CN113216355B - Construction rainfall drainage structures - Google Patents
Construction rainfall drainage structures Download PDFInfo
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- CN113216355B CN113216355B CN202110546024.7A CN202110546024A CN113216355B CN 113216355 B CN113216355 B CN 113216355B CN 202110546024 A CN202110546024 A CN 202110546024A CN 113216355 B CN113216355 B CN 113216355B
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- 238000010276 construction Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 129
- 238000005086 pumping Methods 0.000 claims abstract description 52
- 238000003780 insertion Methods 0.000 claims abstract description 14
- 230000037431 insertion Effects 0.000 claims abstract description 14
- 238000009435 building construction Methods 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims abstract description 8
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 241001233242 Lontra Species 0.000 claims description 11
- 230000008595 infiltration Effects 0.000 claims description 11
- 238000001764 infiltration Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 230000009471 action Effects 0.000 description 3
- 239000003651 drinking water Substances 0.000 description 3
- 235000020188 drinking water Nutrition 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
- E03F3/046—Open sewage channels
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
Abstract
The invention discloses a rainfall drainage structure for building construction, which comprises a drainage channel, wherein the upper end of the drainage channel is provided with an opening, the inner bottom wall of the drainage channel is downwards inclined from left to right, the upper end of the drainage channel is fixedly connected with a water seepage screen plate in a sealing manner, two rows of circular insertion blocks which are symmetrical about the transverse axis of the water seepage screen plate are fixedly embedded at the upper end of the water seepage screen plate, a water pumping rod is vertically and movably inserted on each circular insertion block, the lower end of the water pumping rod extends into the drainage channel, a water suction cavity is formed in the water pumping rod, the lower end of the water suction cavity is communicated with the drainage channel, the outer peripheral surface of the upper end of each water pumping rod is provided with a plurality of water inlet holes, and the front and back positions of one end of each water pumping rod, which is positioned in the drainage channel, are fixedly connected with fixing blocks. Has the advantages that: the invention can continuously and effectively discharge the rainfall accumulated water on the construction site, adapts to different rainfall intensities, avoids the rise of the water level and has the effects of energy conservation and environmental protection.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a rainfall drainage structure for building construction.
Background
In the building site, by drainage system not perfect, when carrying out the rainfall in the work progress, the rainwater can't in time be discharged, can make construction site ponding, causes building material's long-time invasion bubble and damage then, can't in time resume the construction. In order to restore the construction in time, the constructor can set up a drainage structure at the construction site for discharging the rainfall ponding in time.
Through retrieval, the publication number CN211499114U provides a rainfall drainage structure for building construction, which comprises a bottom plate and an upper filter plate, wherein the upper filter plate is fixedly installed above the bottom plate, an inclined plane is fixedly installed at the bottom end of the bottom plate, a limiting frame is fixedly installed at the top of the inclined plane, the filter plate is embedded in the limiting frame, a water pump is fixedly installed at the upper right corner in the bottom plate, a guide pipe is fixedly connected to the left side of the water pump, a press switch is embedded in the lower right corner in the bottom plate, a floating block is fixedly connected to the bottom of the press switch, a limiting spring is fixedly connected to the top of the floating block, a water storage tank is fixedly installed at the lower right corner of the bottom plate, and a valve is fixedly installed at the right side of the water storage tank; publication number CN112211273A discloses a construction rainfall drainage structures, including fixed frame, the side groove has all been seted up to both sides lateral wall about the inside of fixed frame, the inside lateral separation in side groove is provided with vice pole, vice pole is that the cross section is the little lower extreme width of trapezoidal pole and vice pole's upper end width, the intermediate position of two sets of vice poles in adjacent position is provided with the carrier bar, the carrier bar is that the cross section is the big lower extreme width of trapezoidal stock and carrier bar upper end width little, all seted up the mounting groove on the wall about the front end inboard of fixed frame, the front side intermediate position of fixed frame, transversely be provided with the board of intaking.
