CN105023658A - Lightning protection triple tension insulator string - Google Patents
Lightning protection triple tension insulator string Download PDFInfo
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- CN105023658A CN105023658A CN201510518352.0A CN201510518352A CN105023658A CN 105023658 A CN105023658 A CN 105023658A CN 201510518352 A CN201510518352 A CN 201510518352A CN 105023658 A CN105023658 A CN 105023658A
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Abstract
The invention provides a lightning protection triple tension insulator string, which is light in structure, optimal in stress state, convenient to install and capable of tolerating lightning short-circuit current and is excellent in performance. The lightning protection triple tension insulator string comprises insulators and tension wire clamps, and is characterized in that the three insulators are arranged in an equilateral triangle mode, wherein the upper layer is provided with two insulators, and the lower layer is provided with one insulator; one ends of the three insulators are connected with three ball head hanging rings respectively, the three ball head hanging rings are connected at one side of a one-to-triple plate, the other side of the one-to-triple plate is sequentially connected to a single-to-double parallel hanging plate and a right-angle hanging plate; the other ends of the three insulators are connected with three socket hanging plates respectively, the three socket hanging plates are connected at one side of a triple-to-triple plate respectively, and each end of the other side of the triple-to-triple plate is sequentially connected to a double-to-single corner hanging plate, a single-to-double parallel hanging plate, an adjustable hanging plate and the tension wire clamp. The whole hardware fitting string is simple in structure and convenient to install, and the string type structure meets the requirements of reliability, safety, flexible rotation, and abilities of not touching or being blocked under various operating conditions.
Description
Technical field
The present invention relates to insulator hardware string used for transmission line, be specifically related to a kind of anti-lightning strike triple strain insulator string.
Background technology
China usually adopts the wire serial type of binary fission wire or quadripartion arrangement in 330KV-500KV circuit.But due to the continuous deterioration of natural environment, the power outage caused that is struck by lightning still happens occasionally.
The triple strain insulator string that the application number Chinese patent that to be " 200910167678.8 " patent name be " triple strain insulator string for ultra-high voltage transmission line " is announced, one end difference connecting ball head link in turn of three insulators, adjustment plate, U-shaped link and hardware, the other end of three insulators respectively through socket-clevis eye be hinged on two two become three yoke plates connect firmly on body, two become four yoke plates through two link plates be fixed on two two become three yoke plates connect firmly on body, yoke plate is fixed on two change four yoke plates through right angle link plate, identical hardware string is connected along on six eyelets of same circumference uniform distribution with on the yoke plate of the six-multiple conductor that fixes.This technical scheme has more reasonable structure, each connection accepts evenly, it is reliable to connect, the advantage that constructability is installed, but its anti-lightning strike effect is not remarkable.
Summary of the invention
The present invention is directed to above problem, provide optimum, the easy for installation and anti-lightning strike triple strain insulator string of the superior performance of tolerance thunderbolt short circuit current of a kind of light structure, stress.
Technical scheme of the present invention is: comprise insulator (14) and strain clamp (13), described insulator (14) is three, and three insulators (14) become equilateral triangle to arrange, upper strata two is gone here and there, and lower floor is a string;
One end of three insulators (14) is connected with three ball-eyes (4) respectively, it is side that three ball-eyes (4) are connected to one one change three yoke plates (3), and described one opposite side becoming three yoke plates (3) is connected with monotropic two parallel link plate (2) and right angle link plate (1) in turn;
The other end of three insulators (14) is connected with three socket-clevis eyes (7) respectively, three socket-clevis eyes (7) are connected to the side that three becomes three yoke plates (8), and the described three often ends becoming the opposite side of three yoke plates (8) connect the single corner link plate (10) of two change, monotropic two parallel link plate (11), adjustable link plate (12) and strain clamp (13) successively;
Two ball-eyes (4) of the upside of a change three yoke plates (3) are provided with two arcing horns (5), in three tops becoming three yoke plates (8), shading ring (9) are installed.
