CN211263116U - Road bituminous mixture sample infiltration is detection device in batches - Google Patents
Road bituminous mixture sample infiltration is detection device in batches Download PDFInfo
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- CN211263116U CN211263116U CN201922285691.5U CN201922285691U CN211263116U CN 211263116 U CN211263116 U CN 211263116U CN 201922285691 U CN201922285691 U CN 201922285691U CN 211263116 U CN211263116 U CN 211263116U
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Abstract
The utility model relates to an asphalt road detects technical field, especially relates to a road asphalt mixture sample infiltration is detection device in batches, including test box, hydraulic means and water tank, be provided with waterproof sealing piece in the test box, set up a plurality of transverse arrangement's through-hole on the waterproof sealing piece, the sealed test tube that is used for storing the asphalt mixture sample of installing respectively in each through-hole, the bottom integrated into one piece of test tube has the drainage hole, and the bottom of each test tube corresponds respectively and is provided with the funnel, and the bottom of each funnel corresponds respectively and is provided with the graduated flask. The utility model relates to a road bituminous mixture sample infiltration is detection device in batches can carry out the detection of water permeability to each bituminous mixture sample in batches before laying bituminous paving, selects the bituminous mixture sample that water permeability is best to lay the road surface according to the test result again, so alright in order to realize the construction of bituminous road more with the foundation ground.
Description
Technical Field
The utility model relates to an asphalt road detects technical field, especially relates to a road asphalt mixture sample infiltration is detection device in batches.
Background
A large number of engineering practices show that moisture has a significant influence on the quality of use of asphalt pavements. The sources of moisture are various, the most common of which is rainfall in rainy season, and the moisture gradually permeates into the mixture from the road surface downwards, and the moisture is filled into the mixture to be the main reason for damaging the road surface due to the large road surface void ratio. The water permeability of the asphalt pavement is an important index for reflecting the performance of the asphalt mixture, if the asphalt pavement is permeable, early damages such as stripping, pit and slot, loosening and the like are inevitably caused, and meanwhile, water enters a base layer or a roadbed, so that the bearing capacity of the pavement is reduced. Therefore, the road water permeability coefficient is an important index for evaluating the road performance.
The conventional road surface water seepage test method is JTG E60-2008 "highway subgrade and road surface field test regulation" (T0971-2008), and the device has a problem that the edge is difficult to be completely sealed by a sealing material in the practical application process, and meanwhile, water may return to the road surface from the connected gap and does not permeate into the structural layer, so whether the road surface is water seepage or not cannot be confirmed. In addition, the selection of the sealing material in the test is also strict, and the influence of lateral seepage is often aggravated in the use process of the material with poor fluidity and waterproofness, which seriously influences the popularization of the pavement seepage test, so that the development of a seepage instrument for detecting the asphalt mixture becomes necessary.
SUMMERY OF THE UTILITY MODEL
The utility model discloses be based on above technical problem, provide a road bituminous mixture sample infiltration batch detection device, can carry out the detection of infiltration performance to each bituminous mixture sample in batches before laying bituminous paving, select the bituminous mixture sample that infiltration performance is best again according to the test result and lay the road surface, so alright realize bituminous road's construction with more having the foundation.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a batch detection device for road asphalt mixture sample seepage comprises a test box, a hydraulic device and a water tank, wherein a waterproof sealing block is arranged in the test box, a plurality of transversely arranged through holes are formed in the waterproof sealing block, test tubes for storing asphalt mixture samples are respectively and hermetically arranged in the through holes, water filtering holes are integrally formed in the bottoms of the test tubes, funnels are respectively and correspondingly arranged at the bottoms of the test tubes, measuring cups are respectively and correspondingly arranged at the bottoms of the funnels, a push plate is movably arranged at the top opening of the test box, a sealing ring is sleeved on the periphery of the push plate, the top opening of the test box is sealed by the push plate through the sealing ring, a piston rod of the hydraulic device is vertically connected to the top of the push plate, a water inlet is formed in the side wall of the test box, and the water inlet is positioned between the push plate and the waterproof sealing block, the water inlet is communicated with the water tank through a pipeline.
