CN202869936U - Pavement seepage meter - Google Patents
Pavement seepage meter Download PDFInfo
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- CN202869936U CN202869936U CN 201220549926 CN201220549926U CN202869936U CN 202869936 U CN202869936 U CN 202869936U CN 201220549926 CN201220549926 CN 201220549926 CN 201220549926 U CN201220549926 U CN 201220549926U CN 202869936 U CN202869936 U CN 202869936U
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- conduit
- sealing ring
- pavement seepage
- seepage instrument
- base
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Abstract
The utility model provides a pavement seepage meter. The pavement seepage meter comprises a pedestal including a hollow cavity, a conduit arranged above the pedestal, a fixed base above the conduit, a valve, a measuring cylinder above the fixed base, and a sealing ring, wherein the hollow cavity is arranged at the center of the lower part of the pedestal, and extends downwards to penetrate through the bottom surface of the pedestal; one end of the conduit is connected with the pedestal; the fixed base is connected with the other end of the conduit; the valve is arranged at the conduit and is used for controlling liquid flowing in the conduit; the measuring cylinder is inserted into the fixed base from the upward side of the fixed base; the sealing ring is located inside the hollow cavity, and a liquid flowing from the conduit flows outside from the sealing ring; and the sealing ring includes a waterproof edge, which extends downwards from the lower surface of the sealing ring.
Description
Technical field
The utility model relates to the test detecting instrument device in the road construction, relates in particular to a kind of novel pavement seepage instrument.
Background technology
Because asphalt pavement structure is bearing more than the more harsh water erosion of road surfaces, the flowing pressure that road table ponding produces under the high speed traveling tire can directly run through asphalt mat, for alleviate the Moisture Damage of road surface structare layer as far as possible, require the interlaminar bonding material not only should have the height dense water and also certain anti-damage by water ability should be arranged.
We use the pavement seepage instrument to be used for analytical unit in the time in road construction usually at present, infiltrate the test detecting instrument device of the water yield under certain area road surface, estimate the permeability performance on road surface with this as the pavement seepage coefficient, thereby reflect the situations such as gradation composition of pavement asphalt mixture.It has become an important indicator estimating Pavement Performance.Common water creep appearance comprises a base, and the annular bottom surface of this base is the plane, and column support and graduated cylinder connect.After using for a long time, find, because bituminous pavement is uneven, there is the connectivity gap that encapsulant sometimes can't shutoff bituminous pavement surface usually in water creep appearance of the prior art when detecting, the problem that water outwards flows out from the space of the below of encapsulant, make the hydraulic performance decline of sealing, and then cause the data out of true of detection.
The utility model is desirable to provide a kind of novel water creep appearance, and it is inadequate to solve seal degree.The uncontrollable problem in discharge area, the data that detection is obtained are more accurate.
The utility model content
The problems such as the seal degree that exists for water creep appearance in the prior art is inadequate, the discharge area is uncontrollable, the purpose of this utility model provides a kind of pavement seepage instrument.
According to an aspect of the present utility model, a kind of pavement seepage instrument is provided, and this pavement seepage instrument comprises: base 1, and described base 1 comprises a cavity 11, described cavity 11 is positioned at the lower central of described base 1, and described cavity 11 extends through the bottom surface of described base 1 downwards; Conduit 2 is positioned at the top of described base 1, and an end of described conduit 2 connects described base 1; Holder 3 is positioned at the top of described conduit 2, and described holder 3 is connected with the other end of described conduit 2; Valve 4, described valve 4 are arranged at described conduit 2 places, control the liquid flow in the described conduit 2; Graduated cylinder 5 is positioned at the top of described holder 3, and described graduated cylinder 5 inserts the described holder 3 from the top of described holder 3; Wherein, the two ends of described conduit 2 are the described cavity 11 of conducting and described graduated cylinder 5 respectively, and the interior area of section of described conduit 2 is less than or equal to the interior area of section of described graduated cylinder 5; Sealing ring 7, described sealing ring 7 is positioned at the inside of described cavity 11, and the liquid that flows out in the described conduit 2 all flows out from described sealing ring 7; It is characterized in that described sealing ring 7 also comprises a waterproof edges 71, described waterproof edges 71 by the edge of described sealing ring 7 lower surfaces to downward-extension.
Preferably, the inwall seamless welding of described sealing ring 7 and described cavity 11.
Preferably, described sealing ring 7 is fitted with described cavity 11, scribbles encapsulant 9 between described sealing ring 7 and the described cavity 11.
Preferably, the xsect of described sealing ring 7 is circular, and the internal diameter of described waterproof edges 71 is 15cm.
Preferably, described base 1 also comprises a vent hole 12, and described vent hole 12 is through to the cavity 11 of described base 1 from the upper surface of described base 1, and described pavement seepage instrument comprises an air release 13, the exhaust of the described vent hole 12 of described air release 13 controls.
Preferably, it is conical that described cavity 11 is, and its top connects described conduit 2, and its bottom extends through the bottom surface of described base 1 downwards.
Preferably, the upper surface of described holder 3 is provided with a groove 31, and the shape of described groove 31, size and described graduated cylinder 5 adapt, and described graduated cylinder 5 inserts described groove 31 from the top of described holder 3.
Preferably, also be provided with column support 6 between described base 1 and the described holder 3, described column support 6 one ends insert described base 1, and the other end passes described holder 3, are used for fixing described holder 3.
Preferably, described valve 4 is a baffle plate, the area of plane of described baffle plate equates with the cross-sectional area of described conduit 2, it comprises a release position and an off-position, described baffle plate around point of fixity can 0 degree to 90 degree rotations, when its rotation when vertical with the inwall of described conduit 2, be in described off-position, when its rotation is extremely parallel with the inwall of described conduit 2, be in described release position.
Preferably, described pavement seepage instrument also comprises a ballast iron ring 8, and described ballast iron ring 8 is positioned over the top of described base 1.
Preferably, described pavement seepage instrument also comprises the leader, and described handle is arranged at the upper surface of described base 1.
The utility model passes through to increase a waterproof edges at the lower surface of the sealing ring of pavement seepage instrument, when measuring the pavement seepage performance, described waterproof edges is inserted the zone that needs mensuration, thereby the water that is used for measuring in the graduated cylinder all flows in the zone that described waterproof edges inserts, and the measuring accuracy of pavement seepage instrument is enhanced.
Description of drawings
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present utility model will become:
Fig. 1 illustrates the vertical section structure synoptic diagram according to the pavement seepage instrument of the first embodiment of the present utility model; And
Fig. 2 illustrates the vertical section structure synoptic diagram according to the pavement seepage instrument of the second embodiment of the present utility model.
Embodiment
Below in conjunction with drawings and Examples technology contents of the present utility model is described further:
Fig. 1 shows according to the first embodiment of the present utility model, the vertical section structure synoptic diagram of pavement seepage instrument.Particularly, described pavement seepage instrument analytical unit is in the time, infiltrate the test detecting instrument device of the water yield under certain area road surface, thereby estimate the permeability performance on road surface as the pavement seepage coefficient, it comprises: base 1, conduit 2, holder 3, valve 4 and graduated cylinder 5.Wherein, described holder 3 is positioned at described base 1 top, and described graduated cylinder 5 is fixed on the described holder 3, and by described conduit 2 conductings, described valve 4 is arranged at described conduit 2 places between described holder 1 and the described base 1.
More specifically, described base 1 comprises a cavity 11, and described cavity 11 is positioned at the inside of described base 1, and it is in the central authorities of described base 1 Lower Half, and described cavity 11 is from the inside of described base 1 to downward-extension and run through the bottom surface of described base 1.Preferably, in the embodiment shown in fig. 1, described cavity 11 is turbination, and the cross sectional dimensions at its top is identical with the cross-sectional area of described conduit 2, the top of described cavity 11 is connected, by described graduated cylinder 5 conductings of described conduit 2 with described conduit 2 tops with described conduit 2.
Further, an end of described conduit 2 connects the described cavity 11 of described base 1 inside, and its other end connects described holder 3, and described conduit 2 connect described holders 3 and with described graduated cylinder 5 conductings that place described holder 3 tops.
More specifically, described graduated cylinder 5 inserts the described holder 3 from the top of described holder 3, and connect described holder 3 by described conduit 2, make inside and 2 conductings of described conduit of described graduated cylinder 5, and then the liquid of described graduated cylinder 5 inside flows to the described cavity 11 of described base 1 inside through described conduit 2.According to embodiment illustrated in fig. 1, more specifically, the upper surface of described holder 3 is provided with a groove 31, and the shape of described groove 31, size and described graduated cylinder 5 adapt, described graduated cylinder 5 inserts described groove 31 from the top of described holder 3, thereby described graduated cylinder 5 is connected with described holder 3.
Further, according to embodiment illustrated in fig. 1, the middle part of described conduit 2 also is provided with a valve 4, and described valve 4 is used for controlling the liquid flow of described conduit 2 and the speed that liquid stream flows.Particularly, in the embodiment shown in fig. 1, described valve 4 is a baffle plate, and the area of described baffle plate equates with the cross-sectional area of described conduit 2.More specifically, described valve 4 comprises a release position and an off-position, described valve 4 around the described baffle plate of described point of fixity can 0 degree to 90 degree rotations, when its rotation when vertical with the inwall of described conduit 2, be in described off-position, described conduit 2 will stop to continue circulation; Described valve 4 rotates to the process of described release position from described off-position, and the fluid floies in the described conduit 2 increase gradually, when its rotation is extremely parallel with the inwall of described conduit 2, is in described release position, and the flow in the described conduit 2 is maximum at this moment.
Further, described graduated cylinder 5 is positioned at the top of described holder 3, described graduated cylinder 5 inserts the described holder 3 from the top of described holder 3, wherein, the cross-sectional area of described conduit 2 is less than the cross-sectional area of described graduated cylinder 5, in the described graduated cylinder 5 a certain amount of water is housed, when described valve 4 is opened, water in the described graduated cylinder 5 flows to described cavity 11 from described conduit 2, then infiltrate ground, can draw the water yield of infiltrating ground by the scale on the described graduated cylinder 5, and then calculate the infiltration coefficient on road surface.
In the first embodiment shown in Figure 1, described pavement seepage instrument also comprises column support 6, and described column support 6 is between described base 1 and described holder 3, and an end of described column support 6 inserts described base 1, the other end passes described holder 3, with fixing described holder 3.More specifically, in the present embodiment, preferably, described pavement seepage instrument comprises three root post supports 6, described three root post supports 6 be distributed in uniformly described conduit 2 around, make described holder 3 and described graduated cylinder 5 more stable firmly.And change in the example at some, it is more that described column support 6 also can arrange, and for example four, five or the six roots of sensation it will be appreciated by those skilled in the art that these change example and can realize that all it will not go into details herein.
Described pavement seepage instrument comprises that also a vent hole 12 described vent holes 12 are through to the cavity 11 of described base 1 from the upper surface of described base 1, described pavement seepage instrument comprises an air release 13, the exhaust of the described vent hole 12 of described air release 13 controls, make described pavement seepage instrument before detecting first with the Bas Discharged of described cavity 11 inside, guarantee the accuracy of the data measured.
Further, in preference shown in Figure 1, described pavement seepage instrument also comprises a ballast iron ring 8, and described ballast iron ring 8 is positioned over the top of described base 1.Described ballast iron ring 8 is pushed down described base 1 when detecting, place more tight when making detection between described base 1 and the detection road surface.
Further, change in the example at one, described pavement seepage instrument can also comprise leader's (not shown), and described handle is arranged at the upper surface of described base 1, and it makes the handling of described pavement seepage instrument more convenient.
Further, described pavement seepage instrument also comprises a sealing ring 7, and described sealing ring 7 is positioned at the inside of described cavity 11, and the tracer liquid that flows out in the described conduit 2 all flows out from described sealing ring 7, to avoid the outflow surveyed area of liquid, make the data of detection more accurate.More specifically, described sealing ring 7 comprises a waterproof edges 71, and to downward-extension, 7 regions of described sealing ring namely are zones to be detected to described waterproof edges 71 by the edge of described sealing ring 7 lower surfaces.Preferably, the xsect of described sealing ring 7 is circular, and the internal diameter of described waterproof edges 71 is 15cm.
