Water storage structure for highway roadbed greening

Abstract

The utility model belongs to the technical field of green belts, and particularly relates to a water storage structure for highway roadbed greening, which is arranged on the green belt, a water storage bin is arranged below the green belt, a water collecting mechanism vertically penetrates through the green belt, and the water collecting mechanism comprises an upper pipe, a lower pipe and a conveying pipe, the upper pipe is sleeved with the conveying pipe, a gap exists between the upper pipe and the lower pipe, spiral blades are arranged between the upper pipe and the inner wall of the conveying pipe, a first filter screen is arranged at the upper end of the conveying pipe, and a second filter screen is arranged at the upper end of the lower pipe. A rotating shaft is arranged in the upper pipe, a connecting piece is fixed to the upper end of the rotating shaft and used for connecting the rotating shaft and the spiral blade, a plurality of arc-shaped scrapers are circumferentially arranged at the lower end of the rotating shaft, and the lower sides of the arc-shaped scrapers are attached to the upper side face of the second filter screen. The pipeline and the filter screen are arranged on the surface of the green belt, when the water level of the green belt reaches a certain height, redundant rainwater is guided into the water storage bin and filtered, and silt impurities in the pipeline can be conveniently cleaned.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of green belt, concretely relates to a water storage structure of highway subgrade greening. BACKGROUND

[0002] In the middle of the highway, usually set up green belt, green belt is set up on the highway subgrade, and the curb is set up on both sides of the green belt, is used for separating the highway with the green belt area, and avoids the water and soil loss of green belt, under normal circumstances, the green belt can carry out seepage preservation to rainwater etc., but when it rains heavily or in the rainstorm weather, its seepage is slow, and rainwater is accumulated on the surface of the green belt, if spread to the highway, causes the water and soil loss of green belt, and on the one hand, influences the vehicle driving environment, on the other hand, subsequent cleaning work is troublesome. SUMMARY

[0003] The utility model discloses to solve the problem that the existing green belt drainage is not timely, and the rainwater on the surface of the green belt spreads to the highway in the heavy rain or rainstorm weather, causes the water and soil loss of green belt, and on the one hand, influences the vehicle driving environment, on the other hand, subsequent cleaning work is troublesome, provide a kind of water storage structure of highway subgrade greening, by being set up pipe and filter screen on the surface of the green belt, when the water level of green belt reaches certain height, excess rainwater is guided into water storage compartment, and is filtered, and it can be cleaned regularly in pipe silt impurity.

[0004] In order to realize the above-mentioned purpose, the technical scheme of the utility model is:

[0005] A kind of water storage structure of highway subgrade greening is set on the green belt of subgrade, water storage compartment is set in the green belt, water collecting mechanism is penetrated in the green belt, the water collecting mechanism includes upper pipe, lower pipe and conveying pipe, the lower pipe is fixedly arranged at the lower end of conveying pipe, the upper pipe is sleeved in conveying pipe and there is gap between the lower pipe, the spiral blade is arranged between the upper pipe and the inner wall of conveying pipe, the first filter screen is arranged on the upper end of conveying pipe, the second filter screen is arranged on the upper end of lower pipe, when the water level on the surface of green belt is higher than the upper end of conveying pipe, more water flow passes through the first filter screen and enters conveying pipe, and after conveying pipe or upper pipe, it passes through the second filter screen and reaches the lower pipe, and is collected and stored by the lower pipe into water storage compartment.

[0006] The rotating shaft is rotatably arranged in the upper pipe, the upper end of the rotating shaft extends out of the upper pipe and is fixedly connected with the connecting piece, the connecting piece is used for fixedly connecting the rotating shaft and the spiral blade, the lower end of the rotating shaft is rotatably connected with the second filter screen, a plurality of arc-shaped scrapers are arranged on the lower end of the rotating shaft in the circumferential direction, the lower side of the arc-shaped scraper is attached to the upper side of the second filter screen, and the rotating shaft is rotated, the arc-shaped scraper pushes the impurities accumulated on the upper side of the second filter screen to the outside, and is upwardly conveyed by the spiral blade.

[0007] Preferably, a plurality of support rods are fixedly arranged between the upper pipe and the lower pipe in a circumferential direction, and gaps exist between adjacent two support rods, so that when the arc-shaped scraper rotates, the impurities such as silt are discharged to the lower part of the spiral blade in the conveying pipe by the centrifugal force.

