CN208187932U - Bituminous pavement permeability performance detection device - Google Patents
Bituminous pavement permeability performance detection device Download PDFInfo
- Publication number
- CN208187932U CN208187932U CN201820772005.XU CN201820772005U CN208187932U CN 208187932 U CN208187932 U CN 208187932U CN 201820772005 U CN201820772005 U CN 201820772005U CN 208187932 U CN208187932 U CN 208187932U
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- Prior art keywords
- open
- graduated cylinder
- top receptacle
- detection device
- bituminous pavement
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Abstract
The utility model discloses a kind of bituminous pavement permeability performance detection devices, for solving the problems, such as that existing device measurement accuracy is low.Graduated cylinder lower end is connected to water pipe, and water valve is arranged on the water pipe；In the outside fixed thread sleeve I of graduated cylinder.There is socket at the top cover of open-top receptacle, three support rods, the upper end connection screw thread sleeve II of the support rod are set in the top cover upper surface, which has internal screw thread, the screw shell I has external screw thread, and two screw shells I, II are threadedly engaged；The fixed vulcanie pad at the flange of open-top receptacle bottom；And counterweight ring is set on open-top receptacle.For synthesis, the utility model reduces the hydraulic pressure that liquid level depth generates in open-top receptacle, so that measurement result is according to there is accuracy by increasing the area of sample.
Description
Technical field
The utility model is related to the tool of a kind of highway detection and examination, specifically a kind of bituminous pavement seepage of water
It can detection device.
Background technique
The seepage of water of bituminous pavement refers to the pressure water penetration ability of bituminous pavement, commonly uses the elegant coefficient of infiltration to indicate.It can be with
It says, the seepage of water test of bituminous pavement is exactly the measurement to its infiltration coefficient
Applicant is in practical work, carry out sequence operation as follows:
1) area to be tested is set in new highway, walking along the street face cleaning of going forward side by side, by the road surface after cleaning with chalk by test
Instrument base size pulls circle mark.
(2) it is compressed when applying with hand on road surface along pedestal circle a thin layer sealing material, makes the embedding full gap of sealing material
And securely on road surface, the internal diameter for sealing feed ring is identical as base inner diameter, about 150mm, the infiltration test instrument bottom that will be combined
Seat is firmly pressed in road surface sealing material, along with ballast iron ring pushes down instrument base, flows between pedestal and road surface to prevent pressure water
Out.
(3) water valve below tubule is closed, pink water is flowed into the top graduated cylinder of instrument to full, total amount is
600mL。
(4) will switch rapidly it is fully open, water start from tubule lower part flow out, when the water surface decline 100 milliliters when, open immediately
Branch stopwatch, at interval of 60 seconds, the scale for reading note instrumentation tube was primary, until when the water surface declines 500 milliliters.
(5) 5 dbullioscope infiltration coefficients are being selected with 1 detection section by above step, its average value is being taken, as inspection
Survey result.
Existing infiltration detection device includes graduated cylinder, water pipe, water valve, pedestal and balance weight iron, wherein water pipe upper end and graduated cylinder
Bottom perforation, lower end are contacted with road surface to be measured, and pedestal is for fixing graduated cylinder and water pipe, and water valve is mounted on water pipe, for controlling
Start and end time.Clump weight is annular shape, is pressed on pedestal, for fixing.Existing infiltration structure of the detecting device is simple,
But it there is also some problems, is mainly manifested in:
1, the sectional area of water pipe is far smaller than the sectional area of graduated cylinder, and usually effective test circular diameter only hasMillimeter,
The precision of sample is poor.
2, the number of the interior hydraulic pressure and water of graduated cylinder is positively correlated, and the hydraulic pressure on top to be measured is caused to be far longer than true rain
Hydraulic pressure in the case of water causes experimental result deviation larger.
Utility model content
In order to solve the deficiencies in the prior art, the utility model provides a kind of bituminous pavement permeability performance detection device, uses
In solving the problems, such as that existing test device sample area is small, measurement accuracy is low.
The utility model solves technical solution used by its technical problem are as follows: bituminous pavement permeability performance detection device
Bituminous pavement permeability performance detection device, it is characterised in that: including
Graduated cylinder, is arranged scale on the graduated cylinder cylinder of transparent material, and the graduated cylinder lower end is connected to water pipe, sets on the water pipe
Set water valve；In the outside fixed thread sleeve I of graduated cylinder；
Open-top receptacle has socket at the top cover of open-top receptacle, and three support rods are arranged in the top cover upper surface, described
The upper end connection screw thread sleeve II of support rod, the screw shell II have internal screw thread, the screw shell I have external screw thread, two
Screw shell I, II is threadedly engaged；
The fixed vulcanie pad at the flange of open-top receptacle bottom；
Counterweight ring is to combine the complete circle to be formed by four pieces of fan-shaped counterweight module grafting, and be nested with and hold in opening
On device.
Further, plug connection is carried out using dovetail notch between adjacent counterweight module.
Further, the rubber pad is fixed by screws in the bottom of open-top receptacle, and in rubber pad and bottom flange
Between break sealant.
Further, the lower surface of the rubber pad is equipped with sealing ring flexible.
Further, the graduated cylinder is glass cylinder or transparent plastic graduated cylinder.
Further, the open-top receptacle is stainless steel material.
The beneficial effects of the utility model are:
Relative to traditional monitoring device, the monitoring device of the utility model has bigger road surface interface product, so
The sample of generation is more representative.
It is separation between the graduated cylinder on top and the open-top receptacle of lower part, after the liquid level in open-top receptacle declines, passes through
Graduated cylinder is automatically replenished so that the liquid level in open-top receptacle be remain at certain height, meanwhile, pass through adjust graduated cylinder
Height and position, influence of the high water level pressure to measurement result in graduated cylinder can be effectively reduced, measurement result is with more accurate
Property.
For synthesis, the utility model reduces the water that liquid level depth generates in open-top receptacle by the area of increase sample
Pressure, so that measurement result is according to there is accuracy.
Detailed description of the invention
Fig. 1 is the perspective view of the utility model
Fig. 2 is the top view of the utility model.
Fig. 3 is A--A cross-sectional view in Fig. 2.
Fig. 4 is one of the use process of the utility model.
Fig. 5 is the two of the use process of the utility model.
Fig. 6 is the three of the use process of the utility model.
Fig. 7 is the schematic diagram after graduated cylinder is lowered.
In figure: 100 graduated cylinders, 110 scales, 120 water pipes, 130 water valves, 140 screw shells I, 200 open-top receptacles, 210 insert
Mouthful, 220 support rods, 230 screw shells II, 240 bottom flange, 300 rubber pads, 310 screws, 400 sealing rings, 500 counterweight rings,
510 dovetail notchs.
Specific embodiment
Referring to figs. 1 to Fig. 3, bituminous pavement permeability performance detection device, consists of the following components in structure:
Graduated cylinder 100, graduated cylinder 100 use glass cylinder or transparent plastic graduated cylinder, quarter are provided on the cylinder of graduated cylinder 100
The bottom of degree 110, graduated cylinder is water pipe 120, and water pipe isThe straight tube of millimeter, spherical water valve 130 is provided on water pipe, is used for
Control the lower drop speed of water.
It is nested with screw shell I 140 in the outside of graduated cylinder 100, is fitted closely between screw shell I 110 and graduated cylinder, and use
Binder is bonded, so that screw shell I is located at the middle part of graduated cylinder.
Open-top receptacle 200, the open-top receptacle top are body of stainless steel, are set in the upper port central part of open-top receptacle 200
It is equipped with a socket 210, three inclined Stainless steel rods are welded in the top cover upper surface of open-top receptacle 200, as support rod
220, the upper end of three support rods is connected on a screw shell II 230, which has internal screw thread, screw thread
Sleeve I has external screw thread, and two screw shells are threadedly engaged, and is adjusted by rotating screw shell I to the height of graduated cylinder 100
Section, with reference to the difference of Fig. 7 and Fig. 4.Water pipe by adjusting 100 lower end of graduated cylinder is inserted into the area inside open-top receptacle, adjusts
The liquid level of 200 inside validity test water of open-top receptacle, pressure of the test water on road surface is smaller, and graduated cylinder high water level is avoided to produce
Raw larger water pressure (size of hydraulic pressure directly affects test result).
The lower part of open-top receptacle 200 is provided with bottom flange 240, the bottom flange 240 is for fixing vulcanie pad
300, which is to thicken design, and rubber pad 300 is fixed on the bottom of open-top receptacle by screw 310, and in rubber pad and
Sealant is broken between the flange of bottom, prevents from seeping water.In general, the lower end surface area of the rubber pad 300 is effective test area.
Since in the structure, open-top receptacle is stainless steel production, it is theoretically obtainable 1 rice diameter, effectively expands test sample
Unit area so that test result more there is realistic meaning.
Sealing ring mounting groove can be set in the section of rubber pad 300, for installing sealing ring 400 flexible, for mentioning
The high contact effect with road surface.
