CN206281755U - Porous pavement and the dual-purpose instrument for measuring permeability coefficient of test specimen - Google Patents
Porous pavement and the dual-purpose instrument for measuring permeability coefficient of test specimen Download PDFInfo
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- CN206281755U CN206281755U CN201621241214.9U CN201621241214U CN206281755U CN 206281755 U CN206281755 U CN 206281755U CN 201621241214 U CN201621241214 U CN 201621241214U CN 206281755 U CN206281755 U CN 206281755U
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- graduated cylinder
- supporting plate
- cylinder
- support
- water level
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Abstract
The utility model proposes a kind of porous pavement and the dual-purpose instrument for measuring permeability coefficient of test specimen, it includes graduated cylinder, connecting tube, graduated cylinder support frame and base plate；There is graduated cylinder water inlet, the other end to be provided with graduated cylinder supporting plate for one end of graduated cylinder, the middle part of graduated cylinder supporting plate has graduated cylinder delivery port, the upper end of connecting tube is connected to supporting plate and is connected with graduated cylinder by graduated cylinder delivery port, taps valve is installed, the edge of supporting plate is provided with 3 or 4 pole perforation in connecting tube；Graduated cylinder support frame includes circular support seat board, there is support base perforation, edge to be provided with 3 or 4 poles to support the middle part of seat board, graduated cylinder is installed on graduated cylinder support frame by graduated cylinder supporting plate, pole and nut, and the lower end of connecting tube is connected to support seat board and is connected logical with support base perforation；Base plate is the circular slab that middle part has permeable hole, and the external diameter of base plate is equal with the external diameter of support seat board.The coefficient of permeability of the utility model collection road surface and test specimen is detected on one, and simple structure, easy to operate, detection are accurate.
Description
Technical field
The utility model is related to construction material detection means, specifically detects that porous pavement and test specimen coefficient of permeability are determined
Instrument.
Background technology
Coefficient of permeability is one of the most important index on ecological permeable road surface.Road surface coefficient of permeability measuring method Main Basiss
CJJ/T 135-2009《Water-permeable cement concrete pavement technique code》Middle appendix A coefficient of permeability, the method uses variable water level method；
Permeable test specimen coefficient of permeability Main Basiss GB/T 25993-2010《Permeable pavement brick and porous pavement plate》It is saturating in middle appendix C
Water coefficient method of testing, the method uses hydrostatic head method.Test porous pavement is different with the detecting instrument of test specimen, it is necessary to prepare not
Same detecting instrument, haves the shortcomings that testing equipment high cost, it is necessary to improve.
The content of the invention
The purpose of this utility model is to propose a kind of porous pavement and the dual-purpose instrument for measuring permeability coefficient of test specimen, Qi Ji road surfaces and
The coefficient of permeability of test specimen be detected on one, with simple structure, it is easy to operate and detect it is accurate the characteristics of.
The purpose of this utility model can be achieved through the following technical solutions：
Porous pavement and the dual-purpose instrument for measuring permeability coefficient of test specimen, it is characterised in that include graduated cylinder, connecting tube, graduated cylinder support
Frame and base plate.
There is graduated cylinder water inlet, the other end to be provided with graduated cylinder supporting plate, the middle part tool of graduated cylinder supporting plate for one end of the graduated cylinder
There is graduated cylinder delivery port, the upper end of connecting tube is connected to supporting plate and is connected with graduated cylinder by graduated cylinder delivery port, the connecting tube
On taps valve is installed, the edge of the supporting plate is uniformly provided with 3 or 4 poles perforation.
The graduated cylinder support frame includes circular support seat board, supports the middle part of seat board and has support base perforation, edge equal
Even to be provided with 3 or 4 poles, graduated cylinder is installed on graduated cylinder support frame by graduated cylinder supporting plate, pole and nut, the lower end of connecting tube
End is connected to support seat board and is connected logical with support base perforation.
The base plate is the circular slab that middle part has permeable hole, and the external diameter of base plate is equal with the external diameter of support seat board.
Prioritization scheme, the utility model also includes test piece mould, and the test piece mould has mould cylinder, mould cylinder
One end is for water inlet and is externally connected with annular panel, the other end for delivery port and with equally distributed 3 or 4 support feets,
The interior diameter in the lower inner wall in mould cylinder with equally distributed 3 or 4 cross-brace plates, mould cylinder is more than or waits
In the interior diameter of graduated cylinder.
Further prioritization scheme, the utility model also includes high water level switch, low-water level switch and controller, high water level
Switch and the upper and lower part that is respectively placed in graduated cylinder of low-water level switch are simultaneously electrically connected to controller, and the controller is provided with meter
When module and display module, the water that timing module is used to add up in graduated cylinder drops at low-water level switch from high water level switch
Time, display module is used to show the time of timing module detection.
The utility model has following substantive distinguishing features and progress：
1st, the utility model is passed through by the combination of graduated cylinder, graduated cylinder support frame and base plate for detecting road surface coefficient of permeability
The combination of graduated cylinder, graduated cylinder support frame and test piece mould reduces test method and instrument not for detecting test specimen coefficient of permeability
The same resultant error brought, the more actual estimated value of engineering, with easy to operate, simple structure, practicality, data redundancy
High the characteristics of.
