CN211528158U - Asphalt pavement water seepage detection device - Google Patents
Asphalt pavement water seepage detection device Download PDFInfo
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- CN211528158U CN211528158U CN201922194014.2U CN201922194014U CN211528158U CN 211528158 U CN211528158 U CN 211528158U CN 201922194014 U CN201922194014 U CN 201922194014U CN 211528158 U CN211528158 U CN 211528158U
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Abstract
The utility model belongs to the technical field of highway detection equipment, in particular to a bituminous pavement water seepage detection device, which comprises a sealing ring, a base, a support, a pillar, a measuring cylinder, a water pipe and a balancing weight, wherein the water pipe is provided with a valve; still install control system on the water pipe, control system includes control circuit board, flowmeter, time-recorder and touch switch, and the flowmeter is installed on the water pipe, is provided with control module and storage module on the control circuit board, and control module controls flowmeter and time-recorder and starts or close after receiving touch switch's signal, and storage module collects the data of a flowmeter at every other fixed time, and/or the data of a time-recorder is collected at every other fixed volume to the storage module. This device is through setting up control system on the water pipe, is oozing to bituminous paving and is examining time measuring, but automated inspection flow and timing need not artifical timing and read the range numerical value, and the measuring result is more accurate, and labour saving and time saving, and work efficiency is high.
Description
Technical Field
The utility model relates to a highway check out test set technical field especially relates to a bituminous paving infiltration detection device.
Background
The structural design of the asphalt pavement is that at present, a high-grade road is usually constructed by using a hot-mix asphalt mixed material in the newly-invested construction, an asphalt layer is made of two or three materials with different grading, and the structural form has the main characteristics of a skeleton structure with very good performance, strong anti-rutting capability, anti-sliding performance, durability and high-temperature resistance, but inevitably has water permeability in the using process. The water has important influence on the use quality of the asphalt pavement, and because the pavement porosity is large, the water gradually permeates into the mixture from the surface of the pavement downwards to cause early damages such as stripping, pit grooves, loosening and the like, and meanwhile, the water enters a human foundation or a roadbed to reduce the bearing capacity of the pavement. Therefore, the water permeability is an important index for evaluating the construction condition and the later maintenance technical level of the asphalt pavement, and the detection work of the water permeability test has very important significance for the evaluation work of the construction quality of the asphalt pavement.
The conventional asphalt pavement water seepage test method is JTG E60-2008 'highway subgrade and pavement site test regulation' (T0971-2008). according to the specification requirements, the water seepage coefficient of the pavement can be calculated only by observing the water seepage amount of 400ml or the water seepage amount within 3 min.
The existing water seepage detection device comprises a measuring cylinder, a water pipe, a water valve, a base and counterweight iron, wherein the upper end of the water pipe is communicated with the bottom of the measuring cylinder, the lower end of the water pipe is contacted with a road surface to be detected, the base is used for fixing the measuring cylinder and the water pipe, and the water valve is arranged on the water pipe and used for controlling the circulation of water; the balancing weight is annular and is pressed on the base for fixing. The existing water seepage detection device has a simple structure, but also has some problems, which are mainly shown in that: manual timing and reading of range values are required, and it is difficult to accurately grasp that water presses a pause key of a stopwatch in time when the range values are specified, so that the measurement result is inaccurate, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
In view of the above prior art's shortcoming, the utility model aims to provide an asphalt pavement infiltration detection device for solve current infiltration detection device and need artifical timing and read range numerical value, measuring result is inaccurate, work efficiency low scheduling problem.
