CN111456336A - Green roof installations for sponge city construction - Google Patents

Abstract

The invention relates to the technical field of sponge city construction, in particular to a green roof device for sponge city construction, including a planting pond, and a rainwater collection and reuse device. The rainwater collection and reuse device includes a rainwater collection tank, a water pump, a pump Water pipe, water outlet pipe and spray box; a partition plate is arranged in the planting pond, a slip area and a planting area are formed in the planting pond, and the bottom of the planting pond is provided with a water collecting hole connected with the planting area and a slip port connected with the slip area; slip A sliding plate is slidably connected in the area. One end of the water pumping pipe is connected to the water pump, and the other end runs through the sliding port and is located in the rainwater collection box. One end of the water outlet pipe is connected to the water pump, and the other end is connected to the spray box. The planting pond is also provided with a reciprocating device for driving the reciprocating movement of the sliding plate. The invention achieves the purpose of collecting and reusing rainwater, has high utilization rate of rainwater, saves water resources, and plays an energy-saving role.

Description

Green roof installations for sponge city construction

technical field

The invention relates to the technical field of sponge city construction, in particular to a green roof device for sponge city construction.

Background technique

Green roof is one of the commonly used technologies in green building and sponge city construction. Green roofs do not occupy additional urban construction land, and have many advantages, such as energy saving, increasing urban green space, and reducing urban heat island effect.

The Chinese patent with the publication number CN105830774B discloses an environmentally friendly ecological roof for building a sponge city, including a planting pond arranged on the roof, and a protective layer, a rooting layer and an aquifer layer are sequentially arranged in the planting pond from bottom to top. , nutrient matrix layer, plant seed layer, thin soil layer and environmental protection matrix material layer; the back-root layer is processed by mixing organic fertilizer and mushroom residue at a weight ratio of 3:1; the protective layer is an organic film material layer, the aquifer is a plant fiber layer, and the thin soil layer is to use a fine soil of 5-6 millimeters in diameter to lay 2-3 centimeters thick; : 2 mixed and processed. A drainage hole is arranged at the bottom of the side wall of the planting pond, and the drainage hole is provided with a filter screen and communicated with the sewer; after the water absorbed by the aquifer is full, the excess water in the planting pond is drained away to prevent rainwater from depositing Too much can cause plant root rot.

The above-mentioned prior art solutions have the following defects: when the amount of precipitation is large, excess water is discharged along with the drainage holes, and the rainwater cannot be collected and reused, and the utilization rate of the rainwater is low, resulting in waste of water resources.

SUMMARY OF THE INVENTION

In view of the deficiencies in the prior art, the purpose of the present invention is to provide a green roof device for sponge city construction, which can collect and reuse rainwater, has a high utilization rate of rainwater, and saves water resources.

The above-mentioned purpose of the present invention is achieved through the following technical solutions:

A green roof device for sponge city construction includes a planting pond and a rainwater collection and reuse device, wherein the rainwater collection and reuse device includes a rainwater collection tank, a water pump, a water pumping pipe, a water outlet pipe and a spray box;

The rainwater collection box is provided with a communication port, the planting pond is set on the rainwater collection box, the planting pond is provided with a partition board, and the adjacent partition boards are arranged at intervals. On both sides of the transfer area, the planting area is provided with an aquifer, a filter layer and a planting layer in order from bottom to top. and the sliding port are connected with the communication port;

A sliding plate is slidably connected in the sliding area, and the water pump is arranged on the sliding plate. One end of the water pumping pipe is connected to the water pump, and the other end runs through the sliding port and is located in the rainwater collection box. One end of the water outlet pipe is connected to the water pump, and the other end is connected to the spray box, the spray box is arranged on the sliding plate, the spray box is located above the planting pond in the vertical direction, and the side wall of the spray box is provided with water spray holes;

The planting tank is also provided with a reciprocating moving device for driving the sliding plate to move back and forth. The reciprocating moving device includes a motor, a lead screw and a nut block. The lead screw runs through the sliding area and is rotatably connected to the planting tank. The rod is linked, the nut block is screwed on the lead screw, the nut block is provided with a guide block, the partition plate is provided with a guide groove, the guide block is located in the guide groove and slides with the guide groove, and the sliding plate is connected with the nut block.