2nd, test piece mould can be equipped with according to the different size of test specimen in the utility model, with high using flexible, practicality
The characteristics of.
3rd, the utility model can further carry out self-clocking to test process, reduce artificial reading timing error, simplify
Record and calculation procedure during test, effectively increase detection efficiency.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of test piece mould of the present utility model.
Fig. 3 is the sectional view of test piece mould of the present utility model.
Fig. 4 is the structural representation of controller of the present utility model.
Fig. 5 is the use state figure that the utility model is used to detect porous pavement coefficient of permeability.
Fig. 6 is the use state figure that the utility model is used to detect test specimen coefficient of permeability.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1
Referring to figs. 1 to Fig. 6, porous pavement and the dual-purpose instrument for measuring permeability coefficient of test specimen, its include graduated cylinder 1, connecting tube 13,
Graduated cylinder support frame, base plate 3, test piece mould 4, high water level switch 51, low-water level switch 52 and controller 6.
There is the graduated cylinder water inlet 10, other end to be provided with graduated cylinder supporting plate 12 for one end of the graduated cylinder 1, graduated cylinder supporting plate 12
The upper end that middle part has graduated cylinder delivery port 11, connecting tube 13 is connected to supporting plate 12 and by graduated cylinder delivery port 11 and graduated cylinder 1
Connection, is provided with taps valve 14 in the connecting tube 13, the edge of the supporting plate 23 is uniformly provided with 4 pole perforation.
The graduated cylinder support frame includes circular support seat board 2, supports the middle part of seat board 2 and has support base perforation 21, side
Portion is uniformly provided with 4 poles 22, and graduated cylinder 1 is installed on graduated cylinder support frame by graduated cylinder supporting plate 12, pole 22 and nut 23, even
The lower end of adapter 13 is connected to support seat board 2 and is connected logical with support base perforation 21.
The base plate 3 has the circular slab of permeable hole 30 for middle part, and the external diameter of base plate 3 is equal with the external diameter of support seat board 2,
The interior diameter with diameter greater than graduated cylinder 1 of permeable hole 30.
With specific reference to Fig. 2 and Fig. 3, the test piece mould 4 has mould cylinder 41, and one end of mould cylinder 41 is water inlet
And be externally connected with the annular panel 42, other end for delivery port and there is equally distributed 4 support feets 43, in mould cylinder 41
There is equally distributed 3 cross-brace plates 45, the interior diameter of mould cylinder 41 is more than graduated cylinder 1 in the present embodiment in lower inner wall
Interior diameter.
With reference to Fig. 1 and Fig. 4 is referred to, high water level switch 51 and low-water level switch 52 are respectively placed in the top in graduated cylinder 1 with
Portion is simultaneously electrically connected to controller 6, and the controller 6 is provided with timing module 61 and display module 62, and timing module 61 is used to tire out
Water in hopper 1 drops to the time at low-water level switch 52 from high water level switch 51, and display module 62 is based on showing
When module 61 detection time.
The water body volume that high water level is switched more than 51 and the position of low-water level switch 52 in graduated cylinder 1 in the utility model is respectively
Initial water body volume V1 and terminate water level volume V2, wherein initial water body volume V1 can just fill full test and starting rear water and opening
Close valve 14 to the space between test specimen upper surface to be measured.
When testing the coefficient of permeability of porous pavement using the utility model, first plasticine etc. will be spread on road surface to be tested soft
Property encapsulant, after base plate 3 is pressed on soft encapsulant by the permeable hole 30 of base plate 3 encapsulant remove,
Graduated cylinder 1 and graduated cylinder support are placed on base plate 3 after the oiliness encapsulant such as coating butter on base plate 3（Such as Fig. 5）, check this reality
After new sealing, taps valve 14 is closed, graduated cylinder 1 is filled into water by graduated cylinder water inlet 11, open controller 6, Gao Shui
Bit switch 51, low-water level switch 52, timing module 61 and display module 62 are ready, and test starts, and open taps valve 14,
Water in graduated cylinder 1 starts to fall, and water is first filled with full water switch valve 14 to the space between porous pavement upper surface, and by permeable
Oozed under continuing on road surface.After the water level that controller 6 is sensed in graduated cylinder 1 leaves high water level switch 51, timing module 61 starts to tire out
Meter timing, after the water level that controller 6 is sensed in graduated cylinder 1 leaves low-water level switch 52, timing module 61 stops accumulative timing,
Test terminates, and display module 62 shows water outlet from high water level switch 51（Volume is V1）Drop at low-water level switch 52（Body
Product is V2）Time be T1.Finally calculate the coefficient of permeability of porous pavement, coefficient of permeability computing formula P=(V2-V1)/(AT)；
Wherein, P is coefficient of permeability, and V1 is initial water body volume, Unit/mL, and to terminate water level volume, Unit/mL, T is timing module to V2
The time T1 of 61 detections, the test area that unit s, A are porous pavement are cross-sectional area, the unit of the permeable hole 30 of base plate 3
cm2。
When testing the coefficient of permeability of test specimen using the utility model, test specimen 7 is positioned over the mould cylinder 41 of test piece mould 4
Interior, the bottom of test specimen 7 can not be blocked any more by cross-brace plate 45 and is slid, the soft sealing in space 8 between mould cylinder 41 and test specimen 7
Material（Such as plasticine）Or oiliness encapsulant（Such as butter）Sealing, the coating butter on the annular panel 42 of test piece mould 4, then
Graduated cylinder 1 and graduated cylinder support are placed on test piece mould 4（Such as Fig. 6）, after checking sealing of the present utility model, close taps
Valve 14, continues to operate the permeable system of simultaneously calculation testing piece afterwards using the coefficient of permeability testing procedure and formula of above-mentioned porous pavement
Number.
