CN105514871A - Ultrahigh pressure transmission line broken strand stroke-back device and using method thereof - Google Patents
Ultrahigh pressure transmission line broken strand stroke-back device and using method thereof Download PDFInfo
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- CN105514871A CN105514871A CN201610058380.3A CN201610058380A CN105514871A CN 105514871 A CN105514871 A CN 105514871A CN 201610058380 A CN201610058380 A CN 201610058380A CN 105514871 A CN105514871 A CN 105514871A
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- ring
- inner ring
- outer ring
- fingers
- support outer
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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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- Suspension Of Electric Lines Or Cables (AREA)
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Abstract
The embodiment of the invention discloses an ultrahigh pressure transmission line broken strand stroke-back device and a using method thereof. The ultrahigh pressure transmission line broken strand stroke-back device comprises a base, a cohesion device, a support outer ring, a rotating inner ring and a guide closed plug, wherein the base is fixedly provided with a lead screw, the cohesion device is movably connected on the lead screw, the support outer ring is fixed on the tail end of the cohesion device, the rotating inner ring is fixed in the support outer ring, and the guide closed plug and the rotating inner ring are movably connected. The base is connected with a power driving unit, and is used to achieve to drive the lead screw, thereby driving the cohesion device to move. The cohesion device drives the support outer ring to move, the rotating inner ring is driven through the support outer ring to walk along a ground wire, a stroke wire top column which is arranged in the rotating inner ring spirally moves, broken wires are stroked back, and the whole stroke back process of wires can complete in short time, and is simple in operation, thereby improving stroke back efficiency of transmission lines.
Description
Technical field
The present invention relates to transmission line repairing technique field, particularly relate to a kind of extra high voltage network stock that breaks and smooth out with the fingers return device and using method thereof.
Background technology
Transmission line is the very important part of electric power system, and transmission line is under open field for a long time due to it, and the environment of operation is very poor, is subject to the impact of various natural conditions.Transmission line can cause material embrittlement under the long term of multiple stress, and lightning stroke flashover, outside destroy etc. also can cause conductive line surfaces to damage; Especially by the sea and the power transmission line of industrial area be more easily corroded, cause transmission line to crack, the defect such as disconnected stock.The damage of overhead transmission line, disconnected stock, gently then reduce ampacity, heavy then cause line-outage contingency, affects the safe operation of circuit.Therefore, once find wire damage, disconnected stock, should process immediately.
Rely on manually to smooth out with the fingers transmission line and return something for repairs recovering technology difficulty greatly, complexity is high.And manual operation also can cause unpredictable injury, and be difficult in a short time, efficiency very low, thus have impact on normal circuit and run.
Summary of the invention
Provide a kind of extra high voltage network stock that breaks in the embodiment of the present invention and smooth out with the fingers return device and using method thereof, to solve in prior art, large, the inefficient problem of multiple difficulty of returning something for repairs is smoothed out with the fingers to transmission line.
In order to solve the problems of the technologies described above, the embodiment of the invention discloses following technical scheme:
A kind of extra high voltage network stock that breaks smoothes out with the fingers return device, comprising: pedestal, wrapping device, support outer ring, rotary inner ring and guiding close plug, wherein:
Described pedestal is fixedly installed leading screw;
Described wrapping device is movably connected on described leading screw, and described support outer ring is fixed on the end of described wrapping device, and described rotary inner ring is fixed on the inside of described support outer ring;
Described guiding closes plug and is flexibly connected with described rotary inner ring.
Preferably, described wrapping device comprises left wrapping device and right wrapping device, described left wrapping device and described right wrapping device include: connecting rod, screw contiguous block, described screw contiguous block comprises screw and guide pin bushing, described screw is flexibly connected with described leading screw, described guide pin bushing respectively, and described guide pin bushing is connected on described connecting rod;
The connecting rod of described left wrapping device and described right wrapping device is arranged in a crossed manner, and crosspoint is connected through the hinge.