By adopting the above technical solution, when it rains, the rainwater falls into the planting pond, the rainwater falling into the slippage area directly enters the rainwater collection tank through the slip port, and the rainwater falling into the planting area preferentially irrigates the planting area When the rainfall is large, the rainwater falling into the planting area enters the rainwater collection box through the planting layer, the filter layer, the aquifer and the stagnant hole in turn to achieve the purpose of collecting rainwater. It needs to be watered on sunny days. When planting plants in the area, start the water pump and the motor at the same time. The water pump draws the rainwater from the rainwater collection tank to the water outlet pipe through the water pumping pipe. The plant is irrigated, the motor drives the screw to rotate, the screw drives the screw block to move during the rotation process, the nut block drives the sliding plate to move, the water pump and the spray box move with the sliding plate, which increases the watering range and realizes rainwater. The purpose of collection and reuse is to have a higher utilization rate of rainwater, save water resources, and play a role in energy saving.

In a preferred example of the present invention, it can be further configured as follows: the motor and the planting tank are detachably connected, the motor is provided with a driving gear, the lead screw is provided with a driven gear, the driving gear is meshed with the driven gear, and the screw One end of the lever facing away from the driven gear is outside the planting tank and is connected with a handle.

By adopting the above technical solution, when the motor fails, the motor is disassembled from the planting tank, the driving gear is separated from the driven gear, the handle is rotated, and the lead screw is driven to rotate by the handle, so as to continue to drive the sliding plate to move, so that the spray box can be Continue mobile watering to improve the utilization of rainwater.

In a preferred example of the present invention, the spray box can be further configured as follows: the spray box is connected to the sliding plate through a lifting mechanism, and the lifting mechanism includes a lifting plate, an adjustment shaft, a first adjustment block and a second adjustment block. Both ends are hinged with a first connecting rod and a second connecting rod, one end of the first connecting rod away from the first adjustment block is hinged with the sliding plate, one end of the second connecting rod away from the first adjustment block is hinged with the lifting plate, and the second connecting rod is hinged with the lifting plate. Both ends of the adjustment block are hinged with a third connecting rod and a fourth connecting rod, the end of the third connecting rod away from the second adjustment block is hinged with the sliding plate, and the end of the fourth connecting rod away from the second adjustment block is hinged with the lifting plate , the adjustment shaft is provided with threads in opposite directions, the first adjustment block and the second adjustment block are provided with threaded holes, and the first adjustment block and the second adjustment block are screwed on the opposite threads on the adjustment shaft. A handle is provided, the spray box is arranged on the lifting plate, and the water outlet pipe is a hose.

By adopting the above technical solution, when the handle is rotated, the handle drives the adjustment shaft to rotate during the rotation process, and the adjustment shaft drives the first adjustment block and the second adjustment block to move toward or away from each other during the rotation process. During the movement of the second adjusting block, the first adjusting block drives the first connecting rod and the second connecting rod to move, and the second adjusting block drives the third connecting rod and the fourth connecting rod to move, thereby changing the vertical direction of the lifting plate. The user can adjust the vertical position of the spray box according to the height of the plants in the planting area.

In a preferred example of the present invention, it can be further configured as follows: the two ends of the second adjusting block are also hinged with intermediate connecting rods, the sliding plate is hinged with a fifth connecting rod, and the lifting plate is hinged with a sixth connecting rod, One end of the intermediate link away from the second adjusting block, one end of the fifth link away from the sliding plate, and one end of the sixth link away from the lift plate are hinged, and the third link is between the fifth link and the first link , the handle is arranged on one end of the adjusting shaft close to the first connecting rod.

By adopting the above technical solution, the third connecting rod is arranged between the fifth connecting rod and the first connecting rod. Compared with the third connecting rod being arranged at the end of the sliding plate, the adjustment can be reduced during the adjustment process. The length of the end of the shaft away from the handle protruding from the end of the sliding plate, saving adjustment space.

In a preferred example of the present invention, it can be further configured that: a limit block is provided at one end of the adjusting shaft facing away from the handle.

By adopting the above technical solution, the setting of the limit block can limit the position of the second adjustment block, so as to avoid the separation of the second adjustment block and the adjustment shaft during the adjustment process.

In a preferred example of the present invention, it can be further configured that: the rainwater collection box is provided with an observation port and an observation board for blocking the observation port, and the observation board is detachably connected to the rainwater collection tank.

By adopting the above technical solution, before using the rainwater in the rainwater collection tank, the observation panel can be opened, and the water volume in the rainwater collection tank can be observed through the observation port, so as to judge whether to use the rainwater in the rainwater collection tank.

In a preferred example of the present invention, it can be further configured that: the rainwater collection tank is provided with a water injection pipe.

By adopting the above technical solution, when the amount of water in the rainwater collection tank is small and it is difficult for the water pump to pump out water, water can be injected into the rainwater collection tank through the water injection pipe, so that the plants can continue to be watered.

In a preferred example of the present invention, it can be further configured that: the sliding plate is provided with a sliding block, the partition plate is provided with a sliding groove, and the sliding block is located in the sliding groove and slidingly cooperates with the sliding groove , and a ball is rotatably connected to the side wall of the sliding block close to the ground, and the ball abuts against the side wall of the sliding groove.

By adopting the above technical solution, during the moving process of the sliding plate, the sliding block slides in the sliding groove, thereby guiding the moving direction of the sliding plate, improving the stability of the sliding plate during the moving process, and in the During the movement of the sliding block, the ball rolls, so that the sliding friction between the sliding block and the sliding groove changes from sliding friction to rolling friction, which reduces the friction force received by the sliding block during the moving process, and makes the sliding block slide. more smoothly.

In a preferred example of the present invention, the sliding block and the sliding plate can be detachably connected, the sliding plate and the nut block can be detachably connected, and the ball and the sliding block can be detachably connected.

By adopting the above technical solution, if the sliding plate is damaged, the sliding plate and the nut block can be separated, and the sliding plate and the sliding block can be separated, so that the sliding plate can be replaced separately, and the replacement cost can be saved If the ball is rusted or damaged, the ball can be removed from the sliding block for replacement, so that the sliding block can continue to move smoothly.

In a preferred example of the present invention, it can be further configured as follows: the sliding block is provided with a tapered hole, the ball is located in the tapered hole, the sliding block is detachably connected with a positioning piece for blocking the tapered hole, and the positioning The sheet is provided with through holes, the diameter of the through holes is smaller than the ball diameter of the balls, and the balls pass through the through holes.

By adopting the above technical solution, when replacing the balls, the positioning piece is removed from the sliding block, the limit on the balls is released, the balls are taken out from the tapered holes, and the new balls are put into the tapered holes. The positioning piece is then installed on the sliding block to complete the replacement of the balls. One ball is placed in a tapered hole, which is more helpful to limit the position of the ball and prevent the ball from being displaced when rolling.

To sum up, the present invention includes at least one of the following beneficial technical effects:

1. When it rains, the rainwater falls into the planting pond, the rainwater falling into the slippage area directly enters the rainwater collection tank through the slippery opening, and the rainwater falling into the planting area will give priority to watering the plants in the planting area. When the rainfall is large, the rainwater falling into the planting area enters the rainwater collection tank through the planting layer, the filter layer, the aquifer and the stagnant hole in turn to achieve the purpose of collecting rainwater. When planting, the water pump and the motor are started at the same time. The water pump draws the rainwater from the rainwater collection box to the water outlet pipe through the water pumping pipe. The rainwater in the water outlet pipe enters the spray box and is discharged through the water spray hole, so as to water the plants in the planting area. , The motor drives the lead screw to rotate, the lead screw drives the screw block to move during the rotation process, the nut block drives the sliding plate to move, the water pump and the spray box move together with the sliding plate, increase the irrigation range, and realize the rainwater collection and reuse. The purpose is to have a high utilization rate of rainwater, save water resources, and play an energy-saving role. During the watering process, it can reduce the dust floating in the air and contribute to environmental protection;