Claims (3)
1. porous pavement and the dual-purpose instrument for measuring permeability coefficient of test specimen, it is characterised in that include graduated cylinder（1）, connecting tube（13）, amount
Cylinder support frame and base plate（3）；
The graduated cylinder（1）One end there is graduated cylinder water inlet（10）, the other end be provided with graduated cylinder supporting plate（12）, graduated cylinder supporting plate
（12）Middle part there is graduated cylinder delivery port（11）, connecting tube（13）Upper end be connected to supporting plate（12）And by graduated cylinder delivery port
（11）With graduated cylinder（1）Interior connection, the connecting tube（13）On taps valve is installed（14）, the supporting plate（12）Edge it is equal
It is even to be provided with 3 or 4 pole perforation；
The graduated cylinder support frame includes circular support seat board（2）, support seat board（2）Middle part with support base perforate（21）、
Edge is uniformly provided with 3 or 4 poles（22）, graduated cylinder（1）By graduated cylinder supporting plate（12）, pole（22）And nut（23）It is installed on
On graduated cylinder support frame, connecting tube（13）Lower end be connected to support seat board（2）And perforated with support base（21）Connection is logical；It is described
Base plate（3）For middle part has permeable hole（30）Circular slab, base plate（3）External diameter with support seat board（2）External diameter it is equal.
2. porous pavement according to claim 1 and the dual-purpose instrument for measuring permeability coefficient of test specimen, it is characterised in that also include
Test piece mould（4）, the test piece mould（4）With mould cylinder（41）, mould cylinder（41）One end is for water inlet and outer connects
It is connected to annular panel（42）, the other end be delivery port and with equally distributed 3 or 4 support feets（43）, mould cylinder（41）
There is equally distributed 3 or 4 cross-brace plates in interior lower inner wall（45）, mould cylinder（41）Interior diameter be more than or wait
In graduated cylinder（1）Interior diameter.
3. porous pavement according to claim 1 and 2 and the dual-purpose instrument for measuring permeability coefficient of test specimen, it is characterised in that：Also wrap
High water level has been included to switch（51）, low-water level switch（52）And controller（6）, high water level switch（51）And low-water level switch（52）Point
Graduated cylinder is not placed in it（1）Interior upper and lower part is simultaneously electrically connected to controller（6）, the controller（6）It is provided with timing module
（61）And display module（62）, timing module（61）For adding up graduated cylinder（1）Interior water is switched from high water level（51）Place drops to
Low-water level switch（52）The time at place, display module（62）For showing timing module（61）The time of detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621241214.9U CN206281755U (en) | 2016-11-21 | 2016-11-21 | Porous pavement and the dual-purpose instrument for measuring permeability coefficient of test specimen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621241214.9U CN206281755U (en) | 2016-11-21 | 2016-11-21 | Porous pavement and the dual-purpose instrument for measuring permeability coefficient of test specimen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206281755U true CN206281755U (en) | 2017-06-27 |
Family
ID=59082624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621241214.9U Active CN206281755U (en) | 2016-11-21 | 2016-11-21 | Porous pavement and the dual-purpose instrument for measuring permeability coefficient of test specimen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110501275A (en) * | 2019-09-16 | 2019-11-26 | 唐山学院 | A kind of steel-slag mixture water penetration measurement device |
| CN112285000A (en) * | 2018-01-18 | 2021-01-29 | 中国建筑材料科学研究总院有限公司 | Be suitable for great water permeability coefficient testing arrangement of permeable pavement |
-
2016
- 2016-11-21 CN CN201621241214.9U patent/CN206281755U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285000A (en) * | 2018-01-18 | 2021-01-29 | 中国建筑材料科学研究总院有限公司 | Be suitable for great water permeability coefficient testing arrangement of permeable pavement |
| 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 |
| CN112285000B (en) * | 2018-01-18 | 2024-01-30 | 中国建筑材料科学研究总院有限公司 | Be suitable for great coefficient testing arrangement that permeates water of permeable pavement |
| 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 |
| 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 |
| CN110501275A (en) * | 2019-09-16 | 2019-11-26 | 唐山学院 | A kind of steel-slag mixture water penetration measurement device |
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