To achieve the above and other related objects, the basic solution of the present invention is: the water seepage detection device for the asphalt pavement comprises a sealing ring, a base, a support, pillars, a measuring cylinder, a water pipe and a balancing weight, wherein the sealing ring, the base and the support are sequentially arranged from bottom to top; the middle part of the base is provided with a vertical first through hole, the water pipe is vertically installed in the first through hole of the base, the upper end of the water pipe is close to the support, the lower end of the measuring cylinder is provided with an extension pipe which can be inserted into the water pipe, the outer diameter of the extension pipe is equal to the inner diameter of the water pipe, the middle part of the support is provided with a second through hole through which the extension pipe can pass, and the water pipe is provided with a valve;
still install control system on the water pipe, control system includes control circuit board, flowmeter, time-recorder and touch switch, the flowmeter is installed on the water pipe, last control module and the storage module of being provided with of control circuit board, control module controls flowmeter and time-recorder and starts or close after receiving touch switch's signal, the data of flowmeter is collected once at every other fixed time to the storage module, and/or the data of time-recorder is collected once at every other fixed volume to the storage module.
The working principle of the basic scheme is as follows: during detection, an area to be detected is selected on an asphalt road, preparation is made, a detection device is placed at an appointed position of the area to be detected, water is filled into an upward measuring cylinder until the measuring cylinder is full, then, a valve and a touch switch are opened simultaneously, a control module starts a flowmeter and a timer after receiving a signal of the touch switch, the flowmeter starts to count the accumulated volume of the water flowing through a water pipe, the timer starts to count time, a storage module collects the volume of the water passing through in unit time and/or the time of the water flowing through the water pipe in unit volume, and finally, a detector can calculate the water seepage amount of the asphalt road surface according to the data counted by the storage module.
Furthermore, an electronic display screen for displaying flow and time is arranged on the control system, so that detection personnel can directly read data on the electronic display screen.
Furthermore, the water pipe is detachably connected with the base.
Furthermore, the inner wall of the first through hole is provided with an internal thread, and the water pipe is provided with an external thread matched with the internal thread, so that the water pipe is convenient to disassemble and assemble.
Further, a sealing ring is arranged at the joint of the extension pipe and the water pipe to prevent water leakage.
Further, the support is provided with a hollow column which is coaxial with the second through hole, and the inner diameter of the hollow column is equal to or larger than the outer diameter of the measuring cylinder. The hollow column is used for supporting the measuring cylinder and preventing the measuring cylinder from shaking or toppling.
Further, the sealing washer is the big boss form of the little lower extreme in upper end, the base is equipped with the cylindricality cavity for the bottom, the external diameter of sealing washer upper end equals the diameter of cylindricality cavity, the external diameter of sealing washer lower extreme equals the external diameter of base. The sealing ring is placed at a designated position, then the base is placed on the sealing ring, the position of the base can be located, and the positioning device is convenient and fast.
Furthermore, the number of the support columns is three, three threaded holes which are uniformly distributed around the first through hole in the circumferential direction are formed in the top of the base, and first external threads matched with the threaded holes are formed in the lower ends of the support columns; set up the third through-hole of three circumference equipartition around the second through-hole on the support, the upper end of pillar be equipped with the second external screw thread, threaded connection has the nut with second external screw thread matched with on the pillar, the upper end of pillar still is equipped with the arch that is located second external screw thread below, bellied size is greater than the diameter of third through-hole. When the support is installed, the lower end of the support is inserted into the threaded hole in the base, the support is connected to the base in a threaded mode, then the support is placed on the support, the upper end of the support penetrates through the third through hole, the support is supported by the three protrusions, then the nut is placed at the upper end of the support, and the support can be installed on the support after the nut is screwed down; in the device, the base, the pillar and the support are detachably connected, the structure is simple, the installation and the disassembly are convenient, and when the device is not used, the device can be detached and placed to save space.
Further, the graduated flask is the graduated flask that adopts PVC plastics material to make, and the quality is light and compare and be difficult for breaking into pieces in the graduated flask of glass material.
Furthermore, the balancing weight is annular, the balancing weight comprises a plurality of arc blocks, the inner circle side of each arc block is provided with an arc groove which is vertically arranged, and the size of each arc groove is matched with the corresponding pillar.