Preferably, described support outer ring comprises: left support outer ring and right support outer ring, and described left support outer ring is fixedly connected with described right wrapping device, and described right support outer ring is fixedly connected with described left wrapping device;
Preferably, described left support outer ring and described right support outer ring include: guide ring, inner ring outer cover, align addendum cone, rotational support post and positioning spring pin, described guide ring is fixedly connected on the inwall of described inner ring outer cover, the described addendum cone that aligns is fixed on the radial section of described support outer ring, described rotational support post is fixedly installed on described support outer ring, tangent with described rotary inner ring, described positioning spring pin is arranged on the radial direction supporting outer ring.
Preferably, described rotary inner ring comprises left rotary inner ring and right rotary inner ring, and described left rotary inner ring is flexibly connected with described left support outer ring, and described right rotary inner ring is flexibly connected with described right support outer ring;
Preferably, described left rotary inner ring and right rotary inner ring include semi-ring cylinder, smooth out with the fingers line fore-set and smooth out with the fingers line fore-set cover plate,
Described semi-ring cylinder is flexibly connected with described inner ring outer cover, described in smooth out with the fingers that line fore-set is embedded to be arranged in described semi-ring cylinder, described in smooth out with the fingers line fore-set cover plate and be fixedly installed on described semi-ring cylinder, described in locating, smooth out with the fingers line fore-set.
Preferably, described guiding closes plug and comprises semi-ring connecting plate and be connected cone, and described semi-ring connecting plate is flexibly connected with described semi-ring cylinder by described connection cone.
Preferably, line fore-set is smoothed out with the fingers described in consistent with transmission of electricity lower road overhead ground wire aluminium stranded conductor number.
A kind of extra high voltage network stock that breaks smoothes out with the fingers return device using method, comprises the following steps:
Choose as arbitrary in claim 1-8 as described in the extra high voltage network stock that breaks smooth out with the fingers return device;
Described pedestal is connected Motorized drive unit, for realizing the driving of described leading screw;
Described leading screw rotarily drives the motion of described wrapping device;
Described wrapping device drives described support outer ring to move;
Described rotary inner ring is along ground wire walking under the drive supporting outer ring, and what be arranged on described rotary inner ring smoothes out with the fingers the screw of line fore-set, is smoothed out with the fingers back by the circuit of disconnection.
From above technical scheme, a kind of extra high voltage network that the embodiment of the present invention provides stock that breaks smoothes out with the fingers return device and using method thereof, comprise: pedestal, wrapping device, support outer ring, rotary inner ring and guiding close plug, wherein: described pedestal is fixedly installed leading screw; Described wrapping device is movably connected on described leading screw, and described support outer ring is fixed on the end of described wrapping device, and described rotary inner ring is fixed on the inside of described support outer ring; Described guiding closes plug and is flexibly connected with described rotary inner ring.Described pedestal connects Motorized drive unit, for realizing the driving of described leading screw thus driving described wrapping device to move, described wrapping device drives described support outer ring to move, rotary inner ring is walked along ground wire under the drive supporting outer ring, what be arranged on inner ring smoothes out with the fingers the screw of line fore-set, is smoothed out with the fingers back by the circuit of disconnection, and the whole circuit process of smoothing out with the fingers back can complete in the short time, simple to operate, improve the efficiency that transmission line is smoothed out with the fingers back.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, for those of ordinary skills, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 smoothes out with the fingers the structural representation of return device for a kind of extra high voltage network that the embodiment of the present invention provides stock that breaks;
In Fig. 1, symbol is expressed as: 1-pedestal, 2-wrapping device, and 3-supports outer ring, 4-rotary inner ring, the closed plug of 5-guiding, 6-leading screw, 7-connecting rod, the left connecting rod of 71-, 72-right connecting rod, 8-screw, 9-guide pin bushing, 10-hinge, 11-guide ring, 12-inner ring outer cover, 13-aligns addendum cone, 14-rotational support post, 15-positioning spring pin, 16-semi-ring cylinder, 17-smoothes out with the fingers line fore-set, 18-smoothes out with the fingers line fore-set cover plate, and 19-semi-ring connecting plate, 20-connects cone.
Embodiment
Technical scheme in the present invention is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
See Fig. 1, a kind of extra high voltage network provided for the embodiment of the present invention stock that breaks smoothes out with the fingers the structural representation of return device, comprise: pedestal 1, wrapping device 2, support outer ring 3, rotary inner ring 4 and the closed plug 5 of guiding, wherein: described pedestal 1 is fixedly installed leading screw 6, described wrapping device 2 is movably connected on described leading screw 6, described support outer ring 3 is fixed on the end of described wrapping device 2, described rotary inner ring 4 is fixed on the inside of described support outer ring 3, and described guiding closes plug 5 and is flexibly connected with described rotary inner ring 4.
Pedestal 1 can be connected with automatic Lu Xian robot matrix, and pedestal 1 connects the driver element smoothing out with the fingers return device simultaneously, and for realizing the driving of leading screw 6, final realization is smoothed out with the fingers the closed of return device and held tightly.
Wrapping device 2 mainly comprises connecting rod 7, screw 8, guide pin bushing 9, described connecting rod 7 is divided into left connecting rod 71 and right connecting rod 72, two connecting rods are connected by hinge 10 at pars intermedia, be connected with screw contiguous block in the upper end of two connecting rods, screw contiguous block have respectively screw 8 and guide pin bushing 9, two, left and right screw 8 is arranged on same leading screw 6, rotation direction is contrary, when leading screw 6 rotates, two screws 8 relatively or reverse motions, realize the opening and closing of two connecting rods.Two connecting rods are while opening and closing, and screw 8 relatively connecting rod has relative motion, therefore designs guide pin bushing 9 herein, to realize the slip of the relative connecting rod of screw 8 contiguous block, be connected to and support outer ring 3 bottom two connecting rods.
Support that outer ring 3 comprises guide ring 11, inner ring outer cover 12, aligns addendum cone 13, rotational support post 14 and positioning spring pin 15.Guide ring 11 provides ring rotation track for rotary inner ring 4, and inner ring outer cover 12 for laying the closed plug 5 of guiding, and retrains the range of movement of rotary inner ring 4.Aligning addendum cone 13 is arranged on two support outer ring 3 radial end faces, upper and lower two teams, and wherein a upper lateral part installs cone post, and bottom is provided with installation taper hole, and on the support outer ring 3 of opposite side, taper hole is installed on top, and cone post is installed in bottom.Rotational support post 14 is erected at and supports on outer ring 3, tangent with the rotating cylindrical outer wall of rotary inner ring 4, supports the rotation of temperature of inner ring during rotation.Positioning spring pin 15 is arranged on the radial direction supporting outer ring 3, utilizes spring catch to prop up the groove of rotary inner ring 4, guarantees the circumferential position of the relative outer ring of respective rotary inner ring 4.
Rotary inner ring 4 comprises two semi-ring cylinders 16, installs the directive slide track smoothing out with the fingers indent on line fore-set 17, end face of semi-circular temperature of inner ring during rotation inner cylinder and smooth out with the fingers line fore-set cover plate 18.Smoothing out with the fingers line fore-set 17 is embedded on the semi-ring cylinder 16 of temperature of inner ring during rotation, is located with smoothing out with the fingers line fore-set cover plate 18.
