CN105552801A - Windage yaw defending method and device of power transmission line - Google Patents
Windage yaw defending method and device of power transmission line Download PDFInfo
- Publication number
- CN105552801A CN105552801A CN201610080734.4A CN201610080734A CN105552801A CN 105552801 A CN105552801 A CN 105552801A CN 201610080734 A CN201610080734 A CN 201610080734A CN 105552801 A CN105552801 A CN 105552801A
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- insulating bar
- windage
- power transmission
- wire
- bar
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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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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention provides a windage yaw defending method and device of a power transmission line. The windage yaw defending method of the power transmission line is used for ensuring that a lead wire and a tower are kept at a sufficient safe distance. An insulated stop block is placed on a preset windage yaw trajectory of the lead wire; when the lead wire does not generate windage yaw, the insulated stop block and the lead wire are spaced at a preset distance; the insulated stop block is equipped with an arched guide part; when the lead wire generates the windage yaw, the lead wire slides to the arched guide part; the arched guide part buffers and restricts the lead wire generating the windage yaw so as to prevent the lead wire from contacting the tower. According to the windage yaw defending method of the power transmission line, the insulated stop block generally does not contact the lead wire and is spaced with the lead wire at the preset distance; electrified installation possibility of the insulated stop block is realized; the passive defending effect is realized; the defending method of the invention has little damage to the power transmission lead wire and is easy in application.
Description
Technical field
The present invention relates to the power transmission circuit caused by windage defence installation of a kind of power transmission circuit caused by windage defence method and enforcement the method.
Background technology
Wind-deviation is the major tasks that transmission line " six prevent " is carried out, under windage yaw tripping operation occurs in operating voltage, successful reclosing rate is low, damage is produced to wire and gold utensil, may cause electric grid large area power cut accident time serious, be in strong convective weather and the larger area of wind-force especially for a long time, windage yaw problem is comparatively outstanding, subregion even occurs that continuous windage yaw is tripped, and affects transmission line safe operation and power supply reliability.
Chinese patent literature CN104104047A discloses a kind of brace type wind deflection preventive, comprise flange, pillar and support link, ensureing the safe distance of transmission line and shaft tower by supporting barrier effect, making transmission line appoint wind-force effect can not discharge with shaft tower generation windage yaw.
In addition, inclined for power transmission line wind, install the measure of weight, column support type wind-deviation insulator in addition additional, achieve some effects, but all there is certain defect.Commonplace Problems existing is: the windproof insulator of above-mentioned support link, weight, column support type, is all difficult to realize charged installation.After Severe Convective Weather Forecasting, be difficult to as emergency first-aid repair means, Accident prevention expands.
Summary of the invention
The object of the present invention is to provide a kind of can the power transmission circuit caused by windage defence installation of charged installation.The present invention also aims to provide a kind of power transmission circuit caused by windage defence method.
For this reason, one aspect of the present invention provides a kind of power transmission circuit caused by windage defence method, for ensureing the safe distance that wire and shaft tower keep enough, utilize insulation stop part, be seated on the windage yaw desired trajectory S of wire, and when the non-windage yaw of wire and the preset distance of conductor spacing, insulation stop part has arc guidance part, wire slides into when windage yaw in arc guidance part, is cushioned by the wire of arc guidance part to windage yaw and is fettered, and stops its contact shaft tower.
Further, in above-mentioned power transmission circuit caused by windage defence method, insulating support is utilized to be arranged on shaft tower by insulation stop part.
According to a further aspect in the invention, provide a kind of power transmission circuit caused by windage defence installation, comprise insulating support and be arranged on the insulation stop part on insulating support, insulation stop part has the arc guidance part in the face of wire, cushion for sliding in arc guidance part, to the wire of windage yaw when wire windage yaw and fetter, stop its contact shaft tower.
Further, above-mentioned insulating support comprises suspension insulating bar and load insulating bar, hang insulating bar mutually vertical with load insulating bar, the two connects in T-shaped, hang overhanging cross-arm on the first end of insulating bar and shaft tower without swingingly mounting, the first end of load insulating bar and the tower body of shaft tower hinged.
Further, being tangentially consistent of the conductive contact point of the insulation stop part on the axis of above-mentioned load insulating bar and wire windage yaw track S.