More specifically, in the embodiment shown in fig. 1, the inwall seamless welding of described sealing ring 7 and described cavity 11, make the water of described cavity 11 inside can just flow into described sealing ring 7 and with the surveyed area of the waterproof edges 71 corresponding appointments of described sealing ring 7.
Fig. 2 shows according to the second embodiment of the present utility model, the vertical section structure synoptic diagram of the pavement seepage instrument of pavement seepage instrument.Particularly, in the present embodiment, described pavement seepage instrument comprises sealing ring 7, the lower surface of described sealing ring 7 is provided with a waterproof edges 71 to downward-extension, different from above-described embodiment is that described sealing ring 7 does not link to each other with cavity 11, when detecting, described sealing ring 7 is fitted with described cavity 11, and scribbles encapsulant 9 between described sealing ring 7 and the described cavity 11.Described encapsulant 9 prevents that the water that described conduit 2 flows out from flowing out from the slit of sealing ring 7 and described cavity 11.Described sealing ring 7 prevents outside the current direction surveyed area of described cavity 11 interior outflows by described waterproof edges 71 equally.It will be appreciated by those skilled in the art that these change example and all can be achieved in conjunction with embodiment illustrated in fig. 2, it will not go into details herein.
In conjunction with above-mentioned Fig. 1 and embodiment illustrated in fig. 2, more further, those skilled in the art understand, the utility model passes through to increase a waterproof edges at the lower surface of the sealing ring of pavement seepage instrument, when measuring the pavement seepage performance, described waterproof edges inserted needs the zone measured, thereby the water that is used for measuring in the graduated cylinder all flows in the zone that described waterproof edges inserts, and the measuring accuracy of pavement seepage instrument is enhanced.
More than specific embodiment of the utility model is described.It will be appreciated that the utility model is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (11)
1. pavement seepage instrument, this pavement seepage instrument comprises:
Base (1), described base (1) comprises a cavity (11), described cavity (11) is positioned at the lower central of described base (1), and described cavity (11) extends through the bottom surface of described base (1) downwards;
Conduit (2) is positioned at the top of described base (1), and an end of described conduit (2) connects described base (1);
Holder (3) is positioned at the top of described conduit (2), and described holder (3) is connected with the other end of described conduit (2);
Valve (4), described valve (4) is arranged at described conduit (2) and locates, and controls the liquid flow in the described conduit (2);
Graduated cylinder (5) is positioned at the top of described holder (3), and described graduated cylinder (5) inserts the described holder (3) from the top of described holder (3);
Wherein, the two ends of described conduit (2) are the described cavity of conducting (11) and described graduated cylinder (5) respectively, and the interior area of section of described conduit (2) is less than or equal to the interior area of section of described graduated cylinder (5);
Sealing ring (7), described sealing ring (7) is positioned at the inside of described cavity (11), and the liquid that flows out in the described conduit (2) all flows out from described sealing ring (7);
It is characterized in that described sealing ring (7) also comprises a waterproof edges (71), described waterproof edges (71) by the edge of described sealing ring (7) lower surface to downward-extension.
2. pavement seepage instrument according to claim 1 is characterized in that, the inwall seamless welding of described sealing ring (7) and described cavity (11).
3. pavement seepage instrument according to claim 1 is characterized in that, described sealing ring (7) is fitted with described cavity (11), scribbles encapsulant (9) between described sealing ring (7) and the described cavity (11).
4. according to claim 2 or 3 described pavement seepage instrument, it is characterized in that the xsect of described sealing ring (7) is circular, the internal diameter of described waterproof edges (71) is 15cm.
5. pavement seepage instrument according to claim 1, it is characterized in that, described base (1) also comprises a vent hole (12), described vent hole (12) is through to the cavity (11) of described base (1) from the upper surface of described base (1), described pavement seepage instrument comprises an air release (13), and described air release (13) is controlled the exhaust of described vent hole (12).
6. pavement seepage instrument according to claim 1 is characterized in that, it is conical that described cavity (11) is, and its top connects described conduit (2), and its bottom extends through the bottom surface of described base (1) downwards.