Described socket-clevis eye (7) is provided with and recruits arc ring (6).
Described adjustable link plate (12) adjustable length.
Described monotropic two parallel link plate (2) can rotate the angle of 0 ~ 6 ° on the right side of the bolt of right angle link plate (1).
Described one becomes three yoke plates (3) comprises assembly one (31) and assembly two (32), described assembly one (31) is isosceles triangle plate, the middle part of described isosceles triangle plate is provided with detent one (311), and the two ends of described isosceles triangle are provided with hanging point stress hole one (312) and hanging point stress hole two (313);
Described assembly two (32) is right-angled trapezium plate, the right-angle side of described right-angled trapezium plate is provided with positioning boss one (321), the side of described right-angled trapezium plate is provided with hanging point stress hole three (322), the top of opposite side is provided with live line working hole one (323), and bottom is provided with hanging point stress hole four (324);
Described assembly one (31) and described assembly two (32) are fixedly connected into T-shaped by described detent one (311) and described positioning boss one (321).
Described three become three yoke plates (8) comprises assembly three (81) and assembly four (82), described assembly three (81) is right-angled trapezium plate, the top of the right-angle side of described right-angled trapezium plate is provided with positioning boss two (811), two trapezoidal angles of the trapezoidal side of described right-angled trapezium plate are provided with stress hole five (812) and stress hole six (813), and the upper end bilateral symmetry of described trapezoidal plate is provided with two live line working holes two (814);
Described assembly four (82) is equicrural ladder plate, the middle part of described equicrural ladder plate is provided with the detent two (821) adaptive with described positioning boss two (811), and the bilateral symmetry of described detent two (821) is provided with two grading ring installing holes (822); Four angles of described isosceles trapezoid are respectively equipped with stress hole seven (823), stress hole eight (824), stress hole nine (825) and stress hole ten (826);
Described assembly three (81) and described assembly four (82) are fixedly connected into T-shaped by positioning boss two (811) and detent two (821).
Described arcing horn (5) comprise bar-shaped body (51), tabular cover plate (52) and only bolt to give up the throne steel disc (53), one end of described body (51) is provided with lightning discharge spheroid (511), the other end is platy structure, the side of described platy structure is provided with groove three (512), is also provided with screwed hole one above;
The one side of described cover plate (52) is provided with strengthens boss (521), and another side is provided with groove four (522), and the middle part of described cover plate (52) is also provided with screwed hole two;
Described screwed hole one is identical with the aperture of described screwed hole two;
The give up the throne centre of steel disc (53) of described only bolt is provided with a hole, and both sides respectively can the wing of bending with one;
Described bolt (54) is fixedly connected with body (51) and cover plate (52) by the give up the throne hole of steel disc (53), screwed hole one of described only bolt with screwed hole two successively.
The invention has the beneficial effects as follows: integrin hardware string structure is simple, easy for installation, the requirement do not blocked flexibly, is not touched in reliable and secure under meeting various operating mode, rotation.Arcing horn and the requirement of recruiting arc ring can bear the short circuit current 40KA/S that is struck by lightning, recruit arc ring all to press the voltage's distribiuting of every root insulator in addition, the effect of shielding corona and radio interference.Shading ring can shield corona and the radio interference of all gold utensils exposed of unprotect side.
