CN207908302U - A kind of asphalt bonding lubrication test device of adjustable speed - Google Patents
A kind of asphalt bonding lubrication test device of adjustable speed Download PDFInfo
- Publication number
- CN207908302U CN207908302U CN201721818103.4U CN201721818103U CN207908302U CN 207908302 U CN207908302 U CN 207908302U CN 201721818103 U CN201721818103 U CN 201721818103U CN 207908302 U CN207908302 U CN 207908302U
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- asphalt
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- pot
- test device
- mixing
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Abstract
Bond lubrication test device the utility model discloses a kind of asphalt of adjustable speed, including motor, retarder, frequency converter, for mixing and stirring agitating device that pot is stirred, torsion harvester, hoistable platform, mixing and stirring pot and control unit and host computer;Motor is carried out by frequency converter to carry out electrodeless variable-speed adjusting, and then agitating device is driven to be stirred using different stir speed (S.S.)s to mixing and stirring gathering materials in pot and pitch, torque during flowable state mixture mixes and stirs is acquired by torsion harvester simultaneously and obtains mixing and stirring performance number during output is mixed and stirred, and the information conveyance of acquisition to host computer is subjected to holding analysis.The test device acquires the power of agitator of granular media asphalt and mixes and stirs torque in real time, accurately reflects the bonding lubrication property of mineral aggregate granular system, has many advantages, such as operable repeatability, higher data accuracy and system stability.
Description
Technical field
The utility model is related to Highway Test equipment technical fields, are specially related to a kind of pitch mixing of adjustable speed
Material bonds lubrication test device.
Background technology
Asphalt is by mineral aggregate (thickness is gathered materials), pitch (matrix pitch, modified pitch, rubber asphalt etc.) and gap
The multistage multi component granular material of composition, is considered as asphalt in structure.Asphalt in mix, transport and pave
In the process, asphalt is in loose flowable state, and the mineral aggregate particle that surface wraps pitch has prodigious degree of freedom, in flowing
State.Bituminous cements plays a decisive role to the distributing homogeneity of mineral aggregate, if the execution conditions control of asphalt is improper,
It just will produce particle aggregation and generate segregation phenomenon, cause to pave uneven.And the design and construction matter of asphalt at present
Amount control largely according to engineering experience, to the research of asphalt interface interaction mechanism and kinetic characteristics compared with
It is few, while bituminous cements studies the bonding of mineral aggregate with lubricating action still not deep enough.Therefore for asphalt
Flow regime and characteristic research, developing the asphalt bonding lubrication test device of variable-ratio seems extremely urgent.
Utility model content
For problems of the prior art, the utility model provides a kind of asphalt bonding lubrication of adjustable speed
Test device, by adjusting the mixing speed and test temperature of mixer mix blade, acquires in real time during pitch mixes and stirs
The power of agitator of different temperatures and the granular media asphalt under different stir speed (S.S.) and torque is mixed and stirred, accurately reflects that pitch is mixed
Close the bonding lubricating effect of material.
The utility model is to be achieved through the following technical solutions:
A kind of asphalt of adjustable speed bonds lubrication test device, including motor, speed reducer, frequency converter, for pair
Mix and stir the agitating device that asphalt in pot is stirred, torsion harvester, hoistable platform, mix and stir pot and control unit and
Host computer;
The motor is connect with speed reducer, and speed reducer is connect with frequency converter, and motor and speed reducer is arranged in hoistable platform
Top is mixed and stirred pot and is arranged in the bottom of hoistable platform, and one end of torsion harvester and the output end of speed reducer connect, another
End is connect with agitating device, and torsion harvester sends the information of acquisition to upper for acquiring the torque of agitating device
Machine, control unit respectively with hoistable platform and mix and stir pot and connect, for controlling the height of hoistable platform and mixing and stirring the temperature of pot.
Further, the torsion harvester includes torsion sensor and data collector;The one of the torsion sensor
End is connect with speed reducer, and the other end is connect with agitating device, and torsion sensor is connect by data collector with host computer.
