CN113809640B - Parallel gap device of lightning protection insulator - Google Patents
Parallel gap device of lightning protection insulator Download PDFInfo
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- CN113809640B CN113809640B CN202111053404.3A CN202111053404A CN113809640B CN 113809640 B CN113809640 B CN 113809640B CN 202111053404 A CN202111053404 A CN 202111053404A CN 113809640 B CN113809640 B CN 113809640B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T4/00—Overvoltage arresters using spark gaps
- H01T4/10—Overvoltage arresters using spark gaps having a single gap or a plurality of gaps in parallel
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/14—Supporting insulators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/38—Fittings, e.g. caps; Fastenings therefor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T4/00—Overvoltage arresters using spark gaps
- H01T4/02—Details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T4/00—Overvoltage arresters using spark gaps
- H01T4/08—Overvoltage arresters using spark gaps structurally associated with protected apparatus
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
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Abstract
The invention relates to the technical field of electric power, in particular to a parallel gap device of a lightning protection insulator, which comprises: a cable; installing a bottom frame; the connecting block is fixed on the upper surface of the mounting underframe; the lower connecting ring is fixed on the upper surface of the connecting block; the skirt insulator is fixed on the inner side of the lower connecting ring; the connecting seat is arranged on one side, far away from the connecting block, of the skirt insulator; go up the go-between, go up the go-between and fix the lower surface at the connecting seat, the shirt rim insulator is fixed in the inboard of last go-between. According to the invention, through arranging the mounting underframe, the connecting block, the lower connecting ring, the skirt insulator, the connecting seat, the upper connecting ring, the adjusting plate, the supporting semi-ring, the pressing plate, the piercing needle, the mounting hole, the supporting frame and the guide rod, the device has the functions of discharge protection, multi-position discharge, adjustable parallel gap, bidirectional adjustment, quick mounting, quick dismounting and the like.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to a parallel gap device of a lightning protection insulator.
Background
Electric power is an energy source using electric energy as power. The discovery and use of electricity has raised a second industrial surge in the 70's of the 19 th century. The method becomes one of three scientific and technological revolution which occur in the world since the 18 th century of human history, and the science and technology changes the lives of people. The large-scale power system appearing in the 20 th century is one of the most important achievements in the history of human engineering science, and is a power generation and consumption system consisting of links of power generation, power transmission, power transformation, power distribution, power utilization and the like. The insulator is a special insulating control and can play an important role in an overhead transmission line. The insulator is mainly used for telegraph poles in early years, is gradually developed and hung at one end of a high-voltage wire connecting tower, is used for increasing creepage distance and is usually made of glass or ceramics, namely called as an insulator, and plays a role in drawing and supporting a wire in a power transmission line.
Lightning protection insulator among the prior art is hit by the thunder and lightning, can carry out arc discharge through parallel gap, with the protection cable, but present lightning protection insulator's parallel gap is fixed setting, no regulatory function, can't adjust the arc discharge gap according to the load capacity of cable, it is great because of the clearance easily, the condition of not discharging appears, can't play the guard action, the condition of frequent discharge can appear if the clearance is less, cause its life to be shorter, and do not have quick installation function, can't install the cable on lightning protection insulator fast, make the installation effectiveness lower, for this reason, we have proposed a lightning protection insulator's parallel gap device, be used for solving above-mentioned problem.
