CN103901237B - A kind of device that measuring probe is fixed in corona cage - Google Patents
A kind of device that measuring probe is fixed in corona cage Download PDFInfo
- Publication number
- CN103901237B CN103901237B CN201410147000.4A CN201410147000A CN103901237B CN 103901237 B CN103901237 B CN 103901237B CN 201410147000 A CN201410147000 A CN 201410147000A CN 103901237 B CN103901237 B CN 103901237B
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- fixed
- measuring probe
- fixture
- connecting rod
- corona cage
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- 239000000523 sample Substances 0.000 title claims abstract description 47
- 239000004793 Polystyrene Substances 0.000 claims abstract description 5
- 229920002223 polystyrene Polymers 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 208000031481 Pathologic Constriction Diseases 0.000 claims description 2
- 229920013636 polyphenyl ether polymer Polymers 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 210000001215 vagina Anatomy 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000005611 electricity Effects 0.000 abstract description 6
- 239000004721 Polyphenylene oxide Substances 0.000 abstract description 3
- 229920006380 polyphenylene oxide Polymers 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Suspension Of Electric Lines Or Cables (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The present invention provides a kind of device being fixed in corona cage by measuring probe, this device is a cuboid fixture being vertically arranged, described fixture upper and lower two ends homonymy is symmetrically arranged with bool, is provided with boss and the horizontal brace rod at through described fixture center in the middle part of its another side;Described fixture, described bool and described connecting rod polyphenylene oxide and polystyrene are mixed with the ratio of 6:4;Present configuration is simple, in the case of not affecting corona discharge and corona noise propagates, it is achieved that freely stretch and rotate and fix of transmission line of electricity audible noise measuring probe in corona cage under extra-high voltage environment.
Description
Technical field:
The present invention relates to the device of a kind of fixation measuring probe, particularly relate to a kind of for
Scalable and the device of direction of rotation ground fixation measuring probe in corona cage.
Background technology:
The Energy Base of China separates with large-scale load center, and Energy Base is distributed in western ground
District, large-scale load center is then distributed in east, so that greatly develop alternating current-direct current extra-high voltage
Electrical network.
In order to make overall economic efficiency maximize, it is a certain degree of that transmission line of electricity allows wire to occur
Corona discharge, creates corona loss, field effect, radio interference, audible noise therewith
With space ion stream etc..
Transmission line of electricity corona audible noise problem therein, has become conductor selection, circuit the most
Structure designs and determines the parameter that must carry out estimating in width of corridor.
Corona cage is a kind of important DC power transmission line audible noise research tool, utilizes corona
When cage carries out the experiment of UHV transmission line audible noise, how by fixing for noise measurement probe
The metal grill of corona cage is one carry out audible noise test time must faced by show
Real problem.
Both required during test that probe was adjustable with the distance of circuit, required again that the aligning direction of probe could
Arbitrarily regulation, in order to probe can measure the noise that line corona produces more truly, accurately,
The installation that simultaneously must also require probe does not produces impact to the corona discharge of circuit, does not cause and makes an uproar
Sonic reflection, does not makes probe drop because of extraneous natural environment such as strong wind etc..
Summary of the invention:
It is an object of the invention to provide a kind of device being fixed in corona cage by measuring probe,
In making corona cage, transmission line of electricity audible noise measuring probe can need at wire netting according to test
Freely stretch on lattice and rotate fixing.
Present invention provide the technical scheme that a kind of dress being fixed in corona cage by measuring probe
Putting, it thes improvement is that:
Described device is a cuboid fixture being vertically arranged, the upper and lower two ends of described fixture
Homonymy is symmetrically arranged with bool, is provided with boss and through described fixture in the middle part of its another side
The horizontal brace rod at center;
Described fixture (3), described bool (4) and described connecting rod (2) use polyphenyl
Ether and polystyrene are mixed with the ratio of 6:4.
Preferably, described boss is high 3~the circle of the through hole being provided with fixing described connecting rod of 4cm
Cylinder, a diameter of the 5 of described through hole~6cm, described cylindrical wall thickness is 1~2cm.
Preferably, a length of the 3.2~4.2cm of the X-direction of described fixture horizontal direction, and
A width of the 9.2 of X-axis same level and vertical with X-axis Y direction~10.2cm, perpendicular
Nogata to Z-direction a height of 14.2~15.2cm.
Further, the side that the described width of fixture Y direction and the height of Z-direction are formed
Corner at be provided with four screws running through described fixture along X-direction;Described fixture Z
Two screws of direction of principal axis one end are rounded, and two screws of the other end are in along Z-direction along long
Strip.