Further, the first end of above-mentioned suspension insulating bar is mounted by the first gold utensil and cross-arm, first gold utensil comprises and is hung on the hook plate on cross-arm and the holding frame with hook plate pivot joint, hook plate is also provided with the fastening bolt for abutting with cross-arm, and the first end hanging insulating bar is connected with holding frame.
Further, second end of above-mentioned suspension insulating bar is connected with load insulating bar by the second gold utensil, second gold utensil comprises T-bar, is positioned at first clamping plate on T-bar base and is positioned at the second clamping plate of T-bar vertical edges, wherein, the lower end hanging insulating bar is clamped between the first clamping plate and the base of T-bar, and the body of rod a of load insulating bar is clamped between the second clamping plate and the vertical edges of T-bar.
Further, above-mentioned load insulating bar by the 3rd gold utensil and tower body hinged, 3rd gold utensil comprises along the axially extended backboard of load insulating bar, along spaced apart first holding frame of backboard and the second holding frame and the baffle plate abutted with the first end of load insulating bar that is arranged on backboard, wherein load insulating bar remains on the first holding frame and the second holding frame, backboard and tower body hinged.
Further, above-mentioned insulation stop part is connected with the second end of load insulating bar by the 4th gold utensil, 4th gold utensil comprises sleeve and Connection Block, and insulation stop part has connector, and connector and the Connection Block of insulation stop part are cooperatively interacted and fixed by a pin.
According to power transmission circuit caused by windage defence method of the present invention, adopt the insulation stop part that is placed on wire windage yaw desired trajectory, this insulation stop part at ordinary times not with conductive contact, spaced a predetermined distance, the charged installation achieving insulation stop part may; Meanwhile, utilize arc guidance part cushion and fettered wire, achieve the effect of Passive Defence.The injury of the method to transmission pressure is little, very easy under existing transmission of electricity occasion to be implemented.According to power transmission circuit caused by windage defence method of the present invention, charged installation can be realized.
With the active defense method of prior art, present invention achieves the mode of Passive Defence, charged installation exercise can be realized.
Except object described above, feature and advantage, the present invention also has other object, feature and advantage.Below with reference to figure, the present invention is further detailed explanation.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of power transmission circuit caused by windage defence method according to the present invention when using at the scene;
Fig. 2 is the structural representation of the embodiment according to power transmission circuit caused by windage defence installation of the present invention;
Fig. 3 is the structural representation of an embodiment of the first gold utensil of the defence installation of power transmission circuit caused by windage shown in Fig. 2;
Fig. 4 is the structural representation of an embodiment of the second gold utensil of the defence installation of power transmission circuit caused by windage shown in Fig. 2;
Fig. 5 is the structural representation of an embodiment of the 3rd gold utensil of the defence installation of power transmission circuit caused by windage shown in Fig. 2;
Fig. 6 is the structural representation of an embodiment of the 4th gold utensil of the defence installation of power transmission circuit caused by windage shown in Fig. 2; And
Fig. 7 is the A-A profile of the stop part of insulation shown in Fig. 6, it illustrates the modification structures of insulation stop part.
Description of reference numerals
10, insulate stop part; 11, arc guidance part;
12, connector; 13, surface;
14, protective layer; S, windage yaw desired trajectory;
20, wire; 30, shaft tower;
31, tower body; 32, cross-arm;
40, insulating support; 41, insulating bar is hung;
42, load insulating bar; 42a, the body of rod;
42b, umbrella sheath; 50, the first gold utensil;
51, hook plate; 52, holding frame;
53, fastening bolt; 60, the second gold utensil;
61, T-bar; 62, the first clamping plate;
63, the second clamping plate; 70, the 3rd gold utensil;
71, backboard; 72, the first holding frame;
73, the second holding frame; 74, screw is held out against;
75, baffle plate; 80, the 4th gold utensil;
81, sleeve; 82, Connection Block;
83, pin.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
The invention provides a kind of power transmission circuit caused by windage defence method, effectively to resist high wind, strong convective weather, ensure that wire and shaft tower keep enough safe distances.As shown in Figure 1, the method utilizes a kind of newly-designed insulation stop part 10, be seated on the windage yaw desired trajectory S of wire 20, and with wire 20 spaced a predetermined distance, this insulation stop part 10 has arc guidance part 11, and wire 20 slides into when windage yaw in arc guidance part 11, is cushioned by the wire 20 of this arc guidance part 11 pairs of windage yaw and is fettered, stop it to continue close to shaft tower 30, thus carry out Passive Defence.
