CN219157886U - Drainage system and underground garage - Google Patents

Drainage system and underground garage Download PDF

Info

Publication number
CN219157886U
CN219157886U CN202223546874.6U CN202223546874U CN219157886U CN 219157886 U CN219157886 U CN 219157886U CN 202223546874 U CN202223546874 U CN 202223546874U CN 219157886 U CN219157886 U CN 219157886U
Authority
CN
China
Prior art keywords
water
drainage
water collecting
collecting pipe
drainage system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202223546874.6U
Other languages
Chinese (zh)
Inventor
朱靖宇
李伟
李晋平
梁波
杨永生
赵志刚
宋伟锋
卫剑鹏
陈俊杰
高征
雒世辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanxi Construction Engineering Group Co Ltd
Original Assignee
Shanxi Construction Engineering Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanxi Construction Engineering Group Co Ltd filed Critical Shanxi Construction Engineering Group Co Ltd
Priority to CN202223546874.6U priority Critical patent/CN219157886U/en
Application granted granted Critical
Publication of CN219157886U publication Critical patent/CN219157886U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Sewage (AREA)

Abstract

The utility model provides a drainage system and an underground garage, and belongs to the technical field of drainage. The drainage system comprises a drainage plate, a first water collecting pipe and a water collecting well; one side of the drain board in the thickness direction is provided with a plurality of bosses which are spaced; a filter layer is arranged on one side of the drain plate facing the boss so as to form a water flow channel between the drain plate and the filter layer; a first water collecting pipe is arranged on one side of the edge of the drainage plate, a first water inlet of the first water collecting pipe is communicated with a water outlet of the water flow channel, and a first water outlet of the first water collecting pipe is communicated with the water collecting well through a pipeline; the rest sides of the edge of the drain plate are provided with water stop plates so as to seal the edge of the water flow channel through the water stop plates. The first water collecting pipe is used for communicating water in the water flow channel with the water collecting well through the pipeline, so that water in the water flow channel flows into the water collecting well through the first water collecting pipe and the pipeline in sequence, and recovery of penetrating water is achieved.

