CN101813605A - Permeable environment simulator experimental device and method suitable for permeable brick - Google Patents
Permeable environment simulator experimental device and method suitable for permeable brick Download PDFInfo
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- CN101813605A CN101813605A CN 201010166415 CN201010166415A CN101813605A CN 101813605 A CN101813605 A CN 101813605A CN 201010166415 CN201010166415 CN 201010166415 CN 201010166415 A CN201010166415 A CN 201010166415A CN 101813605 A CN101813605 A CN 101813605A
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Abstract
The invention discloses a permeable environment simulator experimental device and a permeable environment simulator experimental method suitable for a permeable brick. A water storage tank is arranged on the upper part of a machine frame; a flow control valve, an electronic flow meter and a water spraying pipe are arranged on the lower part of the water storage tank; the middle part of the machine frame is provided with a permeable brick bracket groove of which the middle part is provided with a bracket screen which is used for supporting a permeable brick, the upper part is provided with a runoff water guide groove, and the lower part is provided with a permeable water guide groove; the lower part of the machine frame is provided with a runoff water collecting tank positioned below the runoff water guide groove and a permeable water collecting tank positioned below the permeable water guide groove; the lower part of the runoff water collecting tank is provided with a runoff amount weighing sensor; the lower part of the permeable water collecting tank is provided with a permeable amount weighing sensor; and the electronic flow meter, the runoff amount weighing sensor and the permeable amount weighing sensor are connected with a computer. The device and the method can simulate different rainfall environments, and can realize the detection, the computation and the display of the permeability, a permeability coefficient, the permeable amount and the runoff amount of the permeable brick through the computer; and therefore, the detection for the permeable brick is scientific and reasonable and human factors are ruled out.
Description
Technical field
The present invention relates to a kind of permeable environment simulator experimental device and method, relate to a kind of permeable environment simulator experimental device and method that is applicable to permeable brick in particular, by simulating permeable physical environment, utilize the detection and the demonstration of the permeable environmental simulation of the permeable brick of computer realization and water permeability (also claiming perviousness), infiltration coefficient, permeable amount, run-off.
Background technology
Water permeates the performance that flows in the hole of medium, be called the water permeability (also claiming perviousness) of medium.The infiltration coefficient of soil is the scale-up factor of the water permeability of reflection soil, is that hydraulic gradient is 1 o'clock a seepage velocity, and its dimension is identical with seepage velocity.Its physical meaning is the water yield that sees through in unit area unit's hydraulic gradient unit interval.
Paving material (pavior brick or chained block) commonly used has intensity height, wearing quality and good endurance, characteristics such as ornamental, but because its water-permeable and air permeable is poor, the large tracts of land this fluid-tight road surface goods of mating formation have produced harmful effect for city water balance system, ecologic environment, plant growth, communications and transportation etc.
Permeable concrete pavior brick (being called for short permeable brick) is as a kind of high osmosis road surface goods, can be used for the laying on ground such as park, garden, parking lot, square, tree well, court, greenhouse, botanical garden, pavement and light weight highway, have good society, environment and ecological benefits.For guaranteeing to have higher water permeability, generally should contain the open pore in the permeable brick, its density, water-intake rate, shrinkage value (drying shrinkage value) is relative with thermal expansion less.According to permeable mode and architectural feature, permeable brick is divided into the permeable brick of the permeable type of permeable brick of positive permeable type and side usually.The permeable mode of the permeable brick of positive permeable type has two kinds, and promptly water is directly permeated by the brick surface or infiltrate ground again from brick side infiltration brick; To be water directly permeated by the seam crossing of brick another kind.Usually the permeable mode of this type of permeable brick is directly permeated from the brick surface based on water.The permeable mode of the permeable brick of side water permeability is that water infiltrates the basic unit of permeable brick by brick seam crossing (side), and then infiltrates in the water permeability ground.The infiltration coefficient of permeable brick is the scale-up factor of the water permeability of the permeable brick of reflection, is the infiltration coefficient notion and the detection method of using soil.