Further, the torsion sensor is connected by the output end of shaft coupling and speed reducer, and the torsion sensor is logical
Shaft coupling is crossed to connect with agitating device.
Further, the agitating device includes shaft and stirring blade;One end of the shaft connects with torsion harvester
It connects, the other end of shaft connects stirring blade, and stirring blade to mixing and stirring asphalt in pot for being stirred.
Further, further include for mixing and stirring the closed cover board of pot, the cover board to be arranged in shaft, and is located at paddle
The top of piece.
Further, the hoistable platform includes lifting shaft, bottom plate and the mixing machine top plate above bottom plate;The bottom plate
It is connect with mixing machine top plate by lifting shaft, lifting shaft is connect with control unit, and control unit is used to control the lifting of lifting shaft.
Further, further include for rotating the holder for mixing and stirring pot, the holder includes the bearing being vertically set on bottom plate
The connecting rod on bearing is set with horizontal anomalous movement, mixes and stirs pot and is fixedly connected with the connecting rod, the end of the connecting rod is also set up
There is handwheel.
Further, further include cushion block for regulation motor and speed reducer height, the cushion block is arranged in hoistable platform
Top, motor and speed reducer are mounted on the top of cushion block.
Further, the cushion block includes vertical baffle, bearing diagonal mainboard, support plate and vertical gripper shoe;
The vertical baffle and vertical gripper shoe are vertically arranged on mixing machine top plate, and support plate is horizontally set on vertical gear
The top of plate and vertical gripper shoe, bearing diagonal mainboard are inclined between vertical baffle and vertical gripper shoe, bearing diagonal mainboard
One end connect with vertical baffle, the other end is connect with mixing machine top plate.
Further, the motor is threephase asynchronous.
Compared with prior art, the utility model has technique effect beneficial below:
Test device provided by the utility model adjusts agitating device using hoistable platform and mixes and stirs the position of pot, passes through
Frequency converter carries out electrodeless variable-speed adjusting to motor, and then drives agitating device using different stir speed (S.S.)s to mixing and stirring the collection in pot
Material and pitch are stirred, while torsion harvester being mounted between speed reducer and agitating device, acquire flowable state in real time
Mixture mix and stir during torque, obtained torque value is sent to the host computer being connect with data collector, host computer according to
Rapidly record preserves for performance number and progress when torquemeter calculates stirring, is handled convenient for test data analyzer, repetition is operable
Property and data accuracy greatly improve.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model test device.
In figure:1- motors;2- speed reducers;3- shaft couplings;4- torque sensors;5- mixer top plates;6- vertical baffles;
7- bearing diagonal mainboards;8- speed reducer support plates;9- vertical gripper shoes;10- frequency converters;11- data collectors;12- host computers;
13- cover boards;14- stirring blades;15- mixes and stirs pot;Tri- wheel handles of 16-;17- bearings;18- pedestals;19- mixer main body cases;20-
Console;21- lifting shafts.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment is based on the embodiments of the present invention, and those of ordinary skill in the art are without making creative work
The all other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig.1, a kind of asphalt of adjustable speed bonds lubrication test device, including upper and lower two parts;Lower part
Including pedestal 18, mixer main body case 19, mix and stir pot 15, connecting rod, holder 17, mixer top plate 5 and lifting shaft 21;
Mixer main body case 19 is mounted on bottom plate 18, and holder 17 is vertically set on bottom plate 18 and is located at mixer main body
The one end on the right side of case 19, connecting rod is connect with the upper end of holder 17, and the other end of connecting rod is connect with mixer main body case 19,
It mixes and stirs pot 15 to be fixedly connected with the connecting rod, the end of connecting rod is also equipped with three wheel handles 16, and three wheel handles 16 of rotation, which drive, to be connected
Extension bar rotates, and then drives and mix and stir the rotation of pot 15, for toppling over the material mixed and stirred in pot 15.Mixer top plate 5 passes through lifting shaft
21 connect with bottom plate 18, and console 20, mixer main body case 19 and console 20 are provided on mixer main body case 19 for controlling
The length of lifting shaft 21 processed, and then control the height of mixer top plate 5.