Further, bool (4) includes integrated first side plate of vertical transition and second
Side plate;Described first side end is provided with two circular screwhole sizes with described fixture one end
The screw the most equal with spacing.
Further, described first side plate along described fixture Y direction side by screw with
Described fixture (3) is vertically fixed, and described bool and described fixture form a groove knot
Structure.
Further, connecting rod (2) is cylindric, a length of the 100 of described connecting rod~110cm,
The diameter of described connecting rod is equal to the diameter of described boss through hole, and described connecting rod one end is positioned at electricity
Inside dizzy cage, the other end is positioned at outside corona cage, and sets a threaded connecting rod at this end and connect
Head.
Further, the side of boss is provided with equidistant with described boss both ends of the surface along described convex
Platform diameter runs through two circular screwholes of described boss, and described boss fixes described company by screw
Extension bar, stretches out the length of corona cage by unclamping or tightening the described connecting rod of screw regulation.
Further, described corona cage is long 70m, wide 22m, the rectangular structure of high 15m,
The cage wall of described corona cage is made up of wire netting, the Grid Edge a length of 9~11cm of described wire netting,
Form wiry a diameter of the 4~5mm of described metal grill.
Further, fixture (3) is fixed on described metal grill by two bools (4)
On, the tinsel of described metal grill both sides is stuck in by fixture (3) and bool (4) group
In the groove become.
Further, described connecting rod bond diameter is equal to the screw internal diameter of The Cloud Terrace bottom, described company
The screw of extension bar joint and described The Cloud Terrace bottom is fixed;Described The Cloud Terrace is by being located at connecing of its top
Head fixed installation measuring probe.
Further, described measuring probe includes that round table-like base, one end are fixed with described base,
The cylinder external member that the other end is fixing with spheroid shape fan housing;Described base is coaxial with described external member
Installing, the major axis of described fan housing is positioned on the axis of described base.
Further, described base center is provided with screw, and described measuring probe is by described base
The screw of the heart is fixed with The Cloud Terrace.
Further, described external member uses aluminium alloy to make;Described external member is the metal tube of hollow,
Audible noise microphone is placed in pipe.
Further, the employing of described fan housing is opened pore polyurethane foamed material and is made, and declines under low wind speed
Checking noise 10~12 decibels.
Further, described The Cloud Terrace includes horizontal rotation structure, anyhow rotational structure and be located at institute
State horizontal rotation structure and pitching rotational structure between rotational structure anyhow.
Further, described horizontal rotation structure, described pitching rotational structure and described anyhow revolve
Rotation structure all carries out rotating regulation by each self-corresponding detachable rotary handle.
Further, the bottom of described horizontal rotation structure is provided with graduated disc, the end of described graduated disc
Center, portion is provided with screw, and described The Cloud Terrace is fixed with connecting rod joint by this screw.
Further, the described top of rotational structure anyhow is provided with removable Quick-mounting board, described fast-assembling
The top of plate is provided with threaded joint, and measuring probe is fixed with described The Cloud Terrace by this joint.
There is advantages that
1. secure the fix on metal grill by bool, due to the spiral shell of fixture one end
Hole is strip, therefore the horizontal stripe of this end may move, and can preferably adapt to the size of metal grill,
Operate very simple and convenient;
2. boss side surfaces is provided with screw, by the extension elongation of this screw adjustable connecting rod, from
By the distance between ground regulation probe and transmission line of electricity;
3. one end of connecting rod is provided with connecting rod joint, and connecting rod joint is fixed with The Cloud Terrace, The Cloud Terrace
Including horizontal rotation structure, rotational structure and pitching rotational structure anyhow, can adjust by any direction
Joint audible noise measuring probe towards;
4. fixture, bool, connecting rod polyphenylene oxide and polystyrene are with the ratio of 6:4
It is mixed, the corona discharge of circuit will not be produced impact;
The most whole device volume is less, is difficult to the propagation on corona noise and produces impact.
Accompanying drawing illustrates:
Fig. 1 is left view connecting rod, fixture and bool being installed together;
Fig. 2 is the front view during fixture horizontal positioned in Fig. 1;
Fig. 3 is the front view of fixture in Fig. 2;
Fig. 4 is the left view of fixture in Fig. 2;
Fig. 5 is top view during bool horizontal positioned in Fig. 1;
Fig. 6 is the left view of bool in Fig. 5;
Fig. 7 is the front view of bool in Fig. 5;
Fig. 8 is top view during connecting rod horizontal positioned in Fig. 1;
Fig. 9 is the front view of connecting rod in Fig. 8;
Figure 10 is the three-dimensional line figure of The Cloud Terrace;
Figure 11 is the structural representation of audible noise measuring probe;
Wherein: 1-connecting rod joint, 2-connecting rod;3-fixture;4-bool;5-boss;
6-rotary handle anyhow;7-Quick-mounting board;8-horizontal rotation structure;9-graduated disc;10-level is revolved
Change hands handle;11-pitching rotary handle;12-pitching rotational structure;13-rotational structure anyhow;14-
Base;15-outdoor microphone external member;16-fan housing;L-screw.
Detailed description of the invention:
The present invention must be understood, below in conjunction with the accompanying drawings and embodiment is to present disclosure in order to more preferable
Do and further must describe:
With reference to Fig. 1, the present invention is a kind of gold that audible noise measuring probe is fixed on corona cage
Belong to the device on grid.
Device includes a cuboid fixture being vertically arranged, fixture upper and lower two ends homonymy pair
Claiming to be provided with bool, its center, another side is provided with boss and the level at through fixture center
Connecting rod;Connecting rod is fixed with The Cloud Terrace by connecting rod joint, The Cloud Terrace is fixed audible noise and surveys
Amount probe.
A length of the 3.2 of fixture horizontal direction~4.2cm, vertical direction a height of
14.2~15.2cm, a width of 9.2~10.2cm vertical with long limit and flash;
Bool (4) has two, can grab the both sides hanging over corona cage metal grill;Fixture
Four angles be respectively arranged with a screw, two screws of its one end are rounded, two spiral shells of the other end
Hole is elongated;Two the circular spiral shells running through boss along boss diameter it are provided with in the middle part of the side of boss
Hole;
During installation, first by two of the screw of one piece of bool (4) both sides and fixture (3)
Circular screwhole is corresponding, is screwed the two screw respectively, by a bool (4) with solid
Locking member (3) maintains static;A groove is formed between bool (4) and fixture (3),
Thus the bool (4) fixed and fixture (3) are grabbed the metal hanging over corona cage
Grid side;Another bool (4) being grabbed hangs on metal grill, makes this bool (4)
The screw of both sides is corresponding with the strip screw of the fixture other end, then with screw by another
Bool (4) is fixed with the fixture other end, so that whole fixture (3) securely fixes
On metal grill;
Afterwards connecting rod is passed the boss (5) at fixture (3) center, according to actual needs
Select connecting rod to stretch out the distance of corona cage, then by the screw tightening of boss side surfaces, will connect
Bar is fixed with fixture;
Finally The Cloud Terrace is arranged on the joint of connecting rod by the screw bottom it, the top of The Cloud Terrace
Portion's fixed installation audible noise measuring probe, rotary platform points to as required, thus regulation is made an uproar
The aligning direction of sonic probe.
Fixture, bool, connecting rod polyphenylene oxide and polystyrene mix with the ratio of 6:4
Conjunction is made, and the corona discharge of circuit will not be produced impact.
The screw of fixture side is elongated can strengthen scope little to metal grill size change
The adaptability changed.
Corona cage is rectangular structure, outside in stretched wire shape, long 70 meters, wide 22m, high 15m.
The cage wall of corona cage is made up of wire netting.
In corona cage, each metal grill length of side is 9~11cm, the wire diameter of composition grid
It is 4~5mm.
The fixture of the present invention such as Fig. 2, shown in Fig. 3, Fig. 4:
During fixture horizontal positioned, at four angles of the side of its height and width composition, it is respectively arranged with a spiral shell
Hole, the screw of a broadside side is elongated, and the screw of another broadside side is rounded, fixture
There is cylindrical boss at center;
There is the through hole of through boss and fixture at the center of boss, a diameter of the 5 of through hole~6cm;
The wall thickness of boss is 1~2cm, and the height of boss is 3~4cm.
The bool of the present invention is as shown in Fig. 5, Fig. 6, Fig. 7:
The length of bool is equal to the width of fixture;The vertical section of bool (4) is ladder
Shape;It is made up of integrated first side plate of vertical transition and the second side plate;First side plate
End is provided with two circular screwhole sizes with fixture broadside side and the most equal spiral shell of spacing
Hole;
Bool is fixed along the broadside of fixture both sides by screw, forms a groove with fixture
Structure, so that the tinsel of metal grill can be fixed in groove.
The connecting rod of the present invention is as shown in Figure 8, Figure 9:
Connecting rod is cylindrical structure, its a length of 100~110cm, the diameter of connecting rod is equal to
Fixture and the diameter of boss central through hole;Connecting rod one end is positioned at inside corona cage, the other end
It is positioned at outside corona cage, and sets a threaded connecting rod joint at this end;Connecting rod joint
Diameter is equal to the internal diameter of The Cloud Terrace bottom screw, so that The Cloud Terrace is fixed with connecting rod.