Open (bulletin) number CN101514951 permeable brick coefficient of permeability detector and detection method is characterized in that it is made up of overflow cylinder, overflow tank, water containing pool, water circulating pump, valve, sample and the water guiding ring that covers on the sample; The overflow tank places water containing pool, in the overflow tank overflow cylinder is set; Described water circulating pump places the bottom of water containing pool, is provided with circulating water pipe between water circulating pump and overflow cylinder; In water containing pool, also be provided with temperature control equipment and measuring cup; The overflow vent of funnel type is housed on the overflow tank; Measuring cup is arranged under the overflow vent of overflow tank, and valve is arranged on the circulating water pipe.This invention can make full use of existing vacuum extractor, recycles air free water, has reduced inspection cost effectively; The use of water guiding ring can guarantee that sample upper surface water permeable area to greatest extent near the upper surface area of sample, has improved accuracy of detection.
Open (bulletin) number CN201247191 permeable brick coefficient of permeability analyzer, it is to be made of removable water supply container, adjusting screw mandrel, fixed container, sample connection seal, adjustable height container, mobile water supply container is fixed on the fixed support bar, the fixed support bar is supported in the holder, and fixed container is suspended at adjustable height container top; The adjustable height container is positioned in the fixed container, the upper end that fixed container is extended in its upper end, between adjustable height container edge and fixed container edge, be provided with the adjusting screw mandrel, on the side on a certain height of fixed container and adjustable height container run-down pipe is installed, the adjustable height container bottom is equipped with easy-to-mount sample and connects seal.This invention has the advantages that to be convenient to the dismounting sample, can to take out the adjustable height container easily, need not to regulate the adjustable height container and can reclaim the water that overflows when repeatedly measuring.
Open (bulletin) number CN201368839 permeable brick coefficient of permeability detector is characterized in that it is made up of overflow cylinder, overflow tank, water containing pool, water circulating pump, valve, sample and the water guiding ring that covers on the sample; The overflow tank places water containing pool, in the overflow tank overflow cylinder is set; Described water circulating pump places the bottom of water containing pool, is provided with circulating water pipe between water circulating pump and overflow cylinder; In water containing pool, also be provided with temperature control equipment and measuring cup; The overflow vent of funnel type is housed on the overflow tank; Measuring cup is arranged under the overflow vent of overflow tank, and valve is arranged on the circulating water pipe.This invention can make full use of existing vacuum extractor, recycles air free water, has reduced inspection cost effectively; The use of water guiding ring can guarantee that sample upper surface water permeable area to greatest extent near the upper surface area of sample, has improved accuracy of detection.
Seepage brick is widely used as novel in recent years green structural material, and the enterprise of production and selling seepage brick is numerous, but does not have a unified seepage brick quality of production standard, causes the quality of the seepage brick on the present market to exist than big-difference.The permeable brick of JC/T945-2005 is issued as building material industry standard, and bid committee listed the national standard and the industry standard system revision project scheduling in " permeable brick " in 2008.
According to permeable mode and architectural feature, permeable brick is divided into the permeable brick of the permeable type of permeable brick of positive permeable type and side usually.Existing standard and detection means all can not adapt to, and wherein the permeable brick of the permeable type in side has no idea to detect at all.Existing detecting instrument utilizes vacuum extractor, uses air free water, and dependence people's sensation detection and evaluation etc. cause the testing result instability.
In view of this, the inventor furthers investigate at the problems of the prior art, has this case to produce eventually.
Summary of the invention
The object of the present invention is to provide a kind of permeable environment simulator experimental device and method that is applicable to permeable brick, to solve science and the accuracy that permeable brick detects.
