CN206378390U - A kind of pitch test automatic liquid-feeding formula contact angle measurement - Google Patents

A kind of pitch test automatic liquid-feeding formula contact angle measurement Download PDF

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Publication number
CN206378390U
CN206378390U CN201621488827.2U CN201621488827U CN206378390U CN 206378390 U CN206378390 U CN 206378390U CN 201621488827 U CN201621488827 U CN 201621488827U CN 206378390 U CN206378390 U CN 206378390U
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CN
China
Prior art keywords
sample
contact angle
automatic liquid
mounting table
angle measurement
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201621488827.2U
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Chinese (zh)
Inventor
彭波
何娟
杨帆
华学礼
赵武辉
李德文
张晓峰
李文瑛
李昆
尚文勇
范学勇
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Changan University
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Changan University
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Publication date
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Priority to CN201621488827.2U priority Critical patent/CN206378390U/en
Application granted granted Critical
Publication of CN206378390U publication Critical patent/CN206378390U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of pitch test automatic liquid-feeding formula contact angle measurement, by setting sample adding system and imaging system on instrument platform, temperature regulating device is provided with sample mounting table in sample adding system, it can be used cooperatively with injector sleeve, reduce influence of the temperature change to pitch viscosity, reduce the test error of contact angle, the contact angle of pitch at different temperatures can be tested simultaneously, using rotatable sample mounting table, avoid making drip position selection improper because asphalt membrane is in uneven thickness, produce drop inferior, it can realize simultaneously and turn to fall method test advancing angle and receding angle, Liquid particle image and clear accurately liquid drop boundary information are obtained by control system, reduce the error of later image analysis, automatic liquid feeder is higher for drop amount control accuracy, test result is more stablized, using more convenient, the present apparatus is eased, and change convenient with cleaning liquid, maintenance cost is low.