Mixer main body case 19 and console 20 are control unit.
Upper part include driving device, the cushion block for adjusting driving device height, shaft, torsion sensor 4, for sealing
Close the cover board 13 for mixing and stirring pot 15, stirring blade 14, data collector 11 and host computer 12.
Driving device is mounted on by cushion block on mixer top plate 5, the output end of driving device by shaft coupling with it is vertical
One end of the torsion sensor 4 of setting connects, and the other end of torsion sensor 4 is connect by shaft coupling with shaft, torsion sensing
Device 4 and shaft are coaxial, and the end of shaft is connect across mixer top plate 5 with stirring blade 14, cover board 13 be mounted on shaft on and
Positioned at the top of stirring blade 14.
Torque sensor 4 is connect by conducting wire with data collector 11, and data collector 11 is connect with host computer, and data are adopted
Storage 11 acquires the torque value during flowable state mixture mixes and stirs by torque sensor 4 in real time, and obtained data are sent
To host computer 12, host computer 12 calculates performance number when stirring according to torquemeter, and torque value and power value are preserved, just
In test data analyzer processing, repeats operability and data accuracy greatly improves.And it is mixed by the output of its program editor
In the process mix and stir performance number.
Driving device includes motor 1, speed reducer 2 and the frequency converter 10 for adjusting motor output speeds;Motor 1 and deceleration
Machine 2 connects, and speed reducer 2 is connect by shaft coupling with torsion sensor 4, and speed reducer 2 is connect by connecting line with frequency converter 10.
Frequency converter 10 can carry out electrodeless variable-speed adjusting to speed reducer 2, and in order to adjust the rate of granular media asphalt stirring, research is stirred
Mix the quantization influence of rate convection dynamic asphalt friction effect.
The motor 1 is threephase asynchronous.
For cushion block for adjusting driving device height, cushion block includes vertical baffle 6, bearing diagonal mainboard 7, support plate 8 and vertical
Support plate 9;Vertical baffle 6 and vertical gripper shoe 9 are vertical parallel on mixing machine top plate 5, and support plate 8 is mounted on vertical gear
The top of plate 6 and vertical gripper shoe 9,45 ° of bearing diagonal mainboard are inclined between vertical baffle 6 and vertical gripper shoe 9, tiltedly
One end of support mainboard 7 is connect with vertical baffle 6, and the other end is connect with mixing machine top plate 5, and entire cushion block is made more to stablize.
Motor 1 and speed reducer are mounted in support plate 8.
Bearing diagonal mainboard 7, vertical baffle 6 and vertical support mainboard 9 are cast steel material manufacture, and mixer top plate 5 is
Stainless steel material manufactures.
The worked of lubrication test device is bonded to a kind of asphalt of adjustable speed provided by the utility model below
Journey is described in detail.
1, start mixture mixer, a certain test temperature is set by console 20 and keep the temperature a period of time, until temperature
Degree condition, which reaches requirement, can start to test.
2, the pitch of the mineral aggregate of certain grading and certain dosage is poured into and is mixed and stirred in pot 15, adjusted by console 20
The height of lifting shaft makes cover board 13 be located exactly at and mixes and stirs 15 top of pot, for ensureing that mixing and stirring kettle temperature will not scatter and disappear too soon.
3, by the rotating speed of 10 sets requirement of frequency converter, in the collective effect of threephase asynchronous and speed reducer 2
The lower rotation for driving stirring blade 14 to carry out mixture is mixed and stirred.
4, torque sensor 4 will in real time acquire within certain mixing time with data collector 11, flowable state granular media pitch
Due to mixing and stirring torque and mix at stirring blade 14 that bituminous cements generates the bonding lubricating action of mineral aggregate between mixture
And performance number, the data measured, which can be recorded, to be stored in host computer 12.
5, the testing time to be tested terminates, and mixes and stirs mixture in pot and stirs evenly, mix pot console 20 will make automatically it is adjustable
The asphalt of speed bonds lubrication test device and is in standby.
