CN116334973A - Rainwater circulation device and method for airport - Google Patents

Abstract

The invention discloses a rainwater circulation device and a rainwater circulation method for an airport. The device comprises a concave cavity, a water storage component and a water pump component. The concave cavity is set between the take-off runway and the taxiing runway and has a filling material, the top surface of the filling material is planted with plants and is recessed from both ends to the middle with a first preset inclination angle to form a first slope and a second slope; the water storage component Including the water storage part pre-buried in the filling material, and the water inlet pipe connected to the water storage part and the center of the depression at both ends; the pump water component is installed in the water storage part and communicated with the water storage part. The water outlet pipe runs through the water storage element and extends to the first inclined plane or the second inclined plane. The present invention can complete a whole cycle in the concave cavity, without installing the device to other positions of the airport or runway, and the device directly uses the filling material as the collecting surface, without additionally installing other collecting surfaces or collecting basins, the structure of the device Compact and located in the concave cavity, it does not affect the view of the airstrip.

Description

Rainwater circulation device and rainwater circulation method for an airport

technical field

The invention relates to the technical field of infrastructure engineering, in particular to an airport rainwater circulation device and a rainwater circulation method.

Background technique

In modern transportation, airplanes have become an important mode of mainstream rapid transportation, and the purpose of transportation can be achieved in a short time by taking an airplane or transporting goods by airplane. The airport is a necessary supporting facility for aircraft, and an important place for aircraft operation and maintenance, maintenance, repair, and passenger transfer and cargo transfer. Usually, the airport needs a large battlefield area for passengers and cargo to stay, and for aircraft to park, take off, and land.

The drainage system of the airport is a necessary part of the airport's daily operation and maintenance and sustainable development. Especially in rainy weather, whether the runway can be drained quickly is an important part to ensure the safety of the aircraft. If the drainage capacity is large, its drainage capacity may not be able to meet the normal use needs of the airport, and it is easy to generate water accumulation, which will affect the flight. In the long run, the water accumulation will soak the airport road and cause roadbed damage, and the precipitation will eventually pass through underground pipes, Natural evaporation and other channels are discharged to the outside of the airport, and rainwater is not recycled.

Chinese patent "201810372108.1 - An airport rainwater collection and utilization device" discloses "the device includes a collection basin, a water tank, a wind generator, a reducer and a use cabinet. The collection basin is fixed above the water tank, and a support frame is fixed at the lower end of the water tank. Two use cabinets are fixed at the lower end of the support frame. The support frame has an L-shaped structure, including a horizontal plate and a vertical plate. The horizontal plate is fixed between the water tank and the use cabinet. The length of the horizontal plate is greater than the width of the water tank. Outside the water tank, the vertical plate is fixed on one end of the horizontal plate, and the speed reducer is installed on the top of the vertical plate, and the speed reducer is electrically connected to the wind energy generator; the inside of the water tank is equipped with an inverted cone filter mechanism, a first filter plate, filter box, slideway and second filter plate, a layer of filter screen is attached to the inner side of the inverted cone filter mechanism, and there are several through holes evenly distributed on the inverted cone filter mechanism, the first filter plate is detachable and fixed by positioning wedges On the inner wall of the water tank, there are three layers of filter media in the filter box. One end of the outer wall of the filter box is fixedly connected to one end of the movable rod, and the other end of the movable rod is fixed to a guide wheel. The output shaft of the reducer is connected to the cam. Between the cam and the guide wheel Rolling fit, and the axis line of the output shaft and the axis line of the guide wheel are on the same horizontal plane. Several springs are connected between the outer wall of the other side of the filter box and the inner wall of the water tank. There are two slideways. The lower end of the filter box There are four wheels connected, the wheels slide in the slideway, and the reducer drives the cam to rotate, thereby driving the filter box to reciprocate horizontally on the slideway. The second filter plate is detachably fixed on the inner wall of the water tank through the positioning bar. Inside the water tank, the second filter The bottom of the board is the general water storage part, and the side of the water tank is provided with a box door; the use cabinet includes a sub-water storage part, a support cabinet and a recovery box connected in sequence from top to bottom, and the front end below the sub-water storage part is connected with a Outlet pipe, the outlet pipe is equipped with a valve, the support cabinet is fixed at the rear end below the sub-water storage part, the upper front end of the recovery tank is fixed with a water drop plate, the water drop plate is set opposite to the lower end of the water outlet pipe, and the water drop plate is located in the support cabinet A number of through holes are evenly distributed on the falling water plate, and the through holes of the falling water plate are connected to the recovery box; the horizontal plate is provided with a water passage, and the water passing channel is connected to the main water storage part and the sub-water storage part." The patent passed The collection basin collects rainwater and filters it inside the water tank, and finally connects it to the recovery tank for collection. Since the area ratio of the collection basin is too small compared to the runway area, to alleviate the accumulation of rainwater on the outdoor road surface of the airport, it is necessary Increasing the number of collection basins or the area of collection basins will lead to low practicality and efficiency of the device for rainwater recovery.