[0008] Preferably, a handle is connected to the upper end of the rotating shaft through the first filter screen.

[0009] Preferably, the green belt comprises a filling layer, a sand layer and a gravel layer from top to bottom, the water storage bin is arranged at the bottom of the filling layer, an inner filter plate is fixedly arranged on the inner wall of the water storage bin, a plurality of through holes are formed in the inner filter plate, the gravel layer is arranged on the inner filter plate, and the sand layer is arranged between the gravel layer and the filling layer, so that the filling layer, the sand layer and the gravel layer can ensure production while effectively seeping rainwater and collecting and storing rainwater through the inner filter plate.

[0010] Preferably, a water guide pipe is arranged in the green belt in a penetrating mode, a gap exists between the upper end of the water guide pipe and the upper side of the green belt, and the lower end of the water guide pipe is communicated with the lower part in the water storage bin, a blocking sleeve is threadedly connected to the upper end of the water guide pipe, and the blocking sleeve can be opened according to needs, so that the water source in the water storage bin can be extracted and utilized through the water guide pipe.

[0011] Preferably, the connecting pieces are arranged in a plurality of and arranged in a circumferential direction along the rotating shaft, each connecting piece comprises a horizontal rod and a vertical rod, one end of the horizontal rod is fixedly connected to the rotating shaft, the other end of the horizontal rod is fixedly connected to the vertical rod, and the lower end of the vertical rod is fixedly connected to the spiral blade, so that the rotating shaft and the spiral blade are synchronously rotated or moved through cooperation of the horizontal rod and the vertical rod.

[0012] Preferably, a flow slowing table is fixedly arranged at the upper end of the filling layer, the flow slowing table is in a circular table shape with an opening penetrating the middle part, and the upper end of the conveying pipe extends out of the opening of the flow slowing table, so that when the daily rainfall is not large, the water level cannot reach the height of the flow slowing table.

[0013] Through the above technical scheme, the green belt has the following beneficial effects:

[0014] 1、The water collecting mechanism is arranged on the green belt, when the water level of the rainwater accumulated on the green belt is high, the water flow is guided to the water storage bin through the pipeline, so that the water flow is prevented from spreading to the road surface of the highway, the driving is not affected, and the problem of cleaning is solved.

[0015] 2, the utility model discloses a regular rotation handle drives the rotation of the pivot, arc scraper, spiral blade, makes the arc scraper scrape the second filter screen surface, avoids the second filter screen blockage, and simultaneously under the centrifugal effect of arc scraper, the sludge impurity etc. that the second filter screen upper (i.e. upper tube lower end) accumulation is discharged to the conveying pipe of upper tube lower end outside through the gap between upper tube and lower tube, and simultaneously under the rotation of spiral blade, the sludge impurity of conveying pipe lower end is sent upwards and is discharged.

[0016] 3, the utility model discloses can according to need, hold handle, take out pivot, first filter screen, spiral blade and arc scraper from conveying pipe or upper tube simultaneously, and then on one hand can take out the sludge impurity on spiral blade, on the other hand, it is convenient to clean arc scraper, first filter screen, spiral blade etc.

[0017] 4, the utility model discloses the water collecting mechanism when collecting rainwater, the stone, leaf etc. of bulk impurity in it are separated through first filter screen, then the silt etc. in it are separated through second filter screen, and the filtered rainwater enters the water storage bin through lower pipe.

[0018] 5, the utility model discloses the soil layer, gravel layer and broken stone layer that set up, and the vegetation is planted on the soil layer, guarantees the seepage of rainwater etc. in ordinary times, and cooperates the filter plate built-in and filters the seepage rainwater etc., guarantees the rainwater quality of entering the water storage bin.

[0019] 6, the utility model discloses the water guide pipe that sets up, and then according to need, rainwater in water storage bin can be extracted and utilized at any time, for example, drought or sunny day extracts the vegetation on the surface of soil layer through the water guide pipe and extracts the water storage bin and irrigates. ACCURATE DRAWINGS

[0020] Figure 1 It is the structure diagram of the utility model Figure 1 .

[0021] Figure 2 It is the structure diagram of the utility model Figure 2 .

[0022] Figure 3 It is the structure diagram of the water collecting mechanism of the utility model Figure 1 .

[0023] Figure 4 It is the structure diagram of the water collecting mechanism of the utility model Figure 2 .

[0024] Figure 5 It is the structure diagram of the water collecting mechanism of the utility model Figure 3 .