Description

A kind of pitch test automatic liquid-feeding formula contact angle measurement
Technical field
The utility model belongs to apparatus for measuring contact angle, and in particular to a kind of pitch test is surveyed with automatic liquid-feeding formula contact angle Measure instrument.
Background technology
Contact angle refers to drip the solid, liquid, gas three-phase point of interface on a drop, the surface of solids in a solid level plane Place, formed angle when its air-liquid interface and the tangent line of solid, liquid interface two are clipped in liquid phase wherein.Contact angle tester, is mainly used in The wellability of the contact angle, i.e. liquid versus solid of liquid versus solid is measured, contact of the various liquid to various materials can be measured Angle.
Contact angle is indispensable to measuring for its as the important parameter for measuring asphalt surface free energy, in the prior art Contact angle measurement is used for the specialty research in the fields such as physical chemistry, and pitch is affected by temperature larger, therefore needs one kind to make With convenient, high accuracy and the stable automatic liquid-feeding formula contact angle of the controllable temperature pitch test suitable for road industry of test result Measuring instrument.
Utility model content
The purpose of this utility model is to provide a kind of pitch test automatic liquid-feeding formula contact angle measurement, existing to overcome There is the deficiency of technology.
To reach above-mentioned purpose, the utility model is adopted the following technical scheme that:
A kind of pitch test automatic liquid-feeding formula contact angle measurement, including control system and upper end are provided with circular bubble Instrument platform, instrument platform is provided with sample adding system and imaging system, and wherein sample adding system includes sample console and automatic Liquid-adding device, sample console upper end is provided with control column, and control column upper end is provided with rotatable sample mounting table, sample control Platform is temperature controllable console;Automatic liquid feeder includes control cabinet and the riser guide being arranged on control cabinet, riser guide Upper level is provided with press strip, control cabinet provided with lifting depression bar, lifting depression bar and is horizontally fixed with injector sleeve injector sleeve It is interior to be used to place microsyringe;Imaging system includes the lifting support being arranged on instrument platform and is fixed on lifting support Camera is installed on the shooting yaw of upper end, shooting yaw.
Further, it is liftable column to control column.
Further, control column upper and lower ends are connected by controlled motor and sample mounting table and sample console respectively Connect.
Further, sample mounting table lifting knob and sample mounting table turn knob are respectively equipped with sample mounting table, Sample mounting table oscilaltion campaign and horizontal revolving motion are controlled for controlled motor.
Further, sample console is provided with platform movement knob, temperature control button and temperature indicator.
Further, wherein microsyringe includes setting graduated syringe and is arranged on the syringe needle of syringe lower end, pin The shank with piston is provided with cylinder.
Further, shooting yaw can rotate relative to lifting support.
Further, instrument platform bottom is provided with foot screw;Control cabinet, which is provided with, is used for sample mounting table imaging light source And light-source brightness adjusting knob and power switch.
Compared with prior art, the utility model has following beneficial technique effect:
A kind of pitch test automatic liquid-feeding formula contact angle measurement of the utility model, is added by being set on instrument platform Temperature regulating device is provided with sample system and imaging system, the sample mounting table in sample adding system, can be coordinated with injector sleeve Use, reduce influence of the temperature change to pitch viscosity, reduce the test error of contact angle, while pitch can be tested in difference At a temperature of contact angle, using rotatable sample mounting table, it is to avoid make because asphalt membrane is in uneven thickness drip position selection not When, produce drop inferior, turn to fall method test advancing angle and receding angle while can realize, by control system obtain Liquid particle image and Clear accurately liquid drop boundary information, reduces the error of later image analysis, automatic liquid feeder is for drop amount control accuracy Higher, test result is more stablized, and use more facilitates, and the present apparatus is eased, and changes convenient with cleaning liquid, repairs into This is low.
Further, the circular bubble on instrument platform coordinates foot screw to ensure that whole instrument is in level, reduces level Spend error.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is microsyringe structural representation.
Wherein, 1, instrument platform;2nd, control cabinet;3rd, imaging system;4th, camera;5th, yaw is imaged;6th, lifting support;9、 Sample console;10th, automatic liquid feeder;11st, sample mounting table;12nd, sample mounting table lifting knob;13rd, sample mounting table Turn knob;14th, instrument platform movement knob;16th, depression bar is lifted;17th, press strip;18th, injector sleeve;19th, temperature indicator; 20th, column is controlled;21st, light-source brightness adjusting knob;22nd, power switch;23rd, foot screw;24th, circular bubble;25th, micro-sampling Device;26th, syringe needle;27th, syringe;28th, shank;30th, piston.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings:
As shown in Figure 1 and Figure 2, a kind of pitch test automatic liquid-feeding formula contact angle measurement, including control system and on Instrument platform 1 of the end provided with circular bubble 24, instrument platform 1 is provided with sample adding system and imaging system 3, wherein sample adding system bag Sample console 9 and automatic liquid feeder 10 are included, the upper end of sample console 9 is set provided with control column 20, control column 20 upper end There is rotatable sample mounting table 11, control column 20 is liftable column, and control column 20 upper and lower ends pass through control respectively Motor is connected with sample mounting table 11 and sample console 9, and sample console 9 is to be set on temperature controllable console, sample console 9 There is platform to move knob 14, temperature control button and temperature indicator 19;The lifting of sample mounting table is respectively equipped with sample mounting table 11 Knob 12 and sample mounting table turn knob 13, for the oscilaltion campaign of controlled motor control sample mounting table 11 and level Rotary motion, automatic liquid feeder 10 includes water on control cabinet 2 and the riser guide being arranged on control cabinet 2, riser guide Flat to be provided with lifting depression bar 16, lifting depression bar 16 is provided with press strip 17, control cabinet 2 and is horizontally fixed with injector sleeve 18, lifts Guide rail is specifically fixedly mounted on riser guide, is used to place microsyringe 25 in injector sleeve 18, by lifting depression bar 16 control microsyringes 25 place drop;Wherein microsyringe 25 includes setting graduated syringe 27 and being arranged on syringe The shank 28 with piston 30 is provided with the syringe needle 26 of lower end, syringe 27;Injector sleeve 18 is the transparent body;Imaging system 3 is wrapped Include the lifting support 6 being arranged on instrument platform 1 and be fixed on the shooting yaw 5 of the upper end of lifting support 6, shooting yaw 5 can Rotated relative to lifting support 6, camera 4 is installed on shooting yaw 5, wherein camera 4 can be carried out by control system Focusing, carries out the lifting of lifting support 6 by control system and shooting yaw 5 is rotated, the bottom of instrument platform 1 is provided with foot screw 23;Control cabinet 2, which is provided with, is used for the imaging light source of sample mounting table 11 and light-source brightness adjusting knob 21 and power switch 22.
It is described further below in conjunction with the accompanying drawings to structural principle of the present utility model and using step:
In use, bitumen samples are fixed on sample mounting table 11, microsyringe 25 is placed in injector sleeve 18 Interior, regulation foot screw 23 makes the bubble of circular bubble 24 placed in the middle, it is ensured that whole instrument is in level, and moves knob by platform 14 and the position of the regulation of sample mounting table lifting knob 12 sample mounting table 11, regulation temperature control button makes the temperature of sample mounting table 11 Balance is kept, the position of camera 4 is adjusted by control system, then passes through the automatic lifting depression bar on automatic liquid feeder 10 16 control microsyringes 25 are put to the automatic liquid-feeding of sample mounting table 11, and by the rotary sample of sample mounting table turn knob 13 Platform 11 is put to select asphalt membrane drippage point in uniform thickness, adjusting camera 4 by control system makes imaging clearly undistorted, so Image-forming information is collected by control system afterwards.
In summary, the utility model is easy to use, precision is high and test result is stable.The utility model is added using automatic Liquid device setting and control automatically, makes injector liquid feeding, easy to operate compared with manual liquid feeding, liquid by automatic lifting depression bar Drop amount control accuracy is higher and test result is more stablized;Coordinate injector sleeve to use by temperature regulating device, temperature can be reduced Influence of the degree change to pitch viscosity, so that the test error of contact angle is reduced, while pitch can be determined in different temperatures Under contact angle, clear glass sleeve can also reduce influence of surrounding people's activity to drop;Rotatable sample mounting table, Avoid makes drip position selection improper because asphalt membrane is in uneven thickness, produces drop inferior, turns to fall method survey while can realize Try advancing angle and receding angle;Circular bubble on instrument platform coordinates foot screw to ensure that whole instrument is in level, reduces Horizontal gradient error;By the video image sectional drawing of storage, high-quality Liquid particle image and clear accurately liquid drop boundary letter can be obtained Breath, reduces the error of later image analysis;Compared with general automatic liquid-feeding, device is eased, and changes and cleaning liquid Convenient, maintenance cost is low.The pitch test that the utility model can be used under road industry different temperatures environment is tested with contact angle Work.

