CN111426621A - Asphalt pavement water seepage performance measuring device - Google Patents
Asphalt pavement water seepage performance measuring device Download PDFInfo
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- CN111426621A CN111426621A CN202010377187.2A CN202010377187A CN111426621A CN 111426621 A CN111426621 A CN 111426621A CN 202010377187 A CN202010377187 A CN 202010377187A CN 111426621 A CN111426621 A CN 111426621A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
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Abstract
The invention discloses a measuring device for asphalt pavement water seepage performance, which is used for plugging by melting a paraffin ring and can seep and plug a gap to ensure the measuring accuracy, and is characterized in that one end of a rotating rod is hinged with one end of a fixed rod through a hinged connecting shaft, the other end of the rotating rod is provided with a connecting lantern ring, the other end of the fixed rod is provided with a connecting lantern ring, one ends of two measuring cylinders are respectively sleeved in the two connecting lantern rings, one end of each measuring cylinder is connected with a base, a water inlet pipe is connected with the other end of each measuring cylinder and communicated, the middle part of the base is provided with a circular table hole, the circular table hole is communicated with the measuring cylinders, the bottoms of the circular tables are provided with trapezoidal pressure grooves which are annular grooves, the paraffin ring is sleeved in the trapezoidal pressure grooves, the bottoms of the paraffin rings are exposed out of the trapezoidal pressure grooves, and heating wires are embedded, the heating wire is coiled on two sides of the trapezoidal pressure groove, the pressure ring is embedded on the base, and the pedal is arranged on the base.
Description
Technical Field
The invention discloses a device for measuring the water permeability of an asphalt pavement, relates to a device for measuring the water permeability of the asphalt pavement, and belongs to the field of municipal engineering. In particular to a measuring device which can perform plugging by melting a paraffin ring, can perform infiltration plugging on a gap and ensures the measuring accuracy.
Background
The road surface crack is one of the common diseases of the road, it is along with the whole service life of the road, and aggravate with the increase of the road age, the road surface crack not only affects the road appearance and the travelling comfort, but also is easy to expand and causes the structural damage of the road surface, shorten the service life of the road surface, therefore need measure its water permeability in the initial stage of crack, and carry on the repair of different ways to the crack according to measuring the structure, and the existing apparatus for measuring water permeability of bituminous pavement its seal structure of base usually adopts the rubber seal ring, form the seal structure by pressing the seal ring to paste on the bituminous pavement, but because there are complicated tiny chinks on the bituminous pavement, the seal ring is sealed and is difficult to agree with these tiny chinks, cause the apparatus some water to flow out from chink, influence the accuracy of the experimental result.
The publication number CN209043769U discloses a device for testing the water seepage resistance of an asphalt pavement, which comprises a base, a weight ring, a lower through pipe, an upper frame and a measuring cylinder, wherein the base is placed on the asphalt pavement, the lower through pipe is arranged above the base, the upper end of the lower through pipe is connected with the upper frame, and the lower end of the measuring cylinder is hermetically fixed in the upper frame; the weight ring is placed on the base; be provided with electric heating component in the bottom of base, electric heating component is the loop configuration who encircles the base bottom, and the center of electric heating component's lower surface is provided with wedge-shaped part, and wedge-shaped component's tip sets up down, and the device heats the softening to bituminous paving through the heater block to this forms seal structure, but this kind of heating methods can lead to the fact destruction to bituminous paving's surface, influences the aesthetic property on road surface.
Publication No. CN210294006U discloses a road surface water permeability testing device, which comprises a testing cylinder body with scale marks, a switch valve, an upper sensing element, a lower sensing element and a display element; the upper sensing element and the lower sensing element are arranged on the testing cylinder body from top to bottom, and are electrically connected with the display element; the bottom of the testing cylinder body is used for being attached to the crack of the road surface, the switch valve is arranged on the testing cylinder body and used for enabling water in the testing cylinder body to flow into the crack or blocking the water in the testing cylinder body from flowing into the crack, the base of the device is sealed through the compression sealing ring, and the sealing effect is poor.
Disclosure of Invention
In order to improve the situation, the invention provides the measuring device for the water seepage performance of the asphalt pavement, which is used for plugging by melting the paraffin ring, can be used for plugging the gap by infiltration and ensures the measuring accuracy.