Above-mentioned file all filters at the drainage in-process rainwater, prevents that the rainwater from carrying in the pollutant such as debris gets into the sewer, nevertheless at the more construction site of silt, and when the rainfall was great, ponding can bring silt sand to drainage structures top, causes the filter plate to block up, leads to filter plate top water level to rise, can't play good drainage effect, can't solve strong rainfall then and lead to the water level to rise and the material bubble water problem that causes.
In order to solve the problems, a rainfall drainage structure for building construction is provided.
Disclosure of Invention
The invention aims to solve the problems in the background art and provides a rainfall drainage structure for building construction.
In order to achieve the purpose, the invention adopts the following technical scheme: a rainfall drainage structure for building construction comprises a drainage channel, wherein the upper end of the drainage channel is provided with an opening, the inner bottom wall of the drainage channel is downwards inclined from left to right, the upper end of the drainage channel is fixedly connected with a water seepage screen plate in a sealing manner, the upper end of the water seepage screen plate is fixedly embedded with two circular insertion blocks which are symmetrical relative to the transverse axis of the water seepage screen plate, each circular insertion block is provided with a water pumping rod in a vertical movable insertion manner, the lower end of the water pumping rod extends into the drainage channel, a water suction cavity is formed in the water pumping rod, the lower end of the water suction cavity is communicated with the drainage channel, the outer peripheral surface of the upper end of each water pumping rod is provided with a plurality of water inlet holes, each water pumping rod is positioned at the front and rear positions of one end in the drainage channel and is fixedly connected with a fixed block, the lower end of the water seepage screen plate is fixedly connected with a stop block on one side, away from the two fixed blocks positioned on the same water pumping rod, the dog sets up with the fixed block interval that corresponds, the one end that the water pumping pole was kept away from to the fixed block has been seted up flexible groove, flexible inslot sliding connection has the fly leaf, the fly leaf is close to common fixedly connected with spring between one side inner wall of water pumping pole with flexible groove, the spacing inserted block of one side fixedly connected with of spring is kept away from to the fly leaf, the dog is close to one side of water pumping pole and opens the vertical spout of having seted up, spacing slot has been just seted up at spacing inserted block corresponding position on the spout, the shape of spacing slot is the same with the one end shape that the fly leaf was kept away from to spacing inserted block, the one end that the fly leaf was kept away from to spacing inserted block is inserted and is established in spacing slot.
Drainage pipe keeps away from the one end intercommunication of drainage canal has the sewer, drainage pipe's bore is less than the bore of drainage canal, it is connected with a plurality of impellers to rotate jointly on the inner wall around the drainage pipe, drainage pipe rear side fixedly connected with guard box, just there is the generator, every at the equal fixed mounting in the corresponding position of every impeller in the guard box the rotation axis of generator respectively with the impeller fixed connection who corresponds, the ground top is equipped with the suction pump, drainage canal right side top fixed position inserts and is equipped with the drinking-water pipe, the upper end of drinking-water pipe and the end intercommunication that draws water of suction pump, the lower extreme of drinking-water pipe extends to inside the drainage canal, the drainage end and the sewer intercommunication of suction pump.
In foretell construction rainfall drainage structure, the front and back position corresponds two the common fixedly connected with connecting rod of the relative one side in water pumping rod upper end.
In foretell construction rainfall drainage structure, every the generator is connected with the battery jointly, battery and suction pump electric connection.
In the above building construction rainfall drainage structure, the upper and lower end faces of the limiting insertion block are inclined planes.
Compared with the prior art, this construction rainfall drainage structures's advantage lies in:
1. through set up a plurality of poles of drawing water on the otter board seeps water, when rainfall is great, when the rainwater on the otter board of infiltration can't in time infiltrate down, the inlet opening on the rainwater accessible pole of drawing water and the chamber that absorbs water flow into the drainage canal, and the rainwater that gets into the drainage canal through infiltration otter board and water inlet can not carry great silt and impurity, guarantees simultaneously that the water level on the otter board of infiltration can not rise, guarantees then that the building material on the construction site can not soaked the damage easily.
