CN203299096U - Dual-purpose asphalt pavement pressurized water seepage instrument - Google Patents
Dual-purpose asphalt pavement pressurized water seepage instrument Download PDFInfo
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- CN203299096U CN203299096U CN2013202386799U CN201320238679U CN203299096U CN 203299096 U CN203299096 U CN 203299096U CN 2013202386799 U CN2013202386799 U CN 2013202386799U CN 201320238679 U CN201320238679 U CN 201320238679U CN 203299096 U CN203299096 U CN 203299096U
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- pressurization
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- wheel bridge
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Abstract
The utility model provides a dual-purpose asphalt pavement pressurized water seepage instrument which comprises a water seepage instrument and a balancing weight. The water seepage instrument comprises a fixture, a pressurization measuring cylinder, a support plate and an air pump, wherein the fixture comprises an upper clamping plate and a lower clamping plate which are detachably connected; the support plate is fixed on the top surface of the upper clamping plate through a bracket which is vertically arranged; the lower end of the pressurization measuring cylinder sequentially penetrates through the support plate and the upper clamping plate; a sealing cover is mounted at the top end of the pressurization measuring cylinder; an air pressure gauge and a pressurization valve are arranged on the sealing cover; the pressurization valve is connected with the air pump; a control valve is also arranged on the pressurization measuring cylinder between the support plate and the upper clamping plate. The instrument provided by the utility model is convenient to assemble and disassemble, meets site and indoor testing conditions, and can be used for measuring the water seepage coefficients of asphalt pavement materials under the action of different dynamic water pressures and obtaining more accurate measurement results.
Description
Technical field
The utility model relates to a kind of bituminous pavement water creep appearance, is specifically related to a kind of dual-purpose bituminous pavement pressurization water creep appearance.
Background technology
Highway engineering in China pitch and Asphalt Mixture Experiment rules (JTG E20-2011) regulation water penetration test instrument, for using at the scene, only is determined at the infiltration coefficient on road surface under hydrostatic force.And the water creep appearance that pressurizes at present only can be qualitative and permeability performance that can not the indoor moulding rut of quantitative evaluation plate test specimen asphalt, do not reach the purpose consistent with actual road surface working condition.
Summary of the invention
For the problem that exists in the middle of the above-mentioned background technology, the purpose of this utility model is to provide a kind of dual-purpose bituminous pavement pressurization water creep appearance, can meet simultaneously the requirement of on-the-spot and laboratory seepage, measure the infiltration coefficient of asphalt pavement material under different flowing pressure effects, and improve measuring accuracy.
In order to realize above-mentioned task, the technical solution adopted in the utility model is:
A kind of dual-purpose bituminous pavement pressurization water creep appearance comprises water creep appearance and balancing weight:
Described water creep appearance comprises fixture, pressurization graduated cylinder, support plate and air pump, and described fixture comprises train wheel bridge and lower plate, and train wheel bridge adopts detachable the connection with lower plate; By the fixing described support plate of the support that vertically arranges, the lower end of described pressurization graduated cylinder is passed support plate and train wheel bridge successively on the end face of train wheel bridge;
The top of described pressurization graduated cylinder is equipped with gland bonnet, is provided with rain glass and pressurizing valve on gland bonnet, and pressurizing valve is connected with described air pump; Also be provided with operation valve on the pressurization graduated cylinder between support plate and train wheel bridge.
Preferably, described train wheel bridge connects by clamping screw with lower plate.
Preferably, the top and bottom of described pressurization graduated cylinder all are equipped with the O RunddichtringO.
Technical characterstic of the present utility model is, be different from traditional water creep appearance and only can be used for the road surface Site Detection, also be different from the conventional pressurized water creep appearance and only can be used for shop experiment qualitative detection test specimen permeability performance, it is applicable to simultaneously Site Detection and indoor test specimen detects test, and can quantitatively detect the ground surface material infiltration coefficient, and measurement result is more accurate.