In a preferred embodiment of above-mentioned power transmission circuit caused by windage defence method of the present invention, utilize insulating support 40 to be arranged on the shaft tower 30 of support transmission line by insulation stop part 10, the position of insulation stop part 10 is fixed.
According to power transmission circuit caused by windage defence method of the present invention, insulation stop part 10 on main direction windward sectional area windward reduce as far as possible, to alleviate the support load of insulating support, the appearance profile that preferred windage is less.
According to a preferred embodiment of the invention, give and a kind ofly reduce insulation stop part 10 scheme to the damage of wire 20 when contacting.Particularly, as shown in Figure 7, be optimized the shape of insulation stop part 10, the cross section being parallel to wire 20 axis direction of above-mentioned insulation stop part 10 is curved.So, the stop part that insulate is in the face of the surface 13 of wire entirety is in the shape of a saddle, and wire 20 is arranged in shape of a saddle surface 13, and when contacting with insulation stop part, shear stress is little, thus reaches the effect of reduction insulation stop part when contacting to the damage of wire.
According to a preferred embodiment of the invention, the scheme of a kind of further reduction insulation stop part 10 when contacting to the damage of wire 20 is given.Particularly; as shown in Figure 7; further optimization has been carried out to the structure of insulation stop part 10; the shape of a saddle of above-mentioned insulation stop part sets up the protective layer 14 of one deck hardness lower than wire on the surface; so with wire sliding contact process; insulating protective layer is easy to wear, thus reaches the effect of reduction insulation stop part when contacting to the damage of wire.
Preferably, above-mentioned insulating protective layer easy to wear is hard rubber layers, or other materials, and its selection need meet and do not cause obvious obstruction to the slip of wire.
According to power transmission circuit caused by windage defence method of the present invention, adopt the insulation stop part that is placed on wire windage yaw desired trajectory, this insulation stop part at ordinary times not with conductive contact, spaced a predetermined distance, the charged installation achieving insulation stop part may; Meanwhile, utilize arc guidance part cushion and fettered wire, achieve the effect of Passive Defence.The injury of the method to transmission pressure is little, very easy under existing transmission of electricity occasion to be implemented.
Present invention also offers a kind of can be used in said method can the power transmission circuit caused by windage defence installation of charged installation, as depicted in figs. 1 and 2, this power transmission circuit caused by windage defence installation comprises insulating support 40 and is arranged on the insulation stop part 10 on insulating support 40, insulation stop part 10 is arranged on wire windage yaw track S, there is the arc guidance part 11 in the face of wire, wherein, wire 20 slides into when windage yaw in arc guidance part 11, and this insulating support 40 supports the shaft tower 30 of transmission line for being arranged on.
According to power transmission circuit caused by windage defence installation of the present invention; its each parts all do not need and conductive contact when mounted, meanwhile, when mounted; in the face of the insulation stop part of wire has certain protective effect to fitting operation personnel, reduce the security threat that the random windage yaw of wire is formed operating personnel.
According to a preferred embodiment of the invention, the scheme for testing of simple, stable, the convenient insulating support installed of a kind of structure is given.Particularly, insulating support 40 comprises suspension insulating bar 41 and load insulating bar 42, hang insulating bar 41 mutually vertical with load insulating bar 42, the two connects in T-shaped, the first end of load insulating bar 42 and the tower body 31 of shaft tower 30 hinged, hang the first end of insulating bar 41 without being swingingly articulated on the overhanging cross-arm 32 of shaft tower 30.
In test scheme, above-mentioned insulation stop part 10 utilizes insulation board to cut into crescent shape, and the present inventor is also referred to as " insulation barrier ".
In above-mentioned insulating support 40, be made up of two insulating bars connected in T-shaped, structure is very simple, and windage is little.
Above-mentioned insulating support is on probation through installing, and its Installation posture is as follows: load insulating bar 42 is tilted to downward-extension from first end, and being tangentially substantially consistent of the contact point of the axis of load insulating bar 42 and the insulation stop part 10 on wire windage yaw track S.
