CN103091224A - Water permeable rate test method for water-permeable concrete pavement - Google Patents
Water permeable rate test method for water-permeable concrete pavement Download PDFInfo
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- CN103091224A CN103091224A CN2013100114421A CN201310011442A CN103091224A CN 103091224 A CN103091224 A CN 103091224A CN 2013100114421 A CN2013100114421 A CN 2013100114421A CN 201310011442 A CN201310011442 A CN 201310011442A CN 103091224 A CN103091224 A CN 103091224A
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- permeability rate
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Abstract
The invention discloses a water permeable rate test method for a water-permeable concrete pavement, which comprises the following steps: firstly, arranging a water permeable rate test device on a water-permeable concrete pavement to be tested, and ensuring that a base is tightly connected with the water-permeable concrete pavement to be tested in the contact area; secondly, opening a valve on a water outlet pipe, enabling water in a measuring cylinder to flow into a flared groove, contact water-permeable concrete and then permeate the water-permeable concrete so as to cause the height of a water column in the measuring cylinder to descend, and recording the descent height of the water column in the measuring cylinder and the required time; and finally, calculating the water permeable rate of the water-permeable concrete pavement according to a formula K=(h2-h1)/(t1-t2), wherein K is the water permeable rate of the water-permeable concrete pavement and has a unit of mm/s; t2 is a time when the water column in the measuring cylinder descends from the original scale H to a first scale h2; and t1 is a time when the water column in the measuring cylinder descends from the original scale H to a second scale h1. According to the invention, the water permeable rate of a laid water-permeable concrete pavement can be accurately calculated by recording the descent height of the water column in the measuring cylinder and the required time.
Description
Technical field
The invention belongs to the proving installation technical field, specifically relate to a kind of permeability rate proving installation for test pervious concrete pavement permeability rate.
Background technology
Pervious concrete is called again cellular concrete, permeable terrace, it is a kind of porous light concrete that is formed by aggregate, cement and the water system of mixing, it does not contain fine aggregate, mutually bond and form the equally distributed cellular structure in hole by coarse aggregate surface coating skim grout, therefore have ventilative, permeable and lightweight characteristics, also can be described as the draining concrete.Pervious concrete is by under the rainwater inflow place, effective recharge of groundwater, and the underground water table of alleviating the city sharply descend some Urban Environmental Problems of degradation, simultaneously, is the good pavement material of conservation of nature, maintaining ecological balance, energy alleviating urban heat island effect.But in prior art, the pervious concrete pavement of laying is not carried out the device of on-the-spot test permeability rate test, that is to say, the permeability rate of the pervious concrete pavement after laying is difficult to learn.
Summary of the invention
Technical matters to be solved by this invention just is to provide a kind of pervious concrete pavement permeability rate method of testing that can more accurately test the permeability rate of the pervious concrete pavement after laying.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of pervious concrete pavement permeability rate method of testing is characterized in that:
The permeability rate proving installation that this method of testing is used comprises base, described base end face is provided with the enlarging groove, described base top vertically arranges a graduated cylinder, described graduated cylinder below vertically arranges a rising pipe, described rising pipe upper end and graduated cylinder bottom connection, described rising pipe lower end and the top connection of enlarging groove, described rising pipe is provided with valve;
The concrete grammar that uses this permeability rate proving installation to carry out the test of concrete road surface permeability rate is: at first, this permeability rate proving installation is placed on pervious concrete pavement to be tested, base and pervious concrete pavement to be tested contact position are tightly connected; Next opens the valve on rising pipe, and the water in graduated cylinder contacts and see through pervious concrete after flowing into the enlarging groove with pervious concrete, and the water colunm height in graduated cylinder reduces, and records the interior water column falling head of graduated cylinder and required time; At last, K=(h by formula
2-h
1)/(t
1-t
2) calculate the permeability rate of pervious concrete pavement, wherein: K is the permeability rate of pervious concrete pavement, the mm/s of unit, t
2For the water column in graduated cylinder drops to first scale h from original scale H
2Time, t
1For the water column in graduated cylinder drops to second scale h from original scale H
1Time.
Preferably, described graduated cylinder bottom is arranged on a horizontal supporting plate, described back up pad is connected with base by four support bars that vertically arrange, on described back up pad, planar central is provided with a groove, described graduated cylinder bottom is plugged in described groove, described graduated cylinder bottom centre is provided with the first through hole, and described bottom portion of groove center is provided with the second through hole, and described rising pipe upper end open and the second through hole and the first through hole are communicated with.
Preferably, be provided with O-ring seal between described graduated cylinder bottom and back up pad.
Preferably, described base central upper portion is provided with vertical third through-hole, described third through-hole and rising pipe lower end and the top connection of enlarging groove,
Preferably, the diameter of described third through-hole is not less than 7mm.
Preferably, described enlarging groove is cone tank.
Preferably, described graduated cylinder upper end is provided with pressurizing valve and tensimeter.
Preferably, be connected by fluid sealant between described base and pervious concrete pavement to be tested.
Preferably, after the permeability rate proving installation was placed on pervious concrete pavement to be tested, the zone of pervious concrete pavement beyond the enlarging groove outer rim 150mm rolled wax and processed.
Permeability rate method of testing of the present invention compared with prior art has the following advantages:
because permeability rate proving installation in the present invention is tested by the pervious concrete pavement of selecting certain area, possessed the on-the-spot test function, after valve open, water column in graduated cylinder is from the first through hole, the second through hole, rising pipe, contact and see through pervious concrete with pervious concrete after third through-hole and cone tank, described cone tank structure can make water column flow to pervious concrete pavement along the cone tank side face, water colunm height in graduated cylinder reduces, can more accurately calculate the permeability rate of the pervious concrete pavement after laying by recording water column falling head in graduated cylinder and required time.
Description of drawings
The invention will be further described below in conjunction with the drawings and specific embodiments:
Fig. 1 is the structural representation of permeability rate proving installation of the present invention.
Embodiment
see also shown in Figure 1, permeability rate proving installation of the present invention, it comprises the graduated cylinder 1 with scale, O-ring seal 2, back up pad 3, four support bars 4, base 5, rising pipe 6, valve 7, described graduated cylinder 1 lower end is connected with back up pad 3 and seals by O-ring seal 2, on described back up pad, planar central is provided with a groove, described graduated cylinder bottom is plugged in described groove, described back up pad 3 is connected with the upper end of four support bars 4, the lower end of described every support bar 4 all is connected with base 5, described valve 7 is located on rising pipe 6, described rising pipe 6 upper ends are connected with back up pad 3, described rising pipe 6 lower ends are connected with base 5, described graduated cylinder 1 middle part, lower end is provided with the first through hole 11, described back up pad 3 is provided with the second through hole 31, described base 5 is provided with third through-hole 51 and cone tank 52, described the first through hole 11 and the second through hole 31 are communicated with, described the second through hole 31 is communicated with rising pipe 6 upper ends, described rising pipe 6 lower ends are communicated with third through-hole 51, and described third through-hole 51 is communicated with cone tank 52.
The diameter of described third through-hole 51 is not less than 7mm.
Described graduated cylinder 1 is the organic glass graduated cylinder, and described graduated cylinder 1 upper end is connected with pressurizing valve 12 and tensimeter 13.
In the present embodiment, before testing, permeability rate proving installation of the present invention is placed on pervious concrete pavement 8 to be tested, with fluid sealant, base 5 and pervious concrete pavement to be tested 8 contact positions are tightly connected, the diameter of described graduated cylinder 1 is 50.5mm, if the water column falling head be 1cm the corresponding volume that reduces be about 20ml.
Described cone tank 52 lower end diameter are 150mm, wax is rolled in the zone beyond cone tank 52 lower end diameter 150mm process.