In order to reach above-mentioned purpose, solution of the present invention is:
A kind of permeable environment simulator experimental device that is applicable to permeable brick, be equipped with hopper at upper rack, flowrate control valve in the hopper bottom, electronic flow-meter and spray pipe, be equipped with permeable brick bracket slot at central rack, the middle part of permeable brick bracket slot is useful on the carriage net that supports permeable brick, the runoff guiding gutter is arranged at top, the infiltration guiding gutter is arranged at the bottom, be equipped with in frame lower and be positioned at the runoff header tank below the runoff guiding gutter and be positioned at permeable header tank below the infiltration guiding gutter, runoff header tank bottom is equipped with the run-off LOAD CELLS, permeable header tank bottom is equipped with permeable amount LOAD CELLS, electronic flow-meter, the run-off LOAD CELLS, permeable amount LOAD CELLS links to each other with computing machine.
The side of described permeable brick bracket slot is equipped with hinge and links to each other with frame, and the back is equipped with degree of tilt adjustment bolt and links to each other with frame, is used to adjust the angle of inclination of permeable brick bracket slot and surface level, simulates the different environments for use of permeable brick.
The top of described hopper is equipped with water inlet and overflow vent.
There are infiltration water receiving tank and infiltration water guide mouth in the carriage of described permeable brick bracket slot portion off the net, and infiltration water guide mouth is connected to the infiltration guiding gutter.
A kind of permeable environment simulator experimental technique that is applicable to permeable brick, its step is as follows:
The first step, it is online that permeable brick drying to be tested is reached the carriage that is placed on permeable brick bracket slot after the standard, will seal between permeable brick and the bracket slot, confirms permeable brick surface area to be measured and import computing machine;
Second step, in hopper, inject water, open flowrate control valve again, make water process flowrate control valve and electronic flow-meter in the hopper, current by the rainy environment of spray pipe simulation, pouring is taking to form runoff and infiltration on the permeable brick of seal approach, and simultaneously, the data on flows of electronic flow-meter collection is transferred to computing machine;
In the 3rd step, utilize the runoff guiding gutter separating diameter flowing water of permeable brick bracket slot, and be collected into the runoff header tank; Utilize the infiltration guiding gutter of permeable brick bracket slot to separate infiltration water, and be collected into permeable header tank;
The 4th step was flowed into after the water weight of runoff header tank and is transferred to computing machine by the collection of run-off LOAD CELLS, flowed into after the water weight of permeable header tank by the collection of permeable amount LOAD CELLS and be transferred to computing machine;
In the 5th step, the data that computing machine transmits after by electronic flow-meter, run-off LOAD CELLS and the collection of permeable amount LOAD CELLS are carried out calculation permeability coefficient according to general formula, show the data of being gathered in real time.
In described second step, open before the flowrate control valve, adjust the degree of tilt of permeable brick bracket slot back earlier and adjust bolt, adjust the angle of inclination of permeable brick bracket slot and surface level, simulate the different environments for use of permeable brick.
After adopting such scheme, the present invention compared with prior art has following beneficial effect:
One, the water storage tank bottom is equipped with flowrate control valve, electronic flow-meter and spray pipe, can realize simulating the streamflow regime of the different environment that rain;
Two, place the permeable brick bracket slot of central rack, have carriage net, runoff guiding gutter and infiltration guiding gutter, can realize that the runoff water yield, amount of seepage separate with permeable brick water cut;
Three, the run-off LOAD CELLS of runoff header tank bottom can be gathered the water weight that flows into the runoff header tank and is transferred to computing machine, and the permeable amount LOAD CELLS of permeable header tank bottom can be gathered the water weight that flows into permeable header tank and is transferred to computing machine;
Four, electronic flow-meter, run-off LOAD CELLS, the permeable amount LOAD CELLS data of gathering directly generate the run-off of permeable brick detected under the different rainy environment, permeable amount, water cut, coefficient of permeability etc. after machine is handled as calculated.