Contents of the invention

The main purpose of the present invention is to provide a rainwater circulation device and a rainwater circulation method for an airport, so as to solve the problem of low practicability and low efficiency of rainwater recovery by the devices in the prior art.

In order to achieve the above object, the application provides the following technical solutions:

A rainwater recycling device for an airport, the airport includes a take-off runway and a taxiing runway separated by a preset distance, and the rainwater recycling device includes:

A concave cavity is provided between the take-off runway and the taxiing runway and matches the preset distance. The cavity is preset with filling materials, and the two ends of the top surface of the filling material are respectively connected to the take-off runway. The runway and the taxiing runway are flush with plants, and the top surface of the filling material is recessed from both ends to the middle at a first preset inclination angle to form the center of the recess, and the second side is formed on both sides of the center of the recess. a slope and a second slope;

A water storage component, including a water storage component pre-buried in the filling material and located at a first predetermined depth of the concave cavity, and a water inlet pipe whose two ends communicate with the water storage component and the center of the depression respectively , the water storage member collects and stores rainwater on the top surface of the filling material through the water inlet pipe;

The water pump component is installed in the water storage part, the water inlet of the pump water component is connected with the water storage part, the water outlet of the pump water component is connected with a water outlet pipe, and the water outlet pipe runs through the The water storage part extends to the first slope or the second slope, and the pumping assembly is used to pump the rainwater collected by the water storage part to the top surface of the filling material through the outlet pipe to The plants were watered.

As a further improvement of the present application, the rainwater circulation device further includes an overflow pipe pre-buried in the filling material at a second preset depth, and the overflow pipe is in the same direction as the take-off runway or the taxiing runway. Parallel, the overflow pipe communicates with the water storage part through a shunt pipe, and the connection between the shunt pipe and the water storage part forms a communication port, and the communication port is located at the bottom surface of the water storage part compared with The side of the water storage element has a first preset height.

As a further improvement of the present application, a sunken water storage belt is provided in the center of the depression, the radial direction of the sunken water storage belt is parallel to the traveling direction of the take-off runway or the taxiing runway, and the sunken water storage belt The tape sinks to a third predetermined depth from the top surface of the filling material toward the bottom surface of the filling material.

As a further improvement of the present application, the end of the water outlet pipe adjacent to the filling material is divided into a first water outlet pipe and a second water outlet pipe, and both the first water outlet pipe and the second water outlet pipe run through the The top surface of the sinking water storage zone is extended upwards to a second preset height.

As a further improvement of the present application, the end of the first water outlet pipe extending to the outside is equipped with a first spraying piece, the first spraying piece faces the first slope and the first spraying piece The length of the spray range is greater than or equal to the width of the first slope; the second water outlet pipe is extended to the outside with a second spray piece, the second spray piece faces the second slope and the The length of the spraying range of the second spraying member is greater than or equal to the width of the second slope.

As a further improvement of the present application, the rainwater recycling device further includes a first road shoulder installed between the take-off runway and the first slope, and a shoulder installed between the taxi runway and the second slope. Second road shoulder; the top surface of the first road shoulder and the top surface of the take-off runway form a second preset inclination angle, and the top surface of the second road shoulder and the top surface of the taxiing runway form a third preset inclination angle horn.

As a further improvement of the present application, the water storage assembly further includes an inspection well installed on the top of the water storage part and communicated with the water storage part, and the inspection well extends from one end of the water storage part to The top surface of the first slope or the second slope forms an inspection passage, and the inspection passage is sequentially covered with an inspection cover plate and a fall prevention net from the inspection well to the water storage element.

As a further improvement of the present application, the water storage assembly further includes a water replenishment pipe installed on the side wall of the water storage part, and the water replenishment pipe communicates with the water storage part and is compared to the The bottom surface is located at the third preset height, and the opening of the water replenishment pipeline is covered with a normally closed valve; The control part electrically connected to the valve and the water level detection part is used for obtaining the water level reading of the water level detection part, and controlling the opening of the normally closed valve when the water level reading is lower than a preset threshold.

In order to achieve the above object, the application also provides the following technical solutions:

A rainwater recycling method at an airport, the rainwater recycling method is applied to the above-mentioned rainwater recycling device, and the rainwater collection method includes:

During the initial rainfall, the rainwater containing a large amount of impurities passes through the airport runway and airport taxiway, the first road shoulder and the second road shoulder to the sinking water storage belt in sequence, and accumulates in the sinking water storage belt until the water level reaches the nozzle of the water inlet pipe. To intercept large particles of impurities in rainwater;

During the middle and later periods of rainfall, after the large-particle impurities are intercepted by the sinking water storage belt, relatively clean rainwater enters the water storage part through the water inlet pipe for storage, and the water level in the water storage part reaches the connection of the shunt pipe. When opening, the rainwater passing through the communication port is transferred to the overflow pipe through the diversion pipe and then transferred to the outside.

As a further improvement of the present application, when it rains in the middle and late stages, after the large particles of impurities are intercepted by the sinking water storage belt, the relatively clean rainwater enters the water storage part through the water inlet pipe for storage, and in the water storage part When the water level reaches the communication port of the diversion pipe, the rainwater exceeding the communication port is transferred to the overflow pipe through the diversion pipe and transferred to the outside, after that, including:

When it is not raining, the rainwater in the water storage part is pumped out to the top surface of the filling material through the water outlet pipe to irrigate the plants through the pumping assembly;

When no rainfall reaches the preset duration, the control part obtains the water level reading of the water level detection part located at the bottom of the water storage part, and controls the normally closed valve of the water supply pipeline to open when the water level reading is lower than the preset threshold value, and the external water The water is replenished into the water storage element through the water supply pipeline.

In this application, the water storage assembly and the water pump assembly are pre-embedded in the concave cavity between the take-off runway and the taxiing runway at a predetermined distance, and filled with filling materials to stabilize the position and structure of the water storage assembly and the water pump assembly. Through the water inlet pipe of the water storage component, the rainwater on the surface of the filling material is guided into the water storage part, and the rainwater collected by the water storage part is pumped out to the top surface of the filling material through the water pumping part through the water outlet pipe to irrigate the plants ; This application directly collects rainwater through the filling material planted with plants, and directly supplies the collected rainwater to the plants located on the surface of the filling material to form direct recycling of rainwater, because the rainwater collected by the application is only used for irrigation. The plants on the surface of the filling material do not need to filter the rainwater in depth, so that the device can complete a whole cycle in the concave cavity, and there is no need to install the device to other locations on the airport or runway, and the device directly uses the filling material as a collection surface , no need to install additional collection surfaces or collection basins, the device is compact and located in the concave cavity, which does not affect the view of the airstrip.

Description of drawings

Fig. 1 is the structural representation of an embodiment of the rainwater circulation device of the application airport;

Fig. 2 is the structural representation of an embodiment of the rainwater circulation device of the application airport;

Fig. 3 is the structural representation of an embodiment of the rainwater circulation device of the application airport;

Fig. 4 is the structural representation of an embodiment of the rainwater circulation device of the airport of the present application;

Fig. 5 is the structural representation of an embodiment of the rainwater circulation device of the airport of the present application;

Fig. 6 is the structural representation of an embodiment of the rainwater circulation device of the airport of the present application;

Fig. 7 is the step flow diagram of an embodiment of the rainwater circulation method of the airport of the present application;

