CN108318232A - Simulate the test device and application method of V-type composite insulator string windage yaw situation - Google Patents
Simulate the test device and application method of V-type composite insulator string windage yaw situation Download PDFInfo
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- CN108318232A CN108318232A CN201810087501.6A CN201810087501A CN108318232A CN 108318232 A CN108318232 A CN 108318232A CN 201810087501 A CN201810087501 A CN 201810087501A CN 108318232 A CN108318232 A CN 108318232A
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- 239000012212 insulator Substances 0.000 title claims abstract description 104
- 239000002131 composite material Substances 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000011068 loading method Methods 0.000 claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000006073 displacement reaction Methods 0.000 claims abstract description 22
- 238000004088 simulation Methods 0.000 claims abstract description 20
- 230000005484 gravity Effects 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 239000011888 foil Substances 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 5
- 230000002459 sustained effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 230000002452 interceptive effect Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 9
- 230000005611 electricity Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
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- 235000005983 Crescentia cujete Nutrition 0.000 description 1
- 235000009797 Lagenaria vulgaris Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
Abstract
The invention discloses a kind of test devices and application method of simulation V-type composite insulator string windage yaw situation, including packaged type Gua Chuan mechanisms, load maintainer, V-type composite insulator string, connecting plate, ess-strain information collection mechanism and windage yaw displacement information collecting mechanism；The upper end of V-type composite insulator string is hung in packaged type Gua Chuan mechanisms, and packaged type Gua Chuan mechanisms carry out V-type composite insulator string the simulation of different strings long, different angle, different height differences；The lower end of V-type composite insulator string connects load maintainer by connecting plate, and load maintainer is used to apply absolute upright power and abswolute level power to V-type composite insulator string；Ess-strain information collection mechanism acquires the ess-strain information of V-type composite insulator string, and windage yaw displacement information collecting mechanism acquires the windage yaw displacement information of V-type composite insulator string；Direct analog study difference angle, different height differences, different gravity laods and horizontal loading leeward bias placement rule and insulator chain stressing conditions.
Description
Technical field
The present invention relates to the inclined technical field of power transmission line wind more particularly to a kind of simulation V-type composite insulator string windage yaw
The test device and application method of situation.
Background technology
Flashover of power transmission circuit caused by windage yaw is a kind of common failure mode in transmission line of electricity operation.The conducting wire of transmission line of electricity is general
It is hung on power transmission tower by insulator chain, suspension assembling mode is generally I types and V-type, and insulator chain, which plays, transmits conducting wire lotus
It carries and electric insulation acts on.Transmission line of electricity is in natural environment, and conducting wire and insulator chain are by natural wind action, in level
Under the action of wind load, insulator chain will produce the deflection in horizontal path direction, and then the electric clearance between conducting wire and power transmission tower
Become smaller, when electric clearance is less than minimum discharging gap, disruptive discharge will occur, and then cause line tripping, this is defeated
The generating process of electric line windage yaw discharge.Compared to I type assembling modes, V-type insulator chain can more limitedly limit transmission of electricity
Circuit wind swing, therefore be more widely used.
Current specifications provides that the half of the angle between two limb of V-type insulator chain is smaller than 5 °~10 ° of maximum angle of wind deflection,
But specific value is not provided.Under high wind effect, the compression limb of V-type insulator chain, which can be pressurized, generates Nonlinear Bending,
Reach unstability or even Insulator detection, it is therefore necessary to the stressing conditions to the V-type insulator chain of important line and windage yaw position
Condition of shifting one's love is tested.
Currently, power transmission circuit caused by windage l-G simulation test suspension insulator string generally on outdoor gate tower, load is using volume
It raises machine to be loaded with pulley combination, it is difficult to ensure that horizontal loading is parallel to the ground, and during multistage loadings, insulator
String bottom end is subjected to displacement, cause horizontal loading and ground always parallelly condition it is difficult to ensure that.Moreover, current windage yaw emulation examination
It tests since the limitation of experimental rig fails to be observed the local pressure of insulator chain.