2. Turn the handle, the handle drives the adjustment shaft to rotate during the rotation process, and the adjustment shaft drives the first adjustment block and the second adjustment block to move toward or away from each other during the rotation process. During the moving process, the first adjustment block drives the first link and the second link to move, and the second adjustment block drives the third link and the fourth link to move, thereby changing the position of the lifting plate in the vertical direction, and then changing the The height of the spray box in the vertical direction, the user can adjust the position of the spray box in the vertical direction according to the height of the plants in the planting area.

Description of drawings

Fig. 1 is the structural representation used for embodying the positional relationship between the rainwater collection tank and the planting pond in the present embodiment;

Fig. 2 is a structural schematic diagram for reflecting the positional relationship between the observation port and the rainwater collection tank in the present embodiment;

Fig. 3 is the structural schematic diagram used to embody the positional relationship between the water pump and the rainwater collection tank in the present embodiment;

FIG. 4 is an enlarged view of the structure of part A used to reflect the positional relationship between the ball and the sliding block in FIG. 3;

FIG. 5 is a schematic structural diagram for reflecting the positional relationship between the tapered hole and the sliding block in this embodiment;

FIG. 6 is a schematic structural diagram for reflecting the connection relationship between the spray box and the water outlet pipe in the present embodiment;

FIG. 7 is a schematic structural diagram for embodying the lifting mechanism in this embodiment.

In the figure, 1. Planting pond; 2. Rainwater collection tank; 3. Water pump; 4. Water pumping pipe; 5. Water outlet pipe; 6. Spray box; 7. Water injection pipe; 8. Observation port; 9. Connecting port; 10. Observation plate; 11, support column; 12, partition plate; 13, aquifer; 14, filter layer; 15, planting layer; 16, water collecting hole; 17, sliding port; 18, sliding plate; 19, Sliding block; 20, ball; 21, tapered hole; 22, positioning piece; 23, sliding groove; 24, motor; 25, lead screw; 26, nut block; 27, machine base; 28, driving gear; 29 , driven gear; 30, handle; 31, guide block; 32, guide groove; 33, external thread sleeve; 34, threaded hole; 35, water spray hole; 37, lift plate; 38, adjustment shaft; 39, first Adjustment block; 40, second adjustment block; 41, first link; 42, second link; 43, third link; 44, fourth link; 45, intermediate link; 46, fifth link ; 47, the sixth link; 48, the handle; 49, the limit block; 50, the fixed piece; 51, the notch.

Detailed ways

The present invention will be further described in detail below with reference to the accompanying drawings.

Referring to FIG. 1, it is a green roof device for sponge city construction disclosed by the present invention, including a planting pond 1 and a rainwater collection and reuse device, and the rainwater collection and reuse device includes a rainwater collection tank 2, a water pump 3, a water pumping pipe 4, Outlet pipe 5 and spray box 6.

1 and 2, the rainwater collection tank 2 is arranged on the roof, and the side wall of the rainwater collection tank 2 is connected with a water injection pipe 7, so as to inject water into the rainwater collection tank 2 according to use requirements, and the rainwater collection tank 2 is provided with an observation port. 8 and the communication port 9, the rainwater collection box 2 is detachably connected with the observation plate 10 through the screw, so as to cover the observation port 8, the planting pond 1 is arranged above the rainwater collection tank 2, and the area of the communication port 9 is smaller than that at the bottom of the planting pond 1. Area, the planting pond 1 is welded with the rainwater collection box 2, and the rainwater collection box 2 is welded with a support column 11, and the support column 11 passes through the communication port 9 against the bottom of the planting pond 1, so as to support the planting pond 1 and improve the stability of the planting pond 1 The planting pond 1 and the rainwater collection tank 2 are made of stainless steel.