Drop to first scale h by the water column that records in graduated cylinder from original scale H
2Time t as required in 50cm
2Drop to h with water column from original scale H
1Time t as required in 0cm
1, just can be calculated as follows out the permeability rate K (mm/s) of pervious concrete pavement:
K=(h
2-h
1)/(t
1-t
2)
In formula: K is the permeability rate of pervious concrete pavement, the mm/s of unit; t
1For water column drops to h from original scale Hcm
1The time t that cm is required
1, t
2For water column drops to h from original scale Hcm
1The time t that cm is required
1
Claims (9)
1. pervious concrete pavement permeability rate method of testing is characterized in that:
The permeability rate proving installation that this method of testing is used comprises base, described base end face is provided with the enlarging groove, described base top vertically arranges a graduated cylinder, described graduated cylinder below vertically arranges a rising pipe, described rising pipe upper end and graduated cylinder bottom connection, described rising pipe lower end and the top connection of enlarging groove, described rising pipe is provided with valve;
The concrete grammar that uses this permeability rate proving installation to carry out the test of concrete road surface permeability rate is: at first, this permeability rate proving installation is placed on pervious concrete pavement to be tested, base and pervious concrete pavement to be tested contact position are tightly connected; Next opens the valve on rising pipe, and the water in graduated cylinder contacts and see through pervious concrete after flowing into the enlarging groove with pervious concrete, and the water colunm height in graduated cylinder reduces, and records the interior water column falling head of graduated cylinder and required time; At last, K=(h by formula
2-h
1)/(t
1-t
2) calculate the permeability rate of pervious concrete pavement, wherein: K is the permeability rate of pervious concrete pavement, the mm/s of unit, t
2For the water column in graduated cylinder drops to first scale h from original scale H
2Time, t
1For the water column in graduated cylinder drops to second scale h from original scale H
1Time.
2. pervious concrete pavement permeability rate method of testing according to claim 1, it is characterized in that: be arranged on a horizontal supporting plate bottom described graduated cylinder, described back up pad is connected with base by four support bars that vertically arrange, on described back up pad, planar central is provided with a groove, described graduated cylinder bottom is plugged in described groove, described graduated cylinder bottom centre is provided with the first through hole, described bottom portion of groove center is provided with the second through hole, and described rising pipe upper end open and the second through hole and the first through hole are communicated with.
3. pervious concrete pavement permeability rate method of testing according to claim 2, is characterized in that: be provided with O-ring seal between described graduated cylinder bottom and back up pad.
4. pervious concrete pavement permeability rate method of testing according to claim 2, it is characterized in that: described base central upper portion is provided with vertical third through-hole, and described third through-hole and rising pipe lower end and enlarging groove top are communicated with,
5. pervious concrete pavement permeability rate method of testing according to claim 4, it is characterized in that: the diameter of described third through-hole is not less than 7mm.
6. pervious concrete pavement permeability rate method of testing according to claim 1, it is characterized in that: described enlarging groove is cone tank.
7. pervious concrete pavement permeability rate method of testing according to claim 1 is characterized in that: described graduated cylinder upper end is provided with pressurizing valve and tensimeter.
8. pervious concrete pavement permeability rate method of testing according to claim 1 is characterized in that: be connected by fluid sealant between described base and pervious concrete pavement to be tested.
9. pervious concrete pavement permeability rate method of testing according to claim 1, it is characterized in that: after the permeability rate proving installation was placed on pervious concrete pavement to be tested, the zone of pervious concrete pavement beyond the enlarging groove outer rim 150mm rolled wax and processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100114421A CN103091224A (en) | 2013-01-11 | 2013-01-11 | Water permeable rate test method for water-permeable concrete pavement |
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|---|---|---|---|