The closed plug 5 of guiding comprises semi-ring connecting plate 19, connect cone 20, lead, depart from spring four part composition, semi-ring connecting plate 19 side is provided with and connects cone 20, lead, depart from spring, wherein lead and disengaging spring are located for semi-ring connecting plate 19 is carried out circumference with the rotary inner ring 4 of homonymy, simultaneously under support outer ring 3 closes situation, connection cone 20 is utilized to connect opposite side rotary inner ring 4, closed plug 5 initial position of guiding is fitted with support outer ring 3, circumferential position is retrained by end face, when smoothing out with the fingers line operation, two support outer ring 3, rotary inner ring 4 closes, support outer ring 3 one-way movement, closed for guiding plug 5 is pushed rotary inner ring 4, two rotary inner rings 4 complete closed, hold overhead ground wire tightly to carry out smoothing out with the fingers line.Smoothing out with the fingers after line completes, support outer ring 3 counter motion, the closed plug 5 of guiding departs from rotary inner ring 4 under it departs from the effect of spring, and rotary inner ring 4 is separated.Require the accurate location at contour during in order to ensure that rotary inner ring 4 departs from, rotary inner ring 4 will forward radial subdivision position to before throwing off, and the positioning spring pin 15 now supporting outer ring 3 just props up in the groove of rotary inner ring 4.
As seen from the above-described embodiment, a kind of extra high voltage network that the present embodiment provides stock that breaks smoothes out with the fingers return device, comprising: pedestal 1, wrapping device 2, support the closed plug 5 of outer ring 3, rotary inner ring 4 and guiding, wherein: described pedestal 1 is fixedly installed leading screw 6; Described wrapping device 2 is movably connected on described leading screw 6, and described support outer ring 3 is fixed on the end of described wrapping device 2, and described rotary inner ring 4 is fixed on the inside of described support outer ring 3; Described guiding closes plug 5 and is flexibly connected with described rotary inner ring 4.Described pedestal 1 connects Motorized drive unit, for realizing the driving of described leading screw 6 thus driving described wrapping device 2 to move, described wrapping device 2 drives described support outer ring 3 to move, rotary inner ring 4 is walked along ground wire under the drive supporting outer ring 3, what be arranged on inner ring smoothes out with the fingers the screw of line fore-set, is smoothed out with the fingers back by the circuit of disconnection, and the whole circuit process of smoothing out with the fingers back can complete in the short time, simple to operate, improve the efficiency that transmission line is smoothed out with the fingers back.
The present invention also provides a kind of extra high voltage network stock that breaks to smooth out with the fingers the using method of return device, comprises the following steps: described pedestal 1 is connected Motorized drive unit, for realizing the driving of described leading screw 6; Described leading screw 6 rotarily drives described wrapping device 2 and moves; Described wrapping device 2 drives described support outer ring 3 to move; Described rotary inner ring 4 is along ground wire walking under the drive supporting outer ring 3, and what be arranged on inner ring smoothes out with the fingers the screw of line fore-set, is smoothed out with the fingers back by the circuit of disconnection.
Detailed process is: first, pin, cone is utilized to be connected by two semi-rings, complete circumference to connect, circumference connection scheme utilizes the closed plug 5 of guiding that two rotary inner rings 4 after closed are carried out circumference connection, while the connection of two rotary inner rings 4 will ensure enough circumferential tension force when closed, the accurate disengaging of the closed plug 5 that also can will ensure to lead after disconnected stock is smoothed out with the fingers back; Secondly, after rotary inner ring 4 is closed, utilize the promotion supporting outer ring 3, promote temperature of inner ring during rotation and to spin motion, utilization is smoothed out with the fingers line fore-set 17 and is smoothed out with the fingers back along groove by disconnected stock.
Device embodiment described above is only schematic, the wherein said unit illustrated as separating component or can may not be and physically separates, parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.Those of ordinary skill in the art, when not paying creative work, are namely appreciated that and implement.
It should be noted that, in this article, the such as relational terms of " first " and " second " etc. and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
The above is only the specific embodiment of the present invention, those skilled in the art is understood or realizes the present invention.To be apparent to one skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. the extra high voltage network stock that breaks smoothes out with the fingers return device, it is characterized in that, comprise: the closed plug (5) of pedestal (1), wrapping device (2), support outer ring (3), rotary inner ring (4) and guiding, wherein:
Described pedestal (1) is fixedly installed leading screw (6);
Described wrapping device (2) is movably connected on described leading screw (6), described support outer ring (3) is fixed on the end of described wrapping device (2), and described rotary inner ring (4) is fixed on the inside of described support outer ring (3);
Described guiding closes plug (5) and is flexibly connected with described rotary inner ring (4).
