CN104569478B - Drop is under deadweight in the flow velocity test device of different temperatures material surface - Google Patents
Drop is under deadweight in the flow velocity test device of different temperatures material surface Download PDFInfo
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- CN104569478B CN104569478B CN201410853626.7A CN201410853626A CN104569478B CN 104569478 B CN104569478 B CN 104569478B CN 201410853626 A CN201410853626 A CN 201410853626A CN 104569478 B CN104569478 B CN 104569478B
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- China
- Prior art keywords
- testboard
- measured object
- drop
- flow velocity
- transverse shifting
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Abstract
The invention discloses a kind of drop under deadweight in the flow velocity test device of different temperatures material surface, measured object is fixed on hot plate, and measured object is heated, and its temperature value is measured and be transferred to temperature acquisition heater by temperature test probe；By shaking rotation testboard transverse shifting screw rod, enable testboard telescope support to laterally move guide rail and laterally move adjustment testboard position, and then adjust the position of measured object；The angle of inclination of U-shaped rotary rail can be adjusted by shaking rotary screw, and then adjusts the angle of inclination of measured object；The drop water dropper that microsyringe is oozed falls on measured object, and is located in tracer signal range of receiving, and after drop water dropper falls on the measured object, by self gravitation slide downward, its flowing velocity is measured by drop flow velocity receptor 3 and transmission line is to computer.The present invention can test various measured object material surfaces, the flow velocity of the low flow velocity drop under different temperatures and under differing tilt angles.
Description
Technical field
The present invention relates to a kind of drop under deadweight in the flow velocity test device of different temperatures material surface.The present invention is used for
The rolling angular measurement of low flow velocity, high viscosity liquid at a temperature of different heating, the calculating of flowing velocity, while drop can be observed
In the apparent motion situation.
Background technology
At present, the drop or liquid of low flow velocity affects the flow velocity test handss by self gravitation in detected materials face temperature
Phase method is little.Test high flow rate under surface velocity to be measured such as water tunnel experiment high cost and be only applicable to high flow rate, and
The test of flow rate of liquid under tested surface different temperatures is restricted.Water tunnel experiment low flow velocity degree of accuracy is low.Be not suitable for liquid
Or under drop low flow velocity flow velocity accurate test.
Content of the invention
It is an object of the invention to provide a kind of drop under deadweight in the flow velocity test device of different temperatures material surface, this
Invention operation principle is simple, manual intervention is few, and degree of accuracy is high.The present invention accurately Deca can need the volume of liquid, drop stream
Fast receptor can accurately follow the trail of spike water droplet in the test move in plane situation：Movement time, move distance etc..
The present invention is by drop microsyringe, drop water dropper, drop flow velocity receptor, fixed mount, holding screw, heating
Plate, U-shaped rotary rail, spike liquid, tracer signal range of receiving, temperature test probe, measured object, bolt, fixed lasso, pressure
Tight pad, temperature acquisition heater, support, rotatory testboard base, rotary screw, testboard transverse shifting screw rod, testboard
Telescope support, testboard move up and down knob, transverse shifting guide rail, fixed station and computer composition, and microsyringe is installed in solid
Determine on frame, fixed mount is placed on support, drop flow velocity receptor is connected with computer by data line, and temperature acquisition adds
Hot device is placed on support, and temperature acquisition heater is connected by transmission line and heating plate and temperature test probe, heating plate and U
Type rotary rail by holding screw be connected, U-shaped rotary rail is placed in rotatory testboard base, rotatory testboard base with
Testboard telescope support is connected, and there is rotatory testboard base rotary screw, shake rotary screw can adjust U-shaped rotary rail
Angle of inclination；Testboard telescope support is arranged on transverse shifting guide rail, and transverse shifting guide rail has testboard transverse shifting spiral shell
Bar, shake rotation testboard transverse shifting screw rod, testboard telescope support can laterally move guide rail laterally move adjustment test
Platform position.Support is respectively placed on fixed station with transverse shifting guide rail.Measured object is by bolt, fixed lasso and compress gasket
Fixed temperature test probe is arranged on measured object on hot plate, is tracer signal range of receiving above measured object, drop stream
Fast receptor is arranged on measured object side and is directed at tracer signal range of receiving, is loaded with spike liquid in microsyringe, micro-
Amount syringe can ooze drop water dropper.