The test philosophy of the utility model:Granular media asphalt is in half flow regime of low speed during mixing and stirring, this
When asphalt be a kind of non-uniform solid-liquid hybrid particles substance, the mine inside mixture under certain speed conditions
Material particle such as constantly collides, rolls and rotates at the touching acts.Bonding and lubrication of this touching act by bituminous cements
Effect, the bonding of bituminous cements is different from lubricating action matching ratio under different temperature conditions, leads to asphalt
It is different in the touching act for the process of mixing and stirring, to needed for being embodied on stirring blade power and torque value there are larger differences.
When temperature is relatively low, the cementation of pitch is more than lubricating action, then needed for mix and stir that power is larger, and with the raising of temperature,
Cementation reduces, and lubricating action increases, and bituminous cements plays the role of lubricant with more, causes rubbing at stirring blade
Resistance reduces therewith, and mixing and stirring power needed for the asphalt of certain grading reduces.At this temperature, the bonding and lubrication of pitch
Effect reaches proper proportion, and asphalt just has better construction workability.This test device is phase asynchronous by being arranged
The device to test flowable state asphalt such as motor, speed reducer and frequency converter, torque sensor and data collector is mixing and stirring
Mixing and stirring power and mixing and stirring torque for being generated when being mixed and stirred in pot is imitated to characterize the lubrication that bonds of asphalt in asphalt
It answers.
The utility model is first from the fine sight angle of asphalt, by controlling not equality of temperature during mixing and stirring
Degree, speed etc. carry out asphalt because usually obtaining different torques and mixing and stirring performance number, with this and bond grinding for lubricating effect
Study carefully.The utility model can obtain the test data during being mixed and stirred under the conditions of different tests, and can be preserved by fast recording, tool
There are repeatable operability, stability and accuracy, data difference apparent.
Next was compacted from the mineral aggregate interfacial effect angle of granular media asphalt, in order to control bituminous mixture laying
The uniformity of journey provides new research direction, is of great significance to the research of the segregation phenomenon of asphalt.
Claims (10)
1. a kind of asphalt of adjustable speed bonds lubrication test device, which is characterized in that including motor (1), speed reducer
(2), frequency converter (10), for flat to mixing and stirring the agitating device that asphalt in pot is stirred, torsion harvester, lifting
Platform mixes and stirs pot (15) and control unit and host computer (12);
The motor (1) connect with speed reducer (2), and speed reducer is connect with frequency converter (10), motor (1) and speed reducer (2) setting
At the top of hoistable platform, mixes and stirs pot (15) and be arranged in the bottom of hoistable platform, one end and the speed reducer (2) of torsion harvester
Output end connection, the other end connect with agitating device, torque of the torsion harvester for acquiring agitating device, and will adopt
The information of collection sends host computer (12) to, control unit respectively with hoistable platform and mix and stir pot (15) and connect, for controlling lifting
The height of platform and the temperature for mixing and stirring pot (15).
2. a kind of asphalt of adjustable speed bonds lubrication test device according to claim 1, which is characterized in that described
Torsion harvester includes torsion sensor (4) and data collector (11);One end of the torsion sensor (4) and speed reducer
(2) it connects, the other end is connect with agitating device, and torsion sensor (4) is connected by data collector (11) and host computer (12)
It connects.
3. a kind of asphalt of adjustable speed bonds lubrication test device according to claim 2, which is characterized in that described
Torsion sensor (4) is connect by shaft coupling with the output end of speed reducer (2), the torsion sensor (4) by shaft coupling with
Agitating device connects.
4. a kind of asphalt of adjustable speed bonds lubrication test device according to claim 1, which is characterized in that described
Agitating device includes shaft and stirring blade (14);One end of the shaft is connect with torsion harvester, the other end of shaft
Stirring blade (14) is connected, stirring blade (14) to mixing and stirring pot (15) interior asphalt for being stirred.
5. a kind of asphalt of adjustable speed bonds lubrication test device according to claim 4, which is characterized in that also wrap
It includes for mixing and stirring pot (15) closed cover board (13), the cover board to be arranged in shaft, and positioned at the upper of stirring blade (14)
Portion.