Disclosure of Invention
The invention aims to solve the problems that when a lightning protection insulator in the prior art is hit by lightning, arc discharge can be carried out through a parallel gap to protect a cable, but the parallel gap of the existing lightning protection insulator is fixedly arranged and has no adjusting function, the arc discharge gap cannot be adjusted according to the load capacity of the cable, the arc discharge gap cannot be protected easily due to the fact that the gap is large, and frequent discharge can occur if the gap is small, so that the lightning protection insulator is short in service life, has no quick installation function, cannot be quickly installed on the lightning protection insulator, and is low in installation efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
designing a parallel gap device of lightning protection insulator, includes:
a cable;
installing a bottom frame;
the connecting block is fixed on the upper surface of the mounting underframe;
the lower connecting ring is fixed on the upper surface of the connecting block;
the skirt insulator is fixed on the inner side of the lower connecting ring;
the connecting seat is arranged on one side, far away from the connecting block, of the skirt insulator;
the upper connecting ring is fixed on the lower surface of the connecting seat, and the skirt insulator is fixed on the inner side of the upper connecting ring;
a bidirectional adjusting device is arranged between the adjusting plate and the connecting seat, and an arc striking device is arranged between the adjusting plate and the connecting block;
the upper surface of the connecting seat is provided with a lower semicircular groove, the supporting semicircular ring is fixed on the inner side of the lower semicircular groove, and the cable can be detached on the inner side of the supporting semicircular ring;
the cable fixing device comprises a pressing plate, wherein an upper semicircular groove is formed in one side of the pressing plate, the cable can be detached from the inner side of the upper semicircular groove, a plurality of through holes are formed in the inner side of the upper semicircular groove, penetrating needles are fixedly arranged on the inner sides of the through holes, and a quick detaching device is arranged between the pressing plate and the connecting seat.
Preferably, a plurality of mounting holes are formed in one side of the mounting underframe.
Preferably, the bidirectional adjusting device comprises a support frame, the support frame is fixed on one side of the connecting seat, two guide rods are fixedly arranged on one side of the support frame, a first C-shaped frame is arranged on one side of the support frame, a second C-shaped frame is fixedly arranged on two sides, far away from the first C-shaped frame, of the support frame, the guide rods are respectively connected to the inner side of the second C-shaped frame in a sliding mode, an A threaded hole is formed in one side of the second C-shaped frame, an A bolt is arranged on the inner side of the A threaded hole in a threaded connection mode, a plurality of A locking holes are formed in one side of the guide rods, the A bolt can be detached from the inner side of the A locking holes, the adjusting plate can slide to the inner side of the first C-shaped frame, a B threaded hole is formed in one side of the first C-shaped frame, a B bolt is arranged on the inner side of the B threaded connection mode, a plurality of B locking holes are formed in one side of the adjusting plate, and the B bolt can be detached from the inner side of the B locking holes.
Preferably, a limiting plate is fixedly arranged on one side of the adjusting plate.
Preferably, the arc striking device comprises an arc striking plate, the arc striking plate is fixed on one side of the connecting block, a plurality of arc striking ball rods are fixedly arranged on one side of the arc striking plate, an arc discharging plate is fixedly arranged on one side of the adjusting plate, and a plurality of arc discharging ball rods are fixedly arranged on one side of the arc discharging plate.
Preferably, quick disconnect device includes L type frame, L type frame one side is equipped with the sliding plate, sliding plate one side, L type frame one side are all fixed and are equipped with two wedge, the both sides that the connector was kept away from mutually are all fixed and are equipped with the fixed block, two the both sides that fixed block one side and clamp plate were kept away from mutually all are equipped with the wedge groove, the wedge all slides respectively and can dismantle at the wedge inslot side, the fixed deflector that is equipped with in sliding plate one side, deflector one side is equipped with the guiding hole, but L type frame sliding connection is inboard at the guiding hole, L type frame one side is fixed and is equipped with the backup pad, backup pad one side is equipped with the through-hole, the through-hole inboard is equipped with the disconnect bolt, deflector one side is equipped with the disconnect screw hole, the disconnect bolt is inboard at disconnect screw hole through threaded connection.
Preferably, the outer side of the dismounting bolt is provided with a locknut through threaded connection.
Preferably, the inner side of the support semi-ring is fixedly provided with an anti-skid semi-ring pad, and the cable can be detached from the inner side of the anti-skid semi-ring pad.
The parallel gap device of the lightning protection insulator has the advantages that: through setting up installation chassis, connecting block, lower go-between, shirt rim insulator, connecting seat, last go-between, make it have the insulating support function, can insulate between cable and the installation chassis. The arc discharge protection device has the advantages that the arc discharge protection device has the functions of discharge protection and multi-position discharge by arranging the adjusting plate, the arc striking ball head rod, the arc discharge plate and the arc discharge ball head rod, and can perform arc discharge between the arc striking ball head rod and the arc discharge ball head rod to protect cables. Through setting up regulating plate, support frame, guide bar, first C type frame, second C type frame, A bolt, A locking hole, B bolt, B locking hole, limiting plate, make it have parallelly connected adjustable, the two-way regulatory function of clearance, adjustable striking bulb pole and the distance in the vertical direction between the discharge bulb pole to can adjust the clearance of discharging according to the load capacity of cable, can prevent the circumstances of not discharging and frequent discharge. Through setting up the puncture needle, can make and electrically conduct between connecting seat, the bulb pole of putting and the cable, ensure to discharge normally. Through setting up the connecting seat, supporting semi-ring, clamp plate, L type frame, sliding plate, wedge, fixed block, deflector, backup pad, disconnect bolt, locknut, make it have quick installation, dismantle the function fast, can install the cable fast, can improve the installation effectiveness, and when needs overhaul, change the cable, can dismantle the cable fast to can realize convenient to overhaul, change.
Drawings
Fig. 1 is a schematic front perspective view of a parallel gap device of a lightning protection insulator according to the present invention;
FIG. 2 is a schematic side sectional perspective view of a parallel gap device of a lightning protection insulator according to the present invention;
FIG. 3 is a schematic view of a portion of the enlarged structure of the area A in FIG. 2;
FIG. 4 is a schematic view of a partially enlarged structure of a region B in FIG. 2 according to the present invention;
FIG. 5 is a schematic front cut-away perspective view of a parallel gap device of a lightning protection insulator according to the present invention;
fig. 6 is a schematic top partially cut-away perspective view of a parallel gap device of a lightning protection insulator according to the present invention.
In the figure: the device comprises a cable 1, a mounting underframe 2, a connecting block 3, a lower connecting ring 4, a skirt insulator 5, a connecting block 6, an upper connecting ring 7, an adjusting plate 8, a support semi-ring 9, a pressing plate 10, a puncturing needle 11, a mounting hole 12, a support frame 13, a guide rod 14, a first C-shaped frame 15, a second C-shaped frame 16, a bolt 17A, a locking hole 18A, a bolt 19B, a locking hole 20B, a limiting plate 21, an arc striking plate 22, an arc striking ball rod 23, an arc striking plate 24, an arc striking ball rod 25, an arc striking ball rod 26L-shaped frame, a sliding plate 27, a wedge block 28, a fixing block 29, a guide plate 30, a support plate 31, a connecting bolt 32, a locknut 33 and an anti-skid semi-ring pad 34.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 6, a parallel gap device of a lightning protection insulator includes: a cable 1;
the installation chassis 2, one side of the installation chassis 2 is provided with a plurality of installation holes 12, so that the installation is convenient;
the connecting block 3 is fixed on the upper surface of the installation underframe 2;
the lower connecting ring 4 is fixed on the upper surface of the connecting block 3;
the skirt insulator 5 is fixed on the inner side of the lower connecting ring 4;
the connecting seat 6 is arranged on one side, far away from the connecting block 3, of the skirt insulator 5;
the upper connecting ring 7 is fixed on the lower surface of the connecting seat 6, and the skirt insulator 5 is fixed on the inner side of the upper connecting ring 7;
a bidirectional adjusting device is arranged between the adjusting plate 8 and the connecting seat 6, and an arc striking device is arranged between the adjusting plate 8 and the connecting block 3;
the upper surface of the connecting seat 6 is provided with a lower semicircular groove, the supporting semi-ring 9 is fixed on the inner side of the lower semicircular groove, and the cable 1 can be detached on the inner side of the supporting semi-ring 9;
the cable fixing device comprises a pressing plate 10, wherein an upper semicircular groove is formed in one side of the pressing plate 10, a cable 1 can be detached from the inner side of the upper semicircular groove, a plurality of through holes are formed in the inner side of the upper semicircular groove, piercing needles 11 are fixedly arranged on the inner sides of the through holes, and a quick detaching device is arranged between the pressing plate 10 and a connecting seat 6.