2 and 3, two partition plates 12 are welded in the planting pool 1, and the adjacent partition plates 12 are arranged at intervals, and a sliding area and two planting areas are formed in the planting tank 1, and the planting area is in the On both sides of the slip area, the planting area is provided with an aquifer layer 13, a filter layer 14 and a planting layer 15 in order from bottom to top. The aquifer layer 13 is a sponge layer, the filter layer 14 is a gravel layer, and the planting layer 15 is a planting layer. The soil layer, the planting layer 15 is used for planting plants, and the bottom of the planting pond 1 is provided with a water collecting hole 16 that communicates with the planting area and a sliding port 17 that communicates with the sliding area. Connected.

3 and 4 , a sliding plate 18 is slidably connected in the sliding area, a sliding block 19 is detachably connected to the sliding plate 18 through screws, and the side wall of the sliding block 19 close to the ground is rotatably connected with balls 20, referring to Figure 4 and Figure 5, the ball 20 is detachably connected to the sliding block 19, the sliding block 19 is provided with a tapered hole 21, the ball 20 is in the tapered hole 21, and the sliding block 19 is detachable by screws A positioning piece 22 for shielding the tapered hole 21 is connected. The positioning piece 22 is provided with a through hole, the diameter of the through hole is smaller than the ball diameter of the ball 20, and the ball 20 penetrates through the through hole. There are sliding grooves 23 on the opposite side walls of the plate 12. The sliding blocks 19 are located in the sliding grooves 23 and slidingly cooperate with the sliding grooves 23. The balls 20 abut against the side walls of the sliding grooves 23 to reduce the sliding block 19 Frictional force experienced during movement.

1 and 3 , the planting tank 1 is also connected with a reciprocating device for driving the sliding plate 18 to reciprocate. The reciprocating device includes a motor 24 , a lead screw 25 and a nut block 26 .

1 and 2 , the lead screw 25 runs through the planting tank 1 and the sliding area and is rotatably connected to the planting tank 1. Both ends of the lead screw 25 are outside the planting tank 1, and the motor 24 is detachably connected to the planting tank 1. A base 27 is welded on the pool 1, the motor 24 is detachably connected to the base 27 through screws, the motor 24 is linked with one end of the lead screw 25, the output shaft of the motor 24 is connected with a driving gear 28, and the lead screw 25 is connected with a slave. The driving gear 29, the driving gear 28 meshes with the driven gear 29, and the handle 30 is connected to the end of the lead screw 25 away from the driven gear 29.

1 and 3, the nut block 26 is screwed on the lead screw 25, the nut block 26 is welded with a guide block 31, the opposite side walls of the two partition plates 12 are provided with guide grooves 32, and the guide block 31 is in the The guide groove 32 is in sliding fit with the guide groove 32 so as to guide the moving direction of the nut block 26 and improve the stability of the nut block 26 during movement. The sliding plate 18 and the nut block 26 are detachably connected by screws.

Start the motor 24, the motor 24 drives the driving gear 28 to rotate in the working state, the driving gear 28 drives the driven gear 29 meshed with it to rotate during the rotation process, the driven gear 29 drives the lead screw 25 to rotate, and the lead screw 25 rotates during the rotation process The nut block 26 is driven to move, the sliding plate 18 moves together with the nut block 26 , and the reciprocating movement of the sliding plate 18 is realized by controlling the forward and reverse rotation of the motor 24 .

When the motor 24 fails, remove the motor 24 from the base 27, separate the driving gear 28 from the driven gear 29, turn the handle 30, and drive the lead screw 25 to rotate through the handle 30, so as to continue to drive the lead screw 25 to rotate so that the sliding plate 18 can move normally.