As above, the utility model discloses a bituminous paving infiltration detection device has following beneficial effect:
this device simple structure, reasonable in design, easy dismounting through be provided with control system on the water pipe, is seeping water and is examining time measuring to bituminous paving, but automated inspection flow and timing need not artifical timing and read range numerical value, and measuring result is more accurate, and labour saving and time saving, and work efficiency is high, and is simple and efficient, is convenient for better must carry out bituminous paving quality testing work, has wide economic value and practical value, can use widely on a large scale.
Drawings
Fig. 1 is the embodiment of the utility model provides an in bituminous paving infiltration detection device when looking the structure sketch map.
Fig. 2 is a schematic structural diagram of the control system in fig. 1.
Fig. 3 is a top view of the support of fig. 1.
Fig. 4 is the embodiment of the utility model provides an in the top view of bituminous paving infiltration detection device's balancing weight.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.
It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the invention in a schematic manner, and only the components related to the invention are shown in the drawings rather than being drawn according to the number, shape and size of the components in actual implementation, and the form, quantity and proportion of the components in actual implementation may be changed at will, and the layout of the components may be more complicated. The structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the purpose which can be achieved by the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Description of reference numerals:
the sealing ring comprises a sealing ring 1, a base 2, a first through hole 21, a threaded hole 22, a support 3, a second through hole 31, a third through hole 32, a support column 4, a protrusion 41, a nut 42, a measuring cylinder 5, an extension pipe 51, a water pipe 6, a balancing weight 7, an arc-shaped groove 71, a valve 8, a hollow column 9, a control system 10, a touch switch 101 and an electronic display screen 102.
The specific implementation process is as follows:
the utility model provides a bituminous paving infiltration detection device, as shown in figure 1, figure 2, figure 3 and figure 3, this device includes sealing washer, base, support, pillar, graduated flask, water pipe, balancing weight, and supreme setting gradually is down followed to sealing washer, base, support, and the sealing washer is installed in the bottom of base, and a plurality of pillars that are used for supporting the support are installed at the top of base. The middle part of the base is provided with a vertical first through hole, the water pipe is vertically arranged in the first through hole of the base, the water pipe and the base are detachably connected, specifically, the inner wall of the first through hole is provided with an internal thread, and the water pipe is provided with an external thread matched with the internal thread, so that the water pipe is convenient to disassemble and assemble; the lower extreme of water pipe contacts with the road surface that awaits measuring, and the upper end of water pipe is close to the support, installs the valve on the water pipe. The lower end of the measuring cylinder is provided with an extension pipe which can be inserted into the water pipe, the outer diameter of the extension pipe is equal to the inner diameter of the water pipe, and the middle part of the support is provided with a second through hole through which the extension pipe can pass; the joint of the extension pipe and the water pipe is provided with a sealing ring to prevent water leakage.
The support is provided with a hollow column which is coaxial with the second through hole, and the inner diameter of the hollow column is equal to or larger than the outer diameter of the measuring cylinder. The hollow column is used for supporting the measuring cylinder and preventing the measuring cylinder from shaking or toppling. Specifically, the hollow column may be integrally formed with the support, or welded to the support, or fixed to the support by screws or bolts.
Referring to fig. 2, a control system is further installed on the water pipe, the control system includes a control circuit board, a flowmeter, a timer and a touch switch, the flowmeter is installed on the water pipe, the control circuit board is provided with a control module and a storage module, the control module controls the flowmeter and the timer to be started or stopped after receiving a signal of the touch switch, then the flowmeter starts to count the accumulated volume of the water flowing through the water pipe, and the timer starts or stops timing; the storage module collects data from the flow meter at regular intervals and/or the storage module collects data from the timer at regular intervals. And the control system is also provided with an electronic display screen for displaying flow and time, so that detection personnel can directly read data on the electronic display screen. In this embodiment, the storage module collects flow meter data every 60 seconds and every 100 ml.
The sealing ring is in a boss shape with a small upper end and a large lower end, the base is provided with a cylindrical cavity at the bottom, the outer diameter of the upper end of the sealing ring is equal to the diameter of the cylindrical cavity, and the inner diameter of the upper end of the sealing ring is equal to the inner diameter of the lower end of the sealing ring; the outer diameter of the lower end of the sealing ring is equal to that of the base. The sealing ring is placed at a designated position, then the base is placed on the sealing ring, the position of the base can be located, and the positioning device is convenient and fast.
Referring to fig. 3, in this embodiment, three support columns are provided, the top of the base is provided with three threaded holes uniformly distributed around the first through hole, and the lower end of each support column is provided with a first external thread matched with the threaded hole; set up the third through-hole of three circumference equipartition around the second through-hole on the support, the upper end of pillar be equipped with the second external screw thread, threaded connection has the nut with second external screw thread matched with on the pillar, the upper end of pillar still is equipped with the arch that is located second external screw thread below, bellied size is greater than the diameter of third through-hole. When the support is installed, the lower end of the support is inserted into the threaded hole in the base, the support is connected to the base in a threaded mode, then the support is placed on the support, the upper end of the support penetrates through the third through hole, the support is supported by the three protrusions, then the nut is placed at the upper end of the support, and the support can be installed on the support after the nut is screwed down; in the device, the base, the pillar and the support are detachably connected, the structure is simple, the installation and the disassembly are convenient, and when the device is not used, the device can be detached and placed to save space. Of course, two, four or more than two support columns can be arranged, and correspondingly, the number of the threaded holes and the number of the third through holes also need to be correspondingly adjusted. However, three supports are most preferable from the viewpoint of structural stability and cost.
In this embodiment, the graduated flask is the graduated flask that adopts PVC plastics material to make, and the quality is light and compare and be difficult for breaking into pieces in the graduated flask of glass material. The measuring cylinder has a volume of 600ml and a minimum scale of 2 ml.
Referring to fig. 4, in this embodiment, the counterweight block is annular, the counterweight block is composed of a plurality of arc blocks, an arc groove vertically arranged is formed in the inner ring side surface of each arc block, and the size of each arc groove is matched with the corresponding pillar. In this embodiment, the balancing weight is composed of three arc-shaped blocks; two, four or more blocks are also possible.
The method for testing the water permeability of the asphalt pavement by using the device comprises the following steps:
(1) firstly, selecting an area to be detected on an asphalt road, leveling the area to be detected as much as possible without a slope, cleaning the road surface, and drawing circle marks on the cleaned road surface according to the size of a sealing ring or a base by using chalk.
(2) The method comprises the following steps of smearing a thin layer of sealing material on a road surface along a circle of a base, pressing the sealing material tightly by hands while smearing, enabling the sealing material to be embedded in a gap and firmly bonded on the road surface, enabling the inner diameter of a sealing ring to be the same as the inner diameter of the base, placing the sealing ring at a specified position, then placing the base on the sealing ring, positioning the position of the base, pressing a combined water seepage testing device on the road surface sealing material ring by force, and pressing an instrument base by a balancing weight to prevent pressure water from flowing out from the space between the base and the road surface.
(3) The measuring cylinder towards the top is filled with light red water, the total amount is 600ml, then, the valve and the touch switch are opened simultaneously, after the control module receives the signal of the touch switch, the flowmeter and the timer are started, the flowmeter starts to count the accumulated volume of the water flowing through the water pipe, the timer starts to count time, the storage module collects the volume of the water passing through in unit time and/or the time of the water flowing through the water pipe in unit volume, and finally, a detector can calculate the water seepage amount of the asphalt pavement according to the data counted by the storage module.
(4) During the test, if water seeps out from the base and the sealing material, the base and the road surface are not sealed well, and the base is moved to the dry road surface for operation again.
This device simple structure, reasonable in design, easy dismounting through set up control system on the water pipe, is seeping water and is examining time measuring to bituminous paving, but automated inspection flow and timing need not artifical timing and read range numerical value, and measuring result is more accurate, and labour saving and time saving, and work efficiency is high, and is simple and efficient, is convenient for better must carry out bituminous paving quality testing work, has wide economic value and practical value, can use widely on a large scale.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. The bituminous pavement water seepage detection device is characterized by comprising a sealing ring, a base, a support, pillars, a measuring cylinder, a water pipe and a balancing weight, wherein the sealing ring, the base and the support are sequentially arranged from bottom to top; the middle part of the base is provided with a vertical first through hole, the water pipe is vertically installed in the first through hole of the base, the upper end of the water pipe is close to the support, the lower end of the measuring cylinder is provided with an extension pipe which can be inserted into the water pipe, the outer diameter of the extension pipe is equal to the inner diameter of the water pipe, the middle part of the support is provided with a second through hole through which the extension pipe can pass, and the water pipe is provided with a valve;
still install control system on the water pipe, control system includes control circuit board, flowmeter, time-recorder and touch switch, the flowmeter is installed on the water pipe, last control module and the storage module of being provided with of control circuit board, control module controls flowmeter and time-recorder and starts or close after receiving touch switch's signal, the data of flowmeter is collected once at every other fixed time to the storage module, and/or the data of time-recorder is collected once at every other fixed volume to the storage module.
2. The apparatus of claim 1, wherein: and an electronic display screen for displaying flow and time is arranged on the control system.
3. The apparatus of claim 1, wherein: the water pipe is detachably connected with the base.
4. The apparatus of claim 1, wherein: and a sealing ring is arranged at the joint of the extension pipe and the water pipe.
5. The apparatus of claim 1, wherein: and the support is provided with a hollow column which is coaxial with the second through hole, and the inner diameter of the hollow column is equal to or larger than the outer diameter of the measuring cylinder.
6. The apparatus of claim 1, wherein: the sealing ring is in a boss shape with a small upper end and a large lower end, the base is provided with a cylindrical cavity at the bottom, the outer diameter of the upper end of the sealing ring is equal to the diameter of the cylindrical cavity, and the outer diameter of the lower end of the sealing ring is equal to the outer diameter of the base.
7. The apparatus of claim 1, wherein: the number of the supporting columns is three, three threaded holes which are uniformly distributed around the first through hole in the circumferential direction are formed in the top of the base, and first external threads matched with the threaded holes are formed in the lower ends of the supporting columns; set up the third through-hole of three circumference equipartition around the second through-hole on the support, the upper end of pillar be equipped with the second external screw thread, threaded connection has the nut with second external screw thread matched with on the pillar, the upper end of pillar still is equipped with the arch that is located second external screw thread below, bellied size is greater than the diameter of third through-hole.
8. The apparatus of claim 1, wherein: the graduated cylinder is made of PVC plastic materials.
9. The apparatus of claim 1, wherein: the counterweight block is annular and comprises a plurality of arc-shaped blocks, the inner ring side of each arc-shaped block is provided with a vertically arranged arc-shaped groove, and the size of each arc-shaped groove is matched with the corresponding pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922194014.2U CN211528158U (en) | 2019-12-10 | 2019-12-10 | Asphalt pavement water seepage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922194014.2U CN211528158U (en) | 2019-12-10 | 2019-12-10 | Asphalt pavement water seepage detection device |
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| Publication Number | Publication Date |
|---|---|
| CN211528158U true CN211528158U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922194014.2U Expired - Fee Related CN211528158U (en) | 2019-12-10 | 2019-12-10 | Asphalt pavement water seepage detection device |
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| CN (1) | CN211528158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022262011A1 (en) * | 2021-06-18 | 2022-12-22 | 苏交科集团股份有限公司 | High-precision pavement water seepage measurement apparatus |
-
2019
- 2019-12-10 CN CN201922194014.2U patent/CN211528158U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022262011A1 (en) * | 2021-06-18 | 2022-12-22 | 苏交科集团股份有限公司 | High-precision pavement water seepage measurement apparatus |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20200918 Termination date: 20211210 |