[0025] Figure 6The utility model discloses a structure schematic drawing of the lower pipe of water collecting mechanism and the connection of the rotating shaft.

[0026] Figure 7 The utility model discloses a structure schematic drawing of the rotating shaft, spiral blade and first filter screen of water collecting mechanism.

[0027] The figure mark is: 1 is roadbed, 2 is water storage warehouse, 3 is upper pipe, 4 is lower pipe, 5 is delivery pipe, 6 is spiral blade, 7 is first filter screen, 8 is second filter screen, 9 is rotating shaft, 10 is connecting piece, 11 is arc hanging plate, 12 is support rod, 13 is handle, 14 is fill layer, 15 is sand and stone layer, 16 is broken stone layer, 17 is built-in filter plate, 18 is water guide pipe, 19 is plugging sleeve, 20 is slow flow platform, 21 is curb. DETAILED DESCRIPTION

[0028] The utility model will be further explained in connection with the attached drawing and specific implementation:

[0029] As Figures 1-7 Shown, the utility model provides a kind of water storage structure of highway roadbed greening, be arranged on the green belt of roadbed 1, the green belt is provided with curb 21 between green belt and highway, one aspect separates highway and green belt, another aspect, avoid water and soil loss in green belt.

[0030] The lower portion of the green belt is provided with a water storage warehouse 2, the green belt includes a fill layer 14, a sand and stone layer 15, and a broken stone layer 16 from top to bottom, the water storage warehouse 2 is arranged at the bottom of the fill layer 14, the fill layer 14 is planted with vegetation on the surface, through the fill layer 14, on the one hand, the nutrient and water requirement needed for the growth of vegetation is guaranteed, on the other hand, when rainwater is collected, part of the rainwater is absorbed and stored, the inner wall of the water storage warehouse 2 is fixedly provided with a built-in filter plate 17, a plurality of through holes are formed in the built-in filter plate 17, the built-in filter plate 17 is provided with a broken stone layer 16, the sand and stone layer 15 is arranged between the broken stone layer 16 and the fill layer 14, under normal circumstances, such as light rain weather, the rainwater falling on the fill layer 14 is absorbed by the fill layer 14, part of it remains in the fill layer 14, and the other part seeps downward and passes through the sand and stone layer 15, the broken stone layer 16, and the built-in filter plate 17 in turn before entering the water storage warehouse 2, at the same time, the rainwater is filtered when passing through the green belt structure and the built-in filter plate 17.

[0031] The water collecting mechanism is provided on the green belt, and comprises an upper pipe 3, a lower pipe 4 and a conveying pipe 5, the filling layer 14 is provided with a flow slowing table 20 at the upper end, the flow slowing table 20 is in the shape of a circular table with an opening in the middle, the conveying pipe 5 extends out of the opening of the flow slowing table 20, the height of the flow slowing table 20 is lower than the height of the curb stone 21, and thus in the case of heavy rain, when the water level in the green belt rises to flood the flow slowing table 20, the water flows into the water storage chamber 2 through the water collecting mechanism, so as to avoid continuous rise of the water level and overflow of the curb stone 21 to the road surface.

[0032] It should be noted that the water collecting mechanism on the green belt is provided in plurality to ensure the drainage effect.

[0033] The lower pipe 4 is fixedly arranged at the lower end of the conveying pipe 5, the second filter screen 8 is arranged at the upper end of the lower pipe 4, the second filter screen 8 is used for filtering the rainwater filtered by the first filter screen 7, the mesh diameter of the second filter screen 8 is smaller than that of the first filter screen 7, and thus the second filter screen 8 effectively separates the impurities such as silt mixed in the rainwater, the upper pipe 3 is sleeved on the conveying pipe 5 and has a gap between the upper pipe 3 and the lower pipe 4, and the helical blade 6 is arranged between the upper pipe 3 and the inner wall of the conveying pipe 5, a small amount of rainwater filtered by the first filter screen 7 flows down through the helical blade 6, and most of the rainwater directly falls on the second filter screen 8 for secondary filtering treatment.

[0034] The upper end of the upper pipe 3 is lower than the upper end of the conveying pipe 5, and the lower end of the upper pipe 3 is higher than the lower end of the conveying pipe 5, that is, there is a gap between the lower end of the upper pipe 3 and the lower pipe 4, a plurality of support rods 12 are fixedly arranged between the upper pipe 3 and the lower pipe 4 in the circumferential direction, there is a gap between two adjacent support rods 12, the lower end of the upper pipe 3 is in communication with the inner portion of the lower end of the conveying pipe 5 through the gap, the rotating shaft 9 is rotatably arranged in the upper pipe 3, the lower end of the rotating shaft 9 is rotatably connected to the second filter screen 8, a plurality of arc-shaped scrapers 11 are arranged on the lower end of the rotating shaft 9 in the circumferential direction, the lower side of the arc-shaped scraper 11 is attached to the upper side of the second filter screen 8, the rotating shaft 9 drives the arc-shaped scraper 11 to rotate when the rotating shaft 9 rotates, one end of the arc-shaped scraper 11 is fixedly connected to the rotating shaft 9, and the other end of the arc-shaped scraper 11 extends to the position where the inner wall of the upper pipe 3 extends downward, and thus the arc-shaped scraper 11 rotates to push the impurities such as silt at the lower portion of the upper pipe 3 to the conveying pipe 5 outside the upper pipe 3.

[0035] The upper end of the rotating shaft 9 protrudes out of the upper pipe 3 and is fixedly connected with a connecting piece 10, the connecting piece 10 is used for fixedly connecting the rotating shaft 9 and the spiral blade 6, the connecting piece 10 is arranged in plurality and is arranged along the circumference of the rotating shaft 9, each connecting piece 10 comprises a horizontal rod and a vertical rod, one end of the horizontal rod is fixedly connected with the rotating shaft 9, the other end is fixedly connected with the vertical rod, the lower end of the vertical rod is fixedly connected with the spiral blade 6, when the rotating shaft 9 rotates, the spiral blade 6 is driven to rotate, when the spiral blade 6 rotates, the silt and other impurities at the lower end of the conveying pipe 5 are conveyed to the upper end, at this time, the discharge pipeline can be arranged on the side of the conveying pipe 5 to extend to the corresponding position for silt discharge treatment, or the rotating shaft 9 and the spiral blade 6 can be directly taken out of the conveying pipe for flushing treatment, so that the silt is left in the filling layer 14.

[0036] The upper end of the rotating shaft 9 protrudes out of the first filter screen 7 and is connected with a handle 13, the handle 13 is used for rotating the rotating shaft 9.

[0037] As an implementable manner, the handle 13 can adopt a micro motor which can drive the rotating shaft 9 to rotate and is convenient to hold, if a motor or a motor device is used to drive the rotating shaft 9 to rotate, a waterproof structure is arranged outside the motor or the motor device, such as a plastic box or a waterproof cloth cover, to avoid direct contact of rainwater with the motor or the motor device.

[0038] The water guide pipe 18 is arranged through the green belt, there is a gap between the upper end of the water guide pipe 18 and the upper side of the green belt, and the lower end of the water guide pipe 18 is communicated with the lower part in the water storage compartment 2, a plugging sleeve 19 is threadedly connected with the upper end of the water guide pipe 18, according to the need, the plugging sleeve 19 can be opened, the water source in the water storage compartment 2 is drawn out through the water guide pipe 18 for use, including irrigation of the surface vegetation of the green belt or conveying to the corresponding equipment for further treatment.

[0039] In use, when it is a small rain or the like weather, that is, the water amount falling on the green belt is not large, the water level above the filling layer 14 is lower than the upper end of the slow flow table 20, then the water flow absorbs part of the water through the filling layer 14 for vegetation absorption, and the remaining water flow seeps and filters through the filling layer 14, the sand layer 15, the gravel layer 16 and the built-in filter plate 17 in turn and then enters the water storage compartment 2 for collection and storage.

[0040] When it is a large rain or a storm weather, that is, the water amount falling on the green belt is large, the water level above the filling layer 14 is higher than the slow flow table 20, then the water flow enters the conveying pipe 5 after being filtered by the first filter screen 7 (the first filter screen 7 filters out the impurities such as dry branches, fallen leaves and stones in the rainwater), as shown in Figures 4-5 After the rainwater enters the conveying pipe, part of the rainwater flows downward to the position of the second filter screen 8 through the spiral blade 6, and most of the rainwater falls on the position of the second filter screen 8 through the upper pipe 3, as shown in Figure 2 After the impurities such as silt mixed in the rainwater are filtered out through the second filter screen 8, the rainwater passes through the lower pipe 4 and enters the water storage compartment 2 for collection and storage.

[0041] And according to the needs, open the blocking sleeve 19, through the water pipe 18 extraction of water storage warehouse 2 in the water source for recycling, using the water storage warehouse 2 in the water source is directly extracted for recycling sunny dry weather irrigation green belt vegetation, etc.

[0042] Periodically to the sand accumulated in the pipe 5 of impurities cleaning, by rotating the handle 13, drive shaft 9 rotation, shaft 9 rotation drive arc scraper 11 and helical blade 6 rotation, arc scraper 11 rotation, the sand and other impurities in the lower part of the pipe 3 to its outside of the pipe 5, helical blade 6 rotation sand and other impurities in the lower end of the pipe 5 to the upper end of the delivery discharge, or by handle 13 shaft 9, arc scraper 11, helical blade 6 and the first filter screen 7 is taken out, to clean the silt can be directly left in the filling layer 14 to supplement the loss of water and soil.

[0043] The above described embodiments, only the preferred embodiments of the present application, not to limit the scope of the present application, so that the structure, features and principles of the present application patent range described equivalent changes or modifications, should be included in the present application patent range.

Claims

1. A water storage structure for highway roadbed greening, arranged on a green belt of the roadbed (1), characterized in that: A water storage tank (2) is provided below the green belt, and a water collection mechanism is passed through the green belt from top to bottom. The water collection mechanism comprises an upper tube (3), a lower tube (4) and a delivery tube (5). The lower tube (4) is fixedly provided at the lower end of the delivery tube (5). The upper tube (3) is sleeved in the delivery tube (5) and a gap is formed between the upper tube (3) and the inner wall of the delivery tube (5). A first filter screen (7) is provided at the upper end of the delivery tube (5), and a second filter screen (8) is provided at the upper end of the lower tube (4). A rotating shaft (9) is rotatably arranged in the upper tube (3), and the upper end of the rotating shaft (9) extends out of the upper tube (3) and is fixedly connected to a connecting piece (10). The connecting piece (10) is used to fixedly connect the rotating shaft (9) and the spiral blade (6). The lower end of the rotating shaft (9) is rotatably connected to the second filter screen (8). A plurality of arc-shaped scrapers (11) are circumferentially arranged at the lower end of the rotating shaft (9), and the lower side of the arc-shaped scraper (11) is in contact with the upper side of the second filter screen (8).

2. A water storage structure for highway roadbed greening according to claim 1, characterized in that: A plurality of support rods (12) are fixedly arranged circumferentially between the upper tube (3) and the lower tube (4), with a gap existing between two adjacent support rods (12).

3. The water storage structure for highway roadbed greening according to claim 1, characterized in that: The upper end of the rotating shaft (9) extends out of the first filter screen (7) and is connected to a handle (13).

4. The water storage structure for highway roadbed greening according to claim 1, characterized in that: The green belt comprises a fill layer (14), a sand and gravel layer (15) and a crushed stone layer (16) from top to bottom, the water storage tank (2) is arranged at the bottom of the fill layer (14), a built-in filter plate (17) is fixedly arranged on the inner wall of the water storage tank (2), a plurality of through holes are opened on the built-in filter plate (17), a crushed stone layer (16) is arranged on the built-in filter plate (17), and a sand and gravel layer (15) is arranged between the crushed stone layer (16) and the fill layer (14).

5. The water storage structure for highway roadbed greening according to claim 1, characterized in that: A water pipe (18) passes through the green belt from top to bottom. A gap exists between the upper end of the water pipe (18) and the upper side of the green belt, and the lower end is connected to the lower part of the water storage tank (2). The upper end of the water pipe (18) is threadedly connected to a sealing sleeve (19).

6. The water storage structure for highway roadbed greening according to claim 1, characterized in that: The connecting members (10) are provided in a plurality and arranged along the circumference of the rotating shaft (9), and each connecting member (10) comprises a horizontal rod and a vertical rod, one end of the horizontal rod is fixedly connected to the rotating shaft (9), and the other end is fixedly connected to the vertical rod, and the lower end of the vertical rod is fixedly connected to the spiral blade (6).

7. The water storage structure for highway roadbed greening according to claim 4, characterized in that: A slow-flow platform (20) is fixedly provided at the upper end of the fill layer (14). The slow-flow platform (20) is in the shape of a truncated cone with an opening running through the middle. The upper end of the conveying pipe (5) extends out of the opening of the slow-flow platform (20).

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