CN108956452A - A kind of test power equipment dielectric surface and icing/snow adhesive strength device - Google Patents
A kind of test power equipment dielectric surface and icing/snow adhesive strength device Download PDFInfo
- Publication number
- CN108956452A CN108956452A CN201810731874.2A CN201810731874A CN108956452A CN 108956452 A CN108956452 A CN 108956452A CN 201810731874 A CN201810731874 A CN 201810731874A CN 108956452 A CN108956452 A CN 108956452A
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- Prior art keywords
- servo motor
- centrifugation
- snow
- adhesive strength
- bond medium
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- 239000000853 adhesive Substances 0.000 title claims abstract description 21
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 21
- 238000012360 testing method Methods 0.000 title claims abstract description 16
- 238000005119 centrifugation Methods 0.000 claims abstract description 23
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000005070 sampling Methods 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 7
- 239000002131 composite material Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract description 2
- 239000012212 insulator Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses a kind of test power equipment dielectric surfaces and icing/snow adhesive strength device, belong to transmission line of electricity diaster prevention and control technical field.It specifically includes, centrifugation servo motor, stationary base, sampling module and control module；It is centrifuged servo motor and passes through driving signal connecting line link control module, the fixed sampling module in centrifugation servo motor top；Stationary base includes pedestal, support leg and hound, and pedestal and hound fix centrifugation servo motor；Sampling module includes swingle and bond medium；Control module, computer including installation control software, the revolving speed of centrifugation servo motor is controlled, records the change curve for being centrifuged servo motor revolving speed during test and the unloaded change point after bond medium unsticking, critical speed value when bond medium unsticking is determined, calculates adhesive strength.The present invention has controllability by force and the feature of man-machine interface close friend, energy validity test ice/snow and bond medium surface adhesive strength.
Description
Technical field
The invention belongs to transmission line of electricity diaster prevention and control technical fields, are specifically related to a kind of test power equipment dielectric surface
With the device of icing snow adhesive strength.
Background technique
Snowberg (ice), which will cause the safe operation of power equipment, to be seriously threatened, and to go to the surfaces such as decannulation and insulator
The special filthy medium such as snow (ice), it is necessary first to it is strong in the bonding of different materials dielectric surface that snow (ice) is grasped in accurate measurement
Degree, and there has been no corresponding effectively measurement method and devices at present.To solve snow (ice) and dielectric surface adhesive strength
Measurement problem needs to design an adhesive strength measuring device, could propose reasonable proposal to the effective means of snow removing (ice), really
Protect the safe operation of important transmission facility under the conditions ofs snow (ice) etc..
Summary of the invention
Goal of the invention is that solving snow and ice etc. and the interfacial adhesion strength measurement of porcelain, glass and composite material surface asks
Topic proposes reasonable proposal to the snow removing (ice) of voltage apparatus, the safe and stable operation of voltage apparatus is effectively ensured, proposes one kind
Test the device of power equipment dielectric surface and icing snow adhesive strength.
It specifically includes: centrifugation servo motor, stationary base, sampling module and control module；
It is centrifuged servo motor and passes through driving signal connecting line link control module, the fixed sampling mold in centrifugation servo motor top
Block；
Stationary base includes pedestal, support leg and hound, and support leg is connect with pedestal, and hound connects simultaneously with pedestal
It is in a certain angle, it is rotatable along angle direction；Pedestal and the fixed centrifugation servo motor of hound；
Sampling module includes swingle and bond medium；
Control module, the computer including installation control software control the revolving speed of centrifugation servo motor, record examination
The change curve of centrifugation servo motor revolving speed and the unloaded change point after bond medium unsticking during testing, determine that bond medium is de-
Critical speed value when viscous calculates adhesive strength.
Optionally, adhesive strength is the ratio of bonding force and bond medium and ice/snow bond area, unit MPa.
Optionally, bonding force F=mu2/R, m are ice cube quality, and u is the revolving speed for being centrifuged servo motor, and R is swingle half
Diameter.
Optionally, bond medium is icing/snow power equipment medium.
Optionally, the radius of pedestal is 3 times or more of the radius of centrifugation servo motor, and the support leg is along the circumferential direction
No less than 6, support leg radius is 0.5-1 times of servo motor radius；The rafter foot quantity and installation site and support
Foot is identical.
Optionally, bond medium includes icing/snow glass, porcelain and composite.
Optionally, bond medium is fixed on swingle in such a way that bolt clamps.
Optionally, centrifugation servo motor revolving speed adjustable extent be 0-4000r/mi n, momentary speed variation be ± 0.01% with
Under, -20 DEG C to 50 DEG C of environment temperature use condition.
Optionally, swingle is that length can be changed swingle.
The feature that controllability is strong, man-machine interface is friendly the present invention has the advantages that the present invention has, energy validity test ice/
The adhesive strength of snow and dielectric surface can be used for the fatigue aging characteristic folded to Anti-tension composite insulator plug and full skirt, can
For to material it is anti-icing/snow effect and deicing/snow measure validity assess.