Accompanying drawing explanation
Fig. 1 is front view of the present invention,
Fig. 2 is the vertical view of Fig. 1,
Fig. 3 is the maximum angle situation map at X place in Fig. 1,
Fig. 4 is the front view that the present invention one becomes three yoke plates,
Fig. 5 is the vertical view of Fig. 4,
Fig. 6 is the left view of Fig. 4,
Fig. 7 is the front view of arcing horn of the present invention,
Fig. 8 is the vertical view of Fig. 7,
Fig. 9 is the front view that the present invention three becomes three yoke plates,
Figure 10 is the right view of Fig. 9,
Figure 11 is the vertical view of Fig. 9,
In figure, 1 is right angle link plate, 2 is monotropic two parallel link plates, 3 is change three yoke plates, 31 is assemblies one, 311 is detents one, 312 is hanging point stress holes one, 313 is hanging point stress holes two, 32 is assemblies two, 321 is positioning boss one, 322 is hanging point stress holes three, 323 is live line working holes one, 324 is hanging point stress holes four, 4 is ball-eyes, 5 is arcing horns, 51 is bodies, 511 is lightning discharge spheroids, 512 is grooves three, 52 is cover plates, 521 is strengthen boss, 522 is grooves four, 53 is that only bolt is given up the throne steel disc, 54 is bolts, 6 is recruit arc ring, 7 is socket-clevis eyes, 8 is three change three yoke plates, 81 is assemblies three, 811 is positioning boss two, 812 is stress holes five, 813 is stress holes six, 814 is live line working holes two, 82 is assemblies four, 821 is detents two, 822 is grading ring installing holes, 823 is stress holes seven, 824 is stress holes eight, 825 is stress holes nine, 826 is stress holes ten, 9 is shading rings, 10 is the single corner link plates of two change, 11 is monotropic two parallel link plates, 12 is adjustable link plates, 13 is strain clamps, 14 is insulators 14.
Embodiment
The present invention as shown in Figure 1, 2, comprises insulator 14 and strain clamp 13, and described insulator 14 is three, three 14 one-tenth, insulator equilateral triangles are arranged, upper strata two is gone here and there, and lower floor is a string, ensure that insulator is when rain drop erosion, the mud layer that insulator upper punch is got off can not affect other insulator; When there is ice damage or freezing fog weather, because the distance between three insulators is the longest, the bridge joint between insulator string can be hindered, the phenomenons such as ice sudden strain of a muscle, mist sudden strain of a muscle occur; After having an insulator to rupture, another two insulators can ensure the operation of line security, and another two insulators can not collide or affect the interference phenomenon of operation, and the accidents such as broken string or tripping operation can not occur.
One end of three insulators 14 is connected with three ball-eyes 4 respectively, and it is sides that three ball-eyes 4 are connected to one one change three yoke plates 3, and described one opposite side becoming three yoke plates 3 is connected with monotropic two parallel link plate 2 and right angle link plate 1 in turn;
The other end of three insulators 14 is connected with three socket-clevis eyes 7 respectively, three socket-clevis eyes 7 are connected to the side that three becomes three yoke plates 8, and the described three often ends becoming the opposite side of three yoke plates 8 connect the single corner link plate 10 of two change, monotropic two parallel link plate 11, adjustable link plate 12 and strain clamp 13 successively;
Two ball-eyes 4 of the upside of change three yoke plates 3 are provided with two arcing horns 5, and become above three yoke plates 8 three and install shading ring 9, shading ring 9 can shield corona and the radio interference of all gold utensils exposed of unprotect side.
Described socket-clevis eye 7 is provided with and recruits arc ring 6, arcing horn and the requirement of recruiting arc ring can bear the short circuit current 40KA/S that is struck by lightning, recruit arc ring all to press the voltage's distribiuting of every root insulator in addition, the effect of shielding corona and radio interference.
Described adjustable link plate 12 adjustable length.
Described monotropic two parallel link plate 2 can rotate the angle (as shown in Figure 3) of 0 ~ 6 ° on the right side of the bolt of right angle link plate 1, the present invention is connected with hardware by right angle link plate, namely insulator string hardware of can having mercy on forwards the angle of 0 ~ 6 ° to, varied rigid connection is for flexibly connecting, rotate flexibly, can the bad weathers such as strong wind be adapted to, improve useful life of the present invention.
As Figure 4-Figure 6, described one becomes three yoke plates 3 comprises assembly 1 and assembly 2 32, described assembly 1 is isosceles triangle plate, and the middle part of described isosceles triangle plate is provided with detent 1, and the two ends of described isosceles triangle are provided with hanging point stress hole 1 and hanging point stress hole 2 313;
Described assembly 2 32 is right-angled trapezium plate, the right-angle side of described right-angled trapezium plate is provided with positioning boss 1, the side of described right-angled trapezium plate is provided with hanging point stress hole 3 322, and the top of opposite side is provided with live line working hole 1, and bottom is provided with hanging point stress hole 4 324;
Described assembly 1 and described assembly 2 32 are fixedly connected into T-shaped by described detent 1 and described positioning boss 1.