So, the present invention is by the permeable physical environment of simulation, utilize the detection and the demonstration of the permeable environmental simulation of the permeable brick of computer realization and water permeability, infiltration coefficient, permeable amount, run-off, can avoid the randomness of present detection means manual detection to cause the testing result instability problem, improve accuracy of detection, can fill up the drawback that existing detection means can not detect the permeable brick of the permeable type in side simultaneously.
Description of drawings
Fig. 1 is the schematic perspective view of preferred embodiment permeable environment simulator experimental device of the present invention;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the front elevation of Fig. 1;
Fig. 4 is the schematic perspective view of the permeable brick bracket slot of preferred embodiment of the present invention;
Fig. 5 is the front elevation of Fig. 4;
Fig. 6 is the partial enlarged drawing of Fig. 5;
Fig. 7 is a preferred embodiment COMPUTER DETECTION schematic flow sheet of the present invention;
Fig. 8 is the operational flowchart of preferred embodiment of the present invention.
Among the figure:
Frame 1 water storage tank 21
Overflow vent 22 water inlets 23
Carriage net 31 runoff guiding gutters 32
Infiltration water receiving tank 33 infiltration water guide mouths 34
Runoff header tank 7 run-off LOAD CELLS 8
Degree of tilt is adjusted bolt 9
Embodiment
In order further to explain technical scheme of the present invention, the present invention will be described in detail below by specific embodiment.
As Fig. 1, Fig. 2 and shown in Figure 3, a kind of permeable environment simulator experimental device that is applicable to permeable brick that the present invention discloses has frame 1.Water storage tank 21 places frame 1 top, and water storage tank 21 tops are equipped with overflow vent 22, water inlet 23, and water storage tank 21 bottoms are equipped with flowrate control valve 24, electronic flow-meter 25, spray pipe 26.Permeable brick bracket slot 3 places frame 1 middle part, places permeable brick bracket slot 3 both sides on the frame 1 to be equipped with hinge 4 and is connected with frame 1, and permeable brick bracket slot 3 rear sides are equipped with degree of tilt and adjust bolt 9 and be connected with frame 1.
As Fig. 4, Fig. 5 and shown in Figure 6, permeable brick bracket slot 3 middle parts are equipped with carriage net 31 and are used to support permeable brick, and permeable brick bracket slot 3 tops have carriage net 31 bottoms of runoff guiding gutter 32, permeable brick bracket slot 3 that infiltration water receiving tank 33, infiltration water guide mouth 34 and infiltration guiding gutter 35 are arranged.This infiltration water receiving tank 33 and infiltration water guide mouth 34 more help the guiding and the collection of infiltration water.
As shown in Figure 7, a kind of permeable environment simulator experimental device, wherein, electronic flow-meter 25, run-off LOAD CELLS 7, permeable amount LOAD CELLS 6 link to each other with computing machine.
Concrete experimental technique is as follows, is placed on the carriage net 31 of permeable brick bracket slot 3 after permeable brick drying to be tested is reached standard, with sealing between permeable brick and the bracket slot 3, confirms permeable brick surface area to be measured and imports computing machine; Water is injected the hopper 21 that places on the frame 1 by water inlet 23, after water injection hopper 21 reaches overflow vent 22 mouths of pipe, the overflow vent 22 on hopper 21 tops begins to realize overflow, overflow vent 22 is greater than water inlet 23, be used to keep the water level of hopper 21 constant, certainly, also can directly save water inlet and overflow vent, and directly utilize water pipe that water is injected hopper, keep the water level of hopper constant by the open and close of controlling water pipe.Open flowrate control valve 24 again, hopper 21 bottoms are equipped with flowrate control valve 24 by different rainfall control unit interval discharges, spray pipe 26 is provided with uniform aperture as required, is used for realizing the rainy environment of simulation, and electronic flow-meter 25 is passed to computing machine with the data of gathering.