The invention relates to a device for measuring the water permeability of an asphalt pavement, which is realized by the following steps: the invention relates to a device for measuring the water seepage performance of an asphalt pavement, which consists of a base, a water inlet pipe, measuring cylinders, a pedal plate, a connecting sleeve ring, a control switch, a weight ring, a rotating rod, a hinged connecting shaft, a fixed rod, a trapezoidal pressure groove, a paraffin ring and a heating wire, wherein one end of the rotating rod is hinged with one end of the fixed rod through the hinged connecting shaft, the other end of the rotating rod is provided with the connecting sleeve ring, the other end of the fixed rod is provided with the connecting sleeve ring, one ends of the two measuring cylinders are respectively sleeved in the two connecting sleeve rings, one end of the measuring cylinder is connected with the base, the water inlet pipe is connected with the other end of the measuring cylinder and communicated with the base, the middle part of the base is provided with a circular table hole, the circular table hole is communicated with the measuring cylinders, the bottom of the circular table is provided with the trapezoidal pressure groove, the trapezoidal pressure groove is, the heating wire is wound on two sides of the trapezoidal pressure groove, the weight ring is embedded on the base, a pedal plate is arranged on the base, a through groove is formed in the rotating rod, a through groove is formed in the fixing rod, a sliding sleeve is arranged between the connecting lantern ring and the measuring cylinder, anti-skidding grooves are formed in the pedal plate, the number of the measuring cylinders is increased to be more than three, a baffle is arranged at the bottom of the circular truncated cone hole, the control switch is arranged on the base, and the control switch controls the on-off of the heating wire;
furthermore, two groups of M-shaped grooves are formed in the bottom of the base, one group of M-shaped grooves are located between the trapezoidal pressure groove and the outer wall of the base to form outer M-shaped tooth pressure edges, and the other group of M-shaped grooves are located between the circular table holes and the trapezoidal pressure groove to form inner M-shaped tooth pressure edges.
Has the beneficial effects.
The method can form an effective sealing structure aiming at small gaps of the asphalt pavement, and the accuracy of an experiment is guaranteed.
Secondly, adopt the mode of softening paraffin to seal, can not cause the destruction to bituminous paving, easily follow-up recovery clearance through the environmental protection.
Thirdly, the use and the operation are simple and convenient, and the road surface can be adapted to uneven road surface.
And the stability of the vertical measuring cylinder is better due to the double measuring structures.
Drawings
FIG. 1 is a three-dimensional structure diagram of a device for measuring the water permeability of an asphalt pavement.
FIG. 2 is a schematic structural diagram of the device for measuring the water permeability of the asphalt pavement.
FIG. 3 is a perspective view of the apparatus for measuring the water permeability of an asphalt pavement according to embodiment 2 of the present invention.
In the attached drawings
Wherein the method comprises the following steps: the device comprises a base (1), a water inlet pipe (2), a measuring cylinder (3), a pedal plate (4), a connecting sleeve ring (5), a control switch (6), a weight pressing ring (7), a rotating rod (8), a hinged connecting shaft (9), a fixing rod (10), a trapezoidal pressure groove (11), a paraffin ring (12), a heating wire (13), an inner M-shaped tooth pressure side (14) and an outer M-shaped tooth pressure side (15).
The specific implementation mode is as follows:
example 1
The invention relates to a device for measuring the water permeability of an asphalt pavement, which is realized by the following steps: the invention relates to a device for measuring the water seepage performance of an asphalt pavement, which consists of a base (1), a water inlet pipe (2), a measuring cylinder (3), a pedal plate (4), a connecting lantern ring (5), a control switch (6), a weight ring (7), a rotating rod (8), a hinged connecting shaft (9), a fixed rod (10), a trapezoidal indent (11), a paraffin ring (12) and a heating wire (13), wherein one end of the rotating rod (8) is hinged with one end of the fixed rod (10) through the hinged connecting shaft (9), the other end of the rotating rod (8) is provided with the connecting lantern ring (5), the other end of the fixed rod (10) is provided with the connecting lantern ring (5), one ends of the two measuring cylinders (3) are respectively sleeved in the two connecting lantern rings (5), one end of the measuring cylinder (3) is connected with the base (1), the water inlet pipe (2) is connected with the other end of the measuring cylinder (, the middle of the base (1) is provided with a circular table hole which is communicated with the measuring cylinder (3), the bottom of the circular table is provided with a trapezoidal pressure groove (11), the trapezoidal pressure groove (11) is an annular groove, a paraffin ring (12) is sleeved in the trapezoidal pressure groove (11), the bottom of the paraffin ring (12) is