Invention content
The object of the present invention is to provide it is a kind of simulation V-type composite insulator string windage yaw situation test device application method,
It being capable of directly analog study difference angle, different height differences, different gravity laods and horizontal loading leeward bias placement rule and insulation
Substring stressing conditions.
The technical solution adopted by the present invention is：
A kind of test device of simulation V-type composite insulator string windage yaw situation, including packaged type Gua Chuan mechanisms, load maintainer, V
Type composite insulator string, connecting plate, ess-strain information collection mechanism and windage yaw displacement information collecting mechanism；V-type compound inslation
The upper end of substring is hung in packaged type Gua Chuan mechanisms, the packaged type Gua Chuan mechanisms to V-type composite insulator string into
The simulation of the different strings of row long, different angle, different height differences；The lower end of V-type composite insulator string connects load machine by connecting plate
Structure, load maintainer are used to apply absolute upright power and abswolute level power to V-type composite insulator string；Ess-strain information collection machine
Structure acquires the ess-strain information of V-type composite insulator string, and windage yaw displacement information collecting mechanism acquires V-type composite insulator string
Windage yaw displacement information.
The packaged type Gua Chuan mechanisms include that the sliding rail that two horizontal parallels are arranged and two are symmetricly set on sliding rail
On move to left moving frame and move to right moving frame, the moving frame that moves to right includes right stretcher body, right slide bar and right sliding block, and right stretcher body is equipped with perpendicular
To slideway, the both ends setting of right slide bar matches in vertical slideway, and with vertical slideway, and right slide bar is equipped with front and back slideway,
Right sliding block is arranged in front and back slideway, and right sliding block is equipped with right pendant, the side insulation right of right pendant connection V-type composite insulator string
The upper end of substring；It is described that move to left moving frame identical as moving frame structure is moved to right and symmetrical.
The right stretcher body include four columns and three connecting rods, four columns be respectively left front column, left back column,
A connecting rod is arranged in right front column and right rear column between right front column and right rear column, left front to stand between right front column
One connecting rod is set, a connecting rod is set between left back column and right rear column, left front column and left back column it is opposite
Side is equipped with vertical slideway, and right slide bar is arranged in vertical slideway.
The load maintainer includes a gravity laod, a horizontal loading, movable pulley and electric hoist component, electric hoist
Component is fixed on a movable stand, and the wirerope-winding on electric hoist component is on movable pulley, and the end of steel wire rope and company
Fishplate bar is fixed, and gravity laod is hung on the lower section of connecting plate, and horizontal loading is hung on the lower section of movable pulley；When test, steel wire rope
Under the drive of horizontal loading, it is in horizontality always.
The connecting plate uses inverted triangle connecting plate, is set at each angle there are one through-hole, two through-holes of top connect V
The lower end of type composite insulator string, the end of a through-hole connection gravity laod and steel wire rope of lower section.
The ess-strain information collection mechanism uses statical strain indicator.
The windage yaw displacement information collecting mechanism uses total powerstation.
The application method of test device based on the simulation V-type composite insulator string windage yaw situation described in claim 7：Packet
Include following steps：
A：The installation of V-type composite insulator string and the adjustment of height difference angle
Two upper ends of V-type composite insulator string are connect with the pendant on sliding block respectively first, then by V-type composite insulator string
Two lower ends connect with two through-holes above connecting plate, move to left moving frame by mobile and move to right moving frame, it is multiple so as to adjust V-type
The angle of insulator chain is closed, later, adjustment left and right two slide bar carries out upper and lower movement, further adjusts V-type composite insulator
The height difference and angle of string, until meeting V-type composite insulator string angle requirement；
B：Statical strain indicator and total powerstation are installed
B1：The foil gauge of statical strain indicator is attached to the point to be collected of V-type composite insulator string, foil gauge passes through conducting wire and calculating
Machine connects, and computer is placed at the position for not interfering load；
B2：Total powerstation is placed on immediately ahead of V-type composite insulator string at 2-10 meters, it is compound that total powerstation crosshair is attached to V-type
Insulator chain bottom end junction；Total powerstation crosshair is for determining initial point coordinates；
B3：Statical strain indicator and computer are opened, strain is zeroed；Total powerstation is opened, the position of initial cross silk is directed at, is determined
Initial point coordinates, and record；
C：Loading device is installed
In connecting plate underhung vertical load, vertical load is loaded by the weight of corresponding weight；In movable pulley underhung
Horizontal loading, horizontal loading are loaded by the weight of corresponding weight；And by adjusting electric hoist and movable pulley and horizontal loading
Quality, so that steel wire rope and V-type composite insulator string bottom end connecting plate is thereby may be ensured that the water laterally loaded in sustained height
It is flat, reach the application of horizontal loading；
D：The strain information under record load action is read by computer, completes the acquisition of ess-strain information；By total powerstation
The position of crosshair, determines the coordinate of the point after load after alignment load, and records, and completes the acquisition of windage yaw displacement information.