The cradle head structure schematic diagram of the present invention is as shown in Figure 10:
The Cloud Terrace uses aluminum alloy material, light small and exquisite, the weight of sustainable up to 8kg;The Cloud Terrace
Including the horizontal rotation structure of lower section, the rotational structure anyhow of top and be located at horizontal rotation knot
Pitching rotational structure between structure and anyhow rotational structure;
Horizontal rotation structure, pitching rotational structure and anyhow rotational structure each to there being one
Dismountable rotary handle;In the bottom of horizontal rotation structure, the rotation hands of horizontal rotation structure
The side of the rotary handle of the side of handle, anyhow rotational structure is equipped with graduated disc;Pass through handle
Rotate the anglec of rotation regulating The Cloud Terrace, the graduated disc display anglec of rotation.
The graduated disc center of horizontal rotation structure bottom is provided with screw, and The Cloud Terrace is by this screw and company
Extension bar joint is fixed.
Anyhow rotational structure top is provided with removable Quick-mounting board, and the top of Quick-mounting board is provided with band spiral shell
Stricture of vagina joint, measuring probe is fixed with The Cloud Terrace by this joint.
The audible noise measuring sonde configuration schematic diagram of the present invention is as shown in figure 11:
Main point of three parts of audible noise measuring probe: fan housing, outdoor microphone external member and base;
Base is round table-like, and outdoor microphone external member is cylindrical shape, and fan housing is spheroid shape;
Fan housing employing is opened pore polyurethane foamed material and is made, wind noise 10 of decaying under low wind speed
To 12 decibels, it is suitable for outdoor acoustic measurement;
Microphone external member uses aluminium alloy to make, for the metal tube of hollow, interior placement audible noise
Microphone;
There is screw at base center, can be connected with the Quick-mounting board on The Cloud Terrace.
These are only embodiments of the invention, be not limited to the present invention, all at this
Within bright spirit and principle, any modification, equivalent substitution and improvement etc. done, all should wrap
Within being contained in the scope of the presently claimed invention that application is awaited the reply.
Claims (15)
1. the device that measuring probe is fixed in corona cage, it is characterised in that:
Described device is a cuboid fixture being vertically arranged, the upper and lower two ends of described fixture
Homonymy is symmetrically arranged with bool, is provided with boss and through described fixture in the middle part of its another side
The horizontal brace rod at center;
Described fixture (3), described bool (4) and described connecting rod (2) use polyphenyl
Ether and polystyrene are mixed with the ratio of 6:4;
A length of the 3.2~4.2cm of the X-direction of described fixture horizontal direction, and X-axis is same
A width of the 9.2 of horizontal plane and vertical with X-axis Y direction~10.2cm, vertical direction
A height of the 14.2 of Z-direction~15.2cm;
At the corner of the side that the described width of fixture Y direction and the height of Z-direction are formed
It is provided with four screws running through described fixture along X-direction;Described fixture Z-direction one
Two screws of end are rounded, and two screws of the other end are in the strip extended along Z-direction;
Bool (4) includes integrated first side plate of vertical transition and the second side plate;Institute
State the first side end and be provided with two circular screwhole sizes with described fixture one end and spacing
The most equal screw;
Described first side plate is solid with described by screw along the side of described fixture Y direction
Locking member (3) is vertically fixed, and described bool and described fixture form a groove structure.
A kind of device that measuring probe is fixed in corona cage,
It is characterized in that:
Described boss is high 3~the cylinder of the through hole being provided with fixing described connecting rod of 4cm, institute
Stating a diameter of the 5~6cm of through hole, described cylindrical wall thickness is 1~2cm.
A kind of device that measuring probe is fixed in corona cage,
It is characterized in that:
Connecting rod (2) is cylindric, and a length of the 100 of described connecting rod~110cm are described
The diameter of connecting rod is equal to the diameter of described boss through hole, and described connecting rod one end is positioned at corona cage
Inside, the other end is positioned at outside corona cage, and sets a band spiral shell being positioned at the one end outside corona cage
The connecting rod joint of stricture of vagina.
A kind of device that measuring probe is fixed in corona cage,
It is characterized in that:
The side of boss is provided with equidistant with described boss both ends of the surface along described boss diameter
Running through two circular screwholes of described boss, described boss fixes described connecting rod by screw,
The length of corona cage is stretched out by unclamping or tightening the described connecting rod of screw regulation.