exposed out of the trapezoidal pressure groove (11), a heating wire (13) is embedded in the circular table, the heating wire (13) is wound on two sides of the trapezoidal pressure groove (11), a weight ring (7) is embedded on the base (1), the base (1) is provided with a pedal plate (4), the rotating rod (8) is provided with a through groove, the fixing rod (10) is provided with a through groove, a sliding sleeve is arranged between the connecting sleeve ring (5) and the measuring cylinder (3), the pedal plate (4) is provided with an anti-skid groove, the measuring cylinder (3) is more than three, and the bottom of the circular table hole is additionally provided with a baffle plate, the control switch (6) is arranged on the base (1), and the control switch (6) controls the on-off of the heating wire (13);
when the device is used, a person places the base (1) on an asphalt pavement, the bottom of the paraffin ring (12) is in contact with the asphalt pavement, the person controls the heating wire (13) to heat the paraffin ring (12) through the control switch (6) so that the paraffin ring (12) is melted, the periphery of the circular truncated cone hole is plugged, fine gaps on the asphalt pavement are simultaneously penetrated and plugged, then the heater is turned off, at the moment, the two measuring cylinders (3) are fixedly adhered to the asphalt pavement through paraffin, the person adds water into the measuring cylinders (3) through the water inlet pipe (2), then the change of the water level in the measuring cylinders (3) is observed to calculate the water seepage amount, the paraffin melting point is low, damage to the pavement caused by overheating is avoided, an effective sealing structure can be formed aiming at the fine gaps on the asphalt pavement, the accuracy of an experiment is guaranteed, and the use and the operation; after the measurement is finished, the paraffin on the road surface is removed by personnel for recovery and cleaning, and the device is environment-friendly.
Example 2
The difference between this example and example 1 is: the bottom of the base (1) is provided with two groups of M-shaped grooves, wherein one group of M-shaped grooves are positioned between the trapezoidal pressure groove (11) and the outer wall of the base to form an outer M-shaped tooth pressure edge (15), and the other group of M-shaped grooves are positioned between the circular table hole and the trapezoidal pressure groove (11) to form an inner M-shaped tooth pressure edge (14); when the paraffin wax melting tank is used, paraffin wax can be embedded into the M-shaped groove when being melted, and better fixed sealing is carried out;
the heater strip (13) is coiled on two sides of the trapezoidal pressure groove (11), so that the heating area of the paraffin ring (12) in the trapezoidal pressure groove (11) is large, and the heating effect is good;
the base (1) is provided with a pedal (4), and after the paraffin ring (12) is melted, a person steps on the pedal (4) to compact paraffin and the ground, so that the sealing effect is good;
the pedal (4) is provided with an anti-slip groove, so that the friction force between the feet of the person and the pedal (4) is increased, and slipping is avoided;
the measuring cylinder (3) is additionally provided with more than three designs, so that the water seepage performance can be measured at multiple points, the accuracy of the experiment is ensured, and the stability is better;
the design that a baffle plate is arranged at the bottom of the circular truncated cone hole prevents molten paraffin from flowing into the circular truncated cone hole to influence measurement;
the heater strip (13) and the trapezoidal pressure groove (11) are matched, so that the paraffin ring (12) can be heated and melted, the circular truncated cone hole is plugged by paraffin, the paraffin penetrates into a tiny gap on an asphalt pavement to be plugged, the sealing effect is good, the measurement accuracy is ensured, the asphalt pavement is not damaged, and the asphalt pavement is easy to recover and clean subsequently through environmental protection; (ii) a
The rotating rod (8) and the fixed rod (10) are matched, so that two measuring cylinders (3) can be clamped at the same time, and the stability of erecting the measuring cylinders (3) is better due to a double-measuring structure;
the heating wire (13) heats the paraffin ring (12), the paraffin ring (12) is melted and flows to plug the periphery of the circular truncated cone hole, and meanwhile, the paraffin ring permeates into small gaps on the asphalt pavement to plug, so that the plugging effect is good;
after the measurement is finished, personnel carry out the design of removing the paraffin on the road surface for recovery and cleaning, so that the influence on the road appearance is avoided, and the environment is protected;
the aims of plugging by melting the paraffin ring (12), plugging by infiltration of gaps and ensuring measurement accuracy are fulfilled.
The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.
It should be further noted that, while the above specific embodiments are described for simplicity and clarity, only the differences from other embodiments are described, but those skilled in the art should understand that the above specific embodiments are independent technical solutions.