The present invention using sliding rail, move to left moving frame and move to right moving frame, moving frame will be moved to left and move to right moving frame and move on the slide rail, from
And the angle of V-type composite insulator string is adjusted, later, the slide bar of left and right two carries out upper and lower movement, and it is compound further to adjust V-type
The height difference and angle of insulator chain；Vertical load is loaded by hanging the weight of corresponding weight.Horizontal loading is by adjusting electric calabash
The quality of reed and movable pulley and horizontal loading reaches the application of horizontal loading.It is read under record load action by computer
Strain information, complete ess-strain information acquisition.By the position of crosshair after total powerstation alignment load, after determining load
The coordinate of point, and record, complete the acquisition of windage yaw displacement information.Due to the connecting plate of insulator chain bottom end in windage yaw loading procedure
Height can change, general loading device can not ensure the level of lateral loading direction, and this, loading device can pass through tune
The height of section movable pulley makes it, in sustained height, thereby may be ensured that the level laterally loaded with insulator chain bottom end connecting plate.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the load maintainer structural schematic diagram of the present invention；
Fig. 3 is the connecting board structure schematic diagram of the present invention.
Specific implementation mode
As shown in Figure 1, the present invention includes packaged type Gua Chuan mechanisms, load maintainer, V-type composite insulator string 1, connecting plate
2, ess-strain information collection mechanism and windage yaw displacement information collecting mechanism；The upper end of V-type composite insulator string 1 is hung on removable
In dynamic formula Gua Chuan mechanisms, the packaged type Gua Chuan mechanisms to V-type composite insulator string 1 carry out long different strings, different angles,
The simulation of different height differences；The packaged type Gua Chuan mechanisms include that the sliding rail 3 of two horizontal parallels setting and two symmetrically set
Set moving to left moving frame and move to right moving frame on sliding rail 3, the described moving frame that moves to right includes right stretcher body 4, right slide bar 5 and right sliding block 6, right
Frame body 4 is equipped with vertical slideway 7, and the both ends setting of right slide bar 5 matches in vertical slideway 7, and with vertical slideway 7, right cunning
Bar 5 is equipped with front and back slideway 8, and right sliding block 6 is arranged in front and back slideway 8, and right sliding block 6 is equipped with right pendant, and right pendant connects V-type
The upper end of the side insulation right substring of composite insulator string 1；It is described that move to right moving frame identical as moving frame structure is moved to left and symmetrical.It is described
Right stretcher body 4 include four columns and three connecting rods 45, four columns be respectively left front column 41, left back column 42, it is right before
A connecting rod 45, left front column 41 and the right side is arranged in column 43 and right rear column 44 between right front column 41 and right rear column 42
One connecting rod 45 is set between front column 43, a connecting rod 45 is set between left back column 42 and right rear column 44, it is left front
The opposite side of column 43 and left back column 44 is equipped with vertical slideway 7, and right slide bar 5 is arranged in vertical slideway 7.