1 and 3, the water pump 3 is arranged on the sliding plate 18, one end of the water pumping pipe 4 is connected to the water pump 3, the other end penetrates the sliding port 17 and is located in the rainwater collection tank 2, and the water outlet pipe 5 is a hose. In the example, the water outlet pipe 5 is a rubber pipe, one end of the water outlet pipe 5 is connected to the water pump 3, and the other end is connected to the spray box 6. Referring to Figures 2 and 6, one end of the water outlet pipe 5 connected to the spray box 6 is connected with an external thread sleeve 33 through glue. , the outer side wall of the water outlet pipe 5 is connected with the inner side wall of the outer threaded sleeve 33, the bottom of the spray box 6 is provided with a threaded hole 34 that matches the outer threaded sleeve 33, the outer threaded sleeve 33 is screwed in the threaded hole 34, and the spray box 6 passes through the lifting mechanism. Set on the sliding plate 18, the spray box 6 is vertically above the planting tank 1, and the side wall of the spray box 6 is provided with a water spray hole 35, and the water spray direction of the water spray hole 35 is toward the planting area.

In the working state, the water pump 3 draws the water in the rainwater collection tank 2 into the water outlet pipe 5 through the water pumping pipe 4, and the water in the water outlet pipe 5 enters the spray box 6, and the water in the spray box 6 passes through the water spray hole 35 toward the water. The planting area is sprayed to water the plants in the planting area to achieve the purpose of reusing rainwater and achieve the purpose of energy saving.

2 and 7 , the lifting mechanism includes a lifting plate 37, an adjustment shaft 38, a first adjustment block 39 and a second adjustment block 40. Both ends of the first adjustment block 39 are hinged with a first link 41 and a second link Rod 42, one end of the first link 41 away from the first adjustment block 39 is hinged with the sliding plate 18, one end of the second link 42 away from the first adjustment block 39 is hinged with the lift plate 37, and both ends of the second adjustment block 40 The third connecting rod 43, the fourth connecting rod 44 and the intermediate connecting rod 45 are all hingedly connected. One end of the third connecting rod 43 away from the second adjusting block 40 is hinged with the sliding plate 18, and the fourth connecting rod 44 is facing away from the second adjusting block. One end of the 40 is hinged with the lifting plate 37, the sliding plate 18 is hinged with a fifth connecting rod 46, the lifting plate 37 is hinged with a sixth connecting rod 47, and one end of the intermediate link 45 away from the second adjusting block 40, the fifth connecting rod is hinged. One end of the rod 46 facing away from the sliding plate 18 and the end of the sixth link 47 facing away from the lifting plate 37 are hinged, and the third link 43 is located between the fifth link 46 and the first link 41 , and the fourth link 44 is located between the fifth link 46 and the first link 41 . Between the sixth connecting rod 47 and the second connecting rod 42, the adjusting shaft 38 is provided with threads in opposite directions, the first adjusting block 39 and the second adjusting block 40 are both provided with threaded holes 34, and the first adjusting block 39 and the second adjusting block 40 are provided with threaded holes 34. The two adjusting blocks 40 are screwed on the opposite threads on the adjusting shaft 38 . The adjusting shaft 38 is connected with a handle 48 . The handle 48 is located at one end of the adjusting shaft 38 close to the first connecting rod 41 . There is a gap 51 in the area so that the handle 48 can be rotated, which is convenient for the user. The end of the adjustment shaft 38 away from the handle 48 is welded with a limit block 49 to limit the second adjustment block 40 on the adjustment shaft 38 to avoid the second adjustment block 40 on the adjustment shaft 38. The adjusting block 40 is separated from the adjusting shaft 38, the spray box 6 is arranged on the lifting plate 37, the spray box 6 is welded with a fixing piece 50, and the fixing piece 50 is connected with the lifting plate 37 by screws. Referring to FIG. 6, the lifting plate 37 is provided with The mounting hole, the outer threaded sleeve 33 on the water outlet pipe runs through the mounting hole.

Rotate the handle 48, the handle 48 drives the adjustment shaft 38 to rotate, and the adjustment shaft 38 drives the first adjustment block 39 and the second adjustment block 40 to move toward each other toward each other. During the movement of the first adjustment block 39 and the second adjustment block 40, the The angle between the first link 41 and the second link 42 increases, the angle between the third link 43 and the fourth link 44 increases, and the angle between the fifth link 46 and the sixth link 47 When the lifting plate 37 needs to move downward, turn the handle 48. At this time, the rotation direction of the handle 48 is opposite to the rotation direction of the handle 48 when the lifting plate 37 rises, and the adjustment shaft 38 drives the first adjustment The block 39 and the second adjustment block 40 move in the direction away from each other. During the movement of the first adjustment block 39 and the second adjustment block 40, the angle between the first link 41 and the second link 42 becomes smaller, and the third The angle between the connecting rod 43 and the fourth connecting rod 44 becomes smaller, the angle between the fifth connecting rod 46 and the sixth connecting rod 47 becomes smaller, the lifting plate 37 moves upward, and the user can adjust the lifting plate according to the needs of use. 37 is at the height.

The implementation principle of this embodiment is: when it rains, the rainwater falling into the slippage area directly enters the rainwater collection tank 2 through the slip port 17, and the rainwater falling into the planting area preferentially waters the plants in the planting area , when the rainfall is large, the rainwater falling into the planting area enters the rainwater collection box 2 through the planting layer 15, the filter layer 14, the aquifer 13 and the water hole in turn, and the rainwater collection box 2 collects the rainwater, achieve the purpose of collecting rainwater.

When it is necessary to water the plants in the planting area on a sunny day, the user adjusts the height of the lifting plate 37 according to the usage requirements, thereby adjusting the height of the spraying box 6, and after adjusting the height of the spraying box 6 to an appropriate position, start the water pump 3 and the motor 24 at the same time , the water pump 3 draws water into the spray box 6 through the water pumping pipe 4 and the water outlet pipe 5, and sprays it from the water spray hole 35, so as to water the plants in the planting area. At the same time of watering, the nut block 26 drives the sliding plate 18 moves, the water pump 3 and the spray box 6 move together with the sliding plate 18, increasing the irrigation range, realizing the purpose of rainwater collection and reuse, high utilization rate of rainwater, saving water resources, and saving energy.

The embodiments of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention should be covered in within the protection scope of the present invention.

Claims (10)

1. The utility model provides a green roof device for sponge city construction, includes planting pond (1), its characterized in that: the rainwater collection and recycling device comprises a rainwater collection box (2), a water pump (3), a water pumping pipe (4), a water outlet pipe (5) and a spraying box (6);

the rainwater collection box (2) is provided with a communication port (9), the planting pond (1) is arranged on the rainwater collection box (2), partition plates (12) are arranged in the planting pond (1), adjacent partition plates (12) are arranged at intervals, a sliding area and a planting area are formed in the planting pond (1), the planting area is positioned at two sides of the sliding area, a water storage layer (13), a filter layer (14) and a planting layer (15) are sequentially arranged in the planting area from bottom to top, the bottom of the planting pond (1) is provided with a water collection hole (16) communicated with the planting area and a sliding port (17) communicated with the sliding area, and the water collection hole (16) and the sliding port (17) are both communicated with the communication port (9);

a sliding plate (18) is connected in the sliding area in a sliding mode, the water pump (3) is arranged on the sliding plate (18), one end of the water pumping pipe (4) is connected with the water pump (3), the other end of the water pumping pipe penetrates through the sliding opening (17) and is positioned in the rainwater collecting box (2), one end of the water outlet pipe (5) is connected with the water pump (3), the other end of the water outlet pipe is connected with the spraying box (6), the spraying box (6) is arranged on the sliding plate (18), the spraying box (6) is positioned above the planting pond (1) in the vertical direction, and water spraying holes (35) are formed in the side;

plant still to be equipped with the reciprocating motion device who is used for drive slide plate (18) reciprocating motion on pond (1), reciprocating motion device includes motor (24), lead screw (25) and nut piece (26), lead screw (25) run through the district of sliding and with plant pond (1) rotation connection, motor (24) set up on planting pond (1) and with lead screw (25) linkage, nut piece (26) spiro union is on lead screw (25), be equipped with guide block (31) on nut piece (26), be equipped with guide way (32) on division board (12), guide block (31) are in guide way (32) and with guide way (32) sliding fit, slide plate (18) link to each other with nut piece (26).