2. Through setting up the fixed block, the dog, spacing slot, spacing inserted block and spring, when two water pumping rods that correspond through the connecting rod pulling move up, spacing inserted block utilizes the contact counterbalance of inclined plane and spout lower extreme and shrink into flexible groove certain distance from the fixed block below, then get into the spout smoothly and shift up along the spout, when removing to spacing slot position, spacing inserted block pops out under the spring force effect, tightly insert in the spacing slot, play the effect of stabilizing the water pumping rod position, and hard press down the connecting rod, water pumping rod will shrink into the drainage canal.
3. Through set up the impeller in drainage pipe, the generator is connected with the impeller, and when the rainwater got into in the drainage pipe impact the impeller, the generator electricity generation to the storage makes then and provides the power for the suction pump, great messenger plays the effect that reduces the drainage pipe way flow at the rainwater volume, makes the structure carry out good effectual drainage work.
Drawings
FIG. 1 is a structural perspective view of a front surface of a rainfall drainage structure for construction according to the present invention;
FIG. 2 is a cross-sectional view taken at location B-B of FIG. 1;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
fig. 4 is a structural perspective view of a side of a rainfall drainage structure for construction according to the present invention.
In the figure: the water pump comprises a drainage channel 1, a water seepage screen plate 2, a circular insertion block 3, a water pumping rod 4, a water absorption cavity 5, a water inlet hole 6, a connecting rod 7, a fixed block 8, a stop block 9, a telescopic groove 10, a movable plate 11, a spring 12, a limiting insertion block 13, a sliding groove 14, a drainage pipeline 15, an impeller 16, a generator 17, a protective box 18, a water pumping pipe 19 and a water pumping pump 20.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-4, a rainfall drainage structure for building construction, comprising a drainage channel 1, wherein the upper end of the drainage channel 1 is provided with an opening, the bottom wall of the drainage channel 1 is inclined downwards from left to right, rainwater flowing into the drainage channel 1 can conveniently flow from left to right under the action of self gravity and then flow to a drainage pipeline 15, the upper end of the drainage channel 1 is fixedly connected with a water seepage screen plate 2 in a sealing manner, the drainage channel 1 is buried under the ground, so that the water seepage screen plate 2 is parallel to the ground, the water seepage screen plate 2 can separate silt, only the rainwater can seep downwards, so as to ensure that the soil of a construction site can not be lost, and the silt in the drainage pipeline 15 can not be precipitated, a water suction pump 20 is arranged above the ground, a water suction pipe 19 is fixedly inserted above the right side of the drainage channel 1, the upper end of the water suction pipe 19 is communicated with the water pumping end of the water suction pump 20, and the lower end of the water suction pipe 19 extends into the drainage channel 1, the drainage end of the water suction pump 20 is communicated with a sewer, so that the water suction pump 20 can be manually controlled to directly pump away rainwater in the drainage channel 1 when the water quantity in the drainage channel 1 is high, and the drainage quantity of the drainage structure is increased.