The lower end of V-type composite insulator string 1 connects load maintainer by connecting plate 2, and load maintainer is for compound to V-type exhausted
Edge substring 1 applies absolute upright power and abswolute level power；As shown in Fig. 2, the load maintainer include a gravity laod 8,
One horizontal loading 9, movable pulley 10 and electric hoist component 11, electric hoist component 11 are fixed on a movable stand, electric hoist group
Steel wire rope 12 on part 11 is wrapped on movable pulley 10, and the end of steel wire rope 12 is fixed with connecting plate 2, and gravity laod 8 is hung
In the lower section of connecting plate 2, horizontal loading 9 is hung on the lower section of movable pulley 10；When test, band of the steel wire rope 12 in horizontal loading 9
Under dynamic, it is in horizontality always.As shown in figure 3, the connecting plate 2 uses inverted triangle connecting plate 2, one is equipped at each angle
A through-hole 21, the lower end of two through-holes 21 connection V-type composite insulator string 1 of top, a through-hole 21 of lower section connect gravity
The end of load 8 and steel wire rope 12.
Ess-strain information collection mechanism acquires the ess-strain information of V-type composite insulator string 1, and windage yaw displacement information is adopted
Collecting mechanism acquires the windage yaw displacement information of V-type composite insulator string 1.The ess-strain information collection mechanism is answered using static state
Become instrument.The windage yaw displacement information collecting mechanism uses total powerstation.
8. the user of the test device based on the simulation V-type composite insulator string windage yaw situation described in claim 7
Method：Include the following steps：
A：The installation of V-type composite insulator string and the adjustment of height difference angle
Two upper ends of V-type composite insulator string are connect with the pendant on sliding block respectively first, then by V-type composite insulator string
Two lower ends connect with two through-holes above connecting plate, move to left moving frame by mobile and move to right moving frame, it is multiple so as to adjust V-type
The angle of insulator chain is closed, later, adjustment left and right two slide bar carries out upper and lower movement, further adjusts V-type composite insulator
The height difference and angle of string, until meeting V-type composite insulator string angle requirement；
B：Statical strain indicator and total powerstation are installed
B1：The foil gauge of statical strain indicator is attached to the point to be collected of V-type composite insulator string, foil gauge passes through conducting wire and calculating
Machine connects, and computer is placed at the position for not interfering load；
B2：Total powerstation is placed on immediately ahead of V-type composite insulator string at 2-10 meters, it is compound that total powerstation crosshair is attached to V-type
Insulator chain bottom end junction；Total powerstation crosshair is for determining initial point coordinates；
B3：Statical strain indicator and computer are opened, strain is zeroed；Total powerstation is opened, the position of initial cross silk is directed at, is determined
Initial point coordinates, and record.
C：Loading device is installed
In connecting plate underhung vertical load, vertical load is loaded by the weight of corresponding weight；In movable pulley underhung
Horizontal loading, horizontal loading are loaded by the weight of corresponding weight；And by adjusting electric hoist and movable pulley and horizontal loading
Quality, so that steel wire rope and V-type composite insulator string bottom end connecting plate is thereby may be ensured that the water laterally loaded in sustained height
It is flat, reach the application of horizontal loading；
D：The strain information under record load action is read by computer, completes the acquisition of ess-strain information；By total powerstation
The position of crosshair, determines the coordinate of the point after load after alignment load, and records, and completes the acquisition of windage yaw displacement information.
Illustrate the operation principle of the present invention below in conjunction with the accompanying drawings：
Test system work step：
Foil gauge is attached to the corresponding position of insulator chain, foil gauge passes through conducting wire and ess-strain information collection mechanism（It is quiet
State deformeter and computer）Connection, is placed at the position for not interfering load.
Total powerstation is placed on immediately ahead of insulator chain at 2-10 meters, by total powerstation crosshair（One has printed cross
Small side's paper of note）It is attached to insulator chain bottom end junction.
Insulator chain is installed in packaged type Gua Chuan mechanisms by corresponding height difference angle requirement.In the process of installation
In, two upper ends of V-type composite insulator string 1 are connect with the pendant on sliding block respectively first, then by V-type composite insulator string
1 two lower ends are connect with two through-holes 21 of 2 top of connecting plate.Sliding rail 3 is recycled, moving frame is moved to left and moves to right moving frame, it will be left
It movable stand and moves to right moving frame and is moved on sliding rail 3, so as to adjust the angle of V-type composite insulator string 1, later, two cunnings in left and right
Bar carries out upper and lower movement, the height difference and angle of V-type composite insulator string 1 is further adjusted, until meeting simulation requirements.
Statical strain indicator and computer are opened, strain is zeroed.Total powerstation is opened, is directed at the position of initial cross silk, really
Fixed initial point coordinates, and record.The use of total powerstation can improve the precision of windage yaw displacement information acquisition so that emulation data
More effectively.
Vertical load is loaded by hanging the weight of corresponding weight.Horizontal loading 9 is by adjusting electric hoist and movable pulley 10
And the quality of horizontal loading 9, reach the application of horizontal loading 9.The strain letter under record load action is read by computer
Breath completes the acquisition of ess-strain information.By the position of crosshair after total powerstation alignment load, the seat of the point after load is determined
Mark, and record, complete the acquisition of windage yaw displacement information.
The effect of loading device：
1, suspension weight in lower end simulates vertical load.
2, horizontal loading 9 be applied through electric hoist and movable pulley 10 and steel wire rope 12 converts the load of weight to water
Flat load 9；Simultaneously as the loading procedure of experiment is multistage loadings, the combination of electric hoist and movable pulley 10 can pass through tune
Economize on electricity cucurbit keeps the level of lateral load to the distance of the steel wire rope 12 of movable pulley 10.
3, the accurate of loading direction can be ensured by above 2 steps.
Loading device principle：Since the height of the connecting plate 2 of insulator chain bottom end in windage yaw loading procedure can change, generally
Loading device can not ensure the level of lateral loading direction, and this, loading device can pass through the height for adjusting movable pulley 10
It is set, in sustained height, to thereby may be ensured that the level laterally loaded with insulator chain bottom end connecting plate 2.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It is still
It can modify to the technical solution recorded in previous embodiment, either which part or all technical features are carried out etc.
With replacement；And these modifications or replacements, technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution
Range.
Claims (8)
1. a kind of test device of simulation V-type composite insulator string windage yaw situation, it is characterised in that：String machine is hung including packaged type
Structure, load maintainer, V-type composite insulator string, connecting plate, ess-strain information collection mechanism and windage yaw displacement information harvester
Structure；The upper end of V-type composite insulator string is hung in packaged type Gua Chuan mechanisms, and the packaged type Gua Chuan mechanisms are to V-type
Composite insulator string carries out the simulation of different strings long, different angle, different height differences；The lower end of V-type composite insulator string passes through company
Fishplate bar connects load maintainer, and load maintainer is used to apply absolute upright power and abswolute level power to V-type composite insulator string；Stress
Strain information collecting mechanism acquires the ess-strain information of V-type composite insulator string, and windage yaw displacement information collecting mechanism acquires V-type
The windage yaw displacement information of composite insulator string.
2. the test device of simulation V-type composite insulator string windage yaw situation according to claim 1, it is characterised in that：Institute
The packaged type Gua Chuan mechanisms stated include that the sliding rail that two horizontal parallels are arranged and two are symmetricly set on moving left on sliding rail
Frame and move to right moving frame, the moving frame that moves to right includes right stretcher body, right slide bar and right sliding block, and right stretcher body is equipped with vertical slideway, right
The both ends setting of slide bar matches in vertical slideway, and with vertical slideway, and right slide bar is equipped with front and back slideway, right sliding block setting
In front and back slideway, right sliding block is equipped with right pendant, and right pendant connects the upper of the side insulation right substring of V-type composite insulator string
End；It is described that move to left moving frame identical as moving frame structure is moved to right and symmetrical.
3. the test device of simulation V-type composite insulator string windage yaw situation according to claim 2, it is characterised in that：Institute
The right stretcher body stated include four columns and three connecting rods, four columns be respectively left front column, left back column, right front column and
Right rear column is arranged a connecting rod, a company is arranged between left front vertical and right front column between right front column and right rear column
The opposite side of extension bar, one connecting rod of setting between left back column and right rear column, left front column and left back column is equipped with vertical
Slideway, right slide bar are arranged in vertical slideway.