Detailed description of the invention
Fig. 1 is a kind of test power equipment dielectric surface of the present invention and icing/snow adhesive strength structure drawing of device.
Specific embodiment
Exemplary embodiments of the present invention are introduced referring now to the drawings, however, the present invention can use many different shapes
Formula is implemented, and is not limited to the embodiment described herein, and to provide these embodiments be at large and fully disclose
The present invention, and the scope of the present invention is sufficiently conveyed to person of ordinary skill in the field.Show for what is be illustrated in the accompanying drawings
Term in example property embodiment is not limitation of the invention.In the accompanying drawings, identical cells/elements use identical attached
Icon note.
Unless otherwise indicated, term (including scientific and technical terminology) used herein has person of ordinary skill in the field
It is common to understand meaning.Further it will be understood that with the term that usually used dictionary limits, should be understood as and its
The context of related fields has consistent meaning, and is not construed as Utopian or too formal meaning.
Fig. 1 is a kind of test power equipment dielectric surface of the present invention and icing/snow adhesive strength structure drawing of device.
The invention proposes a kind of test power equipment dielectric surface and icing/snow adhesive strength device, mainly for
Voltage apparatus deicing/snow proposes reasonable proposal, the safe and stable operation of voltage apparatus is effectively ensured, as shown in Figure 1, comprising: from
Heart servo motor, stationary base, sampling module and control module；
It is centrifuged servo motor and passes through driving signal connecting line link control module, the fixed sampling mold in centrifugation servo motor top
Block；Centrifugation servo motor revolving speed adjustable extent is 0-4000r/mi n, and momentary speed variation is ± 0.01% hereinafter, environment temperature makes
With -20 DEG C to 50 DEG C of condition.
Stationary base includes pedestal, support leg and hound, and support leg is connect with pedestal, and hound connects simultaneously with pedestal
It is in a certain angle, it is rotatable along angle direction；Pedestal and the fixed centrifugation servo motor of hound；The radius of pedestal is centrifugation servo
3 times or more of the radius of motor, the support leg are along the circumferential direction no less than 6, and support leg radius is servo motor radius
0.5-1 times；The rafter foot quantity and installation site are identical as support leg.
Sampling module includes swingle and bond medium；Bond medium is icing/snow power equipment medium；Bond medium
It is fixed on swingle in such a way that bolt clamps；Swingle is that length can be changed swingle.
Control module, the computer including installation control software control the revolving speed of centrifugation servo motor, record examination
The change curve of centrifugation servo motor revolving speed and the unloaded change point after bond medium unsticking during testing, determine that bond medium is de-
Critical speed value when viscous calculates adhesive strength, wherein adhesive strength is bonding force and bond medium and ice/snow bonding plane
Long-pending ratio, unit MPa, bonding force F=mu2/R, m are ice cube quality, and u is the revolving speed for being centrifuged servo motor, and R is swingle
Radius.
The present invention also provides a kind of operation sides for testing power equipment dielectric surface and icing/snow adhesive strength device
Method specifically includes:
Step 1, the end that bond medium is fixed on to swingle in icing climatic chamber, it is ensured that be bonded and be situated between in rotary course
Matter will not occur centrifugal movement and fly out, but centrifugal movement occurs in ice/snow；
Step 2 opens centrifugation Serve Motor Control program, and after setting an initial speed, swingle starts to rotate, gradually
After improving revolving speed to some critical value, ice/snow starts to be detached from and fly out with bond medium；
Revolving speed when step 3, record ice/snow and bond medium are detached from calculates bonding force according to tachometer value and bonding is strong
Degree.
The present invention has the feature that controllability is strong, man-machine interface is friendly, and energy validity test snow (ice) is viscous with dielectric surface
Intensity is connect, can be used for the fatigue aging characteristic folded to Anti-tension composite insulator plug and full skirt, can be used for/snow anti-icing to material
Effect, deicing/snow measure validity assessed.
Claims (9)
1. a kind of test power equipment dielectric surface and icing/snow adhesive strength device characterized by comprising centrifugation is watched
Take motor, stationary base, sampling module and control module；
It is centrifuged servo motor and passes through driving signal connecting line link control module, the fixed sampling module in centrifugation servo motor top；
Stationary base includes pedestal, support leg and hound, and support leg is connect with pedestal, and hound connects with pedestal and is in one
Clamp angle, it is rotatable along angle direction；Pedestal and the fixed centrifugation servo motor of hound；
Sampling module includes swingle and bond medium；
Control module, the computer including installation control software control the revolving speed of centrifugation servo motor, record and tested
The change curve and the unloaded change point after bond medium unsticking for being centrifuged servo motor revolving speed in journey, when determining bond medium unsticking
Critical speed value, calculate adhesive strength.
2. the apparatus according to claim 1, it is characterised in that: the adhesive strength be bonding force and bond medium with
The ratio of ice/snow bond area, unit MPa.
3. the apparatus of claim 2, it is characterised in that: the bonding force F=mu2/R, m is ice cube quality, and u is
It is centrifuged the revolving speed of servo motor, R is swingle radius.