Because placing permeable brick bracket slot 3 both sides on the frame 1 to be equipped with hinge 4 is connected with frame 1, permeable brick bracket slot 3 rear sides are equipped with degree of tilt adjustment bolt 9 and are connected with frame 1, like this, the adjusting of adjusting bolt 9 by degree of tilt realizes permeable brick bracket slot 3 rear side height change, permeable brick bracket slot 3 realizes by the variation of level to different gradients around hinge 4, and then realizes the mat formation simulation of environment of permeable brick.
Runoff header tank 7 bottoms are equipped with run-off LOAD CELLS 8, and the water weight of inflow runoff header tank 7 is transferred to computing machine after being gathered by run-off LOAD CELLS 8.Permeable header tank 5 bottoms are equipped with permeable amount LOAD CELLS 6, and the water weight that flows into permeable header tank 7 is transferred to computing machine after being gathered by permeable amount LOAD CELLS 6.The data on flows that electronic flow-meter 25 is gathered is transferred to computing machine.Computing machine is gathered the data of back transmission by electronic flow-meter 25, run-off LOAD CELLS 8, permeable amount LOAD CELLS 6, general formula according to " infiltration coefficient is the scale-up factor of the water permeability of reflection soil; its physical meaning is the water yield that sees through in unit area unit's hydraulic gradient unit interval " calculates, and shows the data of being gathered in real time.Detection, calculating and the demonstration of the water permeability (also claiming perviousness) by the permeable brick of computer realization, infiltration coefficient, permeable amount, run-off.
The foregoing description and graphic and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present invention to its suitable variation or modification of doing.
Claims (6)
1. permeable environment simulator experimental device that is applicable to permeable brick, it is characterized in that: be equipped with hopper at upper rack, flowrate control valve in the hopper bottom, electronic flow-meter and spray pipe, be equipped with permeable brick bracket slot at central rack, the middle part of permeable brick bracket slot is useful on the carriage net that supports permeable brick, the runoff guiding gutter is arranged at top, the infiltration guiding gutter is arranged at the bottom, be equipped with in frame lower and be positioned at the runoff header tank below the runoff guiding gutter and be positioned at permeable header tank below the infiltration guiding gutter, runoff header tank bottom is equipped with the run-off LOAD CELLS, permeable header tank bottom is equipped with permeable amount LOAD CELLS, electronic flow-meter, the run-off LOAD CELLS, permeable amount LOAD CELLS links to each other with computing machine.
2. a kind of permeable environment simulator experimental device that is applicable to permeable brick as claimed in claim 1 is characterized in that: the side of described permeable brick bracket slot is equipped with hinge and links to each other with frame, and the back is equipped with degree of tilt adjustment bolt and links to each other with frame.
3. a kind of permeable environment simulator experimental device that is applicable to permeable brick as claimed in claim 1, it is characterized in that: the top of described hopper is equipped with water inlet and overflow vent.
4. a kind of permeable environment simulator experimental device that is applicable to permeable brick as claimed in claim 1 is characterized in that: there are infiltration water receiving tank and infiltration water guide mouth in the carriage of described permeable brick bracket slot portion off the net, and infiltration water guide mouth is connected to the infiltration guiding gutter.
5. permeable environment simulator experimental technique that is applicable to permeable brick is characterized in that step is as follows:
The first step, it is online that permeable brick drying to be tested is reached the carriage that is placed on permeable brick bracket slot after the standard, will seal between permeable brick and the bracket slot, confirms permeable brick surface area to be measured and import computing machine;
Second step, in hopper, inject water, open flowrate control valve again, make water process flowrate control valve and electronic flow-meter in the hopper, current by the rainy environment of spray pipe simulation, pouring is taking to form runoff and infiltration on the permeable brick of seal approach, and simultaneously, the data on flows of electronic flow-meter collection is transferred to computing machine;
The 3rd step, utilize the runoff guiding gutter separating diameter flowing water of permeable brick bracket slot, and be collected into the runoff header tank, utilize the infiltration guiding gutter of permeable brick bracket slot to separate infiltration water, and be collected into permeable header tank;
The 4th step was flowed into after the water weight of runoff header tank and is transferred to computing machine by the collection of run-off LOAD CELLS, flowed into after the water weight of permeable header tank by the collection of permeable amount LOAD CELLS and be transferred to computing machine;
In the 5th step, the data that computing machine transmits after by electronic flow-meter, run-off LOAD CELLS and the collection of permeable amount LOAD CELLS are carried out calculation permeability coefficient according to general formula, show the data of being gathered in real time.