Explanation of symbols (according to the order of first appearance): rainwater circulation device 1, take-off runway 2, taxi runway 3, concave cavity 11, water storage component 12, pump water component 13, filling material 14, recessed center 141, first slope 142 , the second slope 143, the water storage part 121, the water inlet pipe 122, the water outlet pipe 131, the overflow pipe 15, the shunt pipe 151, the communication port 152, the sinking water storage belt 16, the first water outlet pipe 1311, the second outlet Moisture pipeline 1312, first sprinkler 1313, second sprinkler 1314, first shoulder 17, second shoulder 18, inspection well 122, inspection channel 123, inspection cover 124, fall prevention net 125, check valve 1315 , water replenishment pipeline 126, normally closed valve 127, water level detection piece 128.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.

The terms "first", "second" and "third" in the present application are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first", "second" and "third" may explicitly or implicitly include at least one of the features. In the description of the present application, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined. All directional indications (such as up, down, left, right, front, back...) in the embodiments of the present application are only used to explain the relative positional relationship between the various components in a certain posture (as shown in the drawings) , sports conditions, etc., if the specific posture changes, the directional indication also changes accordingly. Furthermore, the terms "include" and "have", as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally further includes For other steps or units inherent in these processes, methods, products or apparatuses.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The occurrences of this phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is understood explicitly and implicitly by those skilled in the art that the embodiments described herein can be combined with other embodiments.

As shown in Figure 1, the present embodiment provides an embodiment of the rainwater recycling device 1 of the airport. Cavity 11, water storage assembly 12, water pump assembly 13.

Wherein, referring to Fig. 2, the concave cavity 11 is opened between the take-off runway 2 and the taxi runway 3 and matches with the preset distance, the cavity 11 is preset with a filling material 14, and the two ends of the top surface of the filling material 14 are respectively connected to the take-off runway. 2 and the taxiing runway 3 are flush and planted with plants, the top surface of the filling material 14 is recessed from both ends to the middle with a first preset inclination angle to form a recessed center 141, and the second side is formed on both sides of the recessed center 141. A slope 142 and a second slope 143; the water storage assembly 12 includes a water storage part 121 embedded in the filling material 14 and located at the first predetermined depth of the cavity 11, and the two ends are respectively connected to the water storage part 121 and the center of the depression. 141 communicates with the water inlet pipe 122, and the water storage part 121 collects and stores the rainwater on the top surface of the filling material 14 through the water inlet pipe 122; the pump water assembly 13 is installed in the water storage part 121, and the water inlet of the pump water assembly 13 and The water storage part 121 is connected, and the water outlet of the pump water assembly 13 is connected with a water outlet pipe 131. The water outlet pipe 131 runs through the water storage part 121 and extends to the first slope 142 or the second slope 143. The water pump assembly 13 is used to turn the water storage part The rainwater collected by 121 is pumped out to the top surface of the filling material 14 through the outlet pipe 131 to irrigate the plants.

Preferably, since the lengths of the take-off runway 2 and the taxi runway 3 are relatively long, one device can be installed at an interval of 10m to 20m, and adjacent devices can communicate with each other.

Preferably, the filling material 14 can be set as one or more layered piles of soil, stone, plastic particles, and concrete. In order to ensure the survival of the plants, the top surface of the filling material 14 needs to be set as soil material, or all filling The materials 14 are all set as soil materials.

Preferably, the slopes of the first slope 142 and the second slope 143 are not less than 0.5%, that is, the range of the first preset slope angle is greater than or equal to 0.5%, and the slopes of the first slope 142 and the second slope 143 are opposite to each other.

Preferably, the water storage element 121 can be configured as a water storage tank.

Further, referring to FIG. 3 , the rainwater recycling device 1 also includes an overflow pipe 15 pre-buried in the filling material 14 to a second preset depth, the overflow pipe 15 is parallel to the direction of travel of the take-off runway 2 or taxiway 3, and the overflow The pipeline 15 communicates with the water storage part 121 through the distribution pipe 151, and the connection between the distribution pipe 151 and the water storage part 121 forms a communication port 152. Compared with the bottom surface of the water storage part 121, the communication port 152 is located at the first side of the water storage part 121. preset height.

Preferably, the range of the first preset depth can be set to 5m to 8m, that is, the distance between the bottom of the water storage part 121 and the ground surface is 5m to 8m; the nominal diameter of the shunt pipe 151 is 500mm; the first preset height and the storage The height of the water part 121 matches, and the first preset height can be set to 4m, that is, the distance between the communication port and the bottom of the water storage part 121 is 4m; the second preset depth is not less than 0.6m, that is, the soil covering of the overflow pipe 15 The thickness is not less than 0.6m.

Further, the center of the depression 141 is provided with a sinking water storage zone 16, the radial direction of the sinking water storage zone 16 is parallel to the direction of travel of the take-off runway 2 or taxiway 3, and the sinking water storage zone 16 is formed from the top surface of the filling material 14. The bottom surface of the filling material 14 is sunk to a third preset depth.

Preferably, the slope of both ends of the sinking water storage belt 16 is not lower than 0.5%.

Preferably, the lateral width of the sinking water storage zone 16 ranges from 2m to 4m, and the third predetermined depth ranges from 30cm to 50cm, that is, the bottom surface of the sinking water storage zone 16 is 30cm to 50cm lower than the top surface of the filling material 14 The average height of 30cm to 50cm can be planted in the sinking water storage belt 16, such as windmill grass or Miscanthus acanthus.

Preferably, the water inlet of the water inlet pipe 122 is located in the center of the sinking water storage belt 16, and the water inlet is 20cm to 30cm higher than the bottom surface of the sinking water storage belt 16; the nominal diameter of the water inlet pipe 122 is 200mm, and the adjacent The vertical spacing of the sinking water storage belts 16 is 10m to 20m.

Further, referring to FIG. 4 , one end of the water outlet pipe 131 adjacent to the filling material 14 is divided into a first water outlet pipe 1311 and a second water outlet pipe 1312 , and both the first water outlet pipe 1311 and the second water outlet pipe 1312 run through the lower storage tank. The top surface of the hose 16 extends upwards to a second preset height.

Further, the end of the first water outlet pipe 1311 extending to the outside is equipped with a first shower 1313, the first shower 1313 faces the first slope 142 and the length of the spray range of the first shower 1313 is greater than or equal to the second The width of a slope 142; the second water outlet pipe 1312 is extended to an end of the outside with a second shower 1314, the second shower 1314 faces the second slope 143 and the length of the spray range of the second shower 1314 Greater than or equal to the width of the second slope 143 .

Further, referring to FIG. 5 , the rainwater recycling device 1 also includes a first road shoulder 17 installed between the take-off runway 2 and the first slope 142 , a second road shoulder 18 installed between the taxiway 3 and the second slope 143 The top surface of the first road shoulder 17 and the top surface of the take-off runway 2 form a second preset inclination angle, and the top surface of the second road shoulder 18 and the top surface of the taxi runway 3 form a third preset inclination angle.

Preferably, the ranges of the second preset inclination angle and the third preset inclination angle are not less than 0.5%, that is, the slopes of the first road shoulder 17 and the second road shoulder 18 are not less than 0.5%, and the first road shoulder 17 and the second road shoulder 18 are not less than 0.5%. The slopes of the two road shoulders 18 are opposite.

Preferably, the horizontal clear distance between the overflow pipe 15 and the first road shoulder 17 is not less than 5m; the horizontal clear distance between the water storage element 121 and the second road shoulder 18 is not less than 2m.

Further, referring to FIG. 6 , the water storage assembly 12 also includes an inspection well 122 installed on the top of the water storage member 121 and communicated with the water storage member 121 . The end of the inspection well 122 away from the water storage member 121 extends to the first slope 142 Or the top surface of the second slope 143 forms the inspection channel 123 , and the inspection channel 123 is sequentially covered with the maintenance cover plate 124 and the fall prevention net 125 from the inspection well to the water storage element 121 .

Preferably, the end of the inspection well 122 away from the water storage element 121 extends to the top surface of the first slope 142 to form an inspection channel 123 .

Preferably, a non-return valve 1315 is installed on the outlet pipe 131 to prevent rainwater from flowing back.

Preferably, the diameter of the inspection cover 124 is 700mm, and the load-bearing capacity of the inspection cover 124 is the second grade of the highway; the diameter of the inspection well 122 is 1m, and the inspection well 122 is adjacent to the side of the sinking water storage belt 16, and the depth of the inspection well 122 is 1m. Adapt the effective volume and embedding depth of the water storage element 121.

Further, the water storage assembly 12 also includes a water supply pipe 126 installed on the side wall of the water storage part 121, the water supply pipe 126 communicates with the water storage part 121 and is located at a third preset height compared to the bottom surface of the water storage part 121, The upper cover of the opening of the water supply pipeline 126 is closed with a normally closed valve 127; the water storage assembly 12 also includes a water level detection part 128 installed at the bottom of the water storage part 121 and a water level detection part 128 electrically connected with the normally closed valve 127 and the water level detection part 128 respectively. A control part (not shown), the control part is used to obtain the water level reading of the water level detection part 128, and control the normally closed valve 127 to open when the water level reading is lower than a preset threshold.

It should be noted that water level detection is a mature prior art. This embodiment and the accompanying drawings only show the detection principle and installation position of the water level detection part 128. The shape and model of the water level detection part will not be described in detail. The water level detection parts that meet the requirements of this embodiment can be installed; similarly, the focus of this embodiment is on the control principle of the control part, and it only needs to meet the electrical connection relationship of the control part. The installation of the control part in this embodiment The position is not limited, and controllers such as single-chip microcomputers, microprocessors and other controllers are all mature prior art, and the shape and model of the control parts are not described in detail. Any control parts that meet this embodiment in the prior art are ready for installation.

Preferably, the nominal diameter of the water supply pipe 126 is 50 mm, and the third preset height is adapted to the effective volume and embedding depth of the water storage element 121 .

In this embodiment, the water storage assembly 12 and the water pump assembly 13 are pre-embedded in the cavity 11 between the take-off runway 2 and the taxi runway 3 at a preset distance, and filling material 14 is filled to make the water storage assembly 12 and the pump The position and structure of the water component 13 are stable, and the rainwater located on the surface of the filling material 14 is guided into the water storage part 121 through the water inlet pipe 122 of the water storage component 12, and the water storage part 121 is collected by the water pump component 13 The rainwater is pumped out to the top surface of the filling material 14 through the outlet pipe 131 to irrigate the plants; the present application directly collects the rainwater through the filling material 14 planted with plants, and directly supplies the collected rainwater to the plants on the surface of the filling material 14, In order to form the direct recycling of rainwater, since the rainwater collected in this application is only used to irrigate the plants located on the surface of the filling material 14, it is not necessary to filter the rainwater in depth, so that the device can complete a whole cycle in the concave cavity 11 without the need for Install the device to other locations on the airport or runway, and the device directly uses the filling material 14 as a collection surface, without additional installation of other collection surfaces or collection basins, and the device is compact in structure and located in the concave cavity 11, without affecting the view of the airstrip . And in this embodiment, the sinking water storage belt 16 is separated from the water inlet pipe 122 by a certain distance, so that the large particles of impurities in the rainwater can stay in the sinking water storage belt 16 to form sediment and follow the path of the sinking water storage belt 16. The supernatant is transferred to the outside, and the clear liquid on the upper layer enters the water storage element 121 through the water inlet pipe 122 for subsequent irrigation of plants when there is no rainfall.

As shown in Figure 7, the present embodiment also provides an embodiment of the rainwater recycling method of the airport. In the present embodiment, the rainwater recycling method is applied to the above-mentioned rainwater recycling device 1, and the rainwater collection method includes the following steps:

Step S1, during initial rainfall, the rainwater containing a large amount of impurities passes through the airport runway and airport taxiway, the first road shoulder 17 and the second road shoulder 18 to the sinking water storage belt 16, and accumulates in the sinking water storage belt 16 until the water level reaches the level of the incoming water. The mouth of the water pipe 122 is used to intercept large particles of impurities in the rainwater;

Step S2, when it rains in the middle and late stages, after passing through the sinking water storage belt 16 to trap large particles of impurities, the relatively clean rainwater enters the water storage part 121 through the water inlet pipe 122 for storage, and the water level in the water storage part 121 reaches the distribution pipe 151 When the communication port is connected, the rainwater exceeding the communication port is transferred to the overflow pipe 15 through the diversion pipe 151 and transferred to the outside.

