CN217759151U

CN217759151U - Sponge city formula greenery patches rainwater collection device that sinks

Info

Publication number: CN217759151U
Application number: CN202221367591.2U
Authority: CN
Inventors: 傅毅; 刘瑞锋; 郭洋; 邸艳生; 贺志明
Original assignee: China Shanxi Sijian Group Co Ltd
Current assignee: China Shanxi Sijian Group Co Ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-11-08
Anticipated expiration: 2032-06-02

Abstract

The utility model belongs to the technical field of rainwater collection devices, in particular to a sponge city sunken greenbelt rainwater collection device, which comprises a multistage sunken greenbelt, an A-shaped open kerbstone and a B-shaped open kerbstone, wherein the opening depth of the B-shaped open kerbstone is less than that of the A-shaped open kerbstone; the multistage sunken greenbelt is in a terrace shape, the height difference exists between adjacent stages of areas and is reduced step by step, the A-shaped open kerbstone is arranged at the junction of the primary area and the road surface, and the B-shaped open kerbstone is arranged between the adjacent stages of areas; the last stage area is provided with an overflow pipe, and the lower end of the overflow pipe is communicated with a water permeable pipe; rainwater can form a water accumulation layer on each grade region between the A-type opening kerbs and the B-type opening kerbs and between the B-type opening kerbs, so that the water storage capacity of the sunken greenbelt in a sponge city is met, and the seepage and drainage load of the sunken greenbelt is reduced.

Description

Sponge city formula greenery patches rainwater collection device that sinks

Technical Field

The utility model belongs to the technical field of the rainwater collection device, concretely relates to sponge city formula greenery patches rainwater collection device that sinks.

Background

With the continuous deepening of the contradiction between frequent flood disasters and water resource shortage of many cities in China, the sunk greenbelt constructed under the fusion of the sponge city and the latest rainfall flood management concept at home and abroad realizes multiple benefits of preventing and treating the waterlogging, utilizing water resources, beautifying the landscape and the like. The sunken green land is also called low-potential green land and sunken green land, the typical structure of the sunken green land is that the elevation of the green land is 5-25 cm lower than the elevation of the peripheral hardened ground, a rainwater overflow port is arranged in the green land or at the junction of the green land and the hardened ground, and the elevation of a rainwater port is higher than the elevation of the green land and lower than the elevation of the hardened ground.

The sunken greenbelt has the advantages of low construction and maintenance cost, flexible centralized or dispersed arrangement, strong storage capacity, capability of effectively removing runoff pollutants and the like, and is widely popularized and applied by engineering personnel such as design, owners and the like. However, the sunk green land has many problems in the using process, such as insufficient water permeability of the soil layer, too large sinking depth, unreasonable arrangement of the overflow port, unreasonable arrangement of the seepage and drainage system, and the like.

Therefore, the method solves the problems of large seepage and drainage load, long-term water accumulation, low vegetation survival rate, poor rainwater regulation and energy storage capacity and the like of the sinking greenbelt, and is one of the research directions of the sinking greenbelt in sponge city construction.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a sponge city formula greenery patches rainwater collection device that sinks, the device can control the ponding height, improves the vegetation survival rate.

In order to solve the technical problem, the utility model discloses a technical scheme be:

a sponge city sunken greenbelt rainwater collecting device comprises a multistage sunken greenbelt, an A-type opening kerbstone and a B-type opening kerbstone, wherein the opening depth of the B-type opening kerbstone is smaller than that of the A-type opening kerbstone; the multistage sunken greenbelt is in a terrace shape, the height difference exists between adjacent regions at different levels and is reduced step by step, the A-shaped open kerbstone is arranged at the junction of the primary region and the road surface, and the B-shaped open kerbstone is arranged between the adjacent regions at different levels; an overflow pipe is arranged in the final stage area, and the lower end of the overflow pipe is communicated with the permeable pipe;

rainwater passes through between A type opening curb and the B type opening curb to and can form the ponding layer on region at different levels between each type B opening curb.