4. the apparatus according to claim 1, it is characterised in that: the bond medium is icing/snow power equipment Jie
Matter.
5. the apparatus according to claim 1, it is characterised in that: the radius of the pedestal is the radius for being centrifuged servo motor
3 times or more, the support leg is along the circumferential direction no less than 6, and support leg radius is 0.5-1 times of servo motor radius；
The rafter foot quantity and installation site are identical as support leg.
6. the apparatus according to claim 1, it is characterised in that: the bond medium include icing/snow glass, porcelain and
Composite.
7. the apparatus according to claim 1, it is characterised in that: the bond medium is fixed in such a way that bolt clamps
On swingle.
8. the apparatus according to claim 1, it is characterised in that: the centrifugation servo motor revolving speed adjustable extent is 0-
4000r/min, momentary speed variation are ± 0.01% hereinafter, -20 DEG C to 50 DEG C of environment temperature use condition.
9. the apparatus according to claim 1, it is characterised in that: the swingle is that length can be changed swingle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810731874.2A CN108956452A (en) | 2018-07-05 | 2018-07-05 | A kind of test power equipment dielectric surface and icing/snow adhesive strength device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810731874.2A CN108956452A (en) | 2018-07-05 | 2018-07-05 | A kind of test power equipment dielectric surface and icing/snow adhesive strength device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108956452A true CN108956452A (en) | 2018-12-07 |
Family
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|---|---|---|---|
| CN201810731874.2A Pending CN108956452A (en) | 2018-07-05 | 2018-07-05 | A kind of test power equipment dielectric surface and icing/snow adhesive strength device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374466A (en) * | 2018-12-17 | 2019-02-22 | 中国科学院合肥物质科学研究院 | A kind of fruit combination force test device and method based on centrifugal force detection |
| CN109883948A (en) * | 2019-03-12 | 2019-06-14 | 东北农业大学 | Material surface and sleet layer adhesion strength torsional shear force measuring device |
| CN110044816A (en) * | 2019-04-30 | 2019-07-23 | 东北农业大学 | Blade of wind-driven generator icing cohesive force simulated testing system and analog detection method |
| CN110470595A (en) * | 2019-09-11 | 2019-11-19 | 湖北理工学院 | Material surface icing intensity on-line measurement device and icing process real-time monitoring system |
| CN111398167A (en) * | 2020-04-24 | 2020-07-10 | 山东大学 | Surface ice adhesion wireless measurement device and method |
| CN111751272A (en) * | 2020-07-03 | 2020-10-09 | 北京理工大学 | Ultrasonic detection and tensile calibration test method for bonding strength grade |
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| CN207215677U (en) * | 2017-09-07 | 2018-04-10 | 河北科技大学 | A kind of centrifugal micro-ox level insect frictional force on air real time test system |
| CN108181233A (en) * | 2018-01-09 | 2018-06-19 | 四川大学 | A kind of material surface is dynamically into ice adhesion assay method and its device |
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| CN207215677U (en) * | 2017-09-07 | 2018-04-10 | 河北科技大学 | A kind of centrifugal micro-ox level insect frictional force on air real time test system |
| CN108181233A (en) * | 2018-01-09 | 2018-06-19 | 四川大学 | A kind of material surface is dynamically into ice adhesion assay method and its device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374466A (en) * | 2018-12-17 | 2019-02-22 | 中国科学院合肥物质科学研究院 | A kind of fruit combination force test device and method based on centrifugal force detection |
| CN109883948A (en) * | 2019-03-12 | 2019-06-14 | 东北农业大学 | Material surface and sleet layer adhesion strength torsional shear force measuring device |
| CN109883948B (en) * | 2019-03-12 | 2021-10-22 | 东北农业大学 | Torsional shear force measuring device for adhesion strength of material surface and ice coating layer |
| CN110044816A (en) * | 2019-04-30 | 2019-07-23 | 东北农业大学 | Blade of wind-driven generator icing cohesive force simulated testing system and analog detection method |
| CN110470595A (en) * | 2019-09-11 | 2019-11-19 | 湖北理工学院 | Material surface icing intensity on-line measurement device and icing process real-time monitoring system |
| CN111398167A (en) * | 2020-04-24 | 2020-07-10 | 山东大学 | Surface ice adhesion wireless measurement device and method |
| CN111398167B (en) * | 2020-04-24 | 2021-07-27 | 山东大学 | Surface ice adhesion wireless measurement device and method |
| CN111751272A (en) * | 2020-07-03 | 2020-10-09 | 北京理工大学 | Ultrasonic detection and tensile calibration test method for bonding strength grade |
| CN111751272B (en) * | 2020-07-03 | 2021-09-07 | 北京理工大学 | Ultrasonic detection and tensile calibration test method for bonding strength grade |
| US11733210B2 (en) | 2020-07-03 | 2023-08-22 | Beijing Institute Of Technology | Ultrasonic detection and tensile calibration test method for bonding strength grade |
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Application publication date: 20181207 |