Two rows of circular insertion blocks 3 which are symmetrical about the transverse axis of the water seepage screen plate 2 are fixedly embedded at the upper end of the water seepage screen plate 2, a water pumping rod 4 is vertically and movably inserted in each circular insertion block 3, the circular insertion blocks 3 are convenient for the water pumping rod 4 to stably move up and down, the lower end of the water pumping rod 4 extends into a drainage channel 1, the water pumping rod 4 can move up and down on the water seepage screen plate 2, a water suction cavity 5 is formed in the water pumping rod 4, the lower end of the water suction cavity 5 is communicated with the drainage channel 1, a plurality of water inlet holes 6 are formed in the outer peripheral surface of the upper end of each water pumping rod 4, when the water inlet holes 6 on the water pumping rod 4 are positioned above the water seepage screen plate 2, as the drainage channel 1 is communicated with a drainage pipeline 15, the drainage pipeline 15 is communicated with a sewer, then, rainwater above the water seepage screen plate 2 can directly flow into the drainage channel 1 through the water inlet holes 6 and the water suction cavities 5, and fixed blocks 8 are fixedly connected at the front and back positions of one end of each water pumping rod 4 positioned in the drainage channel 1, the lower end of the water seepage screen plate 2 and the far side of two fixed blocks 8 on the same water pumping rod 4 are fixedly connected with a stop block 9, the stop block 9 is arranged at a distance from the corresponding fixed block 8, one end of the fixed block 8 far away from the water pumping rod 4 is provided with a telescopic groove 10, the telescopic groove 10 is connected with a movable plate 11 in a sliding way, a spring 12 is fixedly connected between the movable plate 11 and the inner wall of one side of the telescopic groove 10 close to the water pumping rod 4, one side of the movable plate 11 far away from the spring 12 is fixedly connected with a limiting insert block 13, one side of the stop block 9 close to the water pumping rod 4 is provided with a vertical slide groove 14, a limiting slot is arranged on the slide groove 14 and at the corresponding position of the limiting insert block 13, the shape of the limiting slot is the same as that of one end of the limiting insert block 13 far away from the movable plate 11, one end of the limiting insert block 13 far away from the movable plate 11 is inserted in the limiting slot, and the friction force between the limiting insert block 13 and the limiting slot is utilized, can keep the position stability of pole 4 of drawing water, the last lower terminal surface of spacing inserted block 13 is the inclined plane, the inclined plane can receive upper and lower vertical power back at spacing inserted block 13, make the inclined plane and spacing slot contact offset the back income telescopic slot 10 in, then make things convenient for the manual work to carry out the rigidity after the pole 4 of drawing water carries out simultaneously, use certain holding down force can make spacing inserted block 13 roll-off spacing slot, it is spacing to relieve, then make the pole 4 of drawing water descend to take in once more in the drainage canal 1.
The two relative one side in 4 upper ends of water pumping rods that the front and back position corresponds are fixedly connected with connecting rod 7 jointly, make things convenient for two water pumping rods 4 that artifical manual directness was pulled up or was pushed down and correspond, make this device can get into the drainage state of high flow.
The right end of the drainage channel 1 is communicated with a drainage pipeline 15, one end of the drainage pipeline 15, which is far away from the drainage channel 1, is communicated with a sewer, the drainage channel 1 can be in a negative pressure environment through the communication with the sewer, the drainage of rainwater is convenient, the caliber of the drainage pipeline 15 is smaller than that of the drainage channel 1, a plurality of impellers 16 are jointly and rotatably connected onto the front inner wall and the rear inner wall of the drainage pipeline 15, a guard box 18 is fixedly connected onto the rear side of the drainage pipeline 15, generators 17 are fixedly arranged in the guard box 18 and at corresponding positions of each impeller 16, a rotating shaft of each generator 17 is respectively and fixedly connected with the corresponding impellers 16, each generator 17 is jointly connected with a storage battery, the storage battery is electrically connected with a water suction pump 20, the rainwater amount in the drainage channel 1 is large, the flow speed is high when the drainage pipeline enters the drainage pipeline 15 under the action of pressure, the rainwater impacts the impellers 16 after entering the drainage pipeline 15, then the generators 17 are used for generating power and storing the rainwater in the storage battery, the power consumption of the water pump 20 is provided, the kinetic energy of rainwater flowing is effectively utilized, and the energy-saving and environment-friendly performance of the structure is greatly improved.
It should be noted that the rotation of the impeller 16, the power generation of the generator 17, the power storage of the battery, and the energy transmission and conversion among the three are all the prior art, and are not described herein again.