The bidirectional adjusting device comprises a support frame 13, the support frame 13 is fixed on one side of the connecting seat 6, two guide rods 14 are fixedly arranged on one side of the support frame 13, a first C-shaped frame 15 is arranged on one side of the support frame 13, a second C-shaped frame 16 is fixedly arranged on two sides, away from the first C-shaped frame 15, of the support frame 14, the guide rods 14 are respectively connected to the inner side of the second C-shaped frame 16 in a sliding mode, an A threaded hole is formed in one side of the second C-shaped frame 16, an A bolt 17 is connected to the inner side of the A threaded hole in a threaded mode, a plurality of A locking holes 18 are formed in one side of each guide rod 14, the A bolts 17 can be detached from the inner side of each A locking hole 18, the adjusting plate 8 can slide to the inner side of the first C-shaped frame 15, a B threaded hole is formed in one side of the first C-shaped frame 15, a B bolt 19 is connected to the inner side of the B threaded hole in a threaded mode, a plurality of B locking holes 20 are formed in one side of the adjusting plate 8, and the B bolt 19 can be detached from the inner side of the B locking holes 20.
A limit plate 21 is fixedly arranged on one side of the adjusting plate 8.
The arc striking device comprises an arc striking plate 22, the arc striking plate 22 is fixed on one side of the connecting block 3, a plurality of arc striking ball head rods 23 are fixedly arranged on one side of the arc striking plate 22, an arc discharge plate 24 is fixedly arranged on one side of the adjusting plate 8, and a plurality of arc discharge ball head rods 25 are fixedly arranged on one side of the arc discharge plate 24.
Quick disconnect device includes L type frame 26, L type frame 26 one side is equipped with sliding plate 27, sliding plate 27 one side, L type frame 26 one side all is fixed and is equipped with two wedge blocks 28, the both sides that connecting seat 6 kept away from mutually all are fixed and are equipped with fixed block 29, the both sides that two fixed block 29 one side and clamp plate 10 kept away from mutually all are equipped with the wedge groove, wedge block 28 all slides respectively and can dismantle at the wedge inslot side, sliding plate 27 one side is fixed and is equipped with deflector 30, deflector 30 one side is equipped with the guiding hole, but L type frame 26 sliding connection is inboard at the guiding hole, L type frame 26 one side is fixed and is equipped with backup pad 31, backup pad 31 one side is equipped with the through-hole, the through-hole inboard is equipped with disconnect bolt 32, deflector 30 one side is equipped with the disconnect screw hole, disconnect bolt 32 is inboard at disconnect screw hole through threaded connection.
The outside of the dismounting bolt 32 is provided with a locknut 33 through screw connection.
The inner side of the support semi-ring 9 is fixedly provided with an anti-skid semi-ring pad 34, and the cable 1 can be detached from the inner side of the anti-skid semi-ring pad 34.
When in use, the invention:
through setting up installation chassis 2, connecting block 3, lower go-between 4, shirt rim insulator 5, connecting seat 6, last go-between 7, make it have the insulating support function, can insulate between cable 1 and the installation chassis 2.
Through setting up regulating plate 8, striking plate 22, striking bulb pole 23, putting the arc plate 24, putting the arc bulb pole 25, make it have discharge protection, many places discharge function, can carry out arc discharge between striking bulb pole 23 and the arc bulb pole 25, protect cable 1, during concrete implementation: when the cable 1 is struck by lightning, electric charge on the cable 1 can greatly increased, electric charge will form electric arc between striking bulb pole 23 and arc discharge bulb pole 25 this moment, electric charge on the cable 1 is transmitted to the pole through installation chassis 2, then transmit to ground, accomplish arc discharge, and then can protect cable 1, and can carry out the multiple discharge, even certain striking bulb pole 23 or arc discharge bulb pole 25 take place to damage, also can carry out arc discharge through other positions, make it have higher reliability.
Through setting up regulating plate 8, support frame 13, guide bar 14, first C type frame 15, second C type frame 16, A bolt 17, A locking hole 18, B bolt 19, B locking hole 20, limiting plate 21, it is adjustable to make it have parallel clearance, two-way regulatory function, adjustable striking bulb 23 and the last distance of horizontal direction and vertical direction between the bulb 25 of arcing, thereby can adjust the clearance of discharging according to the load capacity of cable 1, can prevent the condition of not discharging and frequent discharge, during the concrete implementation: because the diameter and the material of cable are different, so the electric charge amount that every cable can bear is also all inequality, so need be according to the load capacity of cable, adjust the discharge clearance, satisfy the requirement of discharging of each cable, when the position of putting arc bulb pole 25 is put to needs vertical adjustment, only need pull down B bolt 19, then stimulate regulating plate 8 from top to bottom, change its height of locating, can put arc bulb pole 25 to the regulation and carry out vertical adjustment, and after the regulation is accomplished, be connected to in B locking hole 20 with B bolt 19, can accomplish the locking, when the position of putting arc bulb pole 25 is put to needs horizontal adjustment, with vertical adjustment is the same reason, thereby can realize two-way clearance adjustment.
Through setting up puncture needle 11, can make between connecting seat 6, the arc discharge bulb pole 25 and the cable 1 electrically conduct, ensure to discharge normally.
Through setting up connecting seat 6, support semi-ring 9, clamp plate 10, L type frame 26, sliding plate 27, wedge 28, fixed block 29, deflector 30, backup pad 31, disconnect bolt 32, lock nut 33, make it have quick installation, quick dismantlement function, can install cable 1 fast, can improve the installation effectiveness, and when needs overhaul cable 1, change, can dismantle cable 1 fast to can realize convenient to overhaul, change. In the specific implementation: when the cable 1 needs to be installed, the cable 1 only needs to be placed between the anti-skidding semi-ring pad 34 and the pressing plate 10, then the L-shaped frame 26 and the sliding plate 27 are buckled on the pressing plate 10, the wedge block 28 is connected into the shoe-shaped groove, then the dismounting bolt 32 is screwed down, the installation can be completed, when the cable 1 needs to be dismounted, the dismounting can be completed only by dismounting the dismounting bolt 32, therefore, only one dismounting bolt 32 needs to be screwed, the cable 1 can be installed or dismounted, and the quick installation and the quick dismounting can be realized.
Claims (1)
1. The utility model provides a parallel gap device of lightning protection insulator which characterized in that includes:
a cable (1);
mounting the chassis (2);
the connecting block (3) is fixed on the upper surface of the mounting underframe (2);
the lower connecting ring (4), the lower connecting ring (4) is fixed on the upper surface of the connecting block (3);
the skirt insulator (5) is fixed on the inner side of the lower connecting ring (4);
the connecting seat (6), the connecting seat (6) is arranged on one side of the skirt insulator (5) far away from the connecting block (3);
the upper connecting ring (7) is fixed on the lower surface of the connecting seat (6), and the skirt insulator (5) is fixed on the inner side of the upper connecting ring (7);
a bidirectional adjusting device is arranged between the adjusting plate (8) and the connecting seat (6), and an arc striking device is arranged between the adjusting plate (8) and the connecting block (3);
the upper surface of the connecting seat (6) is provided with a lower semicircular groove, the supporting semicircular groove (9) is fixed on the inner side of the lower semicircular groove, and the cable (1) can be detached from the inner side of the supporting semicircular groove (9);
the cable fixing device comprises a pressing plate (10), wherein an upper semicircular groove is formed in one side of the pressing plate (10), the cable (1) can be detached from the inner side of the upper semicircular groove, a plurality of through holes are formed in the inner side of the upper semicircular groove, puncturing needles (11) are fixedly arranged on the inner sides of the through holes, and a quick disconnecting device is arranged between the pressing plate (10) and a connecting seat (6);
a plurality of mounting holes (12) are formed in one side of the mounting underframe (2);
the bidirectional adjusting device comprises a supporting frame (13), the supporting frame (13) is fixed on one side of the connecting seat (6), two guide rods (14) are fixedly arranged on one side of the supporting frame (13), a first C-shaped frame (15) is arranged on one side of the supporting frame (13), a second C-shaped frame (16) is fixedly arranged on two sides, far away from the first C-shaped frame (15), of the supporting frame (13), the guide rods (14) are respectively connected to the inner side of the second C-shaped frame (16) in a sliding mode, an A threaded hole is formed in one side of the second C-shaped frame (16), an A bolt (17) is arranged on the inner side of the A threaded hole in a threaded connection mode, a plurality of A locking holes (18) are formed in one side of the guide rods (14), the A bolt (17) can be detached to the inner side of the A locking holes (18), the adjusting plate (8) can be connected to the inner side of the first C-shaped frame (15) in a sliding mode, a B threaded hole is formed in one side of the first C-shaped frame (15), a B bolt (19) is connected to the inner side of the B locking holes (20);
a limiting plate (21) is fixedly arranged on one side of the adjusting plate (8);
the arc striking device comprises an arc striking plate (22), the arc striking plate (22) is fixed on one side of the connecting block (3), a plurality of arc striking ball head rods (23) are fixedly arranged on one side of the arc striking plate (22), an arc releasing plate (24) is fixedly arranged on one side of the adjusting plate (8), and a plurality of arc releasing ball head rods (25) are fixedly arranged on one side of the arc releasing plate (24);
the quick disconnecting device comprises an L-shaped frame (26), a sliding plate (27) is arranged on one side of the L-shaped frame (26), two wedge blocks (28) are fixedly arranged on one side of the sliding plate (27) and one side of the L-shaped frame (26), fixed blocks (29) are fixedly arranged on two sides, far away from the connecting seat (6), of the two fixed blocks (29), wedge grooves are formed in two sides, far away from the pressing plate (10), of one side of each wedge block (28), the wedge blocks are respectively and slidably arranged on the inner sides of the wedge grooves, a guide plate (30) is fixedly arranged on one side of the sliding plate (27), a guide hole is formed in one side of the guide plate (30), the L-shaped frame (26) is slidably connected to the inner side of the guide hole, a support plate (31) is fixedly arranged on one side of the L-shaped frame (26), a through hole is formed in one side of the support plate (31), a disconnecting bolt (32) is arranged on the inner side of the guide plate (30), and the disconnecting bolt (32) is connected to the inner side of the disconnecting screw hole through threads;
the outer side of the dismounting bolt (32) is provided with a locknut (33) through threaded connection;
the inner side of the support semi-ring (9) is fixedly provided with an anti-skid semi-ring pad (34), and the cable (1) can be detached from the inner side of the anti-skid semi-ring pad (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111053404.3A CN113809640B (en) | 2021-09-09 | 2021-09-09 | Parallel gap device of lightning protection insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111053404.3A CN113809640B (en) | 2021-09-09 | 2021-09-09 | Parallel gap device of lightning protection insulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113809640A CN113809640A (en) | 2021-12-17 |
| CN113809640B true CN113809640B (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111053404.3A Active CN113809640B (en) | 2021-09-09 | 2021-09-09 | Parallel gap device of lightning protection insulator |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104184047A (en) * | 2014-09-11 | 2014-12-03 | 泉州亿兴电力有限公司 | Parallel gap lightning protection device |
| CN204333600U (en) * | 2015-02-02 | 2015-05-13 | 国家电网公司 | A kind of lightning protection device of high voltage supply circuit |
| CN205488999U (en) * | 2016-03-18 | 2016-08-17 | 国网江西省电力公司南昌供电分公司 | Lightning protection device striking pole mounting bracket |
| CN209658864U (en) * | 2019-01-23 | 2019-11-19 | 国网浙江省电力有限公司建设分公司 | A kind of work transmission line lightning protection device high-field electrode fixed structure |
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2021
- 2021-09-09 CN CN202111053404.3A patent/CN113809640B/en active Active
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| CN113809640A (en) | 2021-12-17 |
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