Description

Drainage system and underground garage
Technical Field
The utility model relates to the technical field of drainage, in particular to a drainage system and an underground garage.
Background
The top of the top plate of the underground garage is generally provided with a greening planting layer, and the rainwater flows out to the edge of the top plate of the garage through a slope finding layer in the current common drainage construction method aiming at rainwater or irrigation water.
However, the structure needs to be used for slope layer finding construction, the construction period is long, the span of the garage top plate is generally large, the thickness from slope finding to the middle part is very thick, and the construction cost is increased. The slope finding and draining are that rainwater is drained to the side of the top plate through the slope finding layer and then permeates into the ground, so that the efficiency is very low, the rainwater cannot be recycled, the phenomenon of rainwater backflow is very easy to occur when the sudden heavy rainfall weather is met, and a large amount of accumulated water is generated in an underground garage once the sudden heavy rainfall weather is not treated timely.
Disclosure of Invention
In view of the above, the present utility model aims to overcome the defects in the prior art, and provide a drainage system and an underground garage.
The utility model provides the following technical scheme: a drainage system comprises a drainage plate, a first water collecting pipe and a water collecting well;
a plurality of bosses which are spaced are arranged on one side of the drain plate in the thickness direction;
a filter layer is arranged on one side of the drain plate, facing the boss, so that a water flow channel is formed between the drain plate and the filter layer;
the first water collecting pipe is arranged on one side of the edge of the drain board, a first water inlet of the first water collecting pipe is communicated with a water outlet of the water flow channel, and a first water outlet of the first water collecting pipe is communicated with the water collecting well through a pipeline;
and the rest sides of the edges of the drain plates are provided with water-stop plates so as to seal the edges of the water flow channels through the water-stop plates.
In some embodiments of the utility model, the first header includes a first support and a first channel;
the first supporting part is arranged at the opening end of the first diversion trench, one side of the first diversion trench is provided with a plurality of first water inlets which are spaced, and the other side of the first diversion trench is provided with a first water outlet.
Further, a check valve is arranged on the pipeline.
Further, a liquid level sensor is arranged at the bottom of the water collecting well.
Further, the arrangement mode of the plurality of bosses on the drain board is any one or combination of two of matrix arrangement or annular array.
Some embodiments of the present utility model provide a drainage system comprising a water collection well, a plurality of drainage plates, and a plurality of first water collection pipes;
one side of each drain board in the thickness direction is provided with a plurality of bosses at intervals;
a filter layer is arranged on one side of each drain plate facing the boss so as to form a water flow channel between the drain plate and the filter layer;
any two adjacent water flow channels are communicated through one first water collecting pipe to form a water draining structure;
one side of the edge of the drainage structure is provided with a second water collecting pipe, a second water inlet of the second water collecting pipe is communicated with a water outlet of the drainage structure, and a second water outlet of the second water collecting pipe is communicated with the water collecting well through a pipeline.
Further, any adjacent first water collecting pipes are communicated through a conducting pipe fitting.
Further, a guide pipe is arranged at the edge of the drainage structure, the guide pipe is communicated with the drainage structure, and any two adjacent guide pipes are communicated through a connecting pipe.
Further, the second water collecting pipe comprises a second supporting part and a second diversion trench; the second supporting part is arranged at the opening end of the second diversion trench, one side of the second diversion trench is provided with a plurality of second water inlets which are spaced, and the other side of the second diversion trench is provided with a second water outlet.
Some embodiments of the utility model provide an underground garage comprising the drainage system.
Embodiments of the present utility model have the following advantages: through set up a plurality of looks spaced bosss on the drain bar to with filter layer and drain bar interval through this boss, thereby form water flow channel between filter layer and drain bar, can filter the infiltration water through the filter simultaneously, in order to avoid impurity substance to enter into water flow channel and form the jam, in order to promote the stability of water in water flow channel in-process. The first water collecting pipe is used for communicating water in the water flow channel with the water collecting well through the pipeline, so that water in the water flow channel flows into the water collecting well through the first water collecting pipe and the pipeline in sequence, and recovery of penetrating water is achieved.
In order to make the above objects, features and advantages of the present utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a drainage system according to some embodiments of the present utility model;
FIG. 2 illustrates a schematic structural view of another perspective of a drainage system provided by some embodiments of the present utility model;
FIG. 3 is a schematic view showing a view of a first header in a drainage system according to some embodiments of the present utility model;
FIG. 4 illustrates a schematic view of another view of a first header in a drainage system according to some embodiments of the present utility model;
FIG. 5 is a schematic view of a drainage system according to some embodiments of the present utility model;
fig. 6 is a schematic view of a second header in a drainage system according to some embodiments of the present utility model.
Description of main reference numerals:
100-drainage plates; 200-a first water collecting pipe; 300-a water collection well; 110-boss; 400-a filter layer; 500-water flow channels; 210-a first water inlet; 220-a first water outlet; 600-pipe; 700-water stop plate; 230-a first support; 240-a first diversion trench; 800-check valve; 900-a second water collecting pipe; 1000-connecting a pipe fitting; 1100-a flow guiding pipe; 1200-connecting pipes; 910-a second support; 920-a second diversion trench; 930-a second water inlet; 940-a second water outlet.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the templates herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 and 2, some embodiments of the present utility model provide a drainage system, which is mainly applied to drainage of a garage. The drainage system includes a drainage plate 100, a first header 200, and a header well 300.
Specifically, a plurality of spaced bosses 110 are disposed on one side of the drain board 100 in the thickness direction, and the arrangement mode of the plurality of bosses 110 on the drain board 100 is any one or a combination of two of matrix arrangement and annular array.
Meanwhile, a filter layer 400 is provided at a side of the drain plate 100 facing the boss 110 to form a water flow channel 500 between the drain plate 100 and the filter layer 400.
Specifically, the filter layer 400 is disposed at a side of the boss 110 away from the drain plate 100, and the filter layer 400 is spaced apart from the drain plate 100, so that the filter layer 400 is spaced apart from the drain plate 100 by the boss 110, thereby forming a water flow space, i.e., a water flow channel 500, between the filter layer 400 and the drain plate 100.
The impurity substances in the water are filtered out by the filter layer 400 to avoid the impurity substances entering the water flow channel 500 and blocking the water flow channel 500.
In this embodiment, the filter layer 400 is an anti-collapse geotextile.
In addition, the first water collecting pipe 200 is disposed at one side of the edge of the drain plate 100, and the first water inlet 210 of the first water collecting pipe 200 communicates with the water outlet of the water flow path 500 such that water introduced into the water flow path 500 through the filter layer 400 is introduced into the first water collecting pipe 200 through the water outlet of the water flow path 500 and the first water inlet 210 of the first water collecting pipe 200. Meanwhile, the first water outlet 220 of the first water collecting pipe 200 is communicated with the water collecting well 300 through a pipe 600, so that water entering the first water collecting pipe 200 flows into the water collecting well 300 through the pipe 600 through the first water outlet 220 of the first water collecting pipe 200, and permeate water is collected through the water collecting well 300.
Specifically, when the drainage system provided by the utility model is applied to a garage, the above-ground penetrating water is discharged into the water collecting well 300 through the drainage system, so that the phenomenon that the air humidity in the garage is high due to the fact that the above-ground penetrating water penetrates into the garage is avoided, bacterial breeding is avoided, meanwhile, the safety of vehicles in the garage is improved, and the service life of the vehicles is ensured.
In addition, a water blocking plate 700 is provided at the remaining side of the edge of the drain plate 100 to seal the edge of the water flow path 500 by the water blocking plate 700.
It can be appreciated that the sealing of the edges of the water flow channel 500 by the water stop plate 700 prevents water entering the water flow channel 500 from flowing away from the edges of the water flow channel 500 to improve recovery quality and recovery efficiency of permeate water.
