CN209979442U - Asphalt pavement water seepage instrument - Google Patents
Asphalt pavement water seepage instrument Download PDFInfo
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- CN209979442U CN209979442U CN201920325591.8U CN201920325591U CN209979442U CN 209979442 U CN209979442 U CN 209979442U CN 201920325591 U CN201920325591 U CN 201920325591U CN 209979442 U CN209979442 U CN 209979442U
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Abstract
The utility model discloses a bituminous paving infiltration appearance mainly includes graduated flask, brace table and base. The air bag ring, the sealing block and the spring can effectively improve the sealing property between the periphery of the base cavity and the ground, and prevent seepage and leakage, so that the measurement accuracy of the equipment is greatly improved; the adoption of the rotary table can conveniently control the engagement degree between the first piston and the bottom surface of the measuring cylinder, so that whether water enters the cavity from the liquid through hole or not is controlled, and the operation is very simple; the design balancing weight increases the pressure between sealed piece and the ground to further improve the leakproofness between sealed piece and the ground, guaranteed the measurement accuracy of equipment. In a word, the utility model relates to a bituminous paving infiltration appearance that road surface sealing performance is good, the measurement accuracy is high.
Description
Technical Field
The utility model belongs to the technical field of the road construction, especially, relate to a bituminous paving infiltration appearance.
Background
The asphalt pavement water seepage instrument is used for measuring the water seepage coefficient of an asphalt mixture pavement and an asphalt mixture test piece formed by rolling. The water permeability of the asphalt pavement is an indirect index reflecting the gradation composition of the asphalt mixture of the pavement and is also an important index of the water stability of the asphalt pavement. If the asphalt surface layer is seriously permeable, water enters the base layer or the roadbed, so that the bearing capacity of the pavement is reduced, various diseases can appear on the road, and the service durability of the road is influenced.
At present, a pavement water seepage meter is generally used in road construction to measure the water quantity permeating into a pavement structure in a certain area unit in unit time, a water seepage coefficient is calculated according to a calculation mode specified by a specification, and the water seepage performance of a pavement is evaluated by using the water seepage coefficient, so that the conditions such as the gradation composition of a pavement asphalt mixture are reflected, and the water seepage meter becomes an important index for evaluating the pavement performance. The common water seepage instrument comprises a base, wherein the annular bottom surface of the base is a plane, and after long-time use, the problem that a sealing material cannot block a communicating gap on the surface of an asphalt pavement sometimes and water flows out from the gap below the sealing material usually exists in the conventional water seepage instrument due to the fact that the asphalt pavement is uneven in height during detection, so that the sealing performance of the conventional water seepage instrument is reduced, and the condition that the detection result is inaccurate is often caused.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a bituminous paving infiltration appearance that road surface sealing performance is good, the measurement accuracy is high.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the asphalt pavement water seepage instrument mainly comprises a measuring cylinder, a supporting table and a base, wherein the measuring cylinder is fixedly arranged in the middle of the upper surface of the supporting table, balancing weights are fixedly arranged on the periphery of the measuring cylinder, and the middle of the bottom surface of the supporting table is connected with the base through a connecting pipe; the bottom surface of the base is provided with an inwards concave cavity, and the bottom of the measuring cylinder penetrates through the supporting table, the connecting pipe and the base communicating cavity through the vertical branch pipe; the bottom surface of the supporting table is coaxially and fixedly connected with the top end of the supporting cylinder, a vertical circular sliding groove is formed in the bottom of the supporting cylinder, a cylindrical sealing block is installed in the sliding groove, a spring is arranged between the sliding groove and the sealing block, and an air bag ring is fixedly installed on the bottom surface of the sealing block through glue; the air bag ring is communicated with the inflating device through an air inlet hose penetrating through the outer side wall of the support cylinder.
A first piston is arranged in the measuring cylinder and is in sliding connection with the inner wall of the measuring cylinder; the upper surface of the first piston is connected with the bottom end of a threaded rod through a bearing, the threaded rod penetrates through a first supporting rod fixedly installed at the top of the measuring cylinder and is in threaded connection with the first supporting rod, and a rotary table is arranged at the top end of the threaded rod.