Further, when there is no rainfall, the following steps are also included after step S2:

Step S3, when it is not raining, the rainwater in the water storage part 121 is pumped out to the top surface of the filling material 14 through the water outlet pipe 131 through the pumping assembly 13 to irrigate the plants;

Step S4, when no rainfall reaches the preset duration, the control part 129 obtains the water level reading of the water level detection part 128 located at the bottom of the water storage part 121, and controls the normally closed valve 127 of the water supply pipeline 126 when the water level reading is lower than the preset threshold When it is turned on, external water is replenished into the water storage element 121 through the water replenishment pipeline 126 .

It should be noted that the above-mentioned method embodiments are implemented based on the device embodiments, and the extensions, examples, and preferred parts of the method embodiments can be referred to the device embodiments, and will not be repeated in this embodiment.

In this embodiment, the water storage assembly 12 and the water pump assembly 13 are pre-embedded in the cavity 11 between the take-off runway 2 and the taxi runway 3 at a preset distance, and filling material 14 is filled to make the water storage assembly 12 and the pump The position and structure of the water component 13 are stable, and the rainwater located on the surface of the filling material 14 is guided into the water storage part 121 through the water inlet pipe 122 of the water storage component 12, and the water storage part 121 is collected by the water pump component 13 The rainwater is pumped out to the top surface of the filling material 14 through the outlet pipe 131 to irrigate the plants; the present application directly collects the rainwater through the filling material 14 planted with plants, and directly supplies the collected rainwater to the plants on the surface of the filling material 14, In order to form the direct recycling of rainwater, since the rainwater collected in this application is only used to irrigate the plants located on the surface of the filling material 14, it is not necessary to filter the rainwater in depth, so that the device can complete a whole cycle in the concave cavity 11 without the need for Install the device to other locations on the airport or runway, and the device directly uses the filling material 14 as a collection surface, without additional installation of other collection surfaces or collection basins, and the device is compact in structure and located in the concave cavity 11, without affecting the view of the airstrip .

The specific embodiments of the invention have been described in detail above, but they are only examples, and the present invention is not limited to the specific embodiments described above. For those skilled in the art, any equivalent modifications or substitutions to the invention are also within the scope of the present invention, therefore, equivalent transformations, modifications and improvements made without departing from the spirit and scope of the present invention etc., should be covered within the scope of the present invention.

Claims (10)