The opening shapes of the A-type opening kerbstone and the B-type opening kerbstone are both trapezoidal.

The upper end of the overflow pipe extends beyond the upper surface of the final stage area.

The upper end of the overflow pipe is detachably connected with a filtering device, and rainwater flows into the overflow pipe through the filtering device.

The filter device comprises a filter cover and a filter cartridge, the filter cover is detachably connected with the filter cartridge, and the filter cartridge can extend into the overflow pipe.

The filtering cover is inserted with the filtering cylinder and is conical.

The lower end of the filter cover is provided with a circle of convex edge, and the convex edge is inserted into the upper end of the overflow pipe.

The filter cartridge is internally provided with a filter disc which is positioned at the bottom of the filter cartridge and can slide along the filter cartridge.

The two ends of the filter disc are provided with push pieces, the two ends of the filter cylinder are provided with corresponding open slots, and the push pieces can extend out through the open slots.

Compared with the prior art, the utility model, the beneficial effect who has is:

through opening curb stones and overflow pipes which are installed among different areas of the sunken greenbelt and have different models, rainwater on the asphalt pavement is directly gathered into the sunken greenbelt, and the height of accumulated water in the sunken greenbelt areas at all levels is controlled. The water storage capacity of the sunken greenbelt of the sponge city is met, the seepage and drainage load of the sunken greenbelt is reduced, the problem that the survival rate of vegetation is low due to long-term water accumulation of the sunken greenbelt is solved, and the comprehensive capacity of rainwater regulation and storage is improved.

By arranging the filtering device, large sundries can be prevented from falling into the overflow pipe, and the overflow pipe is prevented from being blocked; and the filtering device is provided with a movable filter plate, so that deposited impurities can be conveniently cleaned.

Drawings

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

FIG. 2 is a schematic view of the A-type open curb of the present invention in use;

FIG. 3 is a schematic view of the B-type open curb of the present invention in use;

FIG. 4 is a schematic view of the arrangement structure of the overflow pipe of the present invention;

FIG. 5 is a schematic view of the open structure of the A-type open kerb and the B-type open kerb of the present invention;

FIG. 6 is a schematic view of the structure of the filtering device of the present invention;

FIG. 7 is a schematic structural view of the filter cover of the present invention in one direction;

fig. 8 is a schematic structural view of the filter cover of the present invention in another direction;

fig. 9 is a schematic structural view of the filter cartridge of the present invention;

fig. 10 is a schematic view of the internal structure of the filter cartridge of the present invention;

wherein: 1 is multistage formula greenery patches that sinks, 2 is A type opening curb, and 3 are B type opening curb, and 4 are the overflow pipe, and 5 are the pipe that permeates water, 6 are filter equipment, and 7 are for crossing the filter cover, and 8 are the cartridge filter, and 9 are protruding edge, and 10 are the cassette, and 11 are the push jack, and 12 are the open slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be described below clearly and completely, and it should be apparent that the described embodiments are only some embodiments of the present invention, and 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.

As shown in fig. 1 to 5, a sponge city sunken greenbelt rainwater collection device comprises a multistage sunken greenbelt 1, an a-type opening kerbstone 2 and a B-type opening kerbstone 3,B type opening kerbstone 3, wherein the opening depth of the a-type opening kerbstone 2 is smaller than that of the a-type opening kerbstone 3;

dividing the subsided greenbelt into multistage areas with gradually reduced elevations, and installing A-type and B-type open kerbs at junctions of the areas along contour lines.

The height position of the kerbstone is adjusted during installation, and the overflow pipe 4 is installed in the last stage of area to control the height of accumulated water in each stage of sunken green area, and rainwater in the road surface and green land range is naturally collected and used as water storage and irrigation water in the green land.