Vertical liquid through holes are uniformly formed in the first piston.
The top fixed mounting that sealed piece is located the spout has the stopper, and stopper and sealed piece integrated into one piece.
The bottom of spring and the top fixed connection of sealed piece, the top of spring and the inside top surface fixed connection of spout.
The inflation device mainly comprises an air cylinder and a second piston, the air cylinder is fixedly arranged on the side surface of the support platform, and the second piston is arranged in the air cylinder in a sliding manner; the upper surface of the second piston is connected with the bottom end of the screw rod through a bearing, the top end of the screw rod extends out of the air cylinder and is welded with a handle, the top in the air cylinder is welded with a second support rod, and the second support rod is in threaded connection with the screw rod; an air outlet at the bottom of the inflator is fixedly connected with one end of the air inlet hose.
And a valve is fixedly arranged on the air inlet hose.
The measuring cylinder, the supporting table, the connecting pipe and the base are integrally formed, and scale marks are arranged on the measuring cylinder.
To the problem that present bituminous paving infiltration performance measuring device exists, the inventor has designed and has made a bituminous paving infiltration appearance, mainly includes graduated flask, brace table and base. The air bag ring, the sealing block and the spring can effectively improve the sealing property between the periphery of the base cavity and the ground, and prevent seepage and leakage, so that the measurement accuracy of the equipment is greatly improved; the adoption of the rotary table can conveniently control the engagement degree between the first piston and the bottom surface of the measuring cylinder, so that whether water enters the cavity from the liquid through hole or not is controlled, and the operation is very simple; the design balancing weight increases the pressure between sealed piece and the ground to further improve the leakproofness between sealed piece and the ground, guaranteed the measurement accuracy of equipment. In a word, the utility model relates to a bituminous paving infiltration appearance that road surface sealing performance is good, the measurement accuracy is high.
Drawings
Fig. 1 is the structure schematic diagram of the asphalt pavement water seepage instrument of the utility model.
Fig. 2 is a top view of a first piston in the asphalt pavement permeameter of fig. 1.
Fig. 3 is a schematic structural view of an inflator in the asphalt pavement seepage meter of fig. 1.
In the figure: the device comprises a support cylinder 1, an air inlet hose 2, an air bag ring 3, a cavity 4, a base 5, a sealing block 6, a spring 7, a chute 8, a branch pipe 9, a balancing weight 10, a support table 11, a measuring cylinder 12, a rotary table 13, a threaded rod 14, a first support rod 15, a first piston 16, a liquid through hole 17, an inflation device 18, an air cylinder 181, an air outlet 182, a second piston 183, a screw rod 184, a second support rod 185 and a handle 186.
Detailed Description
As shown in fig. 1 to 3, the utility model discloses a bituminous paving infiltration appearance mainly includes graduated flask 12, brace table 11 and base 5, graduated flask, brace table, connecting pipe and base integrated into one piece.
A measuring cylinder is fixedly arranged in the middle of the upper surface of the supporting table, a balancing weight 10 is fixedly welded on the periphery of the measuring cylinder, and the gravity of the supporting table is increased through the balancing weight, so that the sealing property of the air bag ring and the ground is further increased; the middle part of the bottom surface of the supporting table is connected with the base through a connecting pipe, the top end of the connecting pipe is fixedly connected with the middle part of the bottom surface of the supporting table, and the bottom end of the connecting pipe is fixedly connected with the top of the base; the bottom surface of the base is provided with a conical cavity 4 which is concave towards the ground, and water permeates into the ground through the cavity; the bottom of the measuring cylinder penetrates through the supporting table, the connecting pipe and the base through the vertical branch pipe 9 to be communicated with the cavity, and when the measuring cylinder is used, water in the measuring cylinder enters the cavity through the branch pipe; the bottom surface of the supporting table and the top end of the supporting cylinder 1 are coaxially and fixedly welded, a vertical circular sliding groove 8 is formed in the bottom of the supporting cylinder, a cylindrical sealing block 6 is arranged in the sliding groove in a sliding mode, a limiting block is fixedly arranged at the top, located in the sliding groove, of the sealing block, the limiting block and the sealing block are integrally formed, and the limiting block prevents the sealing block from sliding out of the sliding groove; evenly be equipped with a plurality of springs 7 between spout and the sealed piece, the bottom of spring and the top fixed connection of sealed piece, the top of spring and the inside top surface fixed connection of spout, during the use, it is ejecting outward to the spout with sealed piece through the spring to increase the leakproofness between sealed piece and the ground. The bottom surface of the sealing block is fixedly provided with an air bag ring 3 through glue; the air bag ring is communicated with an inflating device through an air inlet hose 2 penetrating through the outer side wall of the support cylinder.