2. the extra high voltage network according to claim 1 stock that breaks smoothes out with the fingers return device, it is characterized in that, described wrapping device (2) comprises left wrapping device and right wrapping device, described left wrapping device and described right wrapping device include: connecting rod (7), screw contiguous block, described screw contiguous block comprises screw (8) and guide pin bushing (9), described screw (8) is flexibly connected with described leading screw (6), described guide pin bushing (9) respectively, and described guide pin bushing (9) is socketed on described connecting rod (7);
The connecting rod of described left wrapping device and described right wrapping device is arranged in a crossed manner, and crosspoint is connected by hinge (10).
3. the extra high voltage network according to claim 2 stock that breaks smoothes out with the fingers return device, it is characterized in that, described support outer ring (3) comprising: left support outer ring and right support outer ring, described left support outer ring is fixedly connected with described right wrapping device, and described right support outer ring is fixedly connected with described left wrapping device.
4. the extra high voltage network according to claim 3 stock that breaks smoothes out with the fingers return device, it is characterized in that, described left support outer ring and described right support outer ring include: guide ring (11), inner ring outer cover (12), align addendum cone (13), rotational support post (14) and positioning spring pin (15), described guide ring (11) is fixedly connected on the inwall of described inner ring outer cover (12), the described addendum cone (13) that aligns is fixed on the radial section of described support outer ring (3), described rotational support post (14) is fixedly installed on described support outer ring (3), tangent with described rotary inner ring (4), described positioning spring pin (15) is arranged on the radial direction supporting outer ring (3).
5. the extra high voltage network according to claim 4 stock that breaks smoothes out with the fingers return device, it is characterized in that, described rotary inner ring (4) comprises left rotary inner ring and right rotary inner ring, described left rotary inner ring is flexibly connected with described left support outer ring, and described right rotary inner ring is flexibly connected with described right support outer ring.
6. the extra high voltage network according to claim 5 stock that breaks smoothes out with the fingers return device, it is characterized in that, described left rotary inner ring and right rotary inner ring include semi-ring cylinder (16), smooth out with the fingers line fore-set (17) and smooth out with the fingers line fore-set cover plate (18)
Described semi-ring cylinder (16) is flexibly connected with described inner ring outer cover (12), describedly smooth out with the fingers that line fore-set (17) is embedded to be arranged in described semi-ring cylinder (16), described line fore-set cover plate (18) of smoothing out with the fingers is fixedly installed on described semi-ring cylinder (16), described in locating, smooth out with the fingers line fore-set (17).
7. the extra high voltage network according to claim 6 stock that breaks smoothes out with the fingers return device, it is characterized in that, described guiding closes plug (5) and comprises semi-ring connecting plate (19) and be connected cone (20), and described semi-ring connecting plate (19) is bored (20) by described connection and is flexibly connected with described semi-ring cylinder (16).
8. the extra high voltage network according to claim 6 stock that breaks smoothes out with the fingers return device, it is characterized in that, described in smooth out with the fingers line fore-set (17) consistent with power transmission line overhead ground wire aluminium stranded conductor number.