Description of drawings
Fig. 1 is the structural representation of water creep appearance in the utility model;
Fig. 2 is the structural representation of balancing weight in the utility model;
Number in the figure represents respectively: 1-rain glass, 2-pressurizing valve, 3-gland bonnet, 4-pressurization graduated cylinder, 5-support, 6-operation valve, 7-fixture, 71-train wheel bridge, 72-lower plate, 8-air pump, 9-balancing weight, 10-support plate;
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Embodiment
Below provide specific embodiment of the utility model, need to prove that the utility model is not limited to following specific embodiment, all equal conversion carrying out on the technical solutions of the utility model basis are all in protection domain of the present utility model.
Embodiment
Defer to technique scheme, as depicted in figs. 1 and 2, a kind of dual-purpose bituminous pavement pressurization water creep appearance comprises water creep appearance and balancing weight 9:
Described water creep appearance comprises fixture 7, pressurization graduated cylinder 4, support plate 10 and air pump 8, and described fixture 7 comprises train wheel bridge 71 and lower plate 72, and train wheel bridge 71 adopts detachable the connection with lower plate 72; The fixing described support plate 10 of support 5 by vertically arranging on the end face of train wheel bridge 71, the lower end of described pressurization graduated cylinder 4 is passed support plate 10 and train wheel bridge 71 successively;
The top of described pressurization graduated cylinder 4 is equipped with gland bonnet 3, is provided with rain glass 1 and pressurizing valve 2 on gland bonnet 3, and pressurizing valve 2 is connected with described air pump 8; Also be provided with operation valve 6 on the pressurization graduated cylinder 4 between support plate 10 and train wheel bridge 71.
Preferably, described train wheel bridge 71 is connected and is connected by clamping screw with lower plate, with for convenience detach.
Preferably, the top and bottom of described pressurization graduated cylinder 4 all are equipped with the O RunddichtringO, prevent the pressure process gas leak, and when seeped water in pressurization graduated cylinder 4 bottoms, water can not ooze out towards periphery.
When utilizing this water creep appearance to carry out on-the-spot water penetration test, remove the base lower plate, water creep appearance directly is positioned over road surface, add balancing weight 9 on the base upper plate; Open gland bonnet 3,, toward the interior water filling 600ml of pressurization graduated cylinder 4, tighten gland bonnet 3, open air pump 8 and pressurizing valve 2, inflation, close pressurizing valve 2 as required; Open operation valve 6, pressurization is oozed in graduated cylinder 4 under water, when the 100ml scale is down in underwater, starts immediately manual time-keeping and record scale once every 60s, during to 500ml till.If the underwater reduction of speed is spent the water percolating capacity that records slowly 3min and is got final product; If decline rate is very fast, just reach the 500ml scale less than 3min, record arrives the time of 500ml scale mark; , if the water surface is down to a certain degree substantially motionless, illustrate that ground surface material is substantially waterproof.Ground surface material infiltration coefficient C is by formula
Calculate,
In formula: V
1---water yield during timing for the first time (ml) is generally 100ml;
V
2---water yield during timing for the second time (ml) is generally 500ml;
t
1---timing time for the first time;
t
2---timing time for the second time;
When carrying out laboratory seepage, remove balancing weight 9, the rut plate test specimen of moulding is placed in fixture 7, clamp by train wheel bridge 71 and lower plate 72; Open gland bonnet 3,, toward the interior water filling 600ml of pressurization graduated cylinder 4, tighten gland bonnet 3, open air pump 8 and pressurizing valve 2 and inflate as required, close pressurizing valve 2; Open operation valve 6, ooze under water in pressurization graduated cylinder 4, same method writing time and water percolating capacity while pressing with above-mentioned on-the-spot water penetration test.
Claims (3)
1. a dual-purpose bituminous pavement pressurization water creep appearance, is characterized in that, comprises water creep appearance and balancing weight (9):
Described water creep appearance comprises fixture (7), pressurization graduated cylinder (4), support plate (10) and air pump (8), and described fixture (7) comprises train wheel bridge (71) and lower plate (72), and train wheel bridge (71) adopts detachable the connection with lower plate (72); By the fixing described support plate (10) of the support (5) that vertically arranges, the lower end of described pressurization graduated cylinder (4) is passed support plate (10) and train wheel bridge (71) successively on the end face of train wheel bridge (71);
The upper end of described pressurization graduated cylinder (4) is equipped with gland bonnet (3), is provided with rain glass (1) and pressurizing valve (2) on gland bonnet (3), and pressurizing valve (2) is connected with described air pump (8); Also be provided with operation valve (6) on the pressurization graduated cylinder (4) between support plate (10) and train wheel bridge (71).