In above-mentioned testing program, insulating support is in better Installation posture, by the load insulating bar of insulating support and the length collocation of suspension insulating bar, meets this requirement.
The stressing conditions of whole insulating support is as follows: wire is passed to the tower body of shaft tower by load insulating bar to the shock of insulation stop part, this power is relatively large, and the lower pulling force of whole insulating support and the power that deflects when clashing into relatively little, can bear by hanging insulating bar and hanger thereof.
The length of above-mentioned suspension insulating bar and load insulating bar is got relevant voltage hierarchically secure distance and leaves certain nargin, to meet insulating requirements.Existing synthetic insulator can meet requirement of strength and the insulating requirements of insulating bar selection of the present invention completely, this synthetic insulator is primarily of compositions such as leading-drawing rod (interior insulation) and umbrella sheaths (arc protection), its structure and selecting method are known by those skilled in the art, and therefore not to repeat here.
Above-mentioned insulation stop part adopts the high insulating material of mechanical strength to be made, and such as epoxide resin material, directly bears the impact swinging wire.
The step that above-mentioned insulating support is adopted when mounted is as follows: be first articulated on the overhanging cross-arm of shaft tower by the first end hanging insulating bar, be hinged on the tower body parts of shaft tower to the first end of load insulating bar afterwards, subsequently suspension insulating bar is fastened on cross-arm, prevent beat, install very convenient, except lifting, without the need to extra accessory.
In above-mentioned testing program, the preferred connection scheme of institute is specific as follows:
The scheme that the first end of suspension insulating bar 41 and overhanging cross-arm 32 mount, specific as follows: as shown in Figure 3, the first end hanging insulating bar 41 is mounted with cross-arm 32 by the first gold utensil 50, first gold utensil 50 comprises and is hung on the hook plate 51 on cross-arm 32 and the holding frame 52 with hook plate 51 pivot joint, hook plate 51 is also provided with the fastening bolt 53 for abutting with cross-arm 32, the first end hanging insulating bar 41 is connected with holding frame 52.
Find in the process that test uses: in the occasion of some strong convective weathers, hook plate has certain torsional deformation, that structural strength is not enough by thinking, after use instead structural strength improve hook plate after, namely hook plate thickness and along width on the length direction of cross-arm is increased, without obvious torsional deformation phenomenon.The first end of above-mentioned suspension insulating bar and the hanging structure of cross-arm feasible, the problem of structural strength deficiency is selected by material or strengthens structure to solve.
Except the hook plate of above-mentioned first gold utensil in test has distortion, other connecting portions are without obvious distortion, and structure is reliable, specific as follows:
Hang the scheme that insulating bar 41 is connected with load insulating bar 42, specific as follows: as shown in Figure 4, the second end hanging insulating bar 41 is connected with load insulating bar 42 by the second gold utensil 60, second gold utensil 60 comprises T-bar 61, is positioned at first clamping plate 62 on T-bar 61 base and is positioned at the second clamping plate 63 of T-bar 61 vertical edges, wherein, the lower end hanging insulating bar 41 is clamped between the first clamping plate 62 and the base of T-bar 61, and the body of rod of load insulating bar 42 is clamped between the second clamping plate 63 and the vertical edges of T-bar 61.
It is adjustable that the scheme that above-mentioned suspension insulating bar is connected with load insulating bar achieves the position hanging the tie point of insulating bar on load insulating bar.In above-mentioned test, the tie point of suspension insulator is positioned at 1/3rd places of load insulator, now, load insulating bar is tilted to downward-extension from first end, the contact point of the insulation stop part on the axis of load insulating bar and wire windage yaw track tangentially basically identical.
The scheme that load insulating bar 42 is hinged with tower body 31, specific as follows: as shown in Figure 5, load insulating bar 42 is hinged with tower body 31 by the 3rd gold utensil 70,3rd gold utensil 70 comprises along the axially extended backboard of load insulating bar 42 71, along spaced apart first holding frame 72 of backboard 71 and the second holding frame 73 and the baffle plate 75 abutted with the first end of load insulating bar 42 that is arranged on backboard 71, wherein the body of rod 42a of load insulating bar 42 remains on the first holding frame 72 and the second holding frame 73, and backboard 71 is hinged with tower body 31.
Both above-mentioned first holding frame 72 and the second holding frame 73 and have certain height between backboard 71, to avoid umbrella sheath 42b, backboard 71 can be established and hold out against screw 74, to carry out fastening to the first end of load insulating bar.
The scheme that insulation stop part 10 is connected with load insulating bar 42, specific as follows: as shown in Figure 6, insulation stop part 10 is connected with the second end of load insulating bar 42 by the 4th gold utensil 80,4th gold utensil 80 comprises sleeve 81 and Connection Block 82, insulation stop part 10 has connector 12, a part the extending laterally from Connection Block 82 of this connector 12, the connector 12 of insulation stop part 10 coordinates with Connection Block 82, can mutually be locked by a pin 83.
Above-mentioned testing program is easily implemented, device low cost of manufacture, is applicable to very much emergent among a small circle manufacture.
Above-mentioned testing program is by checking, the structure reflecting power transmission circuit caused by windage defence installation of the present invention is feasible, there is the ability of anti-wire windage yaw, can be used in power transmission circuit caused by windage defense work, power transmission circuit caused by windage defence method of the present invention can be implemented by said apparatus, reaches the object of anti-wire windage yaw.Be appreciated that the difference according to shaft tower (transmission line support), the structure of above-mentioned insulating support can make modification, as long as the insulation stop part insulating support be fixed on wire windage yaw track all can be completed windage yaw of the present invention defence object.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a power transmission circuit caused by windage defence method, for ensureing that wire (20) and shaft tower (30) keep enough safe distances, it is characterized in that, utilize insulation stop part (10), be seated on the windage yaw desired trajectory (S) of described wire (20), and when described wire (20) non-windage yaw and described wire (20) spaced a predetermined distance, described insulation stop part (10) has arc guidance part (11), described wire (20) slides in described arc guidance part (11) when windage yaw, cushioned by the wire (20) of described arc guidance part (11) to described windage yaw and fettered, it is stoped to contact described shaft tower (30).
2. power transmission circuit caused by windage defence method according to claim 1, is characterized in that, utilizes insulating support (40) described insulation stop part (10) to be arranged on described shaft tower (30).
3. a power transmission circuit caused by windage defence installation, it is characterized in that, comprise insulating support (40) and be arranged on the insulation stop part (10) on described insulating support (40), described insulation stop part (10) has the arc guidance part (11) in the face of wire, cushion for sliding in described arc guidance part (11), to the described wire (20) of windage yaw when described wire (20) windage yaw and fetter, stop its contact shaft tower (30).
4. power transmission circuit caused by windage defence installation according to claim 3, it is characterized in that, described insulating support (40) comprises suspension insulating bar (41) and load insulating bar (42), described suspension insulating bar (41) is mutually vertical with described load insulating bar (42), the two connects in T-shaped, overhanging cross-arm (32) on the first end of described suspension insulating bar (41) and described shaft tower (30) without swingingly mounting, the first end of described load insulating bar (42) and the tower body (31) of described shaft tower (30) hinged.
5. power transmission circuit caused by windage defence installation according to claim 4, it is characterized in that, being tangentially consistent of the conductive contact point of the insulation stop part (10) on the axis of described load insulating bar (42) and described wire windage yaw track (S).
6. power transmission circuit caused by windage defence installation according to claim 4, it is characterized in that, the first end of described suspension insulating bar (41) is mounted by the first gold utensil (50) and described cross-arm (32), described first gold utensil (50) comprises and is hung on the hook plate (51) on described cross-arm (32) and the holding frame (52) with described hook plate (51) pivot joint, described hook plate (51) is also provided with the fastening bolt (53) for abutting with described cross-arm (32), the first end of described suspension insulating bar (41) is connected with described holding frame (52).
7. power transmission circuit caused by windage defence installation according to claim 4, it is characterized in that, second end of described suspension insulating bar (41) is connected with described load insulating bar (42) by the second gold utensil (60), described second gold utensil (60) comprises T-bar (61), be positioned at first clamping plate (62) on described T-bar (61) base, and be positioned at second clamping plate (63) of described T-bar (61) vertical edges, wherein, the lower end of described suspension insulating bar (41) is clamped between the base of described first clamping plate (62) and described T-bar (61), the body of rod (42a) of described load insulating bar (42) is clamped between the vertical edges of described second clamping plate (63) and described T-bar (61).
