CN210894045U - Be used for bituminous concrete bleeding nature survey device - Google Patents

Be used for bituminous concrete bleeding nature survey device Download PDF

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Publication number
CN210894045U
CN210894045U CN201921406890.0U CN201921406890U CN210894045U CN 210894045 U CN210894045 U CN 210894045U CN 201921406890 U CN201921406890 U CN 201921406890U CN 210894045 U CN210894045 U CN 210894045U
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China
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asphalt concrete
bevel gear
support
motor
hopper
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CN201921406890.0U
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Chinese (zh)
Inventor
冷宇涵
潘新科
封磊
张业茂
晏凤元
刘俊杰
姜志炜
徐少华
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Nanjing Institute of Technology
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Nanjing Institute of Technology
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Abstract

The utility model provides a device for measuring bleeding property of asphalt concrete, which comprises a stirring device, a screening device, a collecting device and a first bracket, wherein the stirring device is arranged on the first bracket and is used for stirring the aggregate of the water-based asphalt concrete; the screening device is arranged below the stirring device and is used for screening out the water-based asphalt concrete with the diameter larger than the diameter of the sieve pore; the collecting device is arranged under the screening device and used for further stirring the water-based asphalt concrete, and the asphalt concrete entering the collecting device is uniformly stirred and then subjected to a bleeding property determination experiment. The utility model discloses can conveniently explore the influence that the waterborne asphalt concrete aggregate of different particle diameters produced to bleeding in the waterborne asphalt concrete test, reasonable in design, simple structure, convenient operation, the practicality is strong, easily promotes on a large scale.