For convenience of the use and storage of counterweight ring 500, counterweight ring 500 is designed as separate structure, i.e., fan-shaped by four pieces
Counterweight block combiner forms a complete annulus, and is nested on the top of open-top receptacle 200, wherein the interior table of counterweight ring 500
Face is bonded with the shoulder of open-top receptacle, and guarantee is uniformly pressed on open-top receptacle.Make between four pieces of fan-shaped clump weights
Plug connection is carried out with dovetail notch 510, dovetail notch refers to Fig. 1 and structure shown in Fig. 2.
With reference to fig. 4 to fig. 6, test method is as follows:
(1) area to be tested is set in new highway, walking along the street face cleaning of going forward side by side, by the road surface after cleaning with chalk by test
Instrument base size pulls circle mark.
(2) it is compressed when applying with hand on road surface along pedestal circle a thin layer sealing material, makes the embedding full gap of sealing material
And securely on road surface, the internal diameter and rubber pad 300 for sealing feed ring quite, open-top receptacle are placed on road surface, is added
It is compressed with middle ring, is flowed out between rubber pad and road surface to prevent pressure water.
(3) graduated cylinder is installed.Graduated cylinder is installed and fixed by screw shell, so that lower end outlet is located at suitable height.
(4) water valve 130 for opening lower section injects pink water W into graduated cylinder to completely, is slowly declined to scale to liquid level
Stopwatch of paying wages immediately when highest point was read to remember that the scale of graduated cylinder is primary, until the water surface declines set point at interval of 60 seconds.
(5) 5 dbullioscope infiltration coefficients are being selected with 1 detection section by above step, its average value is being taken, as inspection
Survey result.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this
Novel range is defined, and under the premise of not departing from the spirit of the design of the utility model, relevant technical staff in the field is to this
The various changes and improvements of utility model should all expand in the protection scope as determined by the utility model claims book.
Claims (6)
1. bituminous pavement permeability performance detection device, it is characterised in that: including
Graduated cylinder, is arranged scale on the graduated cylinder cylinder of transparent material, and the graduated cylinder lower end is connected to water pipe, water is arranged on the water pipe
Valve；In the outside fixed thread sleeve I of graduated cylinder；
Open-top receptacle has socket at the top cover of open-top receptacle, and three support rods, the support is arranged in the top cover upper surface
The upper end connection screw thread sleeve II of bar, the screw shell II have internal screw thread, and the screw shell I has external screw thread, two screw threads
Sleeve I, II is threadedly engaged；
The fixed vulcanie pad at the flange of open-top receptacle bottom；
Counterweight ring is to combine the complete circle to be formed by four pieces of fan-shaped counterweight module grafting, and be nested on open-top receptacle.
2. bituminous pavement permeability performance detection device according to claim 1, which is characterized in that adjacent counterweight module it
Between using dovetail notch carry out plug connection.
3. bituminous pavement permeability performance detection device according to claim 2, which is characterized in that the rubber pad passes through spiral shell
Nail is fixed on the bottom of open-top receptacle, and breaks sealant between rubber pad and bottom flange.
4. bituminous pavement permeability performance detection device according to claim 1 or 2, which is characterized in that the rubber pad
Lower surface is equipped with sealing ring flexible.
5. bituminous pavement permeability performance detection device according to claim 1, which is characterized in that the graduated cylinder is amount of glass
Cylinder or transparent plastic graduated cylinder.
6. bituminous pavement permeability performance detection device according to claim 1, which is characterized in that the open-top receptacle is not
Rust steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820772005.XU CN208187932U (en) | 2018-05-23 | 2018-05-23 | Bituminous pavement permeability performance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820772005.XU CN208187932U (en) | 2018-05-23 | 2018-05-23 | Bituminous pavement permeability performance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208187932U true CN208187932U (en) | 2018-12-04 |
Family
ID=64428617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820772005.XU Expired - Fee Related CN208187932U (en) | 2018-05-23 | 2018-05-23 | Bituminous pavement permeability performance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208187932U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426621A (en) * | 2020-05-07 | 2020-07-17 | 江苏华淼电子科技有限公司 | Asphalt pavement water seepage performance measuring device |
| CN113252530A (en) * | 2021-05-11 | 2021-08-13 | 河南省交院工程检测科技有限公司 | Road surface bituminous construction infiltration detection device |
-
2018
- 2018-05-23 CN CN201820772005.XU patent/CN208187932U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426621A (en) * | 2020-05-07 | 2020-07-17 | 江苏华淼电子科技有限公司 | Asphalt pavement water seepage performance measuring device |
| CN113252530A (en) * | 2021-05-11 | 2021-08-13 | 河南省交院工程检测科技有限公司 | Road surface bituminous construction infiltration detection device |
| CN113252530B (en) * | 2021-05-11 | 2024-01-23 | 河南省交院工程检测科技有限公司 | Road pavement asphalt construction infiltration detection device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181204 Termination date: 20190523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |