CN110847333B

CN110847333B - Sponge is garden drainage system for city

Info

Publication number: CN110847333B
Application number: CN201911162328.2A
Authority: CN
Inventors: 王天祎; 李坤彬
Original assignee: Shengzhou Big Toad Construction Equipment Factory
Current assignee: Shengzhou Big Toad Construction Equipment Factory
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-12-11
Anticipated expiration: 2039-11-25
Also published as: CN110847333A

Abstract

The invention discloses a sponge city garden drainage system, which comprises a water storage tank buried in a soil layer, wherein a bearing net is fixed at the upper end of the water storage tank, a gravel layer is laid at the upper end of the bearing net, a planting layer is laid at the upper end of the gravel layer, a water taking pipe communicated with the water storage tank is inserted through the upper end of the planting layer, a water pump is fixed at the upper end of the water taking pipe, and a spray head is fixed at a water outlet at the upper end of the water pump. Has the advantages that: when rainfall is great, the rainwater will accumulate rapidly in the drain box, and then make the kickboard move up under the buoyancy, lead to leading to the groove to be closed, the rainwater no longer gets into the water storage box but directly arranges to the urban sewage pipeline through the drain pipe, make when rainfall is great, the water storage box can not filled up fast by the road rainwater, the water storage box can remain great space and guarantee the timely infiltration of planting the layer, avoid planting the layer and ooze the soil erosion that leads to of untimely being submerged when rainfall is great.

Description

Sponge is garden drainage system for city

Technical Field

The invention relates to the technical field of sponge cities, in particular to a drainage system of a garden for a sponge city.

Background

The sponge city is a new generation of city rainfall flood management concept, and means that the city can be like a sponge and has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters caused by rainwater and the like; the urban garden can increase the urban greening, so that the urban is more beautiful, meanwhile, the garden can be built to avoid water and soil loss, and the urban garden plays an important role in the construction of sponge cities;

with the increase of greening, the construction of gardens is also spread in all corners of cities, at present, the irrigation of the gardens still depends on running water for irrigation in large quantity, so that rainwater resources are not utilized, meanwhile, when raining, rainwater in the gardens is discharged, root systems of plants are easily submerged due to weak water seepage capability of a planting area of the gardens, the plants die, when the rainfall is large, soil on the surface of the planting area is easily lost along with water flow due to untimely drainage, the soil enters a drainage pipeline, further paralysis of the drainage system is caused, and vicious circle of drainage of the gardens is caused.

Disclosure of Invention

The invention aims to solve the problem that the urban garden in the prior art is unreasonable in drainage, and provides a drainage system for a sponge urban garden.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a garden drainage system is used in sponge city, is including burying the water storage box in the soil horizon underground, the upper end of water storage box is fixed with bears the weight of the net, bear the weight of the upper end of net and laid the metalling, the planting layer has been laid to the upper end of metalling, the upper end on planting the layer is run through and is inserted the intake pipe that is equipped with the water storage box intercommunication, the upper end of intake pipe is fixed with the water pump, the upper end delivery port of water pump is fixed with the shower nozzle, and the floor brick layer has been laid to the upper end on soil horizon, the upper end on floor brick layer is equipped with a plurality of drainage boxes of burying underground in the soil horizon, every drainage box's inside all.

In the above-mentioned garden drainage system for sponge city, the rainwater diversion mechanism includes a drainage cover abutting against the upper end of the drainage box, the upper end of the drainage cover is provided with a plurality of drainage holes, the bottom of the drainage box is provided with a water collecting pipe through insertion, the side wall of the drainage box is provided with a drainage pipe through insertion, the inner wall of the drainage box is fixed with a spacer block, the side wall of the spacer block is provided with two through grooves which are symmetrically arranged, two sliding grooves are symmetrically arranged on both sides of the spacer block, the inner walls of the two sliding grooves are both fixed with connecting springs, one ends of the two connecting springs which are far away from each other are both fixed with sliding blocks which are hermetically and slidably connected with the inner walls of the corresponding sliding grooves, the side walls of the two sliding blocks are both provided with a plurality of through holes which are communicated with the corresponding through grooves, the inner wall of the drainage box is symmetrically provided with two hydraulic grooves, two the hydraulic pressure groove is kept away from the one end lateral wall of spacer and is all run through sliding connection and have the ejector pad, two the inner wall that all and the corresponding hydraulic pressure groove of ejector pad is fixed with reset spring jointly, the upper end counterbalance of spacer has the kickboard.