The sealing of the water stop 700 to the edge of the water flow channel 500 means that the edges of the water flow channel 500 except the side where the first water collecting pipe 200 is provided form a seal.
In this embodiment, the length of the water stop 700 is equal to the length of the drain board 100, and the width of the water stop 700 is not smaller than the height of the boss 110.
The width of the water stop 700 refers to the length of the water stop 700 in the direction perpendicular to the drainage plate 100. The height of the boss 110 is the height of the boss 110 in the direction perpendicular to the drain plate 100.
In the embodiment, the collected water can be used for property irrigation, cleaning and the like by collecting the permeated water on the ground, so that the function of recycling the permeated water is achieved, and the cost is saved. Meanwhile, by arranging the drainage system, the arrangement of the drainage blind ditch can be reduced or even cancelled, so that the construction difficulty is simplified, the construction cost is reduced, and the construction efficiency is improved.
The drain board 100 is made of HDPE (High Density Polyethylene, high-density polyethylene) material, and the drain board 100 is made of HDPE. Among them, high Density Polyethylene (HDPE) is a white powder or granular product. No toxicity and smell, crystallinity of 80-90%, softening point of 125-135 deg.C, and service temperature of 100 deg.C; hardness, tensile strength and creep are superior to low density polyethylene; the wear resistance, the electrical insulation property, the toughness and the cold resistance are good; has good chemical stability, is insoluble in any organic solvent at room temperature, and is resistant to corrosion by acid, alkali and various salts.
In addition, the first water collecting pipe 200 is a compression-resistant first water collecting pipe 200 made of PVC (Polyvinyl chloride ) material.
As shown in fig. 2 to 4, in some embodiments of the present utility model, the first water collecting pipe 200 includes a first supporting part 230 and a first guide groove 240.
The first supporting portion 230 is a boss with a hemispherical structure, so as to provide supporting and protecting functions for the first diversion trench 240 through the first supporting portion 230.
In addition, the first supporting portion 230 is disposed at the opening end of the first diversion trench 240, and the opening end of the first diversion trench 240 is sealed by the first supporting portion 230, so as to prevent water entering the first diversion trench 240 from overflowing from the opening end of the first diversion trench 240.
Meanwhile, a plurality of first water inlets 210 are disposed on the side wall of the first diversion trench 240 at intervals, and the first water outlets 220 are disposed on the other side of the first diversion trench 240. Specifically, the first water inlet 210 and the first water outlet 220 are respectively located at two opposite sides of the first diversion trench 240.
Since the first water inlet 210 is communicated with the water flow channel 500, water permeated into the water flow channel 500 through the filter layer 400 can enter the first diversion trench 240 through the first water inlet 210, and flows into the pipeline 600 through the first water outlet 220 arranged at the other side of the first diversion trench 240, and flows into the water collecting well 300 through the pipeline 600, so that collection of permeated water is realized, collection efficiency of permeated water is improved, and the drainage system provided by the utility model is simple in structure, easy to construct and low in cost.
As shown in fig. 1 and 2, in some embodiments of the present utility model, a check valve 800 is provided on a pipe 600 communicating between the first water collecting pipe 200 and the water collecting well 300 to prevent water in the water collecting well 300 from flowing back into the first water collecting pipe 200 through the pipe 600, so as to improve stability and safety of the first water collecting pipe 200 during drainage.
The check valve 800 is a valve in which the opening and closing member is a circular valve flap and blocks the reverse flow of the medium by the action of the self weight and the medium pressure. Belongs to automatic valves, also called check valves, one-way valves, reflux valves or isolation valves, and can prevent the reflux of water.
In some embodiments of the present utility model, a liquid level sensor is disposed at the bottom of the water collecting well 300, and the liquid level sensor is connected with a background processor through a wireless signal, so that the liquid level in the water collecting well 300 is monitored in real time through the liquid level sensor, meanwhile, the background processor can receive the liquid level height signal sent by the liquid level sensor in real time, when the liquid level in the water collecting well 300 reaches the preset liquid level height, accumulated water in the water collecting well 300 is pumped out through a water suction pump, so that the liquid level in the water collecting well 300 is prevented from being higher than the liquid level on the water collecting plate, and therefore stability and drainage efficiency of the drainage system in the water collecting and drainage process can be further improved.
As shown in fig. 3, 5 and 6, some embodiments of the present utility model provide a drainage system, primarily for use in underground garages. Wherein the drainage system comprises a water collection well 300, a plurality of drainage plates 100 and a plurality of first water collection pipes 200.
The number of the drain boards 100 and the number of the first water collecting pipes 200 may be two or more, and may be specifically set according to the actual construction area.
Wherein, a plurality of spaced bosses 110 are disposed on one side of each drain board 100 in the thickness direction, and the plurality of bosses 110 are arranged in any one of a matrix arrangement or a ring array or a combination of two of them.
In addition, a filter layer 400 is provided at a side of each of the drain plates 100 facing the boss 110 to form a water flow channel 500 between the drain plate 100 and the filter layer 400. Since the number of the drainage plates 100 and the number of the filter layers 400 are plural, the number of the water flow channels 500 is equal to the number of the drainage plates 100.
It will be appreciated that the number of drainage plates 100 is equal to the number of filter layers 400.
In this embodiment, any two adjacent water flow channels 500 are communicated through one of the first water collecting pipes 200, so as to form a drainage structure.
Meanwhile, a second water collecting pipe 900 is arranged at one side of the edge of the drainage structure, a second water inlet 930 of the second water collecting pipe 900 is communicated with a water outlet of the drainage structure, and a second water outlet 940 of the second water collecting pipe 900 is communicated with the water collecting well 300 through a pipeline 600, so that water penetrating into the drainage structure through the filter layer 400 can enter into the water collecting well 300 through the pipeline 600 through the second water outlet 940 of the second water collecting pipe 900, and recovery of penetrating water is achieved.
Through the communication of a plurality of rivers passageway 500 through first water collecting pipe 200 to promote the efficiency of drainage system's installation or dismantlement, can adjust the quantity of drain bar 100 and the quantity of first water collecting pipe 200 according to the area of garage, can be adapted to the garage of different areas simultaneously, not only simplified drainage system's installation cost, promote drainage system's utilization ratio moreover.
As shown in fig. 5, in some embodiments of the present utility model, any adjacent first water collection pipes 200 are communicated through a conductive pipe member 1000.
It should be noted that, the pipe fitting 1000 may be any one of a tee pipe, a four-way pipe, or an elbow pipe, and may be specifically selected according to practical situations.
As shown in fig. 5, in some embodiments of the present utility model, a drainage pipe 1100 is provided at an edge of the drainage structure, the drainage pipe 1100 communicates with the drainage structure, and any two adjacent drainage pipes 1100 communicate through a connection pipe 1200.
As shown in fig. 2, in some embodiments of the present utility model, the second water collecting pipe 900 includes a second supporting portion 910 and a second diversion trench 920, where the second supporting portion 910 is disposed at an opening end of the second diversion trench 920, and a convex surface of the second supporting portion 910 faces away from the second diversion trench 920. Meanwhile, a plurality of second water inlets 930 are disposed at intervals on one side of the second diversion trench 920, and a second water outlet 940 is disposed on the other side of the second diversion trench 920.
It will be appreciated that the water in the drainage structure flows into the second water collection pipe 900 through the second water inlet 930 and flows into the water collection well 300 through the water outlet of the second water collection pipe 900 and the pipe 600, thereby achieving recovery of the permeate water.
Some embodiments of the utility model also provide an underground garage comprising a drainage system as described in any of the embodiments above.
Any particular values in all examples shown and described herein are to be construed as merely illustrative and not a limitation, and thus other examples of exemplary embodiments may have different values.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
The above examples merely represent a few embodiments of the present utility model, which are described in more detail and are not to be construed as limiting the scope of the present utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (10)

1. The drainage system is characterized by comprising a drainage plate, a first water collecting pipe and a water collecting well;
a plurality of bosses which are spaced are arranged on one side of the drain plate in the thickness direction;
a filter layer is arranged on one side of the drain plate, facing the boss, so that a water flow channel is formed between the drain plate and the filter layer;
the first water collecting pipe is arranged on one side of the edge of the drain board, a first water inlet of the first water collecting pipe is communicated with a water outlet of the water flow channel, and a first water outlet of the first water collecting pipe is communicated with the water collecting well through a pipeline;
and the rest sides of the edges of the drain plates are provided with water-stop plates so as to seal the edges of the water flow channels through the water-stop plates.
2. The drainage system of claim 1, wherein the first water collection pipe comprises a first support and a first diversion trench;
the first supporting part is arranged at the opening end of the first diversion trench, one side of the first diversion trench is provided with a plurality of first water inlets which are spaced, and the other side of the first diversion trench is provided with a first water outlet.
3. The drainage system of claim 1 wherein a check valve is provided on the conduit.
4. The drainage system of claim 1, wherein the bottom of the water collection well is provided with a level sensor.
5. The drainage system of claim 1 wherein a plurality of said bosses are arranged on said drainage plate in any one or a combination of two of a matrix arrangement or a circular array.
6. A drainage system, which is characterized by comprising a water collecting well, a plurality of drainage plates and a plurality of first water collecting pipes;
one side of each drain board in the thickness direction is provided with a plurality of bosses at intervals;
a filter layer is arranged on one side of each drain plate facing the boss so as to form a water flow channel between the drain plate and the filter layer;
any two adjacent water flow channels are communicated through one first water collecting pipe to form a water draining structure;
one side of the edge of the drainage structure is provided with a second water collecting pipe, a second water inlet of the second water collecting pipe is communicated with a water outlet of the drainage structure, and a second water outlet of the second water collecting pipe is communicated with the water collecting well through a pipeline.
7. The drainage system of claim 6 wherein any adjacent first water collection pipes are in communication through a pass-through pipe.
8. The drainage system of claim 6, wherein a drainage tube is arranged at the edge of the drainage structure, the drainage tube is communicated with the drainage structure, and any two adjacent drainage tubes are communicated through a connecting tube.
9. The drainage system of claim 6 wherein the second header includes a second support and a second channel;
the second supporting part is arranged at the opening end of the second diversion trench, one side of the second diversion trench is provided with a plurality of second water inlets which are spaced, and the other side of the second diversion trench is provided with a second water outlet.
10. An underground garage comprising a drainage system as claimed in any one of claims 1 to 9.
CN202223546874.6U 2022-12-29 2022-12-29 Drainage system and underground garage Active CN219157886U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223546874.6U CN219157886U (en) 2022-12-29 2022-12-29 Drainage system and underground garage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223546874.6U CN219157886U (en) 2022-12-29 2022-12-29 Drainage system and underground garage