A kind of device that measuring probe is fixed in corona cage,
It is characterized in that:
Described corona cage is long 70m, wide 22m, the rectangular structure of high 15m, described corona
The cage wall of cage is made up of wire netting, the Grid Edge a length of 9~11cm of described wire netting, forms institute
State wiry a diameter of the 4~5mm of metal grill.
A kind of device that measuring probe is fixed in corona cage,
It is characterized in that:
Fixture (3) is fixed on described metal grill by two bools (4), described
The tinsel of metal grill both sides is stuck in the groove being made up of fixture (3) and bool (4)
In.
A kind of device that measuring probe is fixed in corona cage,
It is characterized in that:
Described connecting rod bond diameter is equal to the screw internal diameter of The Cloud Terrace bottom, described connecting rod joint
Fix with the screw of described The Cloud Terrace bottom;Described The Cloud Terrace is by the fixing peace of the joint being located at its top
Dress measuring probe.
A kind of device that measuring probe is fixed in corona cage,
It is characterized in that:
Described measuring probe includes that round table-like base, one end are fixed with described base, the other end with
The cylinder external member that spheroid shape fan housing is fixing;Described base is co-axially mounted with described external member, institute
The major axis stating fan housing is positioned on the axis of described base.
A kind of device that measuring probe is fixed in corona cage,
It is characterized in that:
Described base center is provided with screw, the described measuring probe screw by described base center
Fix with The Cloud Terrace.
A kind of device that measuring probe is fixed in corona cage,
It is characterized in that:
Described external member uses aluminium alloy to make;Described external member is the metal tube of hollow, places in pipe
Audible noise microphone.
11. a kind of devices that measuring probe is fixed in corona cage,
It is characterized in that:
The employing of described fan housing is opened pore polyurethane foamed material and is made, wind noise of decaying under low wind speed
10~12 decibels.
12. a kind of devices that measuring probe is fixed in corona cage,
It is characterized in that:
Described The Cloud Terrace includes horizontal rotation structure, anyhow rotational structure and be located at described level rotation
Pitching rotational structure between rotation structure and anyhow rotational structure.
13. a kind of dresses that measuring probe is fixed in corona cage
Put, it is characterised in that:
Described horizontal rotation structure, described pitching rotational structure and described rotational structure anyhow are equal
Carry out rotating regulation by each self-corresponding detachable rotary handle.
14. a kind of dresses that measuring probe is fixed in corona cage
Put, it is characterised in that:
The bottom of described horizontal rotation structure is provided with graduated disc, and the bottom centre of described graduated disc sets
Screw, described The Cloud Terrace is had to be fixed with connecting rod joint by this screw.
15. a kind of dresses that measuring probe is fixed in corona cage
Put, it is characterised in that:
The described top of rotational structure anyhow is provided with removable Quick-mounting board, the top of described Quick-mounting board
Being provided with threaded joint, measuring probe is fixed with described The Cloud Terrace by this joint.
Priority Applications (1)
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CN201410147000.4A CN103901237B (en) | 2014-04-14 | 2014-04-14 | A kind of device that measuring probe is fixed in corona cage |
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CN201410147000.4A CN103901237B (en) | 2014-04-14 | 2014-04-14 | A kind of device that measuring probe is fixed in corona cage |
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CN103901237B true CN103901237B (en) | 2016-09-21 |
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CN110856091B (en) * | 2019-11-27 | 2021-02-12 | 湖南声仪测控科技有限责任公司 | Preamplifier for sound level meter |
CN113253075B (en) * | 2021-06-24 | 2021-09-24 | 广东电网有限责任公司中山供电局 | Monitoring device based on optical fiber sensor cable joint |
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CN2806244Y (en) * | 2005-06-20 | 2006-08-16 | 新科电子集团有限公司 | Fixing device |
CN101701102A (en) * | 2009-11-26 | 2010-05-05 | 苏州市科创聚合物有限公司 | High-electric breakdown strength modified polyphenyl ether and preparation process thereof |
CN201600389U (en) * | 2009-12-28 | 2010-10-06 | 珠海优特电力科技股份有限公司 | Sensor bracket |
TWM414532U (en) * | 2011-02-01 | 2011-10-21 | Star Telecom Ltd G | Strutting frame of monitor |
CN202794812U (en) * | 2012-09-17 | 2013-03-13 | 吉林省送变电工程公司 | Card expansion bracket for engineering digital camera card |
CN203178320U (en) * | 2013-03-28 | 2013-09-04 | 国家电网公司 | Fixing device of flexible optical current transformer |
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