The lower extreme and the pipe 5 (city pipe network) of permeating water of overflow pipe 4 communicate, and the rainwater can flow into through overflow pipe 4 and permeate water and manage 5 interior discharges.

Through the structure arrangement, accumulated water can be formed between the A-type opening kerbs 2 and the B-type opening kerbs 3 and between the B-type opening kerbs 3 on each level of area. Simultaneously, through installing the opening curb in the different regions of formula greenery patches that sinks, solve formula greenery patches and lead to the problem that the vegetation survival rate is low because of long-term ponding, improve its rainwater regulation's comprehensive ability.

Further, the upper end of the overflow pipe 4 exceeds the upper surface of the final stage area.

For further explanation, the multistage sunken green land 1 is divided into four stages by taking an example as an illustration, and of course, the multistage division may be performed according to actual situations, specifically as follows:

1. the multistage subsidence type green land 1 is divided into one-stage to four-stage terrace type areas according to the plane arrangement of contour lines in a design drawing and the principle that ground elevations are gradually reduced, the height difference between adjacent stages of areas is equal, the ground elevations in the stages of areas are uniform, and the boundary lines of the stages of areas are divided according to the contour lines.

2. Preparing two types of open curb stones, namely type A and type B according to the engineering quantity. Wherein, the opening depth of the A-type opening kerb 2 is 150mm; the opening depth of the B-shaped opening kerb 3 is 100mm.

3. The A-shaped opening curb 2 is installed at the junction of the pervious asphalt concrete pavement and the primary subsidence type green land (primary area). The B-type open kerbstone 3 is installed at the junctions of the first-level and second-level, second-level and third-level, and third-level and fourth-level subsidence type greenbelt areas.

4. When installing A type opening curb 2, guarantee that its opening degree of depth line is the same height with bituminous paving, bituminous paving's rainwater will directly converge the formula greenery patches that sinks. When the B-shaped opening curb 3 is installed, the height of the opening depth line of the B-shaped opening curb is 50mm higher than that of the sunken green land on the higher side, and the height of accumulated water in the sunken green areas at all levels is not higher than 50mm.

5. The d50mm overflow pipe 4 is arranged in a fourth-stage sunken green land area (final-stage area), the top of the overflow pipe 4 is 50mm higher than the ground, and the lower end of the overflow pipe 4 is connected with the d100mm permeable pipe 5 to control the height of accumulated water in the last-stage sunken green land to be not higher than 50mm.

Further, the opening shapes of the a-type opening kerb 2 and the B-type opening kerb 3 may be adjusted and set according to actual conditions, and are preferably trapezoidal.

Further, as shown in fig. 6 to 10, the upper end of the overflow pipe 4 is detachably connected with a filtering device 6, and large impurities (leaves and the like) can be filtered through the filtering device 6, so that the impurities are prevented from falling into the overflow pipe 4, and a certain blockage preventing effect is achieved.

Further, the filter device 6 includes a filter cover 7 and a filter cartridge 8, the filter cover 7 is detachably connected to the filter cartridge 8, and the filter cartridge 8 can be inserted into the overflow pipe 4. The rainwater is filtered by the filter cover 7 and the filter cylinder 8 in sequence and flows into the overflow pipe 4; the filter cover 7 and the filter cartridge 8 are provided with corresponding filter holes.

Further, it specifically can adopt the grafting to cross between filter cover 7 and the cartridge filter 8, when needing the debris of clearance in the cartridge filter 8, can separate cartridge filter 8 and filter cover 7 earlier, later clear up can.

Further, the shape of the filter cover 7 is preferably tapered.

Further, the connection of the filtering means 6 to the overflow pipe 4 can be realized by various structures, preferably by the following connection means: the lower end of the filter cover 7 is provided with a circle of convex edge 9, the convex edge 9 is inserted into the upper end of the overflow pipe 4, and the inner diameter of the convex edge 9 is matched with the outer diameter of the overflow pipe 4.