The working principle of the invention is as follows:
the drainage channel 1 is buried under the ground at a low-lying position of a construction site in advance, so that the water seepage net plate 2 is horizontal to the ground, the water suction pump 20 is installed at a higher position on the ground, and rainwater is prevented from being wetted. When rainfall occurs in a construction site, rainwater can directly flow into the drainage channel 1 through the water seepage screen plate 2 and flow to the drainage pipeline 15 under the action of the inner bottom wall of the drainage channel 1 which is inclined downwards from left to right, and finally is drained into a sewer, and when strong rainfall occurs and the water seepage speed of the water seepage screen plate 2 cannot meet the rising speed of the water level, only each connecting rod 7 is lifted upwards to lift up the corresponding two water pumping rods 4, so that each water inlet 6 of each water pumping rod 4 moves to the upper part of the water seepage screen plate 2, and in the process of moving the water seepage screen plate 2 upwards, the limiting insert block 13 is contracted into the telescopic groove 10 for a certain distance from the lower part of the fixed block 8 by utilizing the contact between an inclined plane and the lower end of the sliding groove 14, then smoothly enters the sliding groove 14 and moves upwards along the sliding groove 14, and when the limiting insert groove is moved to the position, the limiting insert block 13 is popped out under the elastic force of the spring 12 and is tightly inserted into the limiting insert groove, then the pole 4 of drawing water can't remove under the effect of not receiving the external force, every pole 4 of drawing water all extends to infiltration otter board 2 tops after, the water level of rainwater when infiltration otter board 2 tops risees, inlet opening 6 on each pole 4 of drawing water of accessible and the chamber 5 that absorbs water get into drainage canal 1 that absorbs water, then the rising of restriction rainwater water level improves the infiltration volume of this drainage structure, when making this structure exhaust rainwater can not carry great silt impurity, has improved drainage efficiency. And after the rainfall finishes the drainage, only need to press down each water pumping rod 4 through connecting rod 7, make its inlet opening 6 in this income drainage canal 1, then can keep the level and smooth of infiltration otter board 2, do not influence constructor normal walking.
After rainwater got into drainage canal 1, get into drainage pipe 15 with the certain flow rate under the effect of gravity, the bore because of drainage pipe 15 is less, then the rainwater water pressure that gets into drainage pipe 15 is great, strike each impeller 16 in proper order, drive its rotation, generate electricity through generator 17 then, store in the battery, when the rainfall is great, rainwater in drainage canal 1 can't in time discharge through drainage pipe 15, can be through playing suction pump 20 this moment, suction pump 20 utilizes the power work of battery, directly take out the sewer with the water in drainage canal 1, alleviate drainage pipe 15 water capacity then, make this structure carry out good effectual drainage work.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. The utility model provides a construction rainfall drainage structures, includes drainage canal (1), its characterized in that, drainage canal (1) upper end sets up for the opening, the bottom wall sets up from left hand right side downward sloping in drainage canal (1), the sealed fixedly connected with infiltration otter board (2) in drainage canal (1) upper end, infiltration otter board (2) upper end is fixed to be inlayed and is equipped with two rows circular inserted block (3) about infiltration otter board (2) transverse axis symmetry, every equal vertical activity is inserted and is equipped with pumping rod (4) on circular inserted block (3), pumping rod (4) lower extreme extends to in the drainage canal (1), it absorbs water chamber (5) to have seted up in pumping rod (4) lower extreme and drainage canal (1) intercommunication, every a plurality of inlet openings (6), every all have been seted up on pumping rod (4) upper end outer peripheral face pumping rod (4) are located on the one end of drainage canal (1) around equal fixedly connected with fixed block (8) on the position ) The utility model discloses a water pumping rod, the equal fixedly connected with dog (9) in one side of keeping away from mutually of two fixed blocks (8) that lie in on same water pumping rod (4) infiltration otter board (2) lower extreme and on one side, dog (9) and corresponding fixed block (8) interval set up, telescopic