| CN2013100114421A CN103091224A (en) | 2013-01-11 | 2013-01-11 | Water permeable rate test method for water-permeable concrete pavement |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849196A (en) * | 2015-06-05 | 2015-08-19 | 合肥工业大学 | Device and method for measuring water permeability coefficient of asphalt pavement |
| CN105699271A (en) * | 2016-03-02 | 2016-06-22 | 同济大学 | Device and method for quantitatively measuring permeable rate of roof tile |
| CN105866010A (en) * | 2016-05-31 | 2016-08-17 | 三峡大学 | Field interval rate testing device and method of asphalt pavement |
| CN106096730A (en) * | 2016-06-09 | 2016-11-09 | 北京工业大学 | A kind of intelligent detecting method of MBR film permeability rate based on Recurrent RBF Neural Networks |
| 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 |
| CN107314962A (en) * | 2016-04-26 | 2017-11-03 | 山东科技大学 | The permeable instrument in porous pavement scene and on-site measurement method |
| CN107782651A (en) * | 2016-08-29 | 2018-03-09 | 厦门美益集团有限公司 | A kind of water-permeable brick permeability rate assay method |
| CN112326531A (en) * | 2018-01-18 | 2021-02-05 | 中国建筑材料科学研究总院有限公司 | Permeable pavement water permeability coefficient testing device capable of improving sealing performance |
| CN112326527A (en) * | 2020-10-26 | 2021-02-05 | 江苏省交通工程集团有限公司 | Concrete detection method for road and bridge construction |
| CN116359092A (en) * | 2023-03-16 | 2023-06-30 | 济南通达公路工程有限公司 | Water permeability testing method for permeable concrete pavement |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2615668Y (en) * | 2003-05-28 | 2004-05-12 | 吉林省交通科学研究所 | Air-filling pavement infiltration test instrument |
| CN2842409Y (en) * | 2005-11-08 | 2006-11-29 | 邱军 | Novel pavement infiltration instrument |
| CN101738363A (en) * | 2009-12-28 | 2010-06-16 | 上海嘉洁环保工程有限公司 | Instrument and method for testing permeability coefficient |
| CN202362229U (en) * | 2011-12-14 | 2012-08-01 | 长安大学 | Road surface water penetration instrument |
-
2013
- 2013-01-11 CN CN2013100114421A patent/CN103091224A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2615668Y (en) * | 2003-05-28 | 2004-05-12 | 吉林省交通科学研究所 | Air-filling pavement infiltration test instrument |
| CN2842409Y (en) * | 2005-11-08 | 2006-11-29 | 邱军 | Novel pavement infiltration instrument |
| CN101738363A (en) * | 2009-12-28 | 2010-06-16 | 上海嘉洁环保工程有限公司 | Instrument and method for testing permeability coefficient |
| CN202362229U (en) * | 2011-12-14 | 2012-08-01 | 长安大学 | Road surface water penetration instrument |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849196A (en) * | 2015-06-05 | 2015-08-19 | 合肥工业大学 | Device and method for measuring water permeability coefficient of asphalt pavement |
| CN105699271A (en) * | 2016-03-02 | 2016-06-22 | 同济大学 | Device and method for quantitatively measuring permeable rate of roof tile |
| CN107314962A (en) * | 2016-04-26 | 2017-11-03 | 山东科技大学 | The permeable instrument in porous pavement scene and on-site measurement method |
| CN105866010A (en) * | 2016-05-31 | 2016-08-17 | 三峡大学 | Field interval rate testing device and method of asphalt pavement |
| CN106096730A (en) * | 2016-06-09 | 2016-11-09 | 北京工业大学 | A kind of intelligent detecting method of MBR film permeability rate based on Recurrent RBF Neural Networks |
| CN106096730B (en) * | 2016-06-09 | 2018-10-19 | 北京工业大学 | A kind of intelligent detecting method of the MBR film permeability rates based on Recurrent RBF Neural Networks |
| CN107782651A (en) * | 2016-08-29 | 2018-03-09 | 厦门美益集团有限公司 | A kind of water-permeable brick permeability rate assay method |
| 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 |
| 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 |
| CN112326531A (en) * | 2018-01-18 | 2021-02-05 | 中国建筑材料科学研究总院有限公司 | Permeable pavement water permeability coefficient testing device capable of improving sealing performance |
| CN112378831A (en) * | 2018-01-18 | 2021-02-19 | 中国建筑材料科学研究总院有限公司 | Reduce permeable pavement coefficient of permeability testing arrangement that strikes |
| CN112326531B (en) * | 2018-01-18 | 2024-01-30 | 中国建筑材料科学研究总院有限公司 | Improve leakproofness's permeable pavement coefficient of water permeability testing arrangement |
| CN112378831B (en) * | 2018-01-18 | 2024-01-30 | 中国建筑材料科学研究总院有限公司 | Reduce permeable pavement water permeability coefficient testing arrangement of impact |
| CN112326527A (en) * | 2020-10-26 | 2021-02-05 | 江苏省交通工程集团有限公司 | Concrete detection method for road and bridge construction |
| CN116359092A (en) * | 2023-03-16 | 2023-06-30 | 济南通达公路工程有限公司 | Water permeability testing method for permeable concrete pavement |
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Application publication date: 20130508 |