7. pavement seepage instrument according to claim 1, it is characterized in that, the upper surface of described holder (3) is provided with a groove (31), the shape of described groove (31), size and described graduated cylinder (5) adapt, and described graduated cylinder (5) inserts described groove (31) from the top of described holder (3).
8. pavement seepage instrument according to claim 1, it is characterized in that, also be provided with column support (6) between described base (1) and the described holder (3), described column support (6) one ends insert described base (1), the other end passes described holder (3), is used for fixing described holder (3).
9. pavement seepage instrument according to claim 1, it is characterized in that, described valve (4) is a baffle plate, the area of plane of described baffle plate equates with the cross-sectional area of described conduit (2), it comprises a release position and an off-position, described baffle plate can rotate by 0 degree to 90 degree around point of fixity, when its rotation when vertical with the inwall of described conduit (2), be in described off-position, when its rotation is extremely parallel with the inwall of described conduit (2), be in described release position.
10. pavement seepage instrument according to claim 1 is characterized in that, described pavement seepage instrument also comprises a ballast iron ring (8), and described ballast iron ring (8) is positioned over the top of described base (1).
11. pavement seepage instrument according to claim 1 is characterized in that, described pavement seepage instrument also comprises the leader, and described handle is arranged at the upper surface of described base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220549926 CN202869936U (en) | 2012-10-25 | 2012-10-25 | Pavement seepage meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220549926 CN202869936U (en) | 2012-10-25 | 2012-10-25 | Pavement seepage meter |
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| Publication Number | Publication Date |
|---|---|
| CN202869936U true CN202869936U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220549926 Expired - Lifetime CN202869936U (en) | 2012-10-25 | 2012-10-25 | Pavement seepage meter |
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| CN (1) | CN202869936U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674805A (en) * | 2013-12-02 | 2014-03-26 | 交通运输部公路科学研究所 | Pavement water-seepage standard device and pavement water-seepage coefficient measurement method |
| CN104897546A (en) * | 2015-06-09 | 2015-09-09 | 沈阳建筑大学 | Seepage meter used for metering low water permeability coefficient |
| CN105203442A (en) * | 2015-10-16 | 2015-12-30 | 山东大学 | In-situ testing instrument and testing method for permeability coefficient of permeable pavement system |
| 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 |
| CN108152187A (en) * | 2017-12-12 | 2018-06-12 | 宁波市华欣建材测试有限公司 | A kind of bituminous paving infiltration coefficient measurement device and measuring method |
| CN109142179A (en) * | 2018-04-30 | 2019-01-04 | 交通运输部公路科学研究所 | Standard analog device and its manufacturing method for simulated roadway infiltration |
-
2012
- 2012-10-25 CN CN 201220549926 patent/CN202869936U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674805A (en) * | 2013-12-02 | 2014-03-26 | 交通运输部公路科学研究所 | Pavement water-seepage standard device and pavement water-seepage coefficient measurement method |
| CN103674805B (en) * | 2013-12-02 | 2016-08-17 | 交通运输部公路科学研究所 | A kind of pavement seepage standard set-up and pavement seepage coefficient metering method |
| CN104897546A (en) * | 2015-06-09 | 2015-09-09 | 沈阳建筑大学 | Seepage meter used for metering low water permeability coefficient |
| CN105203442A (en) * | 2015-10-16 | 2015-12-30 | 山东大学 | In-situ testing instrument and testing method for permeability coefficient of permeable pavement system |
| CN105203442B (en) * | 2015-10-16 | 2017-11-10 | 山东大学 | Porous pavement system infiltration coefficient in-situ test instrument and method of testing |
| 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 |
| CN108152187A (en) * | 2017-12-12 | 2018-06-12 | 宁波市华欣建材测试有限公司 | A kind of bituminous paving infiltration coefficient measurement device and measuring method |
| CN109142179A (en) * | 2018-04-30 | 2019-01-04 | 交通运输部公路科学研究所 | Standard analog device and its manufacturing method for simulated roadway infiltration |
| CN109142179B (en) * | 2018-04-30 | 2024-02-06 | 交通运输部公路科学研究所 | Standard simulation device for simulating pavement water seepage and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130410 |