Described one becomes tripartition T-shaped yoke plate 3 is connected with monotropic two parallel link plate 2 by hanging point stress hole 3 322, and hanging point stress hole 1, hanging point stress hole 2 313 and hanging point stress hole 4 324 are connected with three ball-eyes 4 respectively.
As shown in figs. 9-11, described three become three yoke plates 8 comprises assembly 3 81 and assembly 4 82, described assembly 3 81 is right-angled trapezium plate, the top of the right-angle side of described right-angled trapezium plate is provided with positioning boss 2 811, two trapezoidal angles of the trapezoidal side of described right-angled trapezium plate are provided with stress hole 5 812 and stress hole 6 813, and the upper end bilateral symmetry of described trapezoidal plate is provided with two live line working holes 2 814;
Described assembly 4 82 is equicrural ladder plate, and the middle part of described equicrural ladder plate is provided with the detent 2 821 with described positioning boss 2 811 adaptation, and the bilateral symmetry of described detent 2 821 is provided with two grading ring installing holes 822; Four angles of described isosceles trapezoid are respectively equipped with stress hole 7 823, stress hole 8 824, stress hole 9 825 and stress hole 10;
Described assembly 3 81 and described assembly 4 82 are fixedly connected into T-shaped by positioning boss 2 811 and detent 2 821.
Stress hole 6 813, the stress hole 9 825 of three change tripartition T-shaped yoke plates 8 are connected with three socket-clevis eyes 7 respectively with stress hole 10, then connecting insulator 14, stress hole 5 812, stress hole 7 823 and stress hole 8 824 become single corner link plate 10 with three pairs respectively and are connected.
As Figure 7-8, described arcing horn 5 comprise bar-shaped body 51, tabular cover plate 52 and only bolt to give up the throne steel disc 53, one end of described body 51 is provided with lightning discharge spheroid 511, and the other end is platy structure, the side of described platy structure is provided with groove 3 512, is also provided with screwed hole one above;
The one side of described cover plate 52 is provided with strengthens boss 521, and another side is provided with groove 4 522, and the middle part of described cover plate 52 is also provided with screwed hole two;
Described screwed hole one is identical with the aperture of described screwed hole two;
The give up the throne centre of steel disc 53 of described only bolt is provided with a hole, and both sides respectively can the wing of bending with one;
Described bolt 54 is fixedly connected with body 51 and cover plate 52 by the give up the throne hole of steel disc 53, screwed hole one of described only bolt with screwed hole two successively.
Described arcing horn 5 coordinates with ball-eye 4 when installing on the line (ball-eye 4 and the connecting portion of arcing horn 5 are arranged in the accommodation space that groove 3 512 and groove 4 522 formed), last more only bolt to be given up the throne steel disc 53 each bending 90 degree to direction, both sides, side stops the rotation of 54, bolt, opposite side stops the rotation of bolt head by the tabular side of arcing horn body 51, reaches and does not install plain washer and spring washer and can reach the effect stoping bolt 4 loosening.
The present invention can adapt to the strain insulator string of all tonnage insulators three, and integrin hardware string structure is simple, easy for installation, and the requirement do not blocked flexibly, is not touched in reliable and secure under meeting various operating mode, rotation.
Claims (7)
1. an anti-lightning strike triple strain insulator string, comprise insulator (14) and strain clamp (13), it is characterized in that, described insulator (14) is three, and three insulators (14) become equilateral triangle to arrange, upper strata two is gone here and there, and lower floor is a string;
One end of three insulators (14) is connected with three ball-eyes (4) respectively, it is side that three ball-eyes (4) are connected to one one change three yoke plates (3), and described one opposite side becoming three yoke plates (3) is connected with monotropic two parallel link plate (2) and right angle link plate (1) in turn;
The other end of three insulators (14) is connected with three socket-clevis eyes (7) respectively, three socket-clevis eyes (7) are connected to the side that three becomes three yoke plates (8), and the described three often ends becoming the opposite side of three yoke plates (8) connect the single corner link plate (10) of two change, monotropic two parallel link plate (11), adjustable link plate (12) and strain clamp (13) successively;
Two ball-eyes (4) of the upside of a change three yoke plates (3) are provided with two arcing horns (5), in three tops becoming three yoke plates (8), shading ring (9) are installed.
2. the anti-lightning strike triple strain insulator string of one according to claim 1, is characterized in that, described socket-clevis eye (7) is provided with and recruits arc ring (6).
3. the anti-lightning strike triple strain insulator string of one according to claim 1, is characterized in that, described adjustable link plate (12) adjustable length.
4. the anti-lightning strike triple strain insulator string of one according to claim 1, is characterized in that, described monotropic two parallel link plate (2) can rotate the angle of 0 ~ 6 ° on the right side of the bolt of right angle link plate (1).
5. the anti-lightning strike triple strain insulator string of one according to claim 1, it is characterized in that, described one becomes three yoke plates (3) comprises assembly one (31) and assembly two (32), described assembly one (31) is isosceles triangle plate, the middle part of described isosceles triangle plate is provided with detent one (311), and the two ends of described isosceles triangle are provided with hanging point stress hole one (312) and hanging point stress hole two (313);
Described assembly two (32) is right-angled trapezium plate, the right-angle side of described right-angled trapezium plate is provided with positioning boss one (321), the side of described right-angled trapezium plate is provided with hanging point stress hole three (322), the top of opposite side is provided with live line working hole one (323), and bottom is provided with hanging point stress hole four (324);
Described assembly one (31) and described assembly two (32) are fixedly connected into T-shaped by described detent one (311) and described positioning boss one (321).
6. the anti-lightning strike triple strain insulator string of one according to claim 1, it is characterized in that, described three become three yoke plates (8) comprises assembly three (81) and assembly four (82), described assembly three (81) is right-angled trapezium plate, the top of the right-angle side of described right-angled trapezium plate is provided with positioning boss two (811), two trapezoidal angles of the trapezoidal side of described right-angled trapezium plate are provided with stress hole five (812) and stress hole six (813), and the upper end bilateral symmetry of described trapezoidal plate is provided with two live line working holes two (814);
Described assembly four (82) is equicrural ladder plate, the middle part of described equicrural ladder plate is provided with the detent two (821) adaptive with described positioning boss two (811), and the bilateral symmetry of described detent two (821) is provided with two grading ring installing holes (822); Four angles of described isosceles trapezoid are respectively equipped with stress hole seven (823), stress hole eight (824), stress hole nine (825) and stress hole ten (826);
Described assembly three (81) and described assembly four (82) are fixedly connected into T-shaped by positioning boss two (811) and detent two (821).