Before operation, respectively filling asphalt mixture samples with different mixing ratios into each test tube in advance, after each asphalt mixture sample is cooled, sealing and installing each test tube into each through hole of a waterproof sealing block, conveying water to the test box through the water tank and the water inlet, sealing and installing a push plate into the top opening of the test box when the water covers each asphalt mixture sample or the liquid level of the water rises to the top opening of the test box, presetting the output pressure of a hydraulic device, pushing a piston rod to downwards apply pressure to the push plate so as to enable the interior of the test box to reach the preset water pressure, enabling the water pressure to act on the asphalt mixture samples with different mixing ratios in each test tube, enabling the water to downwards permeate the asphalt mixture samples under the action of the water pressure lasting for a period of time, and then enabling the water to flow into a funnel from a water filtering hole at the bottom of the test tube, and flows down the side wall of the funnel and finally falls into the measuring cup at the bottom. Because the water pressure, the pressed time and the water seepage time of the asphalt mixture samples with different mixing ratios in the test box are the same, and the pressed areas are the same, the asphalt mixture samples with different mixing ratios can be conveniently compared under the same test condition, after the preset test time is reached, the water seepage performance of the asphalt mixture samples with different mixing ratios can be judged by observing the water body liquid level height in each measuring cup, and then the asphalt mixture sample with the best water seepage performance is selected according to the test result to lay the pavement, so that the construction of the asphalt road can be realized more according to the ground.
Therefore the utility model relates to a road bituminous mixture sample infiltration is detection device in batches can carry out the detection of water permeability to each bituminous mixture sample in batches before laying bituminous paving, selects the bituminous mixture sample that water permeability is best to lay the road surface according to the test result again, so alright in order to realize bituminous road's construction more with the foundation.
Further, a control valve is installed at the water inlet, and the water tank is communicated with the control valve through a pipeline. Therefore, the test box can be closed by the control valve in the process of applying pressure to the water body by the push plate, and the water pressure in the test box is kept.
Further, a water pump is arranged on a pipeline between the water inlet and the water tank. Therefore, water in the water tank can be quickly conveyed into the test box through the water pump.
Furthermore, a heating element is arranged between the test tubes and the funnel, the heating element transversely extends and is abutted against the bottom of each test tube, a water seepage hole matched with the corresponding water drainage hole is formed in the heating element, and the heating element is externally connected with a power supply. Therefore, the asphalt mixture samples in the test pipes can be heated through the heating bodies, and the water seepage performance of the asphalt pavement can be conveniently detected by simulating under a high-temperature environment.
Furthermore, each test tube is provided with a handle, and the handle extends upwards and is clamped at the top of the waterproof sealing block. The test tube can be detached from the through hole only by lifting the carrying handle upwards, so that the test tube can be detached conveniently for cleaning.
Further, a hydraulic gauge is installed on the hydraulic device. The pressure value applied to the outside by the hydraulic device can be observed through the hydraulic meter, and parameters of relevant water permeability performance can be calculated conveniently according to the pressure value.
Further, the sealing ring is sleeved on the periphery of the test tube, and the test tube is hermetically installed in the through hole through the sealing ring, so that water leakage can be avoided.
The utility model has the advantages that:
before operation, respectively filling asphalt mixture samples with different mixing ratios into each test tube in advance, after each asphalt mixture sample is cooled, sealing and installing each test tube into each through hole of a waterproof sealing block, conveying water to the test box through the water tank and the water inlet, sealing and installing a push plate into the top opening of the test box when the water covers each asphalt mixture sample or the liquid level of the water rises to the top opening of the test box, presetting the output pressure of a hydraulic device, pushing a piston rod to downwards apply pressure to the push plate so as to enable the interior of the test box to reach the preset water pressure, enabling the water pressure to act on the asphalt mixture samples with different mixing ratios in each test tube, enabling the water to downwards permeate the asphalt mixture samples under the action of the water pressure lasting for a period of time, and then enabling the water to flow into a funnel from a water filtering hole at the bottom of the test tube, and flows down the side wall of the funnel and finally falls into the measuring cup at the bottom. Because the water pressure, the pressed time and the water seepage time of the asphalt mixture samples with different mixing ratios in the test box are the same, and the pressed areas are the same, the asphalt mixture samples with different mixing ratios can be conveniently compared under the same test condition, after the preset test time is reached, the water seepage performance of the asphalt mixture samples with different mixing ratios can be judged by observing the water body liquid level height in each measuring cup, and then the asphalt mixture sample with the best water seepage performance is selected according to the test result to lay the pavement, so that the construction of the asphalt road can be realized more scientifically.
Therefore the utility model relates to a road bituminous mixture sample infiltration is detection device in batches can carry out the detection of water permeability to each bituminous mixture sample in batches before laying bituminous paving, selects the bituminous mixture sample that water permeability is best to lay the road surface according to the test result again, so alright in order to realize bituminous road's construction more with the foundation.
Drawings
Fig. 1 is a schematic sectional view of the overall structure of the present invention.
Fig. 2 is a schematic sectional view of a partial structure of the present invention.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and schematic or simplified schematic drawings only, not for the purpose of limiting the same, and not for the purpose of limiting the same; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "vertical", "horizontal", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, the description is merely for convenience and simplicity of description, and it is not intended to indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, the terms describing the positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Furthermore, if terms such as "first," "second," etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, it will be apparent to those of ordinary skill in the art that the specific meanings of the above terms may be understood according to particular circumstances.
As shown in fig. 1-2, a batch detection device for road asphalt mixture sample seepage comprises a test box 100, a hydraulic device 200 and a water tank 300, wherein a hydraulic meter 202 is installed on the hydraulic device 200, a waterproof sealing block 101 is installed in the test box 100, three through holes 1010 which are transversely arranged are formed in the waterproof sealing block 101, a test tube 400 for storing an asphalt mixture sample is respectively installed in each through hole 1010 in a sealing manner, a drainage hole 401 is integrally formed at the bottom of the test tube 400, a funnel 500 is respectively and correspondingly installed at the bottom of each test tube 400, a measuring cup 600 is respectively and correspondingly placed at the bottom of each funnel 500, a push plate 102 is movably installed at the top opening of the test box 100, a sealing ring 103 is sleeved on the periphery of the push plate 102, when the push plate 102 is installed in the top opening of the test box 100 in a matching manner, the push plate 102 seals the top opening of the test, the piston rod 201 of the hydraulic device 200 is vertically connected to the top of the push plate 102, the side wall of the test box 100 is provided with a water inlet 104, the water inlet 104 is located between the push plate 102 and the waterproof sealing block 101 in the longitudinal direction, and the water inlet 104 is communicated with the water tank 300 through a pipeline. The water inlet 104 is provided with a control valve 301, and the water tank 300 is communicated with the control valve 301 through a pipeline. A water pump 302 is installed on a pipe between the water inlet 104 and the water tank 300. The periphery of the test tube 400 is sleeved with a sealing ring 403, and the test tube 400 is hermetically installed in the through hole 1010 through the sealing ring 403.
Before operation, the test tubes 400 are respectively filled with asphalt mixture samples with different mixing ratios in advance, after the asphalt mixture samples are cooled, the test tubes 400 are hermetically installed in the through holes 1010 of the waterproof sealing block 101, then the control valve 301 is opened and the water pump 302 is started, water in the water tank 300 is conveyed to the water inlet 104 and enters the test box 100, when the water level of the water body rises to the top opening of the test box 100, the push plate 102 is hermetically installed into the top opening of the test box 100, then the output pressure of the hydraulic device 200 is preset, the piston rod 201 extends out to push the push plate 102 downwards, the push plate 102 applies pressure to the water in the test box 100, so that the preset water pressure is achieved in the test box 100, the water pressure is applied to the asphalt mixture samples with different mixing ratios in the test tubes 400, and under the action of water pressure lasting for a period of time, the water penetrates the asphalt mixture sample downward, then flows into the funnel 500 through the drainage holes 401 at the bottom of the test tube 400, and flows down the side wall of the funnel 500 to finally fall into the measuring cup 600 at the bottom. Because the water pressure, the pressed time and the water seepage time of the asphalt mixture samples with different mixing ratios in the test box 100 are the same, and the pressed areas are the same, the asphalt mixture samples with different mixing ratios can be conveniently compared under the same test condition, after the preset test time is reached, the water seepage performance of the asphalt mixture samples with different mixing ratios can be judged by observing the water body liquid level height in each measuring cup 600, and then the asphalt mixture sample with the best water seepage performance is selected according to the test result to lay the pavement, so that the construction of the asphalt road can be realized more according to the ground.
Therefore the utility model relates to a road bituminous mixture sample infiltration is detection device in batches can carry out the detection of water permeability to each bituminous mixture sample in batches before laying bituminous paving, selects the bituminous mixture sample that water permeability is best to lay the road surface according to the test result again, so alright in order to realize bituminous road's construction more with the foundation.
As a further supplement and improvement to this embodiment, as shown in fig. 1, a heating element 700 is additionally installed between the testing tube 400 and the funnel 500, the heating element 700 is made of an aluminum metal plate, the heating element 700 extends transversely and abuts against the bottom of each testing tube 400, a water seepage hole 701 matching with the corresponding water seepage hole 401 is opened on the heating element 700, and the heating element 700 is externally connected with a power supply 702. Therefore, the asphalt mixture samples in the test tubes 400 can be heated through the heating body 700, and the water seepage performance of the asphalt pavement can be conveniently detected by simulating under a high-temperature environment.
As a further supplement and improvement to this embodiment, as shown in fig. 1, each test tube 400 is connected with a handle 402, and the handle 402 extends upward and is clamped on the top of the waterproof sealing block 101. The test tube 400 can be removed from the through hole 1010 by pulling the handle 402 upward, thereby facilitating the removal of the test tube 400 for cleaning.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. The road asphalt mixture sample water seepage batch detection device comprises a test box (100), a hydraulic device (200) and a water tank (300), and is characterized in that a waterproof sealing block (101) is arranged in the test box (100), a plurality of transversely arranged through holes (1010) are formed in the waterproof sealing block (101), a test tube (400) used for storing an asphalt mixture sample is respectively and hermetically mounted in each through hole (1010), a water filtering hole (401) is integrally formed in the bottom of the test tube (400), a funnel (500) is correspondingly arranged at the bottom of each test tube (400), a measuring cup (600) is correspondingly arranged at the bottom of each funnel (500), a push plate (102) is movably mounted at the top opening of the test box (100), a sealing ring (103) is sleeved on the periphery of the push plate (102), and the push plate (102) seals the top opening of the test box (100) through the sealing ring (103), the piston rod (201) of the hydraulic device (200) is vertically connected to the top of the push plate (102), the side wall of the test box (100) is provided with a water inlet (104), the water inlet (104) is located between the push plate (102) and the waterproof sealing block (101) in the longitudinal direction, and the water inlet (104) is communicated with the water tank (300) through a pipeline.
2. The batch detection device for water seepage of a road asphalt mixture sample according to claim 1, wherein the water inlet (104) is provided with a control valve (301), and the water tank (300) is communicated with the control valve (301) through a pipeline.
3. The batch detection device for water seepage of a road asphalt mixture sample according to claim 2, characterized in that a water pump (302) is arranged on a pipeline between the water inlet (104) and the water tank (300).
4. The road asphalt mixture sample water seepage batch detection device according to claim 3, characterized in that a heating element (700) is arranged between the test tubes (400) and the funnel (500), the heating element (700) transversely extends and abuts against the bottom of each test tube (400), a water seepage hole (701) matched with the corresponding water seepage hole (401) is formed in the heating element (700), and the heating element (700) is externally communicated with a power supply (702).
5. The batch testing device for the water seepage of the road asphalt mixture sample according to claim 4, wherein each test tube (400) is provided with a handle (402), and the handles (402) extend upwards and are clamped on the top of the waterproof sealing block (101).
6. The batch detection device for water seepage of the road asphalt mixture sample according to claim 5, wherein a hydraulic gauge (202) is installed on the hydraulic device (200).
7. The batch detection device for water seepage of the road asphalt mixture sample according to claim 6, wherein a sealing ring (403) is sleeved on the periphery of the test tube (400), and the test tube (400) is hermetically installed in the through hole (1010) through the sealing ring (403).
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| CN201922285691.5U CN211263116U (en) | 2019-12-18 | 2019-12-18 | Road bituminous mixture sample infiltration is detection device in batches |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982785A (en) * | 2020-08-31 | 2020-11-24 | 甘肃省建材科研设计院有限责任公司 | Artificial water simulation test device for hydrophobic particles and test method thereof |
| CN113008757A (en) * | 2021-02-25 | 2021-06-22 | 温州际高检测仪器有限公司 | Automatic clamping device for geosynthetic permeability test |
| CN116087065A (en) * | 2023-04-10 | 2023-05-09 | 石家庄市公路桥梁建设集团有限公司 | Road and bridge seepage detection device |
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2019
- 2019-12-18 CN CN201922285691.5U patent/CN211263116U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982785A (en) * | 2020-08-31 | 2020-11-24 | 甘肃省建材科研设计院有限责任公司 | Artificial water simulation test device for hydrophobic particles and test method thereof |
| CN113008757A (en) * | 2021-02-25 | 2021-06-22 | 温州际高检测仪器有限公司 | Automatic clamping device for geosynthetic permeability test |
| CN113008757B (en) * | 2021-02-25 | 2024-05-10 | 温州际高检测仪器有限公司 | Automatic clamping device for permeability test of geosynthetic material |
| CN116087065A (en) * | 2023-04-10 | 2023-05-09 | 石家庄市公路桥梁建设集团有限公司 | Road and bridge seepage detection device |
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