Claims (7)
1. The utility model provides a bituminous paving infiltration performance measuring device which characterized by: one end of a rotating rod is hinged with one end of a fixed rod through a hinged connecting shaft, the other end of the rotating rod is provided with a connecting sleeve ring, the other end of the fixed rod is provided with a connecting sleeve ring, one ends of two measuring cylinders are respectively sleeved in the two connecting sleeve rings, one end of each measuring cylinder is connected with a base, a water inlet pipe is connected with the other end of each measuring cylinder and communicated with the other end of each measuring cylinder, the middle part of the base is provided with a circular table hole, the circular table hole is communicated with the measuring cylinders, a paraffin wax ring is sleeved in a trapezoidal pressure groove, the bottom of the paraffin wax ring is exposed out of the trapezoidal pressure groove, heating wires are embedded in the circular table, the heating wires are wound on two sides of the trapezoidal pressure groove, a weight ring is embedded on the base, a pedal plate is arranged on the base, a through groove is arranged on the rotating rod, a sliding sleeve is arranged between the connecting sleeve ring and, the control switch controls the on-off of the heating wire.
2. The asphalt pavement water seepage performance measuring device according to claim 1, wherein the bottom of the base is provided with two groups of M-shaped grooves, one group of M-shaped grooves is positioned between the trapezoidal pressure groove and the outer wall of the base to form an outer M-shaped tooth pressure edge, and the other group of M-shaped grooves is positioned between the circular platform hole and the trapezoidal pressure groove to form an inner M-shaped tooth pressure edge.
3. The asphalt pavement water seepage performance measuring device according to claim 1, wherein the bottom of the circular truncated cone is provided with a trapezoidal pressure groove which is an annular groove.
4. The asphalt pavement water seepage performance measuring device according to claim 1, wherein the number of the measuring cylinders is increased to three or more, and water seepage performance measurement can be performed on multiple points.
5. The asphalt pavement water seepage performance measuring device according to claim 3, wherein the bottom of the circular truncated cone hole is provided with a baffle plate to prevent the melted paraffin from flowing into the circular truncated cone hole.
6. The asphalt pavement water seepage performance measuring device according to claim 1, wherein the heater strip and the trapezoidal pressure groove are designed in a matched manner, so that the paraffin ring can be heated and melted, the circular truncated cone hole is blocked by paraffin, and fine gaps on the asphalt pavement are blocked by the paraffin.
7. The asphalt pavement water seepage performance measuring device as claimed in claim 1, wherein the rotating rod and the fixing rod are designed to be matched with each other, so that two measuring cylinders can be clamped simultaneously, and a double-measuring structure is adopted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010377187.2A CN111426621A (en) | 2020-05-07 | 2020-05-07 | Asphalt pavement water seepage performance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010377187.2A CN111426621A (en) | 2020-05-07 | 2020-05-07 | Asphalt pavement water seepage performance measuring device |
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| Publication Number | Publication Date |
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| CN111426621A true CN111426621A (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010377187.2A Pending CN111426621A (en) | 2020-05-07 | 2020-05-07 | Asphalt pavement water seepage performance measuring device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1229168A1 (en) * | 2001-02-01 | 2002-08-07 | Albrecht Braun GmbH | Road surface and method for its construction |
| 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 |
| CN208187932U (en) * | 2018-05-23 | 2018-12-04 | 鲍艳丽 | Bituminous pavement permeability performance detection device |
| CN209043769U (en) * | 2018-09-19 | 2019-06-28 | 广东建浩检测科技有限公司 | A kind of waterproof performance testing device of bituminous pavement |
| CN209416876U (en) * | 2018-12-27 | 2019-09-20 | 江西科技学院 | Coefficient of permeability measuring device |
| CN110687031A (en) * | 2019-10-25 | 2020-01-14 | 郑卫华 | Intelligent pavement water seepage detection vehicle |
-
2020
- 2020-05-07 CN CN202010377187.2A patent/CN111426621A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1229168A1 (en) * | 2001-02-01 | 2002-08-07 | Albrecht Braun GmbH | Road surface and method for its construction |
| 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 |
| CN208187932U (en) * | 2018-05-23 | 2018-12-04 | 鲍艳丽 | Bituminous pavement permeability performance detection device |
| CN209043769U (en) * | 2018-09-19 | 2019-06-28 | 广东建浩检测科技有限公司 | A kind of waterproof performance testing device of bituminous pavement |
| CN209416876U (en) * | 2018-12-27 | 2019-09-20 | 江西科技学院 | Coefficient of permeability measuring device |
| CN110687031A (en) * | 2019-10-25 | 2020-01-14 | 郑卫华 | Intelligent pavement water seepage detection vehicle |
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