8. power transmission circuit caused by windage defence installation according to claim 4, it is characterized in that, described load insulating bar (42) is hinged by the 3rd gold utensil (70) and described tower body (31), described 3rd gold utensil (70) comprises along the axially extended backboard of described load insulating bar (42) (71), along spaced apart first holding frame (72) of described backboard (71) and the second holding frame (73), and the baffle plate (75) abutted with the first end of described load insulating bar (42) be arranged on described backboard (71), wherein said load insulating bar (42) remains on the first holding frame (72) and described second holding frame (73), described backboard (71) is hinged with described tower body (31).
9. power transmission circuit caused by windage defence installation according to claim 4, it is characterized in that, described insulation stop part (10) is connected by second end of the 4th gold utensil (80) with described load insulating bar (42), described 4th gold utensil (80) comprises sleeve (81) and Connection Block (82), described insulation stop part (10) has connector (12), and connector (12) and the described Connection Block (82) of described insulation stop part (10) are cooperatively interacted and fixed by a pin (83).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610080734.4A CN105552801B (en) | 2016-02-05 | 2016-02-05 | Power transmission circuit caused by windage defence method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610080734.4A CN105552801B (en) | 2016-02-05 | 2016-02-05 | Power transmission circuit caused by windage defence method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105552801A true CN105552801A (en) | 2016-05-04 |
| CN105552801B CN105552801B (en) | 2017-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610080734.4A Active CN105552801B (en) | 2016-02-05 | 2016-02-05 | Power transmission circuit caused by windage defence method and device |
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| Country | Link |
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| CN (1) | CN105552801B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106002836A (en) * | 2016-07-11 | 2016-10-12 | 国网辽宁省电力有限公司盘锦供电公司 | Tower bolt loosening device |
| CN109510147A (en) * | 2018-12-27 | 2019-03-22 | 江苏神马电力股份有限公司 | Component is defendd in windage yaw |
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| WO2011112874A1 (en) * | 2010-03-10 | 2011-09-15 | Maclean Power, Llc | Yoke and insulating assembly |
| CN201985500U (en) * | 2011-01-04 | 2011-09-21 | 南阳金冠电气有限公司 | Oblique-pulling and hanging type lightning arrester for 500KV power transmission line |
| CN105041028A (en) * | 2015-07-27 | 2015-11-11 | 国网山东省电力公司济南供电公司 | Wind-drift-resistant insulator mounting device for jumper wire in angle-steel tower of power transmission line |
| CN103401177B (en) * | 2013-07-11 | 2016-04-27 | 国家电网公司 | A kind of stockbridge damper replacing options |
| CN205335796U (en) * | 2016-02-05 | 2016-06-22 | 国家电网公司 | Transmission line windage yaw defensive installation |
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2016
- 2016-02-05 CN CN201610080734.4A patent/CN105552801B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011112874A1 (en) * | 2010-03-10 | 2011-09-15 | Maclean Power, Llc | Yoke and insulating assembly |
| CN201985500U (en) * | 2011-01-04 | 2011-09-21 | 南阳金冠电气有限公司 | Oblique-pulling and hanging type lightning arrester for 500KV power transmission line |
| CN103401177B (en) * | 2013-07-11 | 2016-04-27 | 国家电网公司 | A kind of stockbridge damper replacing options |
| CN105041028A (en) * | 2015-07-27 | 2015-11-11 | 国网山东省电力公司济南供电公司 | Wind-drift-resistant insulator mounting device for jumper wire in angle-steel tower of power transmission line |
| CN205335796U (en) * | 2016-02-05 | 2016-06-22 | 国家电网公司 | Transmission line windage yaw defensive installation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106002836A (en) * | 2016-07-11 | 2016-10-12 | 国网辽宁省电力有限公司盘锦供电公司 | Tower bolt loosening device |
| CN109510147A (en) * | 2018-12-27 | 2019-03-22 | 江苏神马电力股份有限公司 | Component is defendd in windage yaw |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105552801B (en) | 2017-11-10 |
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