In the above-mentioned garden drainage system for sponge city, the lateral wall of water storage box runs through and sets up a plurality of water inlets with a plurality of collector pipes one-to-one, every the collector pipe all with the inner wall fixed connection who corresponds the water inlet, every the inner wall of water inlet all rotates and is connected with the pivot, every the circumference lateral wall of pivot all is fixed with a plurality of plectrums, every the lateral wall of plectrum all runs through and sets up a plurality of inlet openings, the lateral wall of water storage box set up with the lift groove, lift tank bottom portion inserts and is equipped with a plurality of lead screws with a plurality of pivot tops one-to-one welded fastening, a plurality of common threaded connection of lead screw has the kicking block, the lateral wall of kicking block runs through and sets up a plurality of.

Compared with the prior art, the invention has the advantages that:

1. according to the invention, the water storage tank is arranged at the bottom of the planting layer, so that redundant seepage water of the planting layer can be collected, the waste of rainwater and irrigation water flow is avoided, meanwhile, the water seepage speed of the planting layer can be increased when the rainfall is large, and the water and soil loss caused by the fact that the planting layer is submerged by rainwater is avoided;

2. according to the invention, rainwater on the garden road is collected into the water storage tank through the water collecting pipe, so that more water requirement can be provided for the water storage tank when the rainfall is less, the rainwater is fully collected, the available rainwater amount in the subsequent irrigation process of the planting layer is increased, and the waste of water resources is reduced;

3. in the invention, when the rainfall is small, the rainwater on the floor tile layer is collected into the water storage tank, and the rainwater drives the rotating shaft to rotate in the water storage process, so that the top block moves upwards to be abutted against the bearing net, and the redundant rainwater on the planting layer can only enter the water storage tank through the water seepage holes, thereby slowing down the water seepage speed of the planting layer, enabling the bottom of the planting layer to retain more water, reducing the irrigation times after rain stops, and simultaneously, the small rainfall can not cause the planting layer to be submerged;

4. in the invention, when the rainfall is large, the drainage speed of the through grooves is limited, rainwater can be rapidly accumulated in the drainage box, so that the floating plate can move upwards under the action of buoyancy, and finally the through holes and the through grooves are staggered to cause the blockage of the through grooves, and the rainwater can not enter the water storage box and can be directly drained to the urban sewage pipeline through the drainage pipe, so that the water storage box can not be rapidly filled with the rainwater on the road when the rainfall is large, a large space can be reserved in the water storage box to ensure the timely water seepage of the planting layer, and the water and soil loss caused by the untimely water seepage of the planting layer when the rainfall is large is avoided.

Drawings

FIG. 1 is a schematic structural view of a drainage system of a garden for sponge cities according to the present invention;

FIG. 2 is a top view of a sponge city garden drainage system according to the present invention;

fig. 3 is an enlarged schematic view of a drainage tank part in a garden drainage system for a sponge city according to the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 1;

fig. 5 is a sectional view taken along the direction B in fig. 4.

In the figure: the soil layer 1, the water storage tank 2, the bearing net 3, the crushed stone layer 4, the planting layer 5, the water taking pipe 6, the water pump 7, the spray head 8, the brick layer 9, the water drainage tank 10, the water drainage cover 11, the water drainage hole 12, the water collection pipe 13, the water drainage pipe 14, the water inlet 15, the spacer block 16, the through groove 17, the sliding groove 18, the connecting spring 19, the slider 20, the through hole 21, the hydraulic groove 22, the reset spring 23, the push block 24, the floating plate 25, the rotating shaft 26, the shifting piece 27, the water inlet hole 28, the screw rod 29, the lifting groove 30, the top block 31 and the water seepage hole 32.

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. 1-5, a garden drainage system for sponge city comprises a water storage tank 2 buried in a soil layer 1, a bearing net 3 is fixed at the upper end of the water storage tank 2, a gravel layer 4 is laid at the upper end of the bearing net 3, a planting layer 5 is laid at the upper end of the gravel layer 4, a water taking pipe 6 communicated with the water storage tank 2 is inserted into the upper end of the planting layer 5 in a penetrating manner, a water pump 7 is fixed at the upper end of the water taking pipe 6, a spray head 8 is fixed at the upper end water outlet of the water pump 7, a floor brick layer 9 is laid at the upper end of the soil layer 1, a plurality of drainage tanks 10 buried in the soil layer 1 are arranged at the upper end of the floor brick layer 9, and a rainwater diversion mechanism is arranged inside each.