Description

Be used for bituminous concrete bleeding nature survey device
Technical Field
The utility model belongs to the technical field of civil engineering material, concretely relates to be used for asphalt concrete bleeding survey device.
Background
In the existing asphalt concrete experiment, the determination of the bleeding property of the asphalt concrete is an indispensable experiment, one of the reasons of the bleeding property of the asphalt concrete is caused by that the coarse aggregate of the asphalt concrete with larger particle size sinks to the bottom, although the bleeding property problem of the asphalt concrete can be realized by adding the water reducing agent, the bleeding property problem of the asphalt concrete cannot be substantially solved only by adding the water reducing agent, or a solution can be found by researching the reason of the bleeding phenomenon, the existing bleeding property determination device can only determine the bleeding property of the asphalt concrete, but does not research the influence factors such as the coarse aggregate of the asphalt concrete in the experiment, and based on the problems, a device for determining the bleeding property of the asphalt concrete needs to be designed, so that the asphalt concrete firstly filters the coarse aggregate and uniformly stirs the asphalt concrete, the influence of the particle size of the coarse aggregate in the asphalt concrete on the bleeding property is conveniently researched.
Disclosure of Invention
The utility model aims at providing a be used for bituminous concrete bleeding nature survey device to the not enough of prior art.
The utility model adopts the following technical scheme:
the device for measuring the bleeding property of the asphalt concrete comprises a stirring device, a screening device, a collecting device and a first support, wherein the stirring device is arranged on the first support and is used for stirring the aggregate of the water-based asphalt concrete; the screening device is arranged below the stirring device and is used for screening out the water-based asphalt concrete aggregate with the diameter larger than the diameter of the sieve pore; the collecting device is arranged under the screening device and used for further stirring the water-based asphalt concrete, and the asphalt concrete entering the collecting device is uniformly stirred and then subjected to a bleeding property determination experiment.
Further, agitating unit includes first motor, bevel gear, agitator and first funnel, and bevel gear includes intermeshing's bevel pinion and big bevel gear, first motor is fixed to be set up on first support, and the one end of the output connection actuating lever of first motor, the bevel pinion of the other end fixed connection bevel gear of actuating lever, the agitator passes through the connecting rod to be connected with first support, agitator upper end fixed connection bevel gear's big bevel gear, the agitator lower extreme sets up in first funnel, and first motor can drive the actuating lever and rotate, and then drive bevel pinion and rotate, and bevel pinion drives big bevel gear and rotate, and then drives the agitator and fully stir aqueous asphalt concrete in first funnel.
Further, connecting rod one end and first support fixed connection, the other end is connected with the bearing, and the agitator setting is in the bearing.
Further, divide the sieve device to include second motor, eccentric wheel, slide rail and sieve, the second motor is fixed on first support, and the eccentric wheel is connected to the second motor output, and eccentric wheel and slide rail fixed connection can dismantle on the slide rail and be connected with the sieve, and second motor drive eccentric wheel rotates, and the eccentric wheel drives the slide rail and is reciprocating motion, and then drives the sieve vibration, plays the effect of screening waterborne asphalt concrete aggregate, the sieve setting is under first funnel.
Further, the diameter of the sieve hole in the sieve is 30mm, 35mm or 40mm, or the diameter of the sieve hole in the sieve is both 30mm, 35mm and 40mm, and the sieve is used for sieving out asphalt concrete coarse aggregates with different diameters.
Further, collection device includes second funnel, second support, recovery cylinder and shaking table, the second funnel sets up on the second support, and the second funnel sets up under the sieve with the second support, and the recovery cylinder sets up under the second funnel, and the recovery cylinder below is provided with the shaking table, the shaking table is used for driving the vibration of recovery cylinder for aqueous asphalt concrete misce bene.
Further, the first support comprises vertical pole and horizontal pole welding, the second support includes by three spinal branch vaulting poles and support ring, and three spinal branch vaulting poles equidistance welds and forms a stable tripod support frame on the ring for support second funnel.
Further, the first support and the second support are made of metal.
The utility model has the advantages that:
the utility model discloses can conveniently explore the influence that the waterborne asphalt concrete aggregate of different particle diameters produced to bleeding in the waterborne asphalt concrete test, agitating unit through the device top can realize the preliminary stirring to waterborne polymer asphalt concrete, can screen out the waterborne asphalt concrete coarse aggregate of different particle diameters through the middle branch sieve device, the shaking table through the bottom drives the waterborne asphalt concrete misce bene of recovery cylinder vibration in with the recovery cylinder and the plain of jolt ramming, the asphalt concrete of being convenient for secretes out the moisture in the recovery cylinder, the suction secretes out moisture and measures its volume, carry out the calculation of bleeding rate. The utility model relates to a rationally, simple structure, convenient operation, the practicality is strong, easily promotes on a large scale.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the stirring device of the present invention;