Claims (8)

1. a kind of pitch test automatic liquid-feeding formula contact angle measurement, it is characterised in that set including control system and upper end There is the instrument platform (1) of circular bubble (24), instrument platform (1) is provided with sample adding system and imaging system (3), wherein sample-adding system System includes sample console (9) and automatic liquid feeder (10), and sample console (9) upper end is provided with control column (20), control Column (20) upper end is provided with rotatable sample mounting table (11), and sample console (9) is temperature controllable console;Automatic liquid feeder (10) include level on control cabinet (2) and the riser guide being arranged on control cabinet (2), riser guide and be provided with lifting depression bar (16), lifting depression bar (16) is provided with press strip (17), control cabinet (2) and is horizontally fixed with injector sleeve (18), injector set It is used to place microsyringe (25) in cylinder (18);Imaging system (3) includes the lifting support being arranged on instrument platform (1) (6) and it is fixed on the shooting yaw (5) of lifting support (6) upper end, shooting yaw (5) camera (4) is installed.
2. a kind of pitch test automatic liquid-feeding formula contact angle measurement according to claim 1, it is characterised in that control Column (20) is liftable column.
3. a kind of pitch test automatic liquid-feeding formula contact angle measurement according to claim 2, it is characterised in that control Column (20) upper and lower ends are connected by controlled motor with sample mounting table (11) and sample console (9) respectively.
4. a kind of pitch test automatic liquid-feeding formula contact angle measurement according to claim 3, it is characterised in that sample Sample mounting table lifting knob (12) and sample mounting table turn knob (13) are respectively equipped with mounting table (11), for controlling electricity Machine controls sample mounting table (11) oscilaltion campaign and horizontal revolving motion.
5. a kind of pitch test automatic liquid-feeding formula contact angle measurement according to claim 1, it is characterised in that sample Console (9) is provided with platform movement knob (14), temperature control button and temperature indicator (19).
6. a kind of pitch test automatic liquid-feeding formula contact angle measurement according to claim 1, it is characterised in that wherein Microsyringe (25) includes setting graduated syringe (27) and is arranged on the syringe needle (26) of syringe lower end, is set in syringe (27) There is the shank (28) with piston (30).
7. a kind of pitch test automatic liquid-feeding formula contact angle measurement according to claim 1, it is characterised in that shooting Yaw (5) can rotate relative to lifting support (6).
8. a kind of pitch test automatic liquid-feeding formula contact angle measurement according to claim 1, it is characterised in that instrument Platform (1) bottom is provided with foot screw (23);Control cabinet (2), which is provided with, is used for sample mounting table (11) imaging light source and light source Brightness regulation knob (21) and power switch (22).
CN201621488827.2U 2016-12-30 2016-12-30 A kind of pitch test automatic liquid-feeding formula contact angle measurement Expired - Fee Related CN206378390U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621488827.2U CN206378390U (en) 2016-12-30 2016-12-30 A kind of pitch test automatic liquid-feeding formula contact angle measurement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621488827.2U CN206378390U (en) 2016-12-30 2016-12-30 A kind of pitch test automatic liquid-feeding formula contact angle measurement

Publications (1)

Publication Number Publication Date
CN206378390U true CN206378390U (en) 2017-08-04

Family

ID=59404379

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621488827.2U Expired - Fee Related CN206378390U (en) 2016-12-30 2016-12-30 A kind of pitch test automatic liquid-feeding formula contact angle measurement

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113504157A (en) * 2021-06-15 2021-10-15 西安理工大学 Device and method for testing contact angle and rolling angle of liquid drop at different temperatures
CN117405564A (en) * 2023-12-15 2024-01-16 东莞市晟鼎精密仪器有限公司 Full-automatic whole inclined contact angle test instrument

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113504157A (en) * 2021-06-15 2021-10-15 西安理工大学 Device and method for testing contact angle and rolling angle of liquid drop at different temperatures
CN117405564A (en) * 2023-12-15 2024-01-16 东莞市晟鼎精密仪器有限公司 Full-automatic whole inclined contact angle test instrument
CN117405564B (en) * 2023-12-15 2024-04-02 东莞市晟鼎精密仪器有限公司 Full-automatic whole inclined contact angle test instrument

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GR01 Patent grant
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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: 20170804

Termination date: 20171230