2. dual-purpose bituminous pavement pressurization water creep appearance as claimed in claim 1, is characterized in that, described train wheel bridge (71) is connected 72 with lower plate) connect by clamping screw.
3. dual-purpose bituminous pavement pressurization water creep appearance as claimed in claim 1, is characterized in that, the top and bottom of described pressurization graduated cylinder (4) all are equipped with the O RunddichtringO.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202386799U CN203299096U (en) | 2013-05-06 | 2013-05-06 | Dual-purpose asphalt pavement pressurized water seepage instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202386799U CN203299096U (en) | 2013-05-06 | 2013-05-06 | Dual-purpose asphalt pavement pressurized water seepage instrument |
Publications (1)
| Publication Number | Publication Date |
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| CN203299096U true CN203299096U (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013202386799U Expired - Fee Related CN203299096U (en) | 2013-05-06 | 2013-05-06 | Dual-purpose asphalt pavement pressurized water seepage instrument |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105651664A (en) * | 2014-11-18 | 2016-06-08 | 交通运输部公路科学研究所 | A method for automatically measuring a pavement water permeability coefficient and a device therefor |
| CN105866010A (en) * | 2016-05-31 | 2016-08-17 | 三峡大学 | Field interval rate testing device and method of asphalt pavement |
| CN106568699A (en) * | 2016-11-15 | 2017-04-19 | 长安大学 | Test device and method for testing laminar flow characteristics of asphalt pavement |
| CN106769774A (en) * | 2017-01-13 | 2017-05-31 | 河南省交院工程检测科技有限公司 | Bituminous paving infiltration detection means and the method for the constant pressure varying head that a kind of anti-side is oozed |
| CN106769775A (en) * | 2017-01-13 | 2017-05-31 | 河南省交院工程检测科技有限公司 | Ooze bituminous paving infiltration detection means and method in a kind of dynamic anti-side of water pressurization |
| CN107290263A (en) * | 2017-07-13 | 2017-10-24 | 东南大学 | A kind of tire road surface connects current test device |
| CN113776937A (en) * | 2021-08-30 | 2021-12-10 | 华中科技大学 | Composite laminated plate normal pressure test device |
-
2013
- 2013-05-06 CN CN2013202386799U patent/CN203299096U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105651664A (en) * | 2014-11-18 | 2016-06-08 | 交通运输部公路科学研究所 | A method for automatically measuring a pavement water permeability coefficient and a device therefor |
| CN105866010A (en) * | 2016-05-31 | 2016-08-17 | 三峡大学 | Field interval rate testing device and method of asphalt pavement |
| CN106568699A (en) * | 2016-11-15 | 2017-04-19 | 长安大学 | Test device and method for testing laminar flow characteristics of asphalt pavement |
| CN106769774A (en) * | 2017-01-13 | 2017-05-31 | 河南省交院工程检测科技有限公司 | Bituminous paving infiltration detection means and the method for the constant pressure varying head that a kind of anti-side is oozed |
| CN106769775A (en) * | 2017-01-13 | 2017-05-31 | 河南省交院工程检测科技有限公司 | Ooze bituminous paving infiltration detection means and method in a kind of dynamic anti-side of water pressurization |
| CN106769775B (en) * | 2017-01-13 | 2023-04-21 | 中犇检测认证有限公司 | Device and method for detecting water seepage of side seepage-preventing asphalt pavement under dynamic water pressurization |
| CN106769774B (en) * | 2017-01-13 | 2023-04-21 | 中犇检测认证有限公司 | Asphalt pavement water seepage detection device and method for constant-pressure variable water head capable of preventing side seepage |
| CN107290263A (en) * | 2017-07-13 | 2017-10-24 | 东南大学 | A kind of tire road surface connects current test device |
| CN113776937A (en) * | 2021-08-30 | 2021-12-10 | 华中科技大学 | Composite laminated plate normal pressure test device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20160506 |
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| CF01 | Termination of patent right due to non-payment of annual fee |