6. a kind of asphalt of adjustable speed bonds lubrication test device according to claim 1, which is characterized in that described
Hoistable platform includes lifting shaft (21), bottom plate (18) and the mixing machine top plate (5) above bottom plate;The bottom plate (18) passes through
Lifting shaft (21) is connect with mixing machine top plate (5), and lifting shaft (21) is connect with control unit, and control unit is for controlling lifting shaft
(21) lifting.
7. a kind of asphalt of adjustable speed bonds lubrication test device according to claim 6, which is characterized in that also wrap
It includes for rotating the holder for mixing and stirring pot (15), the holder includes that the bearing (17) being vertically set on bottom plate (18) and level are lived
The dynamic connecting rod being arranged on bearing (17), mixes and stirs pot (15) and is fixedly connected with the connecting rod, the end of the connecting rod is also set up
There is handwheel.
8. a kind of asphalt of adjustable speed bonds lubrication test device according to claim 6, which is characterized in that also wrap
Include the cushion block for regulation motor (1) and speed reducer (2) height, the cushion block is arranged at the top of hoistable platform, motor (1) and
Speed reducer (2) is mounted on the top of cushion block.
9. a kind of asphalt of adjustable speed bonds lubrication test device according to claim 8, which is characterized in that described
Cushion block includes vertical baffle (6), bearing diagonal mainboard (7), support plate (8) and vertical gripper shoe (9);
The vertical baffle (6) and vertical gripper shoe (9) are vertically arranged on mixing machine top plate (5), and support plate (8) is horizontally disposed
At the top of vertical baffle (6) and vertical gripper shoe (9), bearing diagonal mainboard (7) is inclined at vertical baffle (6) and vertical branch
Between fagging (9), one end of bearing diagonal mainboard (7) is connect with vertical baffle (6), and the other end is connect with mixing machine top plate (5).
10. a kind of asphalt of adjustable speed bonds lubrication test device according to claim 1, which is characterized in that institute
It is threephase asynchronous to state motor (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721818103.4U CN207908302U (en) | 2017-12-22 | 2017-12-22 | A kind of asphalt bonding lubrication test device of adjustable speed |
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Application Number | Priority Date | Filing Date | Title |
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CN201721818103.4U CN207908302U (en) | 2017-12-22 | 2017-12-22 | A kind of asphalt bonding lubrication test device of adjustable speed |
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CN207908302U true CN207908302U (en) | 2018-09-25 |
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CN201721818103.4U Expired - Fee Related CN207908302U (en) | 2017-12-22 | 2017-12-22 | A kind of asphalt bonding lubrication test device of adjustable speed |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109159296A (en) * | 2018-10-09 | 2019-01-08 | 南京交通职业技术学院 | A kind of device for Stabilized Soil Test with automatic mix, water spray, shelving |
CN111665345A (en) * | 2020-06-30 | 2020-09-15 | 长安大学 | Asphalt bonding and lubricating transition behavior determination method based on particle contact effect |
CN113702207A (en) * | 2021-08-11 | 2021-11-26 | 广西交科集团有限公司 | Evaluation method and test device for storage stability of finished asphalt cold-patch material |
-
2017
- 2017-12-22 CN CN201721818103.4U patent/CN207908302U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109159296A (en) * | 2018-10-09 | 2019-01-08 | 南京交通职业技术学院 | A kind of device for Stabilized Soil Test with automatic mix, water spray, shelving |
CN111665345A (en) * | 2020-06-30 | 2020-09-15 | 长安大学 | Asphalt bonding and lubricating transition behavior determination method based on particle contact effect |
CN111665345B (en) * | 2020-06-30 | 2022-05-17 | 长安大学 | Asphalt bonding and lubricating transition behavior determination method based on particle contact effect |
CN113702207A (en) * | 2021-08-11 | 2021-11-26 | 广西交科集团有限公司 | Evaluation method and test device for storage stability of finished asphalt cold-patch material |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180925 Termination date: 20191222 |