Further, a filter disc 10 is arranged in the filter cylinder 8, and the filter disc 10 is positioned at the bottom of the filter cylinder 8 and can slide along the filter cylinder 8; when needs are cleared up, the sundries deposited in the filter cartridge 8 are pushed to the upper end of the filter cartridge 8 through the filter sheet 10, so that the filter cartridge 8 is conveniently cleared up.

When the filter disc 10 is provided, the filter cartridge 8 may be configured without a bottom, but a circle of protrusions is required to be disposed at the bottom to block the filter disc 10, so as to prevent the filter disc 10 from falling off.

Further, in order to facilitate pushing the filter disc 10 to move, push plates 11 are disposed at two ends of the filter disc 10, corresponding open slots 12 are disposed at two ends of the filter cartridge 8, and the push plates 11 can extend through the open slots 12.

When setting up the kicking piece 11, need guarantee that the internal diameter of overflow pipe 4 is greater than the external diameter of cartridge filter 8 + the thickness of two kicking pieces 11, guarantee that cartridge filter 8 can stretch into in the overflow pipe 4 smoothly.

The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.

Claims

1. The utility model provides a formula greenery patches rainwater collection device is sunk in sponge city which characterized in that: the open type green land open type road curb comprises a multistage sunken green land (1), an A-type open road curb (2) and a B-type open road curb (3), wherein the opening depth of the B-type open road curb (3) is smaller than that of the A-type open road curb (2); the multistage sunken greenbelt (1) is in a terrace shape, the height difference exists between adjacent stages of areas and is reduced step by step, the A-shaped open kerbstone (2) is arranged at the junction of the primary area and the road surface, and the B-shaped open kerbstone (3) is arranged between the adjacent stages of areas; an overflow pipe (4) is arranged in the final stage area, and the lower end of the overflow pipe (4) is communicated with a water permeable pipe (5);

rainwater can form a water accumulation layer on each level of area through the space between the A-type opening kerbs (2) and the B-type opening kerbs (3) and the space between the B-type opening kerbs (3).

2. The sponge urban sunken greenbelt rainwater collection device of claim 1, wherein: the opening shapes of the A-type opening kerbstone (2) and the B-type opening kerbstone (3) are both trapezoidal.

3. The sponge urban sunken greenbelt rainwater collection device of claim 1, wherein: the upper end of the overflow pipe (4) extends beyond the upper surface of the final stage area.

4. The sponge urban sunken greenbelt rainwater collection device of claim 1, wherein: the upper end of the overflow pipe (4) is detachably connected with a filtering device (6), and rainwater flows into the overflow pipe (4) through the filtering device (6).

5. The sponge urban sunken greenbelt rainwater collection device of claim 4, wherein: the filtering device (6) comprises a filtering cover (7) and a filtering cylinder (8), the filtering cover (7) is detachably connected with the filtering cylinder (8), and the filtering cylinder (8) can extend into the overflow pipe (4).

6. The sponge urban sunken greenbelt rainwater collection device of claim 5, wherein: the filter cover (7) is inserted into the filter cylinder (8), and the filter cover (7) is conical.

7. The sponge urban sunken greenbelt rainwater collection device of claim 5, wherein: the lower end of the filter cover (7) is provided with a circle of convex edge (9) which is inserted into the upper end of the overflow pipe (4) through the convex edge (9).

8. The sponge urban sunken greenbelt rainwater collection device of claim 5, wherein: and a filter disc (10) is arranged in the filter cartridge (8), and the filter disc (10) is positioned at the bottom of the filter cartridge (8) and can slide along the filter cartridge (8).

9. The sponge urban sunken greenbelt rainwater collection device of claim 8, wherein: the two ends of the filter disc (10) are provided with push pieces (11), the two ends of the filter cartridge (8) are provided with corresponding open grooves (12), and the push pieces (11) can extend out through the open grooves (12).