9. the extra high voltage network stock that breaks smoothes out with the fingers a return device using method, it is characterized in that, comprises the following steps:
Choose as arbitrary in claim 1-8 as described in the extra high voltage network stock that breaks smooth out with the fingers return device;
Described pedestal (1) is connected Motorized drive unit, for realizing the driving of described leading screw (6);
Described leading screw (6) rotarily drives described wrapping device (2) motion;
Described wrapping device (2) drives described support outer ring (3) to move;
Described rotary inner ring (4) is along ground wire walking under the drive supporting outer ring (3), and what be arranged on described rotary inner ring (4) smoothes out with the fingers line fore-set (17) screw, is smoothed out with the fingers back by the circuit of disconnection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610058380.3A CN105514871B (en) | 2016-01-28 | 2016-01-28 | A kind of extra high voltage network is stranded to smooth out with the fingers return device and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610058380.3A CN105514871B (en) | 2016-01-28 | 2016-01-28 | A kind of extra high voltage network is stranded to smooth out with the fingers return device and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105514871A true CN105514871A (en) | 2016-04-20 |
| CN105514871B CN105514871B (en) | 2018-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610058380.3A Active CN105514871B (en) | 2016-01-28 | 2016-01-28 | A kind of extra high voltage network is stranded to smooth out with the fingers return device and its application method |
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| CN (1) | CN105514871B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786142A (en) * | 2016-12-15 | 2017-05-31 | 国网安徽省电力公司淮北供电公司 | Portable aerial earth wire restorer |
| CN112510583A (en) * | 2020-12-17 | 2021-03-16 | 贵州电网有限责任公司 | Transmission line leads ground wire and repairs robot |
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| CN2128020Y (en) * | 1992-07-08 | 1993-03-10 | 张官云 | Electrify wire tie up device |
| CN102646944A (en) * | 2012-04-12 | 2012-08-22 | 东北大学 | Broken strand repairing and wire smoothening device of super-high-voltage power transmission line |
| CN102655315A (en) * | 2011-03-04 | 2012-09-05 | 中国科学院沈阳自动化研究所 | Wire stroking device for repairing broken strands of extra-high-voltage (EHV) transmission lines |
| EP2618437A2 (en) * | 2012-01-19 | 2013-07-24 | Airbus Operations Limited | Cable retainer |
| CN205355676U (en) * | 2016-01-28 | 2016-06-29 | 云南电网有限责任公司电力科学研究院 | Device is smoothed out with fingers back to disconnected thigh of super high tension transmission line |
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2016
- 2016-01-28 CN CN201610058380.3A patent/CN105514871B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2128020Y (en) * | 1992-07-08 | 1993-03-10 | 张官云 | Electrify wire tie up device |
| CN102655315A (en) * | 2011-03-04 | 2012-09-05 | 中国科学院沈阳自动化研究所 | Wire stroking device for repairing broken strands of extra-high-voltage (EHV) transmission lines |
| EP2618437A2 (en) * | 2012-01-19 | 2013-07-24 | Airbus Operations Limited | Cable retainer |
| CN102646944A (en) * | 2012-04-12 | 2012-08-22 | 东北大学 | Broken strand repairing and wire smoothening device of super-high-voltage power transmission line |
| CN205355676U (en) * | 2016-01-28 | 2016-06-29 | 云南电网有限责任公司电力科学研究院 | Device is smoothed out with fingers back to disconnected thigh of super high tension transmission line |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786142A (en) * | 2016-12-15 | 2017-05-31 | 国网安徽省电力公司淮北供电公司 | Portable aerial earth wire restorer |
| CN106786142B (en) * | 2016-12-15 | 2018-11-16 | 国网安徽省电力有限公司淮北供电公司 | Portable aerial earth wire restorer |
| CN112510583A (en) * | 2020-12-17 | 2021-03-16 | 贵州电网有限责任公司 | Transmission line leads ground wire and repairs robot |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105514871B (en) | 2018-02-06 |
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Effective date of registration: 20210413 Address after: 650217 No. 105 Yunda West Road, Kunming Economic and Technological Development Zone, Yunnan Province Patentee after: YUNNAN POWER GRID CO., LTD. ELECTRIC POWER Research Institute Address before: 650217 No. 105 Yunda West Road, Kunming Economic and Technological Development Zone, Yunnan Province Patentee before: YUNNAN POWER GRID CO., LTD. ELECTRIC POWER Research Institute Patentee before: SHENYANG INSTITUTE OF AUTOMATION OF THE CHINESE ACADEMY OF SCIENCES |
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