Working process and principle of the invention：
1st, measured object is fixed on hot plate, measured object is heated, its temperature value is measured and passed by temperature test probe
It is defeated by temperature acquisition heater；
2nd, by shaking rotation testboard transverse shifting screw rod, enable testboard telescope support to laterally move guide rail and do laterally
Mobile adjustment testboard position, and then adjust the position of measured object；
3rd, the angle of inclination of U-shaped rotary rail can be adjusted by shaking rotary screw, and then adjusts the inclination angle of measured object
Degree；
4th, the drop water dropper that microsyringe is oozed falls on measured object, and is located in tracer signal range of receiving, drop
After water dropper falls on the measured object, by self gravitation slide downward, its flowing velocity is measured and is transmitted by drop flow velocity receptor
Line is to computer.
5th, the present invention can test various measured object material surfaces, the low flow velocity liquid under different temperatures and under differing tilt angles
The flow velocity of drop.
Beneficial effects of the present invention：
Operation principle of the present invention is simple, manual intervention is few, and degree of accuracy is high.The present invention accurately Deca can need the body of liquid
Product, drop flow velocity receptor can accurately follow the trail of spike water droplet in the test move in plane situation：Movement time, move distance
Deng.
Description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the partial structurtes enlarged diagram of the present invention.
Fig. 3 is the supporting structure schematic diagram of the present invention.
Specific embodiment
Refer to shown in Fig. 1, Fig. 2 and Fig. 3, the present embodiment is by drop microsyringe 1, drop water dropper 2, drop flow velocity
Receptor 3, fixed mount 4, holding screw 5, heating plate 6, U-shaped rotary rail 7, spike liquid 8, tracer signal range of receiving 9, temperature
Degree test probe 10, measured object 11, bolt 12, fixed lasso 13, compress gasket 14, temperature acquisition heater 15, support 16, rotation
Move down on transfer to test platform base 17, rotary screw 18, testboard transverse shifting screw rod 19, testboard telescope support 20, testboard
Dynamic knob 21, transverse shifting guide rail 22, fixed station 23 and computer 24 are constituted, and microsyringe 1 is on fixed mount 4, fixed
Frame 4 is placed on support 16, and drop flow velocity receptor 3 is connected with computer 24 by data line, temperature acquisition heater 15
It is placed on support 16, temperature acquisition heater 15 is connected with heating plate 6 and temperature test probe 10 by transmission line, heating plate
6 are connected by holding screw 5 with U-shaped rotary rail 7, and U-shaped rotary rail 7 is placed in rotatory testboard base 17, and rotation is surveyed
Test stand base 17 is connected with testboard telescope support 20, and rotatory testboard base 17 has rotary screw 18, shakes rotary screw
18 angles of inclination that can adjust U-shaped rotary rail 7；Testboard telescope support 20 is arranged on transverse shifting guide rail 22, is laterally moved
Dynamic guide rail 22 has testboard transverse shifting screw rod 19, shake rotation testboard transverse shifting screw rod 19, testboard telescope support 20
Guide rail 22 can be laterally moved to laterally move adjustment testboard position.Support 16 is respectively placed at solid with transverse shifting guide rail 22
Determine on platform 23.Measured object 11 is fixed in heating plate 6 by bolt 12, fixed lasso 13 and compress gasket 14, and temperature test is visited
10 are arranged on measured object 11, are tracer signal range of receiving 9 above measured object 11, drop flow velocity receptor 3 be arranged on by
Survey 11 side of thing and be directed at tracer signal range of receiving 9, in microsyringe 1, be loaded with spike liquid 8,1 energy of microsyringe
Ooze drop water dropper 2.
The working process and principle of the present embodiment：
1st, measured object 11 is fixed in heating plate 6, measured object 11 is heated, its temperature value is surveyed by temperature test probe 10
Obtain and be transferred to temperature acquisition heater 15；
2nd, by shaking rotation testboard transverse shifting screw rod 19, testboard telescope support 20 is enable to laterally move guide rail 22
Laterally move adjustment testboard position, and then adjusts the position of measured object 11；
3rd, the angle of inclination of U-shaped rotary rail 7 can be adjusted by shaking rotary screw 18, and then adjusts inclining for measured object 11
Rake angle；
4th, the drop water dropper 2 that microsyringe 1 is oozed falls on measured object 11, and is located in tracer signal range of receiving 9,
After drop water dropper 2 falls on the measured object 11, by self gravitation slide downward.
Claims (1)
1. a kind of drop under deadweight in the flow velocity test device of different temperatures material surface, it is characterised in that：It is micro- by drop
Amount syringe (1), drop water dropper (2), drop flow velocity receptor (3), fixed mount (4), holding screw (5), heating plate (6), U-shaped
Rotary rail (7), spike liquid (8), tracer signal range of receiving (9), temperature test probe (10), measured object (11), bolt
(12), fixed lasso (13), compress gasket (14), temperature acquisition heater (15), support (16), rotatory testboard base
(17), rotary screw (18), testboard transverse shifting screw rod (19), testboard telescope support (20), testboard move up and down rotation
Button (21), transverse shifting guide rail (22), fixed station (23) and computer (24) composition, microsyringe (1) are arranged on fixed mount (4)
On, fixed mount (4) is placed on support (16), and drop flow velocity receptor (3) is connected with computer (24) by data line, temperature
Degree collection heater (15) is placed on support (16), and temperature acquisition heater (15) is by transmission line and heating plate (6) and temperature
Degree test probe (10) is connected, and heating plate (6) is connected by holding screw (5) with U-shaped rotary rail (7), U-shaped rotary rail
(7) it is placed in rotatory testboard base (17), rotatory testboard base (17) is connected with testboard telescope support (20), rotation
Testboard base (17) has rotary screw (18), shakes the inclination angle that rotary screw (18) can adjust U-shaped rotary rail (7)
Degree；Testboard telescope support (20) is arranged on transverse shifting guide rail (22), and transverse shifting guide rail (22) has testboard horizontal
Mobile screw (19), shake testboard transverse shifting screw rod (19), testboard telescope support (20) can laterally move guide rail
(22) laterally move adjustment testboard position；Support (16) is respectively placed at fixed station (23) with transverse shifting guide rail (22)
On；Measured object (11) is fixed in heating plate (6) by bolt (12), fixed lasso (13) and compress gasket (14), and temperature is surveyed
Probe header (10) is arranged on measured object (11), is tracer signal range of receiving (9) above measured object (11), and drop flow velocity is received
Device (3) is arranged on measured object (11) side and is directed at tracer signal range of receiving (9), is loaded with spike in microsyringe (1)
Liquid (8), microsyringe (1) can ooze drop water dropper (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410853626.7A CN104569478B (en) | 2014-12-31 | 2014-12-31 | Drop is under deadweight in the flow velocity test device of different temperatures material surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410853626.7A CN104569478B (en) | 2014-12-31 | 2014-12-31 | Drop is under deadweight in the flow velocity test device of different temperatures material surface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104569478A CN104569478A (en) | 2015-04-29 |
| CN104569478B true CN104569478B (en) | 2017-03-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410853626.7A Expired - Fee Related CN104569478B (en) | 2014-12-31 | 2014-12-31 | Drop is under deadweight in the flow velocity test device of different temperatures material surface |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334141A (en) * | 2015-12-01 | 2016-02-17 | 浙江晶科能源有限公司 | Silicon wafer hydrophilic testing platform |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104237109A (en) * | 2014-07-02 | 2014-12-24 | 南京航空航天大学 | Method and device for measuring deformation and breakage process characteristics of single liquid drop in airflow |
| CN204330801U (en) * | 2014-12-31 | 2015-05-13 | 吉林大学 | Drop deadweight under in the flow velocity proving installation of different temperatures material surface |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2807522B1 (en) * | 2000-04-07 | 2002-06-14 | Aerospatiale Matra Airbus | DEVICE FOR DETERMINING THE VALUES OF AT LEAST ONE PARAMETER OF PARTICLES, ESPECIALLY WATER DROPLETS |
| JP5224756B2 (en) * | 2007-09-19 | 2013-07-03 | 学校法人同志社 | Droplet particle imaging analysis system and analysis method |
-
2014
- 2014-12-31 CN CN201410853626.7A patent/CN104569478B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104237109A (en) * | 2014-07-02 | 2014-12-24 | 南京航空航天大学 | Method and device for measuring deformation and breakage process characteristics of single liquid drop in airflow |
| CN204330801U (en) * | 2014-12-31 | 2015-05-13 | 吉林大学 | Drop deadweight under in the flow velocity proving installation of different temperatures material surface |
Non-Patent Citations (1)
| Title |
|---|
| 加热板上蒸发液滴动态特性的研究;王晓东等;《航空动力学报》;20061231;第21卷(第6期);1001-1007 * |
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| CN104569478A (en) | 2015-04-29 |
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Granted publication date: 20170315 Termination date: 20171231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |