CN213181169U - Simulation test device for water permeability of water permeable brick in rainfall - Google Patents
Simulation test device for water permeability of water permeable brick in rainfall Download PDFInfo
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- CN213181169U CN213181169U CN202021746160.8U CN202021746160U CN213181169U CN 213181169 U CN213181169 U CN 213181169U CN 202021746160 U CN202021746160 U CN 202021746160U CN 213181169 U CN213181169 U CN 213181169U
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Abstract
The utility model discloses a simulation test device for the water permeability of a water permeable brick during rainfall, which comprises a rainfall simulation component (1) and a water permeable pavement component (2); the rainfall simulation assembly comprises a water storage shell (11), a first water permeable plate (12), a second water permeable plate (13) and a rotating shaft (14); the water storage shell is of a shell structure with openings at the top and the bottom, and the bottom of the water storage shell is detachably connected to the top of the water permeable pavement component; first porous disk and the range upon range of placing of second porous disk, and equal evenly distributed has hole (15) of permeating water on first porous disk and the second porous disk, and pivot fixed connection drives first porous disk and rotates on first porous disk, makes the hole of permeating water on the first porous disk overlap completely with the hole of permeating water of second porous disk, partly overlaps or staggers. The utility model discloses can test the infiltration rate of the brick that permeates water of different reappearance periods, need not the power supply, and the water flow is stable.
Description
Technical Field
The utility model relates to a building engineering field especially relates to a simulation testing arrangement of brick permeable rate permeates water during rainfall.
Background
The sponge city is like a sponge, can absorb water, store water, seep water and purify water when raining, and can release and utilize the stored water when needed. The sponge city takes city buildings, districts, roads, greenbelts, squares and other constructions as carriers, wherein the roads and squares are paved by water penetration to achieve the spongization effect. In practical application, the permeable pavement is an excellent sponge city technical method for increasing rainwater infiltration, reducing runoff and delaying flood flow, the structural composition of the underlying surface of the permeable pavement and factors such as rainfall intensity have great influence on the effects of infiltration rate, flood peak reduction, ponding reduction and the like of the permeable brick, and therefore the water permeability of the permeable brick needs to be tested.
In the prior art, a metering pump is matched with a sprinkler head, the flow is controlled by a flowmeter, and the flow of the sprinkler head changes along with the pressure. This rainfall simulation mechanism needs to control through measuring pump, flowmeter etc. needs the power supply to provide power, and the energy consumption is great, and the operation is inconvenient, and the structure is complicated, is unfavorable for the dismouting, and the cost is also higher.
Disclosure of Invention
An object of the utility model is to provide a simulation testing arrangement of brick permeability of permeating water during rainfall can test the lower permeability of the different reappearance period brick that permeates water, need not the power supply, and the water flow is stable.
The utility model discloses a realize like this:
a simulation test device for water permeability of water permeable bricks in rainfall comprises a rainfall simulation component and a water permeable paving component; the rainfall simulation assembly comprises a water storage shell, a first water permeable plate, a second water permeable plate and a rotating shaft; the water storage shell is of a shell structure with openings at the top and the bottom, and the bottom of the water storage shell is detachably connected to the top of the water permeable pavement component; first porous disk and the range upon range of placing of second porous disk, and equal evenly distributed has the hole of permeating water on first porous disk and the second porous disk, and pivot fixed connection drives first porous disk and rotates on first porous disk, makes the hole of permeating water on the first porous disk overlap completely, the part overlaps or staggers with the hole of permeating water of second porous disk.
The permeable pavement assembly comprises permeable bricks, a leveling layer, a permeable layer, a base layer, a cushion layer, a waterproof layer and a soil foundation which are sequentially paved from top to bottom, a plurality of drain pipes are paved in the cushion layer at intervals, and a plurality of drain holes are arranged on the drain pipes at intervals.
The outer part of the drain pipe is wrapped with permeable cloth.
The pivot vertically set up on first porous disk, and the upper end of pivot is coaxial to be extended to the top of retaining shell.
The water storage shell is provided with scale marks which are arranged along the height direction of the water storage shell.
The water storage shell is provided with air holes, and the air holes are located below the second water permeable plate.
The first porous disk and the second porous disk are provided with two adjacent porous holes with the same distance as the pore diameter.
Compared with the prior art, the utility model, following beneficial effect has:
1. the utility model discloses a manual first porous disk that rotates, the hole coincidence rate that permeates water that utilizes first porous disk and second porous disk simulates rainfall and carries out rainfall and adjust, need not water pump and flowmeter, need not the power supply, and goes out the water flow stability, simple structure, the simple operation, it is with low costs.
2. The utility model discloses a rainfall simulation subassembly of detachable connection and the subassembly integrated configuration that mats formation of permeating water can realize the difference and permeate water the change and the test of the subassembly of mat formation of permeating water to satisfy the test demand.
Drawings
FIG. 1 is a sectional view of a simulation test device for water permeability of a water permeable brick during rainfall of the utility model;
FIG. 2 is a top view of a first permeable plate of the device for simulating and testing the permeability of the permeable brick during rainfall;
fig. 3 is the utility model discloses what permeate water among the simulation test device of brick permeable rate that permeates water when rainfall lays the schematic diagram.
In the figure, 1 rainfall simulation subassembly, 11 shell that holds, 12 first porous disk, 13 second porous disk, 14 pivots, 15 porous holes, 16 bleeder vents, 2 permeable paving subassembly, 21 permeable brick, 22 screed-coat, 23 porous layer, 24 basic units, 25 bed courses, 26 waterproof layers, 27 soil bases, 28 drain pipes.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to the attached drawings 1 and 2, the simulation test device for the water permeability of the water permeable brick in rainfall comprises a rainfall simulation assembly 1 and a water permeable paving assembly 2; the rainfall simulation assembly 1 comprises a water storage shell 11, a first water permeable plate 12, a second water permeable plate 13 and a rotating shaft 14; the water storage shell 11 is of a shell structure with openings at the top and the bottom, and the bottom of the water storage shell 11 is detachably connected to the top of the water permeable pavement component 2; first porous disk 12 and the range upon range of placement of second porous disk 13, and equal evenly distributed has the hole 15 of permeating water on first porous disk 12 and the second porous disk 13, pivot 14 fixed connection is on first porous disk 12 and drives first porous disk 12 and rotates, make the hole 15 of permeating water on first porous disk 12 overlap completely with the hole 15 of permeating water of second porous disk 13, the part overlaps or staggers, utilize the hole 15 of permeating water on first porous disk 12 and the hole 15 of permeating water of second porous disk 13's the rate of overlap simulation rainfall's water yield.
Referring to fig. 3, the permeable pavement assembly 2 includes a permeable brick 21, a leveling layer 22, a permeable layer 23, a base layer 24, a cushion layer 25, a waterproof layer 26 and a soil foundation 27, which are sequentially paved from top to bottom, a plurality of drain pipes 28 are paved in the cushion layer 25 at intervals, a plurality of drain holes (not shown in the figure) are arranged on the drain pipes 28 at intervals, when raining, rainwater sequentially penetrates from the permeable brick 21 to the cushion layer 25, and the drain holes of the drain pipes 28 in the cushion layer 25 are used for rainwater drainage. Preferably, the pipe diameter of the drainage pipe 28 is 50mm, the distance between two adjacent drainage pipes 28 is 150mm, the distance between the drainage pipe 28 at two ends of the cushion layer 25 and the edge of the cushion layer 25 is 100mm, and the arrangement distance of the drainage holes is 2 mm. The permeable layer 23 may be a permeable geotextile, and the waterproof layer 26 may be a impermeable geotextile.
The outer part of the drain pipe 28 is wrapped with a permeable cloth (not shown in the figure), which can prevent soil, sand and the like from blocking the drain hole on the drain pipe 28 and does not affect the drainage function of the drain pipe 28. Preferably, the permeable cloth can be permeable geotextile.
The pivot 14 vertically set up on first porous disk 12, and the upper end of pivot 14 is coaxial to be extended to the top of retaining shell 11, the rotation of the first porous disk 12 of manual control of being convenient for adjusts the hole 15 of permeating water on first porous disk 12 and the overlapping rate of the hole 15 of permeating water of second porous disk 13 to rainfall simulation, not rainfall, and can adjust the rainfall of rainfall.
The water storage shell 11 is provided with scale marks (not shown in the figure), and the scale marks are arranged along the height direction of the water storage shell 11 and can be used for visually and rapidly observing the water storage amount in the water storage shell 11. Preferably, the scale mark has an accuracy of 10 mm.
The retaining shell 11 on be equipped with bleeder vent 16, and bleeder vent 16 is located the below of second porous disk 13, can destroy the pressure below second porous disk 13 in the retaining shell 11, make hydroenergy follow the top of first porous disk 12 through first porous disk 12 and the second porous disk 13 permeate water in the hole 15 smoothly flow out the below of second porous disk 13. Preferably, the airing hole 16 is formed near the second airing plate 13 to prevent the water accumulated at the lower portion of the water storage case 11 from overflowing through the airing hole 16 in time of infiltration, and the diameter of the airing hole is 10 mm.
First porous disk 12 and second porous disk 13 on two adjacent holes 15 that permeate water the interval and the aperture of the hole 15 that permeates water match, preferred, two adjacent holes 15 that permeate water the interval and the aperture of the hole 15 that permeates water are 2mm, through the equidistant hoop setting of the hole 15 that permeates water, can make the hole 15 that permeates water on the first porous disk 12 and the hole 15 that permeates water on the second porous disk 13 that permeate water realize staggering completely, partial coincidence or coincidence completely when rotating first porous disk 12.
Preferably, the height of the rainfall simulation assembly 1 and the water permeable pavement assembly 2 is 500mm, the diameter of the rainfall simulation assembly 1 and the water permeable pavement assembly 2 is 500mm, and the height of the first water permeable plate 12 and the second water permeable plate 13 is 200mm away from the top of the water storage shell 11.
Preferably, the rainfall simulation assembly 1 and the permeable pavement assembly 2 are detachably connected, so that the lower permeable pavement assembly 2 can be replaced conveniently.
The utility model discloses a theory of operation is: by rotating the first permeable plate 12, when the non-perforated part of the first permeable plate 12 just completely covers the permeable holes 15 of the second permeable plate 13, at this time, water enters from the opening at the top of the water storage shell 11, the water inlet depth is determined according to the recurrence period, after the water inlet is finished, the first permeable plate 12 is manually rotated through the rotating shaft 14, rainfall is simulated by using the permeable holes 15 on the first permeable plate 12 and the second permeable plate 13, the rainfall rate is determined according to the angle of rotating the first permeable plate 12, when the permeable holes 15 of the first permeable plate 12 and the permeable holes 15 of the second permeable plate 13 are completely superposed, the rainfall rate is the maximum, namely the simulated rainwater at the maximum recurrence period is that the superposition rate of the permeable holes 15 of the first permeable plate 12 and the permeable holes 15 of the second permeable plate 13 is larger, the rainfall rate is larger; the bottom opening of the water storage shell 11 is connected with the water permeable pavement component 2 and seeps water downwards.
The utility model discloses a use method is: when the rotating shaft 14 is manually rotated, the water permeable holes 15 of the first water permeable plate 12 and the second water permeable plate 13 are staggered, the rainfall begins, and the rainfall time t is recorded1When the water discharge pipe 28 of the water permeable pavement assembly 2 starts to discharge water, the water discharge time t is recorded2Recording the flow once per minute in the rainfall process, and recording the outflow time t after the rainfall is finished3. According to the flow and the rainfall time t1Time t of water discharge2And end of the outflow time t3The water permeability of the water permeable pavement assembly 2 can be analyzed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (7)
1. The utility model provides a simulation testing arrangement of brick permeable rate permeates water during rainfall, characterized by: comprises a rainfall simulation component (1) and a permeable pavement component (2); the rainfall simulation assembly (1) comprises a water storage shell (11), a first water permeable plate (12), a second water permeable plate (13) and a rotating shaft (14); the water storage shell (11) is of a shell structure with openings at the top and the bottom, and the bottom of the water storage shell (11) is detachably connected to the top of the water permeable pavement component (2); first porous disk (12) and second porous disk (13) are range upon range of and are placed, and equal evenly distributed has hole (15) of permeating water on first porous disk (12) and second porous disk (13), and pivot (14) fixed connection drives first porous disk (12) and rotates on first porous disk (12), makes hole (15) of permeating water on first porous disk (12) and hole (15) the safe overlap of permeating water of second porous disk (13), the part overlaps or staggers.
2. The simulation test device for the water permeability of the water permeable brick during rainfall according to claim 1, which is characterized in that: the permeable pavement component (2) comprises a permeable brick (21), a leveling layer (22), a permeable layer (23), a base layer (24), a cushion layer (25), a waterproof layer (26) and a soil foundation (27) which are sequentially paved from top to bottom in a stacking mode, a plurality of drain pipes (28) are paved in the cushion layer (25) at intervals, and a plurality of drain holes are formed in the drain pipes (28) at intervals.
3. The rainfall simulation test device for water permeability of water permeable bricks, according to claim 2, characterized in that: the outer part of the drain pipe (28) is wrapped with permeable cloth.
4. The simulation test device for the water permeability of the water permeable brick during rainfall according to claim 1, which is characterized in that: the rotating shaft (14) is longitudinally arranged on the first water permeable plate (12), and the upper end of the rotating shaft (14) coaxially extends to the upper part of the water storage shell (11).
5. The simulation test device for the water permeability of the water permeable brick in the rainfall according to claim 1 or 4, which is characterized in that: the water storage shell (11) is provided with scale marks which are arranged along the height direction of the water storage shell (11).
6. The simulation test device for the water permeability of the water permeable brick in the rainfall according to claim 1 or 4, which is characterized in that: the water storage shell (11) is provided with air holes (16), and the air holes (16) are positioned below the second water permeable plate (13).
7. The simulation test device for the water permeability of the water permeable brick during rainfall according to claim 1, which is characterized in that: the space between two adjacent permeable holes (15) on the first permeable plate (12) and the second permeable plate (13) is equivalent to the aperture of the permeable holes (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021746160.8U CN213181169U (en) | 2020-08-20 | 2020-08-20 | Simulation test device for water permeability of water permeable brick in rainfall |
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| CN202021746160.8U CN213181169U (en) | 2020-08-20 | 2020-08-20 | Simulation test device for water permeability of water permeable brick in rainfall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117538237A (en) * | 2024-01-10 | 2024-02-09 | 中建三局集团有限公司 | Water seepage and adsorption test system for recycled concrete test piece |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117538237A (en) * | 2024-01-10 | 2024-02-09 | 中建三局集团有限公司 | Water seepage and adsorption test system for recycled concrete test piece |
| CN117538237B (en) * | 2024-01-10 | 2024-03-29 | 中建三局集团有限公司 | Water seepage and adsorption test system for recycled concrete test piece |
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