CN201429561Y - Comprehensive water permeability testing device of permeable ground surfaces - Google Patents
Comprehensive water permeability testing device of permeable ground surfaces Download PDFInfo
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- CN201429561Y CN201429561Y CN2009201676622U CN200920167662U CN201429561Y CN 201429561 Y CN201429561 Y CN 201429561Y CN 2009201676622 U CN2009201676622 U CN 2009201676622U CN 200920167662 U CN200920167662 U CN 200920167662U CN 201429561 Y CN201429561 Y CN 201429561Y
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Abstract
The utility model discloses a comprehensive water permeability testing device of permeable ground surfaces, which mainly comprises a water source, a water tank, a water level adjuster and a rainulator, wherein the water source is pumped into the water tank by a water pump, is transferred to the rainulator through a water delivery hose from the water tank, thereby forming rainmaking, the rainulatorcomprises a rainulator support, a water chamber, a water head display pipe and spray caps uniformly distributed on the lower portion of the water chamber, the water level adjuster made of a Malpighian bottle is connected on a water tank, the water head of water which is delivered into the water chamber from the water tank is kept, thereby a certain rainfall intensity can be guaranteed. The testing device can test the comprehensive water permeability of the big area water permeable ground surface paving and the comprehensive water permeability of big area water permeable ground surfaces, greatly increases the detection of the permeable paving effect of the permeable ground surfaces, provides full and accurate data support for the permeable ground surface paving, and has obvious environmentecological benefits and economical and social benefits.
Description
Technical field
The utility model relates to a kind of proving installation of special test pervious surface synthetic water infiltration capability, particularly a kind of proving installation of testing actual water permeability at the pervious surface finished of mating formation fully.
Background technology
The pervious surface of mating formation is the important means that solves the hardened ground increase that urbanization brought.Pervious surface mainly has: (1) not only can make rainfall permeate the ground rapidly, thereby eliminates surface gathered water, can also cut down storm runoff to greatest extent, increase infiltration capacity on the spot, makes underground water obtain how timely supply; (2) because this paving ground is ventilative, water permeability, therefore can keep soil moisture, reduce surface temperature, improve the living environment of urban surface plant and soil microorganism, regulate urban climate, alleviate city " heat island phenomenon "; (3) the perviousness paving ground also has the vehicular traffic of absorption noise, intercepts and captures pollutant in the runoff, alleviates the ability of pollution of area source.
Permeable paving ground is an integral body that is made of multi-layer porous medium, not only to satisfy the water permeability requirement, also to satisfy the requirement of loads such as bearing pedestrian, vehicle, its whole synthetic water infiltration capability is subjected to the influence of the water permeability, porosity of each structural sheet etc., therefore can not test its water permeability with the method for testing and the testing apparatus of soil permeability ability.Because lack method of testing and equipment to the back pervious surface actual effect of mating formation, it is permeable or waterproof being difficult to define integral body, can not carry out quantitative evaluation to the actual effect of mating formation.Thereby the permeable effect of pervious surface uneven, differ greatly, some paving ground surface layer is permeable and it is down waterproof, can not bring into play the due effect of pervious surface, thereby hinder the further popularization of permeable paving ground to a certain extent.Therefore developing synthetic water infiltration capability test apparatus for water permeable ground is that requisite key link is applied in improvement pervious surface paving process and promotion.
Summary of the invention
The utility model proposes a kind of proving installation that can test the pervious surface synthetic water infiltration capability according to the years of researches test findings.
The technical solution of the utility model is:
A kind of synthetic water infiltration capability test apparatus for water permeable ground mainly comprises water source, water tank, water-level regulator and rain controller, wherein, tests required water source and is taken out by the sump water pump and rise in the water tank, transports to rain controller by water tank by delivery hose, forms rainmaking; Described rain controller is made up of rain controller support, hydroecium, head display tube and the shower nozzle that is uniformly distributed in the hydroecium bottom, and the head display tube is used for showing the head numerical value in the hydroecium, and described hydroecium is communicated with water tank by delivery hose; Be connected with water-level regulator on the water tank, described water-level regulator is made by the Ma Shi bottle, and its function is that the water that water tank is transported in the hydroecium of rain controller keeps certain head, thereby guarantees certain rainfall intensity; Water level in water level in the water tank, the water level of head display tube and the water-level regulator is consistent, and the water level of regulating in the water-level regulator by lifting jack changes head display tube water level, just can obtain different rainfall intensities.
The utility model has been broken the bottleneck that traditional detection method can not detect the pervious surface synthetic water infiltration capability, guarantees rapidity and stability that the pervious surface synthetic water infiltration capability detects, has significant environmental ecological benefit and economic and social benefits.
Description of drawings
Fig. 1 is a synthetic water infiltration capability test apparatus for water permeable ground structural representation of the present utility model.
