CN218148751U - Sponge urban water storage and drainage structure - Google Patents

Abstract

The utility model discloses a sponge city retaining drainage structures, including metalling and dirt bed, dirt bed is located the metalling below, and metalling and dirt bed internally mounted have impurity intercepting device, and impurity intercepting device includes the outer tube, and the outer tube buries puts at metalling and dirt bed inside and outer tube and top and metalling level, and the inside fixed mounting of outer tube has first filter tube, and first filter tube top fixed mounting has the second filter tube. This sponge urban water storage drainage structures is through setting up impurity intercepting device, when can reduce the external world and float impurity jam sewer well head, realize the collection effect of rainwater, reduce the sewer well head because float the drainage slow phenomenon that impurity blockked up the drainage that leads to, and through design desilting pump and second connecting pipe bottom the overflow basin, can discharge the inside precipitated impurity silt of overflow basin, reduce the pollution phenomenon to the storage tank inside when improving the inside water storage capacity of overflow basin after long-time the use.

Description

Sponge urban water storage and drainage structure

Technical Field

The utility model relates to a sponge urban impoundment drainage technology field specifically is a sponge urban impoundment drainage structures.

Background

The sponge city is a new generation city rainfall flood management concept, means that the city has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters caused by rainwater and the like, and can also be called as a water elasticity city, the international general term is 'low-influence development rainwater system construction', the sponge city absorbs water, stores water, seeps water and purifies water when raining, and the stored water is 'released' and utilized when needed.

The application number is 202111203097.2, the name is that the sponge urban water storage and drainage structure is pointed out to facilitate storage of rainwater, the existing sponge urban water storage and drainage structure is provided with an overflow tank and a storage tank, the overflow tank is communicated with the storage tank through water holes, when rainwater is low, the water holes between the overflow tank and the storage tank are exposed, dust can enter the storage tank through the water holes after falling into the overflow tank, the problem that the dust is deposited and accumulated in the storage tank is easily caused, the floating plate which can float according to the amount of water is designed in the overflow tank, the blocking effect on floating impurities in the overflow tank is realized, the situation that the dust in the overflow tank enters the storage tank is reduced, when the equipment enters the overflow tank through a sewer inlet in the actual use process, the impurities can be deposited at a sewer well mouth, the phenomenon that drainage is slow due to blocking of the sewer well mouth is caused, meanwhile, the dust entering the overflow tank cannot be discharged, and can be deposited at the bottom of the overflow tank, and the storage tank is polluted when the water storage capacity in the overflow tank is reduced.

Therefore, in order to solve the problems, a sponge urban water storage and drainage structure is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sponge city retaining drainage structures to the weak point of prior art to solve the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sponge city retaining drainage structures, includes metalling and loam layer, the loam layer is located the metalling below, metalling and loam layer internally mounted have impurity intercepting device, impurity intercepting device includes the outer tube, the outer tube buries puts at metalling and loam layer inside and outer tube and top and metalling level, the inside fixed mounting of outer tube has first filter tube, first filter tube top fixed mounting has the second filter tube, second filter tube top fixed mounting has the upper cover plate, the inside fixed orifices of having seted up of upper cover plate, fixed mounting has the footboard between second filter tube and the outer tube.

As the utility model discloses an optimized technical scheme, first filter tube and second filter tube are the hollow tube, the filtration pore has been seted up for cylindrical and outer wall to first filter tube, the filtration pore has been seted up for round platform shape and outer wall to the second filter tube, and first filter tube and second filter tube are the pipe of grid form, can effectively filter the floating impurity of drainage in-process.

As the utility model discloses an optimal technical scheme, the quantity of fixed orifices is four groups, the fixed orifices is in the inside circular distribution of upper cover plate, the screw hole with fixed orifices looks adaptation is seted up at second filter tube top, the upper cover plate passes through fixed orifices and screw hole and second filter tube fixed connection, upper cover plate center department is the metal screen structure, and the upper cover plate can play first filter tube and second filter tube and be blockked up the drainage filter effect after by the jam.

As a preferred technical scheme of the utility model, the quantity of footboard is four groups, the footboard centers on the circular distribution of second filter tube, and the footboard plays the effect that prevents that pedestrian's legs and feet from being absorbed in the outer tube.

As the utility model discloses an optimized technical scheme, the sewer well head is installed to the outer tube bottom, sewer well head bottom fixed mounting has the overflow tank, overflow tank bottom fixed mounting has the equipment box, equipment box internally mounted has the desilting pump, fixed mounting has the second connecting pipe between desilting pump and the overflow tank, and the cooperation of desilting pump and second connecting pipe is used, can be with the silt impurity clearance of overflow tank bottom to external effect.

As the utility model discloses an it has the storage tank to prefer technical scheme, the both sides outer wall fixed mounting of equipment box, fixed mounting has first connecting pipe between storage tank and the overflow tank, one side outer wall fixed mounting that equipment box was kept away from in the storage tank has the outlet pipe, the one end that storage tank was kept away from to the outlet pipe is located the metalling top, and first connecting pipe plays the effect of discharging the inside liquid of overflow tank to the storage tank, and the outlet pipe can be when the arid take the inside liquid of storage tank out the effect of using through external water pump.

Compared with the prior art, the utility model provides a water drainage structures is held in sponge city possesses following beneficial effect:

1. this a sponge city retaining drainage structures, by the setting by the outer tube, first filter tube, the second filter tube, the upper cover plate, the impurity intercepting device that fixed orifices and footboard constitute, when can reduce the external world and float impurity jam sewer well head, realize the collection effect of rainwater, reduce the drainage too slow phenomenon that the sewer well head leads to because of floating impurity jam, and through design desilting pump and second connecting pipe bottom the overflow tank, can discharge the inside impurity silt that deposits of overflow tank, reduce the pollution phenomenon to the storage tank inside when improving the inside water storage capacity of long-time back overflow tank.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the overflow tank, the equipment box and the storage tank of the present invention;

fig. 3 is a schematic view of the distribution structure of the impurity intercepting device, the sewer wellhead and the overflow tank of the utility model;

fig. 4 is the structure schematic diagram of the impurity intercepting device of the present invention.

In the figure: 1. a crushed stone layer; 2. a layer of clay; 3. an impurity intercepting device; 301. an outer sleeve; 302. a first filtering pipe; 303. a second filtering pipe; 304. an upper cover plate; 305. a fixing hole; 306. a pedal; 4. a sewer wellhead; 5. an overflow tank; 6. an equipment box; 7. a storage pool; 8. a first connecting pipe; 9. a water outlet pipe; 10. a dredging pump; 11. a second connection pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-4, a sponge city water storage and drainage structure comprises a gravel layer 1 and a soil layer 2, the soil layer 2 is located below the gravel layer 1, an impurity blocking device 3 is installed inside the gravel layer 1 and the soil layer 2, the impurity blocking device 3 comprises an outer sleeve 301, the outer sleeve 301 is embedded inside the gravel layer 1 and the soil layer 2, the top of the outer sleeve 301 is horizontal to the gravel layer 1, a first filter pipe 302 is fixedly installed inside the outer sleeve 301, a second filter pipe 303 is fixedly installed at the top of the first filter pipe 302, an upper cover plate 304 is fixedly installed at the top of the second filter pipe 303, a fixing hole 305 is formed inside the upper cover plate 304, and a pedal 306 is fixedly installed between the second filter pipe 303 and the outer sleeve 301.

Referring to fig. 4, the first filtering pipe 302 and the second filtering pipe 303 are both hollow pipes, the first filtering pipe 302 is cylindrical and has filtering holes on the outer wall, the second filtering pipe 303 is truncated cone-shaped and has filtering holes on the outer wall, and the first filtering pipe 302 and the second filtering pipe 303 are grid-shaped circular pipes, so that floating impurities in the drainage process can be effectively filtered; the number of the fixing holes 305 is four, the fixing holes 305 are circularly distributed in the upper cover plate 304, the top of the second filtering pipe 303 is provided with a threaded hole matched with the fixing holes 305, the upper cover plate 304 is fixedly connected with the second filtering pipe 303 through the fixing holes 305 and the threaded hole, the center of the upper cover plate 304 is of a metal filter screen structure, and the upper cover plate 304 can play a role in draining and filtering after the first filtering pipe 302 and the second filtering pipe 303 are blocked; the number of the steps 306 is four, the steps 306 are circularly distributed around the second filtering pipe 303, and the steps 306 play a role of preventing the legs and feet of the pedestrian from sinking into the outer sleeve 301.

Example two:

referring to fig. 2, on the basis of the first embodiment, a sewer wellhead 4 is installed at the bottom of an outer sleeve 301, an overflow tank 5 is fixedly installed at the bottom of the sewer wellhead 4, an equipment box 6 is fixedly installed at the bottom of the overflow tank 5, a dredging pump 10 is installed inside the equipment box 6, a second connecting pipe 11 is fixedly installed between the dredging pump 10 and the overflow tank 5, and the dredging pump 10 and the second connecting pipe 11 are used in a matched manner, so that sludge and impurities at the bottom of the overflow tank 5 can be cleaned to the outside; the both sides outer wall fixed mounting of equipment box 6 has storage tank 7, fixed mounting has first connecting pipe 8 between storage tank 7 and the overflow tank 5, one side outer wall fixed mounting that equipment box 6 was kept away from to storage tank 7 has outlet pipe 9, the one end that storage tank 7 was kept away from to outlet pipe 9 is located gravel layer 1 top, first connecting pipe 8 plays the effect of discharging the inside liquid of overflow tank 5 to storage tank 7, and outlet pipe 9 can take the inside liquid of storage tank 7 through external water pump out the effect of using when the arid.

The utility model discloses a theory of operation and use flow: this sponge city retaining drainage structures, during the use, lay outer tube 301, first filter tube 302 and second filter tube 303 at sewer well head 4 top, when the city needs to be drained inside, the rainwater gets into in sewer well head 4 through first filter tube 302 and second filter tube 303 this moment, and pour into overflow tank 5 and storage tank 7 into through sewer well head 4, because first filter tube 302 and second filter tube 303 surface are the pipe and the round platform pipe of grid form, therefore can filter the floating impurity in the rainwater, and when impurity is too much, first filter tube 302 is blockked up gradually, the rainwater gets into in sewer well head 4 through second filter tube 303, thereby reduce the slow phenomenon of drainage that sewer well head 4 leads to because floating impurity blocks up, and desilting pump 10 and second connecting pipe 11 can be used to extract the dust silt impurity that has got into the inside overflow tank 5, improve the water storage capacity of overflow tank 5 inside.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a sponge city retaining drainage structures, includes rubble layer (1) and dirt bed (2), its characterized in that: soil horizon (2) are located metalling (1) below, metalling (1) and soil horizon (2) internally mounted have impurity intercepting device (3), impurity intercepting device (3) include outer tube (301), outer tube (301) bury and put at metalling (1) and soil horizon (2) inside and outer tube (301) and top and metalling (1) level, the inside fixed mounting of outer tube (301) has first filter tube (302), first filter tube (302) top fixed mounting has second filter tube (303), second filter tube (303) top fixed mounting has upper cover plate (304), fixed orifices (305) have been seted up to upper cover plate (304) inside, fixed mounting has footboard (306) between second filter tube (303) and outer tube (301).

2. The sponge urban water storage and drainage structure according to claim 1 is characterized in that: the first filtering pipe (302) and the second filtering pipe (303) are hollow pipes, the first filtering pipe (302) is cylindrical, filtering holes are formed in the outer wall of the first filtering pipe, and the second filtering pipe (303) is truncated cone-shaped, and filtering holes are formed in the outer wall of the second filtering pipe.

3. The water storage and drainage structure for the sponge city as claimed in claim 1, wherein: the quantity of fixed orifices (305) is four groups, fixed orifices (305) are in circular distribution in upper cover plate (304), the screw hole with fixed orifices (305) looks adaptation is seted up at second filter tube (303) top, upper cover plate (304) pass through fixed orifices (305) and screw hole and second filter tube (303) fixed connection, upper cover plate (304) center department is the metal screen structure.

4. The sponge urban water storage and drainage structure according to claim 1 is characterized in that: the number of the pedals (306) is four, and the pedals (306) are circularly distributed around the second filtering pipe (303).

5. The sponge urban water storage and drainage structure according to claim 1 is characterized in that: sewer well head (4) are installed to outer tube (301) bottom, sewer well head (4) bottom fixed mounting has overflow tank (5), overflow tank (5) bottom fixed mounting has equipment box (6), equipment box (6) internally mounted has desilting pump (10), fixed mounting has second connecting pipe (11) between desilting pump (10) and overflow tank (5).

6. The sponge urban impoundment and drainage structure of claim 5, wherein: the utility model discloses an equipment box, including equipment box (6), deposit pond (7) on the both sides outer wall fixed mounting of equipment box (6), fixed mounting has first connecting pipe (8) between deposit pond (7) and overflow tank (5), one side outer wall fixed mounting that equipment box (6) were kept away from in deposit pond (7) has outlet pipe (9), the one end that storage pond (7) were kept away from in outlet pipe (9) is located metalling (1) top.

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