CN221010659U - Natural turf ventilation drainage system - Google Patents

Abstract

The application relates to the field of sports field lawn construction, in particular to a natural lawn ventilation and drainage system, which comprises a lawn structure, an underground pipe network embedded in the lawn structure, a water-gas separation well communicated with the underground pipe network, a ventilation unit communicated with the water-gas separation well and a control module convenient for considering operation, wherein the ventilation unit is connected with the water-gas separation well; a submersible pump is arranged on the water-gas separation well, and the outlet end of the submersible pump is communicated with a municipal drainage header pipe; the ventilator unit comprises a fan capable of exhausting and supplying air, a first air pipe and a second air pipe are connected to the fan at the same time, the first air pipe is communicated with the water-gas separation well, and the second air pipe is communicated with the outside; the fan and the submersible pump are electrically connected to the control module at the same time; the connection position of the first air pipe and the water-gas separation well is higher than the connection position of the underground pipe network and the water-gas separation well. The application can suck air or supply air into the lawn structure to realize drainage, cooling and ventilation, thereby facilitating the daily maintenance of the lawn structure in different seasons.

Description

Natural turf ventilation drainage system

Technical Field

The application relates to the field of sports field lawn construction, in particular to a natural lawn ventilation and drainage system.

Background

The natural lawn consists of green plant turf grass, and has fine stem and leaf, soft texture, no static electricity produced during friction between human body and the lawn, proper smoothness, hardness and resilience, heat produced during friction in the tolerance range of human body and convenient for athletes to make various technological actions. Natural lawns are therefore often used in the construction of sports fields such as football fields, baseball fields, golf courses, etc.

The green plants are greatly influenced by the four seasons, the temperature is suitable in spring and autumn, the lawn grows well, the high-temperature and high-humidity environment in summer can influence the growth of the lawn grass, and the severe cold in winter can cause the withered and yellow lawn, so stadium staff needs to maintain the lawn regularly. Proper watering can be carried out when the water is dry and lacks in winter to keep the plants and the soil in a wet state, but the maintenance is inconvenient in a high-temperature and high-humidity environment in summer.

Disclosure of utility model

The application provides a natural lawn ventilation and drainage system, which is convenient for maintaining a natural lawn in a high-temperature high-humidity environment.

The application provides a natural lawn ventilation and drainage system, which adopts the following technical scheme:

The natural lawn ventilation and drainage system comprises a lawn structure, an underground pipe network buried in the lawn structure, a water-gas separation well communicated with the underground pipe network, a ventilator group communicated with the water-gas separation well and a control module convenient for considering operation; a submersible pump is arranged on the water-gas separation well, and the outlet end of the submersible pump is communicated with a municipal drainage header pipe; the ventilator unit comprises a fan capable of exhausting and supplying air, a first air pipe and a second air pipe are connected to the fan at the same time, the first air pipe is communicated with the water-gas separation well, and the second air pipe is communicated with the outside; the fan and the submersible pump are electrically connected to the control module at the same time; the connection position of the first air pipe and the water-gas separation well is higher than the connection position of the underground pipe network and the water-gas separation well.

By adopting the technical scheme, when the turf grass is in a high-temperature high-humidity environment, an operator operates the control system to enable the fan to suck air, so that air and moisture in the turf structure flow into the water-air separation well through the underground pipe network, the moisture flows into the water-air separation well to be discharged into the municipal drainage main pipe through the submersible pump, and the air continuously flows and sequentially flows through the first air pipe until flowing out of the second air pipe, so that the gas exchange speed of soil and external air is increased, the discharge of moisture in the soil is also accelerated, and the hardening of the soil is reduced; in addition, the operating system can also operate the fan to supply air, so that external air flows through the second air pipe, the first air pipe, the water-air separation well and the underground pipe network in sequence until the external air is introduced into soil of the lawn structure, growth of vegetation roots is promoted, and the underground temperature of the lawn is regulated. The operation personnel reasonably operate the fan to suck or supply air under corresponding conditions, so that the turf grass can still grow well in summer and winter, and the natural turf grass is convenient for daily maintenance of the natural turf grass in different seasons.

Optionally, a plurality of oxygen content sensors and a plurality of soil temperature and humidity sensors are further arranged in the lawn structure, and the oxygen content sensors and the soil temperature and humidity sensors are electrically connected to the control module.

By adopting the technical scheme, the oxygen content sensor is convenient for detecting the oxygen content in the natural lawn, and when the oxygen content is too low, the oxygen content can be fed back to the control module and the fan is enabled to supply air, so that air is blown into soil through the underground pipe network; the soil temperature and humidity sensor is convenient for detect the inside temperature and the humidity of natural lawn, and feedback to control module makes the fan supply air when the temperature is too high, and feedback to control module makes the fan induced draft when the humidity is too high to unnecessary moisture in the soil is absorbed.

Optionally, a liquid level sensor is further arranged in the water-gas separation well, and the connection position of the liquid level sensor and the water-gas separation well is lower than the connection position of the underground pipe network and the water-gas separation well; the liquid level sensor is electrically connected with the control module.

Through adopting above-mentioned technical scheme, when the liquid water level in the water-gas separation well is high Yu Yeti the upper limit value that the sensor set for, can feed back to control module and operate the immersible pump work to discharge the liquid in the water-gas separation well.

Optionally, the lawn structure sequentially comprises a plastic layer, a gravel drainage layer, a root whisker layer and a vegetation layer from bottom to top, the underground pipe network is arranged in the gravel drainage layer, the underground pipe network comprises a main pipe and a plurality of branch pipes communicated with the main pipe, and a plurality of water permeable holes are uniformly formed in the branch pipes; the plastic layer is also provided with a main groove capable of communicating and accommodating the main pipe and a branch groove capable of communicating and accommodating the branch pipe.

Through adopting above-mentioned technical scheme, set up main slot and branch groove before laying the underground pipe network preferentially and be used for placing and be responsible for and branch pipe, refill the rubble after placing and form gravel drainage layer to make the plastic-soil layer ungrooved upper surface can play the supporting role, reduce the pressure of top layer pressure to the underground pipe network, be favorable to prolonging the life of underground pipe network.

Optionally, a filter screen sleeve is sleeved outside the branch pipe.

Through adopting above-mentioned technical scheme, the filter screen cover can reduce the probability that earth got into the branch pipe from the rubble gap inside, reduces the risk of underground pipe network jam, is favorable to prolonging the life of underground pipe network.

Optionally, a filter screen layer is laid on the gravel drainage layer.

Through adopting above-mentioned technical scheme, reduce the probability that earth gets into gravel drainage layer's rubble from root whisker layer to also reduce the probability that earth gets into the branch pipe inside from the rubble gap, reduce the risk of underground pipe network jam, be favorable to prolonging the life of underground pipe network.

Optionally, the second air pipe is further communicated with a filter box, filter plates are arranged on the top wall and the bottom wall of the filter box, the two filter plates are arranged in a staggered mode, meanwhile, the cross-sectional area of each filter plate is larger than half of the cross-sectional area of the filter box, and the running direction of fluid in the second air pipe is not parallel to the plane where the filter plates are located.

By adopting the technical scheme, the projection area of the two filter plates in the running direction of the air flow is not smaller than the cross-sectional area of the filter box, so that the air flow must pass through the filter holes of the filter plates when passing through the filter box, the air flow is subjected to the filtering action of the filter plates, and the probability of entering the pipeline from external large-particle magazines is reduced; on the other hand, the single filter plate does not completely block the passage through which the air flows, so that the impact on the single filter plate when the air flows through can be reduced, and the obstruction of the filter plate to the air flow is reduced.

Optionally, the filter plates are all rotatably connected to the inner wall of the filter box, limiting blocks are arranged on the top wall and the bottom wall of the filter box, the number of each group of limiting blocks is two, and the two limiting blocks are positioned on two sides of the corresponding filter plate; the filter plate is close to the side wall of the rotating end of the filter plate and can be abutted against the limiting block.

Through adopting above-mentioned technical scheme for the filter plate can follow the direction of air current and swing and make the filter plate be the tilt state, thereby make the air current blow the guide effect of filter plate that also can receive the slope when on the filter plate, on the one hand further reduce the filter plate to the blocking of air current, on the other hand can make impurity in the air current pass through a plurality of filtration holes as much as possible, the filtration of reinforcing filter plate to the large granule impurity in the air current.

In summary, the present application includes at least one of the following beneficial technical effects:

1. air and water in the lawn structure can be sucked away in a fan suction mode, so that the discharge of water in soil is accelerated, and soil hardening is reduced; the external air can be sent into the lawn structure in the air supply mode of the fan, the underground temperature of the lawn is regulated, and the oxygen content is increased; thereby the turf grass can grow better in summer and winter, and the natural turf grass is convenient for daily maintenance in different seasons.

2. The setting of filter screen cover, filter screen layer and rose box can reduce soil macroparticle impurity and external macroparticle impurity entering pipeline inside, reduces the risk of pipeline jam.

Drawings

FIG. 1 is an overall schematic of an embodiment of the present application.

Fig. 2 is an enlarged view at a in fig. 1.

FIG. 3 is a schematic view showing the internal structure of a water vapor separation well according to an embodiment of the present application.

Fig. 4 is a schematic view of the internal structure of the filter box according to the embodiment of the present application.

Reference numerals illustrate: 1. a lawn structure; 101. a plastic layer; 102. geotextile; 103. a gravel drainage layer; 104. a filter screen layer; 105. root hair layer; 106. a vegetation layer; 107. a main trench; 108. a branch groove; 2. a subsurface pipe network; 201. a main pipe; 202. a branch pipe; 3. a water-gas separation well; 301. a case; 302. submersible pump; 303. a water outlet pipe; 304. a drain pipe; 4. a ventilator group; 401. a blower; 402. a first air duct; 403. a second air duct; 404. a muffler; 405. a filter box; 406. an opening/closing door; 407. a filter plate; 408. a limiting block; 409. a bucket; 501. a control module; 502. a detection module; 503. a liquid level sensor; 504. a soil temperature and humidity sensor; 505. an oxygen content sensor.

Detailed Description

The application is described in further detail below with reference to fig. 1 to 4.

The embodiment of the application discloses a natural lawn ventilation and drainage system, referring to fig. 1, which comprises a lawn structure 1, an underground pipe network 2 arranged in the lawn structure 1, a water-gas separation well 3 connected with the underground pipe network 2, a ventilation unit 4 connected with the water-gas separation well 3 and a control system for controlling ventilation and drainage actions, wherein a drain pipe 304 is also communicated with the water-gas separation well 3, and the drain pipe 304 can be communicated with a municipal drainage header pipe. The water-gas separation well 3 can be buried underground of an outdoor sports ground, and the ventilator unit 4 can be arranged in an auxiliary machine room of a stand of the outdoor sports ground. The control system comprises a detection module 502 and a control module 501, wherein the detection module 502 is arranged at each position to be detected, the man-machine interaction mode of the control module 501 is liquid crystal display screen operation, and the control module 501 is arranged in an auxiliary machine room of an outdoor playground stand. The control system can control the ventilator unit 4 to supply air or suction air to the underground pipe network 2, and redundant water vapor can flow into the water-vapor separation well 3 from the underground pipe network 2 to be temporarily stored when suction air, and the water vapor is stored to a certain amount and then discharged to the municipal drainage header pipe.

Referring to fig. 1 and 2, the lawn structure 1 sequentially comprises a plastic layer 101, a gravel drainage layer 103, a root whisker layer 105 and a vegetation layer 106 from bottom to top, wherein the underground pipe network 2 is arranged in the gravel drainage layer 103, and the root whisker layer 105 and the vegetation layer 106 are used for planting natural lawns. Specifically, two main grooves 107 are formed in the upper surface of the plastic layer 101, the length directions of the two main grooves 107 are parallel to each other, and the two main grooves 107 are symmetrically distributed along the center line of the natural lawn field. The plastic layer 101 is further provided with four groups of branch grooves 108, one group of main grooves 107 corresponds to two groups of branch grooves 108, the two groups of branch grooves 108 are respectively arranged on two sides of the corresponding main grooves 107, the length direction of each group of branch grooves 108 is perpendicular to the length direction of the corresponding main groove 107, the branch grooves 108 are communicated with the corresponding main grooves 107, and the excavation depth of the main grooves 107 is deeper than that of the branch grooves 108. Geotextile 102 is laid on the plastic layer 101, the upper surface of the main groove 107 and the upper surface of the branch groove 108.

Referring to fig. 1 and 2, the underground pipe network 2 includes two main pipes 201, the main pipes 201 are in one-to-one correspondence with the main grooves 107, and each main pipe 201 can be buried in the corresponding main groove 107. Each main pipe 201 is connected with a plurality of branch pipes 202, a plurality of water permeable holes are uniformly formed in each branch pipe 202, the length directions of the branch pipes 202 are perpendicular to the corresponding main pipe 201, the branch pipes 202 are in one-to-one correspondence with the branch grooves 108, and each branch pipe 202 can be buried in the corresponding branch groove 108. In actual laying, the main pipe 201 can be made of HDPE500 double-wall corrugated pipe, the branch pipes 202 can be made of HDPE160 with Kong Shuangbi corrugated pipe, and two adjacent branch pipes 202 are sequentially arranged at intervals of 3000 mm. After the main pipe 201 and the branch pipe 202 are installed, the main groove 107 and the branch groove 108 are filled with broken stone until being leveled with the plastic layer 101 and compacted, and then broken stone with standard particle size is paved on the plastic layer 101 according to the designed gradient, so that the gravel drainage layer 103 is formed.

Referring to fig. 1 and 3, the water-gas separation well 3 includes a box 301, and the upper surface of the box 301 and the vegetation layer 106 are located on the same plane, i.e., the water-gas separation well 3 may be buried in the ground outside the lawn structure 1. The appearance of the tank 301 may be cylindrical or square, and in the embodiment of the present application, the shape of the tank 301 of the water-gas separation well 3 is a circular structure, and the specification is 3000mm x 5130mm. The two main pipes 201 are fixed and communicated with the side wall of the box 301, the submersible pump 302 is further fixedly arranged in the box 301, the submersible pump 302 is electrically connected with the control module 501, the water outlet of the submersible pump 302 is fixedly connected with the water outlet pipe 303, the two water outlet pipes 303 are fixed and penetrate out of the box 301, one end of the water outlet pipe 303 penetrating out of the box 301 is fixed and communicated with the water outlet pipe 304, and therefore the outlet of the submersible pump 302 is communicated with a municipal drainage main pipe. In the embodiment of the application, the submersible pumps 302 are set as two submersible pumps 302 with the flow rate of 60 m/h and the lift of 14m, so that the timely drainage when the water quantity is excessive is ensured.

Referring to fig. 1 and 3, the ventilator group 4 includes a blower 401 fixed in the sub-room, and the blower 401 can be electrically connected to a control module 501. The two pipeline connectors of the fan 401 are respectively fixedly connected with a first air pipe 402 and a second air pipe 403, the first air pipe 402 can penetrate out of the auxiliary machine room and is fixedly connected to the side wall of the box 301 of the water-gas separation well 3, and meanwhile, the connection position of the first air pipe 402 and the box 301 is higher than the connection position of the main pipe 201 and the box 301. One end of the second air duct 403 away from the blower 401 can communicate with the outside. The first air pipe 402 and the second air pipe 403 are fixedly provided with the silencer 404, so that noise during operation is reduced.

Referring to fig. 1 and 3, the detection module 502 includes a liquid level sensor 503 fixedly disposed on an inner wall of the case 301, the liquid level sensor 503 is electrically connected to the control module 501, and a disposed position of the liquid level sensor 503 is lower than a connection position of the main pipe 201 and the case 301.

Referring to fig. 1 and 2, the detection module 502 further includes a plurality of soil temperature and humidity sensors 504 and a plurality of oxygen content sensors 505, the soil temperature and humidity sensors 504 and the oxygen content sensors 505 are uniformly distributed in the vegetation layer 106, and the soil temperature and humidity sensors 504 and the oxygen content sensors 505 are electrically connected with the control module 501, so as to detect the changes of the temperature, the humidity and the oxygen content of the natural lawn vegetation in real time. In the embodiment of the application, the number of the soil temperature and humidity sensors 504 is six, and the number of the oxygen content sensors 505 is two.

Referring to fig. 1 and 2, in order to reduce the probability of blocking the underground pipe network 2, the outside of the branch pipe 202 may be sleeved with a filter screen sleeve, and a filter screen layer 104 is laid between the gravel drainage layer 103 and the root whisker layer 105, and the filter screen sleeve and the filter screen layer 104 are made of geotechnical filter screens, so that the probability that soil on the root whisker layer 105 leaks downwards along with moisture during negative pressure drainage is reduced, and the probability that soil enters the branch pipe 202 is reduced.

Referring to fig. 1 and 4, in order to reduce the blocking probability of the air duct in the machine room, a filter box 405 is fixedly arranged on the second air duct 403, the interior of the filter box 405 is hollow and is communicated with the second air duct 403, and meanwhile, the filter box 405 is located at one side of the silencer 404 away from the fan 401. The filter box 405 is hinged with an opening and closing door 406. The top wall and the bottom wall of the filter box 405 are both rotatably provided with a filter plate 407, and the fluid trend of the second air duct 403 is not parallel to the plane where the filter plate 407 is located. The two filter plates 407 are staggered, with the cross-sectional area of each filter plate 407 being greater than half the cross-sectional area of the filter box 405. A group of limiting blocks 408 are fixedly arranged on the top wall and the bottom wall of the filter box 405, and each group of limiting blocks 408 corresponds to one filter plate 407. The number of each group of limiting blocks 408 is two, the cross section of each limiting block 408 can be triangular, the two limiting blocks 408 are respectively positioned on two sides of the filter plate 407, and the side wall of the filter plate 407 close to the rotating end of the filter plate can be abutted against one limiting block 408, so that the rotating angle of the filter plate 407 is limited. Two opposite side walls of the filter plate 407 close to the rotating end of the filter plate are fixedly connected with sealing strips, and the sealing strips can be abutted against the inner wall of the filter box 405, so that the probability that wind passes through gaps of the rotating end of the filter plate 407 is reduced. The inner wall of the bottom of the filter box 405 is also provided with two scoops 409 in a sliding manner, two limiting blocks 408 at the bottom of the filter box 405 are positioned between the two scoops 409, the sliding direction of the scoops 409 is perpendicular to the running direction of the air flow in the second air pipe 403, and the scoops 409 can be taken out by opening the opening and closing door 406, so that large garbage blocked by the filter plate 407 can be cleaned conveniently.

The implementation principle of the natural lawn ventilation and drainage system provided by the embodiment of the application is as follows:

When the soil temperature and humidity sensor 504 detects that the humidity is excessively high and feeds back to the control module 501, or when the control module 501 is manually operated in rainy days, the control module 501 can operate the fan 401 to make the first air pipe 402 suck air, so that the water-air separation well 3, the main pipe 201 and the branch pipe 202 form negative pressure, the water and air in the gravel drainage layer 103 are sucked away, the sucked-away water enters the water-air separation well 3, the sucked-away air is discharged to the outside through the second air pipe 403, and the downward leakage of the water in the root whisker layer 105 and the vegetation layer 106 can be increased; in addition, when the water level in the water-gas separation well 3 is higher than the liquid level sensor 503, the liquid level sensor 503 feeds back an instruction to the control module 501, and the control module 501 controls the submersible pump 302 to work so as to discharge water in the water-gas separation well 3 to a municipal drainage header pipe.

When the soil temperature and humidity sensor 504 detects that the temperature is too high and feeds back to the control module 501, or the oxygen content sensor 505 detects that the oxygen content is too low and feeds back to the control module 501, or the control module 501 is manually operated, the fan 401 can be operated to exhaust air to the first air pipe 402, so that air flows through the water-air separation well 3, the main pipe 201 and the branch pipe 202 in sequence and is blown into the gravel drainage layer 103, the air flowability of the root hair layer 105 and the vegetation layer 106 is enhanced, and the temperature can be reduced, so that the probability of soil hardening is reduced.

The above is a preferred embodiment of the present application, and is not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (8)

1. A natural grass ventilation drainage system, comprising a grass structure (1), characterized in that: the lawn structure also comprises an underground pipe network (2) buried in the lawn structure (1), a water-gas separation well (3) communicated with the underground pipe network (2), a ventilator unit (4) communicated with the water-gas separation well (3) and a control module (501) which is convenient to consider operation; a submersible pump (302) is arranged on the water-gas separation well (3), and the outlet end of the submersible pump (302) is communicated with a municipal drainage header pipe; the ventilator unit (4) comprises a fan (401) capable of exhausting and supplying air, the fan (401) is simultaneously connected with a first air pipe (402) and a second air pipe (403), the first air pipe (402) is communicated with the water-air separation well (3), and the second air pipe (403) is communicated with the outside; the fan (401) and the submersible pump (302) are electrically connected to the control module (501) at the same time; the connection position of the first air pipe (402) and the water-gas separation well (3) is higher than the connection position of the underground pipe network (2) and the water-gas separation well (3).

2. A natural grass ventilation drainage system according to claim 1, wherein: still be provided with a plurality of oxygen content sensor (505) and a plurality of soil temperature and humidity sensor (504) in lawn structure (1), oxygen content sensor (505) with soil temperature and humidity sensor (504) all are connected in control module (501) electrically.

3. A natural grass ventilation drainage system according to claim 2, wherein: a liquid level sensor (503) is further arranged in the water-gas separation well (3), and the connection position of the liquid level sensor (503) and the water-gas separation well (3) is lower than the connection position of the underground pipe network (2) and the water-gas separation well (3); the liquid level sensor (503) is electrically connected to the control module (501).

4. A natural grass ventilation drainage system according to claim 3, wherein: the lawn structure (1) sequentially comprises a plastic layer (101), a gravel drainage layer (103), a root whisker layer (105) and a vegetation layer (106) from bottom to top, wherein an underground pipe network (2) is arranged in the gravel drainage layer (103), the underground pipe network (2) comprises a main pipe (201) and a plurality of branch pipes (202) communicated with the main pipe (201), and a plurality of water permeable holes are uniformly formed in the branch pipes (202); the plastic layer (101) is also provided with a main groove (107) capable of accommodating the main pipe (201) and a branch groove (108) capable of accommodating the branch pipe (202).

5. A natural grass ventilation drainage system according to claim 4, wherein: the outside of the branch pipe (202) is sleeved with a filter screen sleeve.

6. A natural grass ventilation drainage system according to claim 5, wherein: a filter screen layer (104) is paved on the gravel drainage layer (103).

7. A natural grass ventilation drainage system according to claim 4, wherein: the filter is characterized in that a filter box (405) is further communicated with the second air pipe (403), filter plates (407) are arranged on the top wall and the bottom wall of the filter box (405), the two filter plates (407) are arranged in a staggered mode, meanwhile, the cross-sectional area of each filter plate (407) is larger than half of the cross-sectional area of the filter box (405), and the running direction of fluid in the second air pipe (403) is not parallel to the plane where the filter plates (407) are located.

8. A natural grass ventilation drainage system according to claim 7, wherein: the filter plates (407) are all rotationally connected to the inner wall of the filter box (405), limiting blocks (408) are arranged on the top wall and the bottom wall of the filter box (405), the number of each group of limiting blocks (408) is two, and the two limiting blocks (408) are positioned on two sides of the corresponding filter plate (407); the side wall of the filter plate (407) close to the rotating end of the filter plate can be abutted against the limiting block (408).