6. a kind of permeable environment simulator experimental technique that is applicable to permeable brick as claimed in claim 5, it is characterized in that: in described second step, open before the flowrate control valve, adjust the degree of tilt of permeable brick bracket slot back earlier and adjust bolt, adjust the angle of inclination of permeable brick bracket slot and surface level, simulate the different environments for use of permeable brick.
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| CN2010101664158A CN101813605B (en) | 2010-04-19 | 2010-04-19 | Permeable environment simulator experimental device and method suitable for permeable brick |
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| CN2010101664158A CN101813605B (en) | 2010-04-19 | 2010-04-19 | Permeable environment simulator experimental device and method suitable for permeable brick |
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| CN101975712A (en) * | 2010-11-05 | 2011-02-16 | 济南兰光机电技术有限公司 | Weight-method steam transmittance tester |
| CN105403476A (en) * | 2015-12-23 | 2016-03-16 | 济南兰光机电技术有限公司 | Multiple-cavity weighting-method water-vapor permeability testing system and testing method |
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| CN106546526A (en) * | 2016-11-25 | 2017-03-29 | 太原理工大学 | Multidimensional gas permeability measurement instrument and measuring method |
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| CN106769761A (en) * | 2016-12-14 | 2017-05-31 | 镇江市建科工程质量检测中心有限公司 | A kind of method and device of in-site measurement pervious concrete infiltration coefficient |
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| CN110044793A (en) * | 2019-04-30 | 2019-07-23 | 广州番禺职业技术学院 | A kind of simulated rainfall environment apparatus for permeability test and method for water-permeable brick |
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| CN101975712B (en) * | 2010-11-05 | 2012-10-10 | 济南兰光机电技术有限公司 | Weight-method steam transmittance tester |
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| CN106290072A (en) * | 2016-08-15 | 2017-01-04 | 夏涛 | A kind of mosaic tiles water absorption detection device |
| CN106290072B (en) * | 2016-08-15 | 2019-01-18 | 许陈菲 | A kind of mosaic tiles water imbibition detection device |
| CN106546526A (en) * | 2016-11-25 | 2017-03-29 | 太原理工大学 | Multidimensional gas permeability measurement instrument and measuring method |
| CN106546526B (en) * | 2016-11-25 | 2018-12-25 | 太原理工大学 | Multidimensional gas permeability measurement instrument and measurement method |
| CN106769761B (en) * | 2016-12-14 | 2023-08-15 | 镇江市建设工程质量检测中心有限公司 | Method and device for on-site measurement of permeable concrete permeability coefficient |
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| CN106710434A (en) * | 2017-02-28 | 2017-05-24 | 山东大学 | 3D printed water-permeable pavement scale simulation device and method under action of runoff |
| CN108593518A (en) * | 2018-04-23 | 2018-09-28 | 长安大学 | Permeable pavement structure is permeable and the test device and its working method of decay property |
| CN108593518B (en) * | 2018-04-23 | 2024-01-26 | 长安大学 | Device for testing water permeability and decay performance of water permeable pavement structure and working method thereof |
| CN109630100A (en) * | 2018-10-31 | 2019-04-16 | 中国矿业大学 | A kind of automation coal seam permeability test device and method |
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| CN110044793A (en) * | 2019-04-30 | 2019-07-23 | 广州番禺职业技术学院 | A kind of simulated rainfall environment apparatus for permeability test and method for water-permeable brick |
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