2. The green roof apparatus for sponge city construction as claimed in claim 1, wherein: motor (24) and plant and can dismantle between the pond (1) and be connected, be equipped with driving gear (28) on motor (24), be equipped with driven gear (29) on lead screw (25), driving gear (28) and driven gear (29) meshing, and lead screw (25) deviate from the one end of driven gear (29) and be located outside planting pond (1) and be connected with handle (30).

3. The green roof apparatus for sponge city construction as claimed in claim 1, wherein: the spraying box (6) is connected with the sliding plate (18) through a lifting mechanism, the lifting mechanism comprises a lifting plate (37), an adjusting shaft (38), a first adjusting block (39) and a second adjusting block (40), a first connecting rod (41) and a second connecting rod (42) are hinged to the two ends of the first adjusting block (39), one end of the first connecting rod (41) departing from the first adjusting block (39) is hinged to the sliding plate (18), one end of the second connecting rod (42) departing from the first adjusting block (39) is hinged to the lifting plate (37), the two ends of the second adjusting block (40) are hinged to a third connecting rod (43) and a fourth connecting rod (44), one end of the third connecting rod (43) departing from the second adjusting block (40) is hinged to the sliding plate (18), one end of the fourth connecting rod (44) departing from the second adjusting block (40) is hinged to the lifting plate (37), threads in opposite directions are arranged on the adjusting shaft (38), first regulating block (39) and second regulating block (40) all are equipped with screw hole (34), and opposite screw thread department of direction is equipped with handle (48) on regulating spindle (38) in first regulating block (39) and second regulating block (40) spiro union on regulating spindle (38), sprays box (6) and sets up on lifter plate (37), and outlet pipe (5) are the hose.

4. A green roof apparatus for sponge city construction as claimed in claim 3 wherein: the both ends of second regulating block (40) still articulate intermediate link (45), it has fifth connecting rod (46) to articulate on sliding plate (18), it has sixth connecting rod (47) to articulate on lifter plate (37), intermediate link (45) deviate from the one end of second regulating block (40), fifth connecting rod (46) deviate from the one end of sliding plate (18) and sixth connecting rod (47) and deviate from the one end of lifter plate (37) articulated, and third connecting rod (43) are in between fifth connecting rod (46) and first connecting rod (41), handle (48) set up in adjusting axle (38) and are close to one of first connecting rod (41) and serve.

5. The green roof apparatus for sponge city construction as claimed in claim 4, wherein: and a limiting block (49) is arranged at one end of the adjusting shaft (38) departing from the handle (48).

6. The green roof apparatus for sponge city construction as claimed in claim 1, wherein: the rainwater collection box (2) is provided with an observation port (8) and an observation plate (10) used for shielding the observation port (8), and the observation plate (10) is detachably connected with the rainwater collection box (2).

7. The green roof apparatus for sponge city construction as claimed in claim 1, wherein: the rainwater collecting box (2) is provided with a water injection pipe (7).

8. The green roof apparatus for sponge city construction as claimed in claim 1, wherein: be equipped with sliding block (19) on slide plate (18), be equipped with on division board (12) and slide groove (23), sliding block (19) are in sliding groove (23) and with sliding groove (23) sliding fit, and sliding block (19) are close to and rotate on the lateral wall on ground and are connected with ball (20), and ball (20) conflict sliding groove (23) lateral wall.

9. The green roof apparatus for sponge city construction as claimed in claim 8, wherein: the sliding block (19) is detachably connected with the sliding plate (18), the sliding plate (18) is detachably connected with the nut block (26), and the ball (20) is detachably connected with the sliding block (19).

10. The green roof apparatus for sponge city construction as claimed in claim 9, wherein: be equipped with bell mouth (21) on sliding block (19), ball (20) are in bell mouth (21), can dismantle on sliding block (19) to be connected with spacer (22) that are used for sheltering from bell mouth (21), are equipped with the through-hole on spacer (22), and the diameter of through-hole is less than the ball footpath of ball (20), and ball (20) run through the through-hole.

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