1. A rainwater circulation device of an airport, said airport comprises a take-off runway and a taxi runway at a preset distance, it is characterized in that said rainwater circulation device comprises: A concave cavity is provided between the take-off runway and the taxiing runway and matches the preset distance. The cavity is preset with filling materials, and the two ends of the top surface of the filling material are respectively connected to the take-off runway. The runway and the taxiing runway are flush with plants, and the top surface of the filling material is recessed from both ends to the middle at a first preset inclination angle to form the center of the recess, and the second side is formed on both sides of the center of the recess. a slope and a second slope; A water storage component, including a water storage component pre-buried in the filling material and located at a first predetermined depth of the concave cavity, and a water inlet pipe whose two ends communicate with the water storage component and the center of the depression respectively , the water storage member collects and stores rainwater on the top surface of the filling material through the water inlet pipe; The water pump component is installed in the water storage part, the water inlet of the pump water component is connected with the water storage part, the water outlet of the pump water component is connected with a water outlet pipe, and the water outlet pipe runs through the The water storage part extends to the first slope or the second slope, and the pumping assembly is used to pump the rainwater collected by the water storage part to the top surface of the filling material through the outlet pipe to The plants were watered. 2. The rainwater circulation device according to claim 1, characterized in that, the rainwater circulation device further comprises an overflow pipe pre-buried in the filling material at a second preset depth, and the overflow pipe is connected to the The direction of travel of the take-off runway or the taxiing runway is parallel, the overflow pipe communicates with the water storage part through a diversion pipe, and the connection between the diversion pipe and the water storage part forms a communication port, and the communication port is connected The side surface of the water storage element is at a first preset height compared to the bottom surface of the water storage element. 3. The rainwater circulation device according to claim 2, characterized in that, a sunken water storage belt is provided in the center of the depression, and the radial direction of the sunken water storage belt is in line with that of the take-off runway or the taxiing runway. The traveling direction is parallel, and the sinking water storage belt sinks to a third preset depth from the top surface of the filling material toward the bottom surface of the filling material. 4. The rainwater circulation device according to claim 3, characterized in that, one end of the water outlet pipe adjacent to the filling material is divided into a first water outlet pipe and a second water outlet pipe, and the first water outlet pipe and the second water outlet pipe The second water outlet pipes run through the top surface of the sinking water storage zone and extend upwards to a second preset height. 5. The rainwater circulation device according to claim 4, characterized in that, one end of the first water outlet pipe extending to the outside is equipped with a first sprayer, and the first sprayer faces the first slope And the length of the spray range of the first spray piece is greater than or equal to the width of the first slope; the second water outlet pipe is extended to the outside end with a second spray piece, and the second spray The element faces the second slope, and the length of the spray range of the second spray element is greater than or equal to the width of the second slope. 6. The rainwater circulation device according to claim 1, characterized in that, the rainwater circulation device further comprises a first road shoulder installed between the take-off runway and the first slope, a first road shoulder installed on the taxiing The second road shoulder between the runway and the second slope; the top surface of the first road shoulder and the top surface of the take-off runway form a second preset inclination angle, and the top surface of the second road shoulder and the taxiing The top surface of the runway is at a third preset angle of inclination. 7. The rainwater circulation device according to claim 1, wherein the water storage assembly further comprises an inspection well installed on the top of the water storage part and communicated with the water storage part, the inspection well The end away from the water storage part extends to the top surface of the first inclined plane or the second inclined plane to form an inspection channel, and the inspection channel is sequentially covered with inspection channels from the inspection well to the direction of the water storage part. Cover and fall arrest net. 8. The rainwater circulation device according to claim 7, wherein the water storage assembly further comprises a water replenishment pipe installed on the side wall of the water storage part, and the water replenishment pipe communicates with the water storage part And compared to the bottom surface of the water storage part is located at a third preset height, the opening of the water replenishment pipeline is covered with a normally closed valve; the water storage assembly also includes a A water level detection part and a control part electrically connected to the normally closed valve and the water level detection part respectively, the control part is used to obtain the water level reading of the water level detection part, and when the water level reading is lower than the preset The normally closed valve is controlled to open when the threshold is reached. 9. A rainwater recycling method at an airport, the rainwater recycling method is applied to the rainwater recycling device as claimed in one of claims 1 to 8, wherein the rainwater collection method comprises: During the initial rainfall, the rainwater containing a large amount of impurities passes through the airport runway and airport taxiway, the first road shoulder and the second road shoulder to the sinking water storage belt in sequence, and accumulates in the sinking water storage belt until the water level reaches the nozzle of the water inlet pipe. To intercept large particles of impurities in rainwater; During the middle and later periods of rainfall, after the large-particle impurities are intercepted by the sinking water storage belt, relatively clean rainwater enters the water storage part through the water inlet pipe for storage, and the water level in the water storage part reaches the connection of the shunt pipe. When opening, the rainwater passing through the communication port is transferred to the overflow pipe through the diversion pipe and then transferred to the outside. 10. The rainwater circulation method according to claim 9, characterized in that, during the middle and later stages of rainfall, after the large particles of impurities are intercepted by the sinking water storage belt, relatively clean rainwater enters the water storage part through the water inlet pipe For storage, when the water level in the water storage element reaches the communication port of the diversion pipe, the rainwater exceeding the communication port is transferred to the overflow pipe through the diversion pipe and transferred to the outside, after that, including: When it is not raining, the rainwater in the water storage part is pumped out to the top surface of the filling material through the water outlet pipe to irrigate the plants through the pumping assembly; When no rainfall reaches the preset duration, the control part obtains the water level reading of the water level detection part located at the bottom of the water storage part, and controls the normally closed valve of the water supply pipeline to open when the water level reading is lower than the preset threshold value, and the external water The water is replenished into the water storage element through the water supply pipeline.

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