slot (10) have been seted up to the one end that water pumping rod (4) were kept away from to fixed block (8), sliding connection has fly leaf (11) in telescopic slot (10), common fixedly connected with spring (12) between fly leaf (11) and telescopic slot (10) are close to one side inner wall of water pumping rod (4), one side fixedly connected with spacing inserted block (13) of spring (12) are kept away from to fly leaf (11), open the vertical spout (14) of having seted up in one side that dog (9) are close to water pumping rod (4), spacing slot has been seted up on spout (14) and in spacing inserted block (13) corresponding position, the shape of the limiting slot is the same as that of one end, far away from the movable plate (11), of the limiting insertion block (13), and one end, far away from the movable plate (11), of the limiting insertion block (13) is inserted into the limiting slot;
drainage canal (1) right-hand member intercommunication has drainage pipe (15), the one end intercommunication that drainage canal (1) was kept away from in drainage pipe (15) has the sewer, the bore of drainage pipe (15) is less than the bore of drainage canal (1), it is connected with a plurality of impeller (16) to rotate jointly on the inner wall around drainage pipe (15), drainage pipe (15) rear side fixedly connected with guard box (18), in guard box (18) and at the equal fixed mounting in the corresponding position of every impeller (16) generator (17), every the rotation axis of generator (17) respectively with corresponding impeller (16) fixed connection, drainage canal (1) is buried underground in the below ground, the ground top is equipped with suction pump (20), drainage canal (1) right side top position is fixed to be inserted and is equipped with suction pipe (19), the upper end and the end intercommunication that draws water of suction pump (20) of suction pipe (19), the lower end of the water pumping pipe (19) extends to the inside of the drainage channel (1), and the drainage end of the water pumping pump (20) is communicated with a sewer.
2. A rainfall drainage structure for building construction according to claim 1 wherein the opposite sides of the upper ends of two said water pumping rods (4) corresponding to the front and rear positions are fixedly connected with a connecting rod (7) together.
3. A construction rainfall drainage structure of claim 1 wherein each of the generators (17) is commonly connected with a storage battery, the storage battery being electrically connected to a suction pump (20).
4. A rainfall drainage structure for construction according to claim 1 wherein the upper and lower end faces of the position-limiting insertion block (13) are both inclined planes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110546024.7A CN113216355B (en) | 2021-05-19 | 2021-05-19 | Construction rainfall drainage structures |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110546024.7A CN113216355B (en) | 2021-05-19 | 2021-05-19 | Construction rainfall drainage structures |
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| CN113216355A CN113216355A (en) | 2021-08-06 |
| CN113216355B true CN113216355B (en) | 2022-06-17 |
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| CN202110546024.7A Expired - Fee Related CN113216355B (en) | 2021-05-19 | 2021-05-19 | Construction rainfall drainage structures |
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| WO2020163904A1 (en) * | 2019-02-12 | 2020-08-20 | Charles Dylan Owen-Evans | Apparatus for delivering a flowable material |
| CN211647013U (en) * | 2020-01-17 | 2020-10-09 | 深圳市明润建筑设计有限公司 | Gardens building rainwater recycle system |
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| AU2009354647B2 (en) * | 2009-10-29 | 2013-01-17 | Totetu Mfg. Co. Ltd. | Rainwater filtering device for inflow path |
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2021
- 2021-05-19 CN CN202110546024.7A patent/CN113216355B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0924356A2 (en) * | 1997-12-19 | 1999-06-23 | ELWA Wassertechnik GmbH | Structure for collecting rain water |
| WO2014051235A1 (en) * | 2012-09-27 | 2014-04-03 | 주식회사 해인엘에스 | System for storing natural fresh water |
| JP2017057633A (en) * | 2015-09-17 | 2017-03-23 | 積水化学工業株式会社 | Rainwater drainage storage equipment |
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| WO2020163904A1 (en) * | 2019-02-12 | 2020-08-20 | Charles Dylan Owen-Evans | Apparatus for delivering a flowable material |
| CN211647013U (en) * | 2020-01-17 | 2020-10-09 | 深圳市明润建筑设计有限公司 | Gardens building rainwater recycle system |
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| Publication number | Publication date |
|---|---|
| CN113216355A (en) | 2021-08-06 |
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