FIG. 3 is a schematic structural view of the sieving device of the present invention;
FIG. 4 is a schematic view of the structure of the collecting device of the present invention;
the reference numbers in the drawings are: 1. a first bracket; 2. a first motor; 3. a stirrer; 4. a connecting rod; 5. a bevel gear; 6. a drive rod; 7. a first hopper; 8. a second motor; 9. an eccentric wheel; 10. a slide rail; 11. sieving; 12. a second hopper; 13. a second bracket; 14. a recovery cylinder; 15. a vibration table.
The specific implementation mode is as follows:
in order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the device for measuring the bleeding property of the asphalt concrete comprises a stirring device, a screening device, a collecting device and a first bracket 1, wherein the stirring device is arranged on the first bracket 1 and is used for stirring the water-based asphalt concrete aggregate; the screening device is arranged below the stirring device and is used for screening out the water-based asphalt concrete coarse aggregate with the diameter larger than the diameter of the sieve pore; the collecting device is arranged under the screening device and used for further stirring the water-based asphalt concrete, and the asphalt concrete entering the collecting device is uniformly stirred and then subjected to a bleeding property determination experiment.
The utility model discloses agitating unit includes first motor 2, bevel gear 5, agitator 3 and first funnel 7, bevel gear 5 includes intermeshing's bevel pinion and big bevel gear, first motor 2 is fixed to be set up on first support 1, and the output of first motor 2 is connected the one end of actuating lever 6, and the other end fixed connection bevel pinion of actuating lever 6, agitator 3 is connected with first support 1 through connecting rod 4, and the big bevel gear of bevel gear 5 is connected to agitator 3 upper end fixed connection, and agitator 3 lower extreme sets up in first funnel 7, and first motor 2 can drive actuating lever 6 to rotate, and then drive bevel pinion and rotate, and bevel pinion drives big bevel gear to rotate, and then drives agitator 3 to fully stir waterborne asphalt concrete in first funnel 7; in the embodiment of the utility model provides an in, 4 one ends of connecting rod and 1 fixed connection of first support, the other end are connected with the bearing, and agitator 3 sets up in the bearing.
The utility model discloses sieve separator includes second motor 8, eccentric wheel 9, slide rail 10 and sieve 11, second motor 8 is fixed on first support 1, first support 1 comprises vertical pole and horizontal pole welding, and eccentric wheel 9 is connected to the 8 output ends of second motor, and eccentric wheel 9 and slide rail 10 fixed connection, can dismantle on the slide rail 10 and be connected with sieve 11, and second motor 8 drive eccentric wheel 9 rotates, and eccentric wheel 9 drives slide rail 10 and does reciprocating motion, and then drives sieve 11 vibration, play the effect of sieving the waterborne asphalt concrete aggregate, sieve 11 sets up under first funnel 7; the embodiment of the utility model provides an in, the diameter of sieve mesh is 30mm, 35mm or 40mm in sieve 11, perhaps the diameter of sieve mesh has 30mm, 35mm and 40mm concurrently in sieve 11 for screen out the asphalt concrete coarse aggregate of different diameters.
The utility model discloses collection device includes second funnel 12, second support 13, recovery drum 14 and shaking table 15, second funnel 12 sets up on second support 13, and second funnel 12 sets up under sieve 11 with second support 13, and recovery drum 14 sets up under second funnel 12, is provided with shaking table 15 below recovery drum 14, and shaking table 15 is connected, shaking table 15 is used for driving recovery drum 14 to vibrate for the waterborne asphalt concrete mixes evenly; in the embodiment of the present invention, the second bracket 13 includes a stable tripod supporting frame formed by three supporting rods and a supporting ring, and the three supporting rods are welded on the supporting ring at equal intervals for supporting the second funnel 12.
In the embodiment of the present invention, the material of the first support 1 and the second support 13 is metal.
This device is in operation, the bituminous concrete who will await survey bleeding drops into agitating unit and tentatively stirs waterborne polymer bituminous concrete, get into the branch sieve device below agitating unit afterwards and sieve the waterborne bituminous concrete coarse aggregate of different particle diameters, then, the bituminous concrete who sieves the coarse aggregate gets into the recycling drum, the vibration of recycling drum is driven to the shaking table through the bottom, waterborne bituminous concrete in the recycling drum mixes evenly and the compaction is floating, close the shaking table and stew, through equal interval time, absorb bituminous concrete in the recycling drum 14 and secrete moisture, and measure the volume that secretes moisture, the volume of water that secretes in the recycling drum 14 and the volume ratio of the water that adds when bituminous concrete mixes, obtain the bleeding rate of this bituminous concrete. The utility model relates to a rationally, simple structure, convenient operation, the practicality is strong, easily promotes on a large scale.
Above only the utility model discloses an it is the preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the technical scheme under the thinking of the utility model discloses a scope of protection should point out, to the ordinary technical personnel of this technical field, is not deviating from the utility model discloses a plurality of improvements and moist decorations under the principle prerequisite should be regarded as the utility model discloses a scope of protection.