Among the figure: the 1-water source; 2-connects flexible pipe; The 3-air intake valve; The 4-inlet valve; The 5-water tank manually adds water and exhausr port; The blow vent of 6-water tank and water-level regulator; The 7-water supply valve; The 8-water tank; 9-regulates the water inlet of water gauge; The 10-water-level regulator; The 11-lifting jack; 12-water-level regulator air intake opening; 13-head display tube; The 14-rain controller; 15-rain controller support; The 16-hydroecium; The 17-delivery hose; The 18-tank bracket.
Embodiment
The synthetic water infiltration capability of pervious surface described in the utility model is meant the accumulation rainfall amount of the permeable paving ground of certain area when a certain constant rainfall intensity is issued to comprehensive ponding.Can utilize following formula to calculate synthetic water infiltration capability: synthetic water infiltration capability=rainfall intensity * comprehensive ponding time
The principle of work of synthetic water infiltration capability test apparatus for water permeable ground of the present utility model is to utilize shower nozzle, by applying certain head above it, makes water from shower nozzle drippage or ejection, forms simulated rainfall.The concrete structure of this synthetic water infiltration capability test apparatus for water permeable ground mainly comprises water source 1, water tank 8, water-level regulator 10 and rain controller 14 as shown in Figure 1.Wherein, test required water source 1 and take out by the sump water pump and rise in the water tank 8, transport to rain controller 14 by delivery hose 17, form rainmaking by water tank 8.Rain controller 14 is made up of rain controller support 15, hydroecium 16, head display tube 13 and the shower nozzle that is uniformly distributed in hydroecium 16 bottoms, and head display tube 13 is used for showing the head numerical value in the hydroecium 16, and hydroecium 16 is communicated with water tank 8 by delivery hose 17.Be connected with water-level regulator 10 on the water tank 8, described water-level regulator 10 is made by Ma Shi bottle (being called the constant voltage bottle again), and its function is that the water that water tank 8 is transported in the hydroecium 16 of rain controller 14 keeps a constant head, thereby guarantees certain rainfall intensity.Water tank 8 can be placed on the tank bracket 18.Water level in water level in the water tank 8, the water level of head display tube 13 and the water-level regulator 10 is consistent, the water level of regulating in the water-level regulator 10 by lifting jack 11 changes head display tube 13 water levels, just can obtain different rainfall intensities, satisfy the required different rainfall intensity of test.By utilizing the shower nozzle simulated rainfall, measure the mean water of rain controller upper end demonstration and the relation of rainfall intensity, can draw the rainfall water level of institute's calibration under the shower nozzle and the linear relation between the rainfall intensity.Draw by the test of many times analysis: be utmost point significant linear relationship between the shower nozzle rainfall intensity of this test unit and the pressure of supply water of mensuration (being the shown water level value of head display tube 13), its relational expression is: y=0.0403x+0.4523 is (in the formula: y-pressure of supply water (cm); X-rainfall intensity (mm/min)).Pressure of supply water and the related coefficient between the rainfall intensity measured are R
2=0.9922, can satisfy the ordinary test permissible accuracy.
The operation steps of synthetic water infiltration capability test apparatus for water permeable ground of the present invention is: 1. ready shower nozzle is installed on the rain controller 14; 2. close the water supply valve 7 that water tank 8 is communicated with rain controller 14, open the blow vent 6 and the air intake valve 3 of valve, water tank and water-level regulator of water inlet 9 of inlet valve 4, the water-level regulator of water tank 8; 3. the switch pump of fetching boiling water supplies water in water tank 8, treat that water level in the water tank 8 reaches test and needs after, the switch that switches off the pump, closed water tank water intake valve 4 and air intake valve 3; 4. below rain controller 14, spread cloth for keeping out rain, drench dorsal part ground with the raindrop that prevents the initial stage of supplying water; 5. open the water supply valve 7 that water tank 8 is connected with rain controller 14, water tank 8 is supplied water in rain controller 14, draft tube 12 will have bubble to enter a regulator 10, and the water level in the water level displaying tube 13 of rain controller 14 upper ends rises gradually simultaneously; 6. according to the linear relation between the required rainfall intensity requirement of test and rainfall intensity and the pressure of supply water: y=0.0403x+0.4523 is (in the formula: y-rainfall water level (cm); X-rainfall intensity (mm/min) is provided by the required water level that provides, and lifting regulating water level lifting jack 11 makes the water level in the water level displaying tube 13 reach desired height; 7. remove shop, the below cloth for keeping out rain of rain controller 14, under certain rainfall intensity, test, recording intensity of rainfall, rainfall duration, beginning ponding time and comprehensive ponding time, utilize foregoing formula to calculate synthetic water infiltration capability, the back that finishes is if need other rainfall intensities can repeat test.
Points for attention are: before the formal mensuration of experiment, must test to the leakproofness of whole test system, avoid because misoperation causes the mistake of test findings.
This proving installation promptly can be tested the synthetic water infiltration capability that the large tracts of land pervious surface mats formation also can test the synthetic water infiltration capability that small size is transformed pervious surface, can detect the permeable effect of mating formation of pervious surface whenever and wherever possible, the popularization of mating formation for pervious surface provides full and accurate data support.
Can move pervious surface synthetic water infiltration capability that can the fast detecting diverse location in different test sections easily for the detection of a certain ground water permeability.
Claims (1)
1. synthetic water infiltration capability test apparatus for water permeable ground, it is characterized in that, mainly comprise water source (1), water tank (8), water-level regulator (10) and rain controller (14), wherein, testing required water source (1) is taken out by the sump water pump and rises in the water tank (8), transport to rain controller (14) by water tank (8) by delivery hose (17), form rainmaking; Described rain controller (14) is made up of rain controller support (15), hydroecium (16), head display tube (13) and the shower nozzle that is uniformly distributed in hydroecium (16) bottom, head display tube (13) is used for showing the head numerical value in the hydroecium (16), and described hydroecium (16) is communicated with described water tank (8) by described delivery hose (17); Be connected with water-level regulator (10) on the water tank (8), described water-level regulator (10) is made by the Ma Shi bottle, and its function is to keep certain head in the hydroecium (16) that makes rain controller (14), thereby guarantees certain rainfall intensity; Water level in the water level of head display tube (13) and the water-level regulator (10) is consistent, and the water level of regulating in the water-level regulator (10) by lifting jack (11) changes head display tube (13) water level, just can obtain different rainfall intensities.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201676622U CN201429561Y (en) | 2009-07-28 | 2009-07-28 | Comprehensive water permeability testing device of permeable ground surfaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201676622U CN201429561Y (en) | 2009-07-28 | 2009-07-28 | Comprehensive water permeability testing device of permeable ground surfaces |
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| CN201429561Y true CN201429561Y (en) | 2010-03-24 |
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| CN2009201676622U Expired - Lifetime CN201429561Y (en) | 2009-07-28 | 2009-07-28 | Comprehensive water permeability testing device of permeable ground surfaces |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101603914B (en) * | 2009-07-28 | 2010-12-08 | 北京市水利科学研究所 | Synthetic water infiltration capability test apparatus for water permeable ground |
| CN102266830A (en) * | 2011-05-19 | 2011-12-07 | 中国农业大学 | rainfall simulating device and rainfall method thereof |
| CN102590058A (en) * | 2011-12-22 | 2012-07-18 | 中国地质大学（北京） | Method and special device for researching rapid rainwater infiltration law of different water permeable paving materials during rainfall |
| CN106769798A (en) * | 2017-04-01 | 2017-05-31 | 山东中科正拓新材料技术有限公司 | A kind of retaining brick and permeable pavement performance detector and detection method |
| CN106771087A (en) * | 2017-03-08 | 2017-05-31 | 河海大学 | A kind of simulation rainfall in field analogue means and its application process |
| CN113624664A (en) * | 2021-09-16 | 2021-11-09 | 北京市水科学技术研究院 | Simple and rapid on-site determination method for water permeable pavement performance |
-
2009
- 2009-07-28 CN CN2009201676622U patent/CN201429561Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101603914B (en) * | 2009-07-28 | 2010-12-08 | 北京市水利科学研究所 | Synthetic water infiltration capability test apparatus for water permeable ground |
| CN102266830A (en) * | 2011-05-19 | 2011-12-07 | 中国农业大学 | rainfall simulating device and rainfall method thereof |
| CN102266830B (en) * | 2011-05-19 | 2013-06-26 | 中国农业大学 | rainfall simulating device and rainfall method thereof |
| CN102590058A (en) * | 2011-12-22 | 2012-07-18 | 中国地质大学（北京） | Method and special device for researching rapid rainwater infiltration law of different water permeable paving materials during rainfall |
| CN106771087A (en) * | 2017-03-08 | 2017-05-31 | 河海大学 | A kind of simulation rainfall in field analogue means and its application process |
| CN106769798A (en) * | 2017-04-01 | 2017-05-31 | 山东中科正拓新材料技术有限公司 | A kind of retaining brick and permeable pavement performance detector and detection method |
| CN106769798B (en) * | 2017-04-01 | 2023-10-10 | 山东中科正拓新材料技术有限公司 | Water storage brick, permeable pavement performance detector and detection method |
| CN113624664A (en) * | 2021-09-16 | 2021-11-09 | 北京市水科学技术研究院 | Simple and rapid on-site determination method for water permeable pavement performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING INSTITUTE OF WATER |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20100925 Address after: 100048 Beijing City, West Road, Haidian District, No. 21 Co-patentee after: Beijing Institute of Water Patentee after: Beijing Inst. of Water Conservancy Science Address before: 100048 Beijing City, West Road, Haidian District, No. 21 Patentee before: Beijing Inst. of Water Conservancy Science |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20100324 Effective date of abandoning: 20090728 |