The graduated cylinder is provided with scale marks, so that the water quantity in the graduated cylinder can be observed conveniently. A first piston 16 made of natural rubber is arranged in the measuring cylinder, and the first piston is connected with the inner wall of the measuring cylinder in a sliding manner and has good air tightness with the measuring cylinder; the upper surface of the first piston is connected with the bottom end of a threaded rod 14 through a bearing, the threaded rod penetrates through a first supporting rod 15 fixedly installed at the top of the measuring cylinder and is in threaded connection with the first supporting rod, a rotary disc 13 is welded at the top end of the threaded rod, and the threaded rod is convenient to rotate through the rotary disc; the first piston is evenly provided with a plurality of vertical liquid through holes 17. In order to control the on-off of the liquid through hole conveniently, the bottom surface of the first piston is the same as the bottom surface of the inner part of the measuring cylinder in shape. When the bottom surface contact of first piston and graduated flask, the sealed hole that will lead to is plugged up through agreeing with of the inside bottom surface of graduated flask and first piston bottom surface, when needs flow water to the cavity in from the graduated flask through the branch pipe, rotates the carousel, thereby the carousel drives the threaded rod and rotates and drive first piston and mention the bottom surface separation that makes first piston and graduated flask, and water flows to the cavity through the through-flow hole in, convenient to use.
The inflating device 18 mainly comprises an air cylinder 181 and a second piston 183, the air cylinder is fixedly arranged on the side surface of the support platform in a welding mode, and the second piston is arranged in the air cylinder in a sliding mode; the upper surface of the second piston is connected with the bottom end of a screw rod 184 through a bearing, the top end of the screw rod extends out of a welding handle 186 outside the air cylinder, a second support rod 185 is welded at the top inside the air cylinder, the second support rod is in threaded connection with the screw rod, when the air inflation and deflation device is used, the screw rod is driven to rotate through the handle, the screw rod and the second support rod interact to drive the second piston to slide in the air cylinder, and therefore the air inflation and deflation of the air bag ring are achieved through an air intake. An air outlet 182 at the bottom of the inflator is fixedly connected with one end of the air inlet hose. And a valve is fixedly arranged on the air inlet hose and used for controlling the ventilation and the air cut-off of the air inlet hose. When the air bag is used, air is injected into the air bag ring through the air inlet hose, so that the sealing property between the sealing block and the ground is further improved, and water is prevented from permeating and leaking into the ground outside the supporting cylinder.
Claims (8)
1. The utility model provides an asphalt pavement infiltration appearance, mainly includes graduated flask, brace table and base, its characterized in that: the middle part of the upper surface of the supporting table is fixedly provided with a measuring cylinder, the periphery of the measuring cylinder is fixedly provided with a balancing weight, and the middle part of the bottom surface of the supporting table is connected with the base through a connecting pipe; the bottom surface of the base is provided with an inwards concave cavity, and the bottom of the measuring cylinder penetrates through the supporting table, the connecting pipe and the base communicating cavity through the vertical branch pipe; the bottom surface of the supporting table is coaxially and fixedly connected with the top end of the supporting cylinder, a vertical circular sliding groove is formed in the bottom of the supporting cylinder, a cylindrical sealing block is installed in the sliding groove, a spring is arranged between the sliding groove and the sealing block, and an air bag ring is fixedly installed on the bottom surface of the sealing block through glue; the air bag ring is communicated with the inflating device through an air inlet hose penetrating through the outer side wall of the support cylinder.
