CN108760979A - A kind of the roof greening backwater system safety testing device and test method on flat roof - Google Patents
A kind of the roof greening backwater system safety testing device and test method on flat roof Download PDFInfo
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- CN108760979A CN108760979A CN201810381748.9A CN201810381748A CN108760979A CN 108760979 A CN108760979 A CN 108760979A CN 201810381748 A CN201810381748 A CN 201810381748A CN 108760979 A CN108760979 A CN 108760979A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0098—Plants or trees
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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Abstract
The present invention relates to a kind of roof greening backwater system safety testing device on flat roof and test methods, described device includes rainwater analog module, roof greening module, test module, water purifying module, support platform, rectangle bearing frame, feed pump, secondary water pump and water tank, the roof greening module is positioned in support platform, the support platform is installed on rectangle bearing frame, the water tank and water purifying module are set in rectangle bearing frame, the feed pump is set in water tank, connect rainwater analog module, the secondary water pump is set in water purifying module, connect water tank, the rainwater analog module is set to above roof greening module, wherein, the test module includes graduated cylinder, rainfall cylinder sensor and soil humidity sensor.Compared with prior art, the present invention realizes the different planting matrix of the real time measure and planting plants and is acted on the stagnant storage of different rainfall when roof greening is applied, and control mode is easy, can be that roof greening research brings huge convenience.
Description
Technical field
The present invention relates to a kind of test device and method, the roof greening backwater more particularly, to a kind of flat roof is tested
Device and test method.
Background technology
With the high speed development of urbanization, city Permeable stratum area increases so that rainwater increases in the runoff of earth's surface, earth's surface
Peak flow increases and time advance, and city is easier to burst heavy rain, and the most of municipal drainage ability in China is limited now, makes
City is obtained to be easier to that rain flood waterlogging occurs.The roof greening in city can utilize plant and growth substrate to be detained rainwater, reduce earth's surface
Runoff reduces Urban Rain peak run-off and reduces the generation of urban flooding to slow down urban drainage pipe network pressure.In addition,
Roof greening is also the effective measures for increasing afforestation coverage in the city, alleviating urban energy and ecological environment problem.
Although research hotspot of the roof greening in terms of slowing down rainfall runoff, exist in terms of the quantization of retention rainwater
There is also deviations for relatively large deviation or even the different experiments of areal.What on the one hand its result was unfavorable for realization result can
Ratio property, it is difficult to which comprehensive multiple experimental results obtain general conclusion, and repeatability is poor；On the other hand for a city
Specific Quantization Index System is difficult to set up when formulating specific rainfall runoff control targe.
Invention content
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of roofs on flat roof
Afforest backwater system safety testing device and test method.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of roof greening backwater system safety testing device on flat roof, including rainwater analog module, roof greening module, test
Module, water purifying module, support platform, rectangle bearing frame, feed pump, secondary water pump and water tank, the roof greening module are put
It is placed in support platform, which is installed on rectangle bearing frame, and the water tank and water purifying module are set to rectangle
In bearing frame, the feed pump is set in water tank, and connects rainwater analog module, and the secondary water pump is set to Water warfare mould
In block, and water tank is connected, the rainwater analog module is set to above roof greening module, wherein
The test module includes graduated cylinder, rainfall cylinder sensor and soil humidity sensor, the rainfall bucket sensor and
Soil humidity sensor is set to inside roof greening module, and the graduated cylinder is set in support platform, and it is green to be separately connected roof
Change module and water purifying module, a drainpipe with valve is additionally provided between the graduated cylinder and water purifying module.
Further, it is with graduated organic glass that the water purifying module and water tank, which have one side,.
Further, the rainwater analog module includes main pipeline and spraying mechanism, and the main pipeline passes through roof greening
Module right angle setting, one end are connect with feed pump, and the other end is connect with spraying mechanism, and a flow is additionally provided on the main pipeline
Meter.