4. the test device of simulation V-type composite insulator string windage yaw situation according to claim 3, it is characterised in that：Institute
The load maintainer stated includes that a gravity laod, a horizontal loading, movable pulley and electric hoist component, electric hoist component are fixed on
On one movable stand, the wirerope-winding on electric hoist component is on movable pulley, and the end of steel wire rope is fixed with connecting plate, weight
Power load is hung on the lower section of connecting plate, and horizontal loading is hung on the lower section of movable pulley；When test, steel wire rope is in horizontal loading
Under drive, it is in horizontality always.
5. the test device of simulation V-type composite insulator string windage yaw situation according to claim 4, it is characterised in that：Institute
The connecting plate stated uses inverted triangle connecting plate, is set at each angle there are one through-hole, two through-holes of top connect V-type compound inslation
The lower end of substring, the end of a through-hole connection gravity laod and steel wire rope of lower section.
6. the test device of simulation V-type composite insulator string windage yaw situation according to claim 5, it is characterised in that：Institute
The ess-strain information collection mechanism stated uses statical strain indicator.
7. the test device of simulation V-type composite insulator string windage yaw situation according to claim 6, it is characterised in that：Institute
The windage yaw displacement information collecting mechanism stated uses total powerstation.
8. the application method of the test device based on the simulation V-type composite insulator string windage yaw situation described in claim 7：Including
Following steps：
A：The installation of V-type composite insulator string and the adjustment of height difference angle
Two upper ends of V-type composite insulator string are connect with the pendant on sliding block respectively first, then by V-type composite insulator string
Two lower ends connect with two through-holes above connecting plate, move to left moving frame by mobile and move to right moving frame, it is multiple so as to adjust V-type
The angle of insulator chain is closed, later, adjustment left and right two slide bar carries out upper and lower movement, further adjusts V-type composite insulator
The height difference and angle of string, until meeting V-type composite insulator string angle requirement；
B：Statical strain indicator and total powerstation are installed
B1：The foil gauge of statical strain indicator is attached to the point to be collected of V-type composite insulator string, foil gauge passes through conducting wire and calculating
Machine connects, and computer is placed at the position for not interfering load；
B2：Total powerstation is placed on immediately ahead of V-type composite insulator string at 2-10 meters, it is compound that total powerstation crosshair is attached to V-type
Insulator chain bottom end junction；Total powerstation crosshair is for determining initial point coordinates；
B3：Statical strain indicator and computer are opened, strain is zeroed；Total powerstation is opened, the position of initial cross silk is directed at, is determined
Initial point coordinates, and record；
C：Loading device is installed
In connecting plate underhung vertical load, vertical load is loaded by the weight of corresponding weight；In movable pulley underhung
Horizontal loading, horizontal loading are loaded by the weight of corresponding weight；And by adjusting electric hoist and movable pulley and horizontal loading
Quality, so that steel wire rope and V-type composite insulator string bottom end connecting plate is thereby may be ensured that the water laterally loaded in sustained height
It is flat, reach the application of horizontal loading；
D：The strain information under record load action is read by computer, completes the acquisition of ess-strain information；By total powerstation
The position of crosshair, determines the coordinate of the point after load after alignment load, and records, and completes the acquisition of windage yaw displacement information.
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|---|---|---|---|
| CN201810087501.6A CN108318232A (en) | 2018-01-30 | 2018-01-30 | Simulate the test device and application method of V-type composite insulator string windage yaw situation |
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| CN201810087501.6A CN108318232A (en) | 2018-01-30 | 2018-01-30 | Simulate the test device and application method of V-type composite insulator string windage yaw situation |
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| CN203931249U (en) * | 2014-06-20 | 2014-11-05 | 国家电网公司 | The device of a kind of analog insulation substring windage yaw |
| CN105335569A (en) * | 2015-11-16 | 2016-02-17 | 国家电网公司 | Ultrahigh voltage transmission line multi-connected V-shaped insulator string mechanical property analogue simulation method |
| CN207923431U (en) * | 2018-01-30 | 2018-09-28 | 国家电网公司 | Simulate the test device of V-type composite insulator string windage yaw situation |
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2018
- 2018-01-30 CN CN201810087501.6A patent/CN108318232A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09189650A (en) * | 1996-01-10 | 1997-07-22 | Ngk Insulators Ltd | Method and device for conducting bending load test on rod-shaped insulator |
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Application publication date: 20180724 |