2. The asphalt pavement water seepage instrument according to claim 1, characterized in that: a first piston is arranged in the measuring cylinder and is in sliding connection with the inner wall of the measuring cylinder; the upper surface of the first piston is connected with the bottom end of a threaded rod through a bearing, the threaded rod penetrates through a first supporting rod fixedly installed at the top of the measuring cylinder and is in threaded connection with the first supporting rod, and a rotary table is arranged at the top end of the threaded rod.
3. The asphalt pavement water seepage instrument according to claim 2, characterized in that: and vertical liquid through holes are uniformly formed in the first piston.
4. The asphalt pavement water seepage instrument according to claim 1, characterized in that: the top fixed mounting that sealed piece is located the spout has the stopper, and stopper and sealed piece integrated into one piece.
5. The asphalt pavement water seepage instrument according to claim 1, characterized in that: the bottom end of the spring is fixedly connected with the top end of the sealing block, and the top end of the spring is fixedly connected with the inner top surface of the sliding groove.
6. The asphalt pavement water seepage instrument according to claim 1, characterized in that: the inflation device mainly comprises an air cylinder and a second piston, the air cylinder is fixedly arranged on the side surface of the support platform, and the second piston is arranged in the air cylinder in a sliding manner; the upper surface of the second piston is connected with the bottom end of the screw rod through a bearing, the top end of the screw rod extends out of the air cylinder and is welded with a handle, the top in the air cylinder is welded with a second support rod, and the second support rod is in threaded connection with the screw rod; an air outlet at the bottom of the inflator is fixedly connected with one end of the air inlet hose.
7. The asphalt pavement water seepage instrument according to claim 6, characterized in that: and a valve is fixedly arranged on the air inlet hose.
8. The asphalt pavement water seepage instrument according to claim 1, characterized in that: the measuring cylinder, the supporting table, the connecting pipe and the base are integrally formed, and scale marks are arranged on the measuring cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920325591.8U CN209979442U (en) | 2019-03-14 | 2019-03-14 | Asphalt pavement water seepage instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920325591.8U CN209979442U (en) | 2019-03-14 | 2019-03-14 | Asphalt pavement water seepage instrument |
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| Publication Number | Publication Date |
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| CN209979442U true CN209979442U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920325591.8U Active CN209979442U (en) | 2019-03-14 | 2019-03-14 | Asphalt pavement water seepage instrument |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111504878A (en) * | 2020-05-07 | 2020-08-07 | 江苏华淼电子科技有限公司 | Base sealing structure for asphalt pavement water seepage measuring device |
| CN113175526A (en) * | 2021-05-21 | 2021-07-27 | 河南明德建设工程有限公司 | Sealing device before bituminous paving infiltration test |
| 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 |
| 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 |
| CN117109836A (en) * | 2023-08-09 | 2023-11-24 | 黄山交投公路工程试验检测有限公司 | Bridge anti-seepage water detection device in bridge engineering |
-
2019
- 2019-03-14 CN CN201920325591.8U patent/CN209979442U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111504878A (en) * | 2020-05-07 | 2020-08-07 | 江苏华淼电子科技有限公司 | Base sealing structure for asphalt pavement water seepage 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 |
| CN113175526A (en) * | 2021-05-21 | 2021-07-27 | 河南明德建设工程有限公司 | Sealing device before bituminous paving infiltration test |
| CN113175526B (en) * | 2021-05-21 | 2024-03-29 | 国宇控股集团设计咨询有限公司 | Sealing device before asphalt pavement water seepage test |
| 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 |
| CN117109836A (en) * | 2023-08-09 | 2023-11-24 | 黄山交投公路工程试验检测有限公司 | Bridge anti-seepage water detection device in bridge engineering |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Address after: No.6, Gaoxin 2nd Road, XiXiangTang District, Nanning City, Guangxi Zhuang Autonomous Region Patentee after: Guangxi Jiaoke Group Co.,Ltd. Address before: 530007 No. 6 hi-tech two road, XiXiangTang District, Nanning, the Guangxi Zhuang Autonomous Region Patentee before: GUANGXI TRANSPORTATION RESEARCH & CONSULTING Co.,Ltd. |