7. the anti-lightning strike triple strain insulator string of one according to claim 1, it is characterized in that, described arcing horn (5) comprise bar-shaped body (51), tabular cover plate (52) and only bolt to give up the throne steel disc (53), one end of described body (51) is provided with lightning discharge spheroid (511), the other end is platy structure, the side of described platy structure is provided with groove three (512), is also provided with screwed hole one above;
The one side of described cover plate (52) is provided with strengthens boss (521), and another side is provided with groove four (522), and the middle part of described cover plate (52) is also provided with screwed hole two;
Described screwed hole one is identical with the aperture of described screwed hole two;
The give up the throne centre of steel disc (53) of described only bolt is provided with a hole, and both sides respectively can the wing of bending with one;
Described bolt (54) is fixedly connected with body (51) and cover plate (52) by the give up the throne hole of steel disc (53), screwed hole one of described only bolt with screwed hole two successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510518352.0A CN105023658B (en) | 2015-08-21 | 2015-08-21 | A kind of anti-lightning strike triple strain insulator string |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510518352.0A CN105023658B (en) | 2015-08-21 | 2015-08-21 | A kind of anti-lightning strike triple strain insulator string |
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| Publication Number | Publication Date |
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| CN105023658A true CN105023658A (en) | 2015-11-04 |
| CN105023658B CN105023658B (en) | 2016-09-21 |
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| CN201510518352.0A Active CN105023658B (en) | 2015-08-21 | 2015-08-21 | A kind of anti-lightning strike triple strain insulator string |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110047630A (en) * | 2019-06-03 | 2019-07-23 | 江苏天南电力器材有限公司 | Insulator tripartition wire tension-resistant string |
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| JPH06162846A (en) * | 1992-11-20 | 1994-06-10 | Nippon Katan Kk | Large bundle diameter 6-conductor 3-string strain insulator device |
| CN201438396U (en) * | 2009-06-29 | 2010-04-14 | 中国电力工程顾问集团公司 | Double I-shaped and V-shaped strain insulator strings for ultra-high voltage substation |
| CN202352425U (en) * | 2011-12-08 | 2012-07-25 | 湖州泰仑电力器材有限公司 | Strain insulator strings |
| JP2012195135A (en) * | 2011-03-16 | 2012-10-11 | Asahi Tec Tdm Co Ltd | Insulator device |
| CN103871693A (en) * | 2014-03-05 | 2014-06-18 | 国家电网公司 | 550 kN trigeminy V-shaped pendent insulator string for UHV (Ultra High Voltage) transmission line |
| CN204516501U (en) * | 2015-02-05 | 2015-07-29 | 广州鑫源恒业电力线路器材股份有限公司 | A kind of double sheet power composite insulator string |
| CN204904933U (en) * | 2015-08-21 | 2015-12-23 | 江苏双汇孚泰电气有限公司 | Trigeminy strain insulator string is hit in lightning protection |
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2015
- 2015-08-21 CN CN201510518352.0A patent/CN105023658B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06162846A (en) * | 1992-11-20 | 1994-06-10 | Nippon Katan Kk | Large bundle diameter 6-conductor 3-string strain insulator device |
| CN201438396U (en) * | 2009-06-29 | 2010-04-14 | 中国电力工程顾问集团公司 | Double I-shaped and V-shaped strain insulator strings for ultra-high voltage substation |
| JP2012195135A (en) * | 2011-03-16 | 2012-10-11 | Asahi Tec Tdm Co Ltd | Insulator device |
| CN202352425U (en) * | 2011-12-08 | 2012-07-25 | 湖州泰仑电力器材有限公司 | Strain insulator strings |
| CN103871693A (en) * | 2014-03-05 | 2014-06-18 | 国家电网公司 | 550 kN trigeminy V-shaped pendent insulator string for UHV (Ultra High Voltage) transmission line |
| CN204516501U (en) * | 2015-02-05 | 2015-07-29 | 广州鑫源恒业电力线路器材股份有限公司 | A kind of double sheet power composite insulator string |
| CN204904933U (en) * | 2015-08-21 | 2015-12-23 | 江苏双汇孚泰电气有限公司 | Trigeminy strain insulator string is hit in lightning protection |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110047630A (en) * | 2019-06-03 | 2019-07-23 | 江苏天南电力器材有限公司 | Insulator tripartition wire tension-resistant string |
| CN110047630B (en) * | 2019-06-03 | 2024-05-24 | 江苏天南电力股份有限公司 | Tension string of three split conductors of insulator |
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| CN105023658B (en) | 2016-09-21 |
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Address after: 225200 Yangzhou Industrial Zone, Jiangdu District, Jiangsu, Longgang Patentee after: Yangzhou Futai Electric Co., Ltd. Address before: 225200 Yangzhou Industrial Zone, Jiangdu District, Jiangsu, Longgang Patentee before: Jiangsu Shuan Hui Fu Tai Electric Applicance Co., Ltd |