Further, the spraying mechanism includes spray tube, nozzle, nozzle valve, bend pipe and movable support, the spray
Pipe is connect by bend pipe with main pipeline, and the bend pipe is fixed on movable support, and the nozzle is installed on spray tube, and is connected
Nozzle valve.
Further, the roof greening module includes structural frames and multiple replaceable module layers, and the structural frames are upper
The cube structure being just open, multiple replaceable module layers are installed on inside structural frames successively from top to bottom.
Further, the replaceable module layer includes waterproof stopping area, drainage blanket, filter layer, planting matrix layer and kind
Layer of plants is planted, successively by bottom-up setting, the soil humidity sensor is set in planting matrix layer, and the rain gage bucket passes
Sensor is set on planting matrix layer.
Further, there are the structural frames glass sides, the glass sides to be equipped with graduation mark.
Further, the water purifying module includes clear water tanks, vertical isolation plate and filtration core, and the clear water tanks pass through band
The pipeline of valve connects graduated cylinder, and clear water tanks are divided into two parts by the vertical isolation plate, in a part setting horizontal filtering every
Plate filtration core, the interior setting time water pump of another part, vertical isolation board bottom portion are equipped with circular hole, and the filtration core is by horizontal mistake
The multilayered structure that filter partition board separates.
Further, the filtration core includes three layers, is followed successively by filter cotton layer, geotextile layer and column-shaped active carbon layer, institute
It is the porous disc equipped with permeable hole to state horizontal filtering partition board.
A kind of test method of roof greening backwater system safety testing device using the flat roof, this method are specially：
The condition of raining of rainwater analog module is set, starts rainwater analog module and simulates drop above roof greening module
Rain, test module monitoring records rainfall runoff and humidity in real time, and generates record, completes roof greening mould under different condition of raining
The block measurement for storing performance stagnant to rainwater.
Compared with prior art, the present invention has the following advantages：
1, this test device devises roof greening module and rainwater analog module, and roof greening module can simulate all kinds of
The roof afforestation structure of difference composition, rainwater analog module can simulate different regions, and different degrees of rain fall realizes
The different planting matrix of the real time measure and planting plants act on the stagnant storage of different rainfall when roof greening is applied, and realization can be with
Repetitive operation, control mode is easy, can be that roof greening research brings huge convenience；
2, multiple structures such as this test device water tank, structural frames all employ the transparent structure design in side so that real
Simple, intuitive when testing operation is conducive to researcher and directly acquires all kinds of required data；
3, there is the spraying mechanism of this test device movable support and flowmeter, movable support arbitrarily to adjust spraying mechanism
Angle makes the rainfall that rainwater analog module imitates closer to natural precipitation；
4, the roof greening module of this test device uses replaceable module layer, can make in experimental implementation to be reasonably combined
Planting matrix and distribution planting plants, while convenient for replacing, reducing the cost of experiment；
5, this test device has water purifying module, experimental water is recycled, the water circulation system both to have got close to nature
Waste of resource, reduction experimental cost be not environmentally protective again；
6, this test device structural visual is equipped with idler wheel in base portion, is convenient for the movement and transport of device.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the water purifying module structural schematic diagram of the present invention；
Fig. 3 is the rainwater analog module structural schematic diagram of the present invention；
Fig. 4 is the floor map of spraying mechanism of the present invention；
Figure label：1, water purifying module, 2, clear water tanks, 3, filter cotton layer, 4, geotextile layer, 5, column-shaped active carbon layer,
6, drainpipe, 7, support platform, 8, water tank, 9, idler wheel, 10, flowmeter, 12, roof greening module, 13, waterproof stopping area,
14, drainage blanket, 15, filter layer, 16, planting matrix layer, 17, planting plants layer, 18, main pipeline, 19, rainwater analog module, 20,
Nozzle, 21, spray tube, 22, movable support, 22a, bend pipe, 23, soil humidity sensor, 24, graduated cylinder, 25, rain gage bucket sensing
Device, 1a, clear water tanks discharge outlet, 1b, secondary water pump, 1c, circular hole, 2a, vertical isolation plate, 7a, water tank discharge outlet, 7b, feed pump,
20a, nozzle valve, 26, structural frames.
Specific implementation mode
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention
Premised on implemented, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to
Following embodiments.
As shown in Figure 1, the present invention provides a kind of roof greening backwater system safety testing device on flat roof, including rainwater simulation
Module 19, roof greening module 12, test module, water purifying module 1, support platform 7, rectangle bearing frame, feed pump 7b, secondary water
Pump 1b and water tank 8, the roof greening module 12 are positioned in support platform 7, and the support platform 7 is installed on rectangle load-bearing
On frame, the water tank 8 and water purifying module 1 are set in rectangle bearing frame, and the feed pump 7b is set in water tank 8,
Rainwater analog module 19 is connected, the secondary water pump 1b is set in water purifying module 1, connects water tank 8, and the rainwater simulates mould
Block 19 is set to 12 top of roof greening module, wherein the test module includes that rainfall cylinder sensor 25 and soil moisture pass
Sensor 23, the rainfall cylinder sensor and soil humidity sensor are set to inside roof greening module 12；The test module
Further including a graduated cylinder 24, is set in support platform 7, one end of graduated cylinder 24 is connected by drainpipe with roof greening module,
The other end is connect by the drainpipe 6 with graduated cylinder valve with water purifying module 1；Rectangle bearing frame bottom is installed by idler wheel 9.This reality
It applies in example, the high 0.73m of rectangle bearing frame.
The roof greening module 12 of apparatus of the present invention includes structural frames 26 and multiple replaceable module layers, the structural frames 26
For cube body mechanism of upper opening, the module layer is installed on inside structural frames 26 successively from top to bottom.In the present embodiment, knot
26 size of structure frame is long 1m, width 1m, high 0.45m, and 26 side structure material of structural frames is respectively three face steel constructions, a surface glass knot
Structure, 26 bottom of structural frames are that there are one the steel constructions of discharge outlet for band.The glass sides carry graduation mark, green convenient for observation roof
Change 12 each Laminate construction thickness of module.The one side Steel Structure Installation has Sign Board, for placing Experiment name and experiment parameter.Room
It is equipped with waterproof stopping area 13, drainage blanket 14, filter layer 15, planting matrix layer 16 successively from bottom to up in top greening structure frame 26
With planting plants layer 17, realize that the simulation to the roof greening level structure on flat roof, 13 lower section of waterproof stopping area offer one
A discharge outlet；Rainwater Performance Test System includes soil humidity sensor 23, and soil humidity sensor 23 is embedded in planting matrix layer
In 16, rainfall cylinder sensor 25 is placed in the spray overlay area of 19 lower section of spraying mechanism, soil humidity sensor 23 and rain
Graduated cylinder sensor is connect with digital readout system, real-time display soil moisture and Simulated rainfall, when graduated cylinder valve is closed, graduated cylinder 24
The volume of 6 outflow water of drainpipe is collected and measures, when graduated cylinder valve is opened, rainwater is discharged into rainwater purification apparatus by drainpipe 6
Filtration core above, the displacement of volume measured by soil moisture, initial flow-through period and graduated cylinder 24 analyzes roof greening mould
Stagnant storage performance of the block 12 to rainwater.
As Figure 3-Figure 4, rainwater analog module 19 includes main pipeline 18 and spraying mechanism, and the main pipeline 18 passes through room
12 right angle setting of greening module is pushed up, one end is connect with feed pump 7b, and the other end is connect with spraying mechanism, on the main pipeline 18 also
If there are one flowmeters 10.Wherein, the spraying mechanism includes spray tube 21, nozzle 20, nozzle valve 20a, bend pipe 22a and work
Dynamic holder 22, the spray tube 21 are connect at " mesh " font, by bend pipe 22a with main pipeline 18, and bend pipe 22a is scalable stainless
Steel bend pipe, the bend pipe 22a are fixed on movable support 22, and the nozzle 20 is installed on spray tube 21, which also connects
Meet nozzle valve 20a.Feed pump 7b is placed in water tank 8, and four are mounted equidistant in the every pipeline of spray tube 21 and carries nozzle
The nozzle 20 of valve 20a controls obtains and controls rainfall by feed pump 7b, flowmeter 10 and nozzle valve 20a, and simulation is not
With the rainfall of intensity；Using movable support 22 and bend pipe 22a, adjustment rainwater spraying mechanism, the rainfall of different angle is simulated.
As shown in Fig. 2, water purifying module 1 includes clear water tanks 2, vertical isolation plate 2a, horizontal filtering partition board and filtration core, water
Cleaning module 1 and greening layer at housetop are connected by drainpipe 6, and clear water tanks 2 are divided into two parts by the vertical isolation plate 2a, and one
Interior horizontal filtering partition board and filtration core is arranged in part, time water pump 1b is arranged in another part, and pass through secondary water pump 1b and water tank 8
Connection, the bottoms vertical isolation plate 2a are equipped with multiple circular holes, and the filtration core is multilayered structure, respectively by horizontal filtering partition board
It separates.The rainwater that roof greening module 12 is discharged flows into bottom through circular hole after the filter layer of clear water tanks 2 and is equipped with time water pump 1b's
Then water after filtration, purification is pumped into water tank 8,2 material of water tank 8 and clear water tanks by 2 compartment of clear water tanks using time water pump 1b
Material is PP plates, all has the graduated poly (methyl methacrylate) plate side of side band, in order to check water level in case at any time, meanwhile, water storage
8 bottom of case is equipped with discharge outlet 7a, and 2 bottom of clear water tanks is equipped with discharge outlet 1a, in order to the cleaning of babinet.The filtration core includes three
Layer, is followed successively by filter cotton layer 3, geotextile layer 4 and column-shaped active carbon layer 5, and the horizontal filtering partition board is equipped with the saturating of permeable hole
Water plate.
When carrying out roof greening backwater test using above-mentioned apparatus, placed in the roof greening module 12 of simulation structure
Test module, the condition of raining of setting rainwater analog module 19, startup soil humidity sensor 23 and rainfall cylinder sensor 25
Digital readout system obtains rainfall and soil moisture, and measures rainfall runoff, flowmeter 10, spray valve using graduated cylinder 24 in real time
Door 20a and movable support 22 control rainfall and rainfall angle, complete under different condition of raining roof greening module 12 to rainwater
The stagnant measurement for storing performance；After stopping rainfall, the soil of different interval is obtained by soil humidity sensor 23 and its digital readout system
Humidity analyzes the evapotranspiring property and its water-holding capacity of roof greening module 12.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without
It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. a kind of roof greening backwater system safety testing device on flat roof, which is characterized in that including rainwater analog module (19), roof
Greening module (12), test module, water purifying module (1), support platform (7), rectangle bearing frame, feed pump (7b), secondary water pump
(1b) and water tank (8), the roof greening module (12) are positioned in support platform (7), which is installed on square
On shape bearing frame, the water tank (8) and water purifying module (1) are set in rectangle bearing frame, feed pump (7b) setting
In water tank (8), and rainwater analog module (19) is connected, the secondary water pump (1b) is set in water purifying module (1), and even
Water tank (8) is connect, the rainwater analog module (19) is set to above roof greening module (12), wherein
The test module includes graduated cylinder (24), rainfall cylinder sensor (25) and soil humidity sensor (23), the rainfall bucket
Sensor (25) and soil humidity sensor (23) are set to inside roof greening module, and it is flat that the graduated cylinder (24) is set to support
On platform (7), it is separately connected roof greening module (12) and water purifying module (1), between the graduated cylinder (24) and water purifying module (1) also
If there are one the drainpipes (6) with valve.
2. a kind of roof greening backwater system safety testing device on flat roof according to claim 1, which is characterized in that the water
It is with graduated organic glass that cleaning module (1) and water tank (8), which have one side,.
3. a kind of roof greening backwater system safety testing device on flat roof according to claim 1, which is characterized in that the rain
Fluid Dynamics module (19) includes main pipeline (18) and spraying mechanism, and the main pipeline (18) passes through roof greening module (12) vertical
Installation, one end are connect with feed pump (7b), and the other end is connect with spraying mechanism, and a flow is additionally provided on the main pipeline (18)
It counts (10).
4. a kind of roof greening backwater system safety testing device on flat roof according to claim 3, which is characterized in that the spray
It includes spray tube (21), nozzle (20), nozzle valve (20a), bend pipe (22a) and movable support (22), the spray to drench mechanism
Pipe (21) is connect by bend pipe (22a) with main pipeline (18), and the bend pipe (22a) is fixed on movable support (22), the spray
Head (20) is installed on spray tube (21), and connects nozzle valve (20a).
5. a kind of roof greening backwater system safety testing device on flat roof according to claim 1, which is characterized in that the room
Top greening module (12) includes structural frames (26) and multiple replaceable module layers, and the structural frames (26) are cube of upper opening
Body structure, it is internal that multiple replaceable module layers are installed on structural frames (26) successively from top to bottom.
6. a kind of roof greening backwater system safety testing device on flat roof according to claim 5, which is characterized in that it is described can
Replacement module layer includes waterproof stopping area (13), drainage blanket (14), filter layer (15), planting matrix layer (16) and planting plants layer
(17), successively by bottom-up setting, the soil humidity sensor (23) is set in planting matrix layer (16), the rainfall
Cylinder sensor (25) is set on planting matrix layer (16).
7. a kind of roof greening backwater system safety testing device on flat roof according to claim 5, which is characterized in that the knot
There are structure frame (26) glass sides, the glass sides to be equipped with graduation mark.
8. a kind of roof greening backwater system safety testing device on flat roof according to claim 1, which is characterized in that the water
Cleaning module (1) includes clear water tanks (2), vertical isolation plate (2a) and filtration core, and the clear water tanks (2) pass through the pipeline with valve
(6) clear water tanks are divided into two parts by connection graduated cylinder (24), the vertical isolation plate (2a), in a part setting horizontal filtering every
Plate filtration core, the interior setting time water pump (1b) of another part, vertical isolation plate (2a) bottom is equipped with circular hole (1c), the filtering
Core is the multilayered structure separated by horizontal filtering partition board.
9. a kind of roof greening backwater system safety testing device on flat roof according to claim 8, which is characterized in that the mistake
Filter core includes three layers, is followed successively by filter cotton layer (3), geotextile layer (4) and column-shaped active carbon layer (5), the horizontal filtering partition board
For the porous disc equipped with permeable hole.
10. a kind of utilizing a kind of test method of the roof greening backwater system safety testing device on flat roof as described in claim 1,
It is characterized in that, this method is specially：
The condition of raining of rainwater analog module (19) is set, starts rainwater analog module (19) above roof greening module (12)
Simulated rainfall, test module monitoring records rainfall runoff and humidity in real time, and generates record, completes roof under different condition of raining
The greening module measurement for storing performance stagnant to rainwater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810381748.9A CN108760979A (en) | 2018-04-25 | 2018-04-25 | A kind of the roof greening backwater system safety testing device and test method on flat roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810381748.9A CN108760979A (en) | 2018-04-25 | 2018-04-25 | A kind of the roof greening backwater system safety testing device and test method on flat roof |
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| CN108760979A true CN108760979A (en) | 2018-11-06 |
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| CN201810381748.9A Pending CN108760979A (en) | 2018-04-25 | 2018-04-25 | A kind of the roof greening backwater system safety testing device and test method on flat roof |
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| CN115032109A (en) * | 2022-01-28 | 2022-09-09 | 昆明理工大学 | Device and method for measuring water retention amount of roof greening soil |
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