The rainwater diversion mechanism comprises a drainage cover 11 which is abutted against the upper end of a drainage box 10, a plurality of drainage holes 12 are arranged at the upper end of the drainage cover 11 in a penetrating way, a water collecting pipe 13 is inserted at the bottom of the drainage box 10 in a penetrating way, a drainage pipe 14 is inserted at the side wall of the drainage box 10, the drainage pipe 14 is connected with a municipal sewage channel and can realize a large amount of drainage of rainwater, a spacer block 16 is fixed on the inner wall of the drainage box 10, two through grooves 17 which are symmetrically arranged are arranged on the side wall of the spacer block 16 in a penetrating way, two sliding grooves 18 are symmetrically arranged on the two sides of the spacer block 16, connecting springs 19 are fixed on the inner walls of the two sliding grooves 18, sliders 20 which are hermetically and slidably connected with the inner walls of the corresponding sliding grooves 18 are fixed at the ends of the two connecting springs 19 which are far away from each other, a plurality of through holes 21 which are communicated with the corresponding through grooves 17 are arranged on the side wall of, the lateral wall of one end of each of the two hydraulic grooves 22 far away from the spacer 16 is respectively connected with a push block 24 in a penetrating and sliding manner, the lower end face of each push block 24 is an inclined plane, the inner walls of the two push blocks 24 and the corresponding hydraulic grooves 22 are jointly fixed with a return spring 23, the upper ends of the spacer 16 are abutted with a floating plate 25, and the floating plate 25 can move up under the action of buoyancy and push the push blocks 24 to move towards the hydraulic grooves 22.

A plurality of water inlets 15 which are in one-to-one correspondence with the plurality of water collecting pipes 13 are formed in the side wall of the water storage tank 2 in a penetrating mode, each water collecting pipe 13 is fixedly connected with the inner wall of the corresponding water inlet 15, the inner wall of each water inlet 15 is rotatably connected with a rotating shaft 26, a plurality of shifting pieces 27 are fixed on the circumferential side wall of each rotating shaft 26, a plurality of water inlet holes 28 are formed in the side wall of each shifting piece 27 in a penetrating mode, a lifting groove 30 is formed in the side wall of the water storage tank 2, a plurality of lead screws 29 which are welded and fixed with the tops of the plurality of rotating shafts 26 in one-to-one correspondence are inserted into the bottom of the lifting groove 30, a top block 31 is connected to the plurality of; because the connector of water inlet 15 and collector pipe 13 is less, make the rainwater only can strike partial plectrum 27, and then make plectrum 27 can drive pivot 26 and continuously rotate towards a direction, after pivot 26 drives lead screw 29 and rotates, kicking block 31 will progressively move to the upper limit position and make lead screw 29 unable rotating, and the continuous impact of rainwater will make plectrum 27 atress all the time, make lead screw 29 also can not overturn under the action of gravity of kicking block 31, make kicking block 31 keep at the upper limit position, and the rainwater can pass plectrum 27 from inlet opening 28, can not cause the jam of rainwater passageway.

In the invention, when the rainfall is small, rainwater directly waters the planting layer 5, and along with the continuous rainfall, the rainwater can penetrate into the gravel layer 4 after completely wetting the soil of the planting layer 5, and finally accumulates in the water storage tank 2, and simultaneously can enter the water drainage tank 10 through the water drainage hole 12, because the rainfall is small, the rainwater directly enters the water inlet 15 through the through groove 17 via the water collection pipe 13, the rainwater enters the water storage tank 2 through the water inlet 15 to be collected, when the rainwater passes through the water inlet 15, the impact poking piece 27 drives the rotating shaft 26 to continuously rotate towards one direction, so that the screw rod 29 synchronously rotates along with the rotating shaft 26, in the rotating process of the screw rod 29, the top block 31 in threaded connection with the screw rod moves upwards until the top block 31 is abutted against the bottom of the bearing net 3, and the rainwater penetrating through the planting layer 5 can only flow into the water storage tank 2 through the water seepage hole 32, the water seepage speed of the planting layer is limited, so that more rainwater can be accumulated at the bottom of the planting layer 5, the planting layer 5 contains more water, the watering frequency after the rainfall stops is reduced, and the situation that the planting layer 5 is submerged due to the fact that a large amount of rainwater overflows due to the fact that the rainfall is small is avoided;

when the rainfall is large, a large amount of rainwater can enter the drainage box 10 through the drainage holes 12, and due to the fact that the rainfall is large, more rainwater enters the drainage box 10 in unit time, the through grooves 17 are small, the drainage in unit time is small, so that the rainwater is accumulated at the upper ends of the partition blocks 16, the floating plates 25 move upwards under the action of buoyancy along with the accumulation of the rainwater, and further gradually contact with the push blocks 24 and push the push blocks 24 to move towards the hydraulic grooves 22, hydraulic oil in the hydraulic grooves 22 pushes the sliding blocks 20 to move, the through holes 21 in the sliding blocks 20 are gradually staggered with the through grooves 17, and finally the sliding blocks 20 block the through grooves 17, so that the rainwater is quickly drained to a municipal sewage channel through the drainage pipes 14 after being quickly accumulated, and the rainwater is timely drained;

in the early stage of rainfall, rainwater still enters the water storage tank 2 through the water collecting pipe 13, the process still causes the top block 31 to move upwards to limit the seepage of the planting layer 5, after the rainwater is discharged from the drain pipe 14, due to the height difference between the drain pipe 14 and the spacer block 16, part of rainwater still exists at the upper end of the spacer block 16 to enable the floating plate 25 to keep in place, so that the through groove 17 keeps a closed state, in the state, the top block 31 drives the screw rod 29 to rotate reversely and fall simultaneously under the action of self gravity, the limitation on the seepage speed of the planting layer 5 is removed, due to the closing of the through groove 17, the rainwater cannot rapidly enter the water storage tank 2 from the water collecting pipe 13, so that the water storage tank 2 can reserve sufficient space to receive the redundant seepage rainwater downwards of the planting layer 5, the limitation on the seepage speed is removed, the redundant rainwater in the planting layer 5 rapidly and continuously seeps into the water storage tank 2, and the planting layer 5 cannot be submerged when the rainfall is large, the good growth of plants in the planting layer 5 is ensured, the water and soil loss caused by flooding is avoided, and the beautiful landscape of the garden is ensured;

in sunny weather, the rainwater that remains in water drainage box 10 will gradually evaporate, make kickboard 25 move down, ejector pad 24 resets under reset spring 23's spring action, slider 20 resets under connecting spring 19's spring action simultaneously, make through-hole 21 and logical groove 17 coincidence, remaining rainwater will enter into water storage box 2 and collect, entire system resumes to initial condition, when needs are watered planting layer 5, the rainwater of storing in the accessible water pump 7 extraction water storage box 2 waters the plant of planting layer 5, the realization utilizes the storage of rainwater, help to construct the sponge city, promote urban environment quality.

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

1. A garden drainage system for sponge cities comprises a water storage tank (2) buried in a soil layer (1), and is characterized in that a bearing net (3) is fixed at the upper end of the water storage tank (2), a gravel layer (4) is laid at the upper end of the bearing net (3), a planting layer (5) is laid at the upper end of the gravel layer (4), a water taking pipe (6) communicated with the water storage tank (2) is inserted at the upper end of the planting layer (5) in a penetrating manner, a water pump (7) is fixed at the upper end of the water taking pipe (6), a spray head (8) is fixed at a water outlet at the upper end of the water pump (7), a floor brick layer (9) is laid at the upper end of the soil layer (1), a plurality of drainage tanks (10) buried in the soil layer (1) are arranged at the upper end of the floor brick layer (9), a rainwater diversion mechanism is arranged inside each drainage tank (10), and comprises a drainage cover (11) abutted against the upper end of the drainage tank (10), the upper end of the drainage cover (11) is provided with a plurality of drainage holes (12) in a penetrating manner, the bottom of the drainage box (10) is provided with a water collecting pipe (13) in a penetrating manner, the side wall of the drainage box (10) is provided with a drainage pipe (14) in an inserting manner, the inner wall of the drainage box (10) is fixed with a spacer block (16), the side wall of the spacer block (16) is provided with two through grooves (17) in a penetrating manner, the two sides of the spacer block (16) are symmetrically provided with two sliding grooves (18), the inner walls of the two sliding grooves (18) are both fixed with connecting springs (19), one ends of the two connecting springs (19) which are far away from each other are both fixed with sliders (20) in sealing and sliding connection with the inner walls of the corresponding sliding grooves (18), the side walls of the two sliders (20) are both provided with a plurality of through holes (21) communicated with the corresponding through grooves (17), and the inner, the two hydraulic grooves (22) are respectively communicated with the insides of the two sliding grooves (18), the side wall of one end, far away from the spacer block (16), of each of the two hydraulic grooves (22) is connected with a push block (24) in a penetrating and sliding mode, the two push blocks (24) and the inner wall of the corresponding hydraulic groove (22) are jointly fixed with a reset spring (23), the upper end of the spacer block (16) is abutted with a floating plate (25), the side wall of the water storage tank (2) is provided with a plurality of water inlets (15) which correspond to the plurality of water collecting pipes (13) one by one in a penetrating mode, each water collecting pipe (13) is fixedly connected with the inner wall of the corresponding water inlet (15), the inner wall of each water inlet (15) is rotatably connected with a rotating shaft (26), the circumferential side wall of each rotating shaft (26) is fixedly provided with a plurality of shifting pieces (27), and the side wall of each shifting piece (27) is provided with a plurality of water, the lateral wall of water storage box (2) seted up with lift groove (30), lift groove (30) bottom is inserted and is equipped with a plurality of lead screws (29) with a plurality of pivot (26) top one-to-one welded fastening, and is a plurality of common threaded connection of lead screw (29) has kicking block (31), a plurality of infiltration holes (32) have been seted up in the lateral wall of kicking block (31) run through.