Claims (8)

1. The device for measuring the bleeding property of the asphalt concrete is characterized by comprising a stirring device, a screening device, a collecting device and a first support (1), wherein the stirring device is arranged on the first support (1) and is used for stirring the aggregate of the water-based asphalt concrete; the screening device is arranged below the stirring device and is used for screening out the water-based asphalt concrete aggregate with the diameter larger than the diameter of the sieve pore; the collecting device is arranged under the screening device and used for further stirring the water-based asphalt concrete, and the asphalt concrete entering the collecting device is uniformly stirred and then subjected to a bleeding property determination experiment.
2. The device for measuring the bleeding property of the asphalt concrete according to claim 1, wherein the stirring device comprises a first motor (2), a bevel gear (5), a stirrer (3) and a first hopper (7), the bevel gear (5) comprises a small bevel gear and a large bevel gear which are meshed with each other, the first motor (2) is fixedly arranged on the first bracket (1), the output end of the first motor (2) is connected with one end of a driving rod (6), the other end of the driving rod (6) is fixedly connected with the small bevel gear of the bevel gear (5), the stirrer (3) is connected with the first bracket (1) through a connecting rod (4), the upper end of the stirrer (3) is fixedly connected with the large bevel gear of the bevel gear (5), the lower end of the stirrer (3) is arranged in the first hopper (7), the first motor (2) can drive the driving rod (6) to rotate so as to drive the small bevel gear to rotate, the small bevel gear drives the big bevel gear to rotate, and then drives the stirrer (3) to fully stir the water-based asphalt concrete in the first hopper (7).
3. The apparatus for measuring the bleeding property of asphalt concrete according to claim 2, wherein one end of the connecting rod (4) is fixedly connected with the first bracket (1), the other end is connected with a bearing, and the stirrer (3) is arranged in the bearing.
4. The asphalt concrete bleeding property measuring device according to claim 1, wherein the screening device comprises a second motor (8), an eccentric wheel (9), a sliding rail (10) and a screen (11), the second motor (8) is fixed on the first support (1), the output end of the second motor (8) is connected with the eccentric wheel (9), the eccentric wheel (9) is fixedly connected with the sliding rail (10), the screen (11) is detachably connected on the sliding rail (10), the second motor (8) drives the eccentric wheel (9) to rotate, the eccentric wheel (9) drives the sliding rail (10) to reciprocate so as to drive the screen (11) to vibrate, so that the effect of screening the aqueous asphalt concrete aggregate is achieved, and the screen (11) is arranged under the first hopper (7).
5. The apparatus for measuring bleeding property of asphalt concrete according to claim 4, wherein the diameter of the holes of the sieve (11) is one of 30mm, 35mm and 40mm, or the diameter of the holes of the sieve (11) is both 30mm, 35mm and 40mm, for screening out coarse aggregates of asphalt concrete of different diameters.
6. The device for measuring the bleeding property of the asphalt concrete according to claim 1, wherein the collecting device comprises a second hopper (12), a second support (13), a recycling drum (14) and a vibrating table (15), the second hopper (12) is arranged on the second support (13), the second hopper (12) and the second support (13) are arranged right below the screen (11), the recycling drum (14) is arranged right below the second hopper (12), the vibrating table (15) is arranged below the recycling drum (14), and the vibrating table (15) is used for driving the recycling drum (14) to vibrate so that the water-based asphalt concrete is uniformly mixed.
7. The apparatus for determining the bleeding property of asphalt concrete according to claim 6, wherein the first frame (1) is composed of a vertical bar and a horizontal bar by welding, and the second frame (13) is composed of three support bars and a support ring, the three support bars are welded on the support ring at equal intervals to form a stable three-leg support frame for supporting the second hopper (12).
8. The apparatus for determining the bleeding property of asphalt concrete according to claim 7, wherein the material of the first bracket (1) and the second bracket (13) is metal.
CN201921406890.0U 2019-08-28 2019-08-28 Be used for bituminous concrete bleeding nature survey device Active CN210894045U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921406890.0U CN210894045U (en) 2019-08-28 2019-08-28 Be used for bituminous concrete bleeding nature survey device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921406890.0U CN210894045U (en) 2019-08-28 2019-08-28 Be used for bituminous concrete bleeding nature survey device

Publications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113263624A (en) * 2021-06-22 2021-08-17 王淑玲 Concrete preparation method
CN115212789A (en) * 2022-06-29 2022-10-21 南京工程学院 Asphalt mixture stirring system capable of detecting workability and implementation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113263624A (en) * 2021-06-22 2021-08-17 王淑玲 Concrete preparation method
CN115212789A (en) * 2022-06-29 2022-10-21 南京工程学院 Asphalt mixture stirring system capable of detecting workability and implementation method thereof
CN115212789B (en) * 2022-06-29 2023-11-14 南京工程学院 Asphalt mixture stirring system capable of detecting workability and implementation method thereof

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Nanjing University of Engineering Science Park Co.,Ltd.

Assignor: NANJING INSTITUTE OF TECHNOLOGY

Contract record no.: X2023980033985

Denomination of utility model: A device for measuring the water permeability of asphalt concrete

Granted publication date: 20200630

License type: Common License

Record date: 20230323

EE01 Entry into force of recordation of patent licensing contract