the rivers of water conservancy diversion downwards continue the water conservancy diversion downwards through the convergent flow hole on water conservancy diversion net (601), at last assemble the discharge through a plurality of guide slot in first backup pad (1) and second backup pad (2).
CN202110893258.9A 2021-08-04 2021-08-04 Honeycomb plastic composite drainage plate and working method Active CN113550295B (en)

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CN113550295B CN113550295B (en) 2022-12-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL2031167A (en) * 2022-01-26 2022-06-03 Inst Of Water Resources For Pastoral Area Mwr Soil protection structure capable of decreasing water evaporation

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441685A1 (en) * 1978-11-14 1980-06-13 Vignon Jean Francois ALVEOLAR TEXTILE MATERIAL FOR CONSOLIDATING AND CLEANING UP FLOORS FOR PUBLIC OR OTHER WORKS
CN104153345A (en) * 2014-08-01 2014-11-19 浙江友腾科技有限公司 High-strength drain board with water impoundment function
CN106013050A (en) * 2016-06-22 2016-10-12 安徽徽风新型合成材料有限公司 Water storage type plastic drain board
CN213867764U (en) * 2020-11-18 2021-08-03 江苏三鼎软基材料有限公司 Drain board with water storage function

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441685A1 (en) * 1978-11-14 1980-06-13 Vignon Jean Francois ALVEOLAR TEXTILE MATERIAL FOR CONSOLIDATING AND CLEANING UP FLOORS FOR PUBLIC OR OTHER WORKS
CN104153345A (en) * 2014-08-01 2014-11-19 浙江友腾科技有限公司 High-strength drain board with water impoundment function
CN106013050A (en) * 2016-06-22 2016-10-12 安徽徽风新型合成材料有限公司 Water storage type plastic drain board
CN213867764U (en) * 2020-11-18 2021-08-03 江苏三鼎软基材料有限公司 Drain board with water storage function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL2031167A (en) * 2022-01-26 2022-06-03 Inst Of Water Resources For Pastoral Area Mwr Soil protection structure capable of decreasing water evaporation

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