Publications (1)

Publication Number Publication Date
CN219157886U true CN219157886U (en) 2023-06-09

Family

ID=86645398

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223546874.6U Active CN219157886U (en) 2022-12-29 2022-12-29 Drainage system and underground garage

Country Status (1)

Country Link
CN (1) CN219157886U (en)

Similar Documents

Publication Publication Date Title
CN105421683A (en) Collection method and construction technology for pds zero-gradient protection siphon drainage
CN102031768A (en) Novel farmland waterlogging prevention and treatment device and applied technology thereof
US20060242983A1 (en) Geothermal system utilizing supplemental ground heat from drainage fields
KR101881491B1 (en) Prefabricated water tank with solar powered automatic irrigation system
JP2014015800A (en) Piping structure for storing rainwater
CN113585359A (en) Water-carrying, float-reducing and anti-floating system and basement structure
CN209741602U (en) Drainage system for ground
WO2007099371A2 (en) Modular fluid storage apparatus
CN210798091U (en) Building waterproof structure capable of recycling building external water
CN113982202A (en) Waterproof root-blocking siphon drainage collection system for garage planting roof and drainage method thereof
CN218643403U (en) Underground pipeline drainage and seepage water system with drainage and seepage water function
CN113700122B (en) Municipal works environmental protection drainage system
CN217630124U (en) Under-film exhaust and drainage device
CN214302597U (en) Siphon drainage system
CN212248620U (en) Underground building roof siphon system
CN210529675U (en) Horizontal drainage system for consolidating soft foundation
CN211489029U (en) Layered isolation concealed pipe salt discharging device
CN110397022B (en) Drainage structure with anti-floating, anti-seepage and filtering functions
CN214363939U (en) Split type semi-circular collecting pipe
CN221030534U (en) Zero-blockage drainage system for garage bottom plate
CN222375587U (en) Underground water collection and drainage system
CN223522931U (en) Municipal sponge water storage system for urban construction
CN213448533U (en) Foundation pit drainage structure
CN223105644U (en) An anti-corrosion structure for burying steel gas pipelines in wet soil areas
CN214941753U (en) Novel siphoning type drainage device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant