CN104852330A - Middle-phase wire connector - Google Patents
Middle-phase wire connector Download PDFInfo
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- CN104852330A CN104852330A CN201510303510.0A CN201510303510A CN104852330A CN 104852330 A CN104852330 A CN 104852330A CN 201510303510 A CN201510303510 A CN 201510303510A CN 104852330 A CN104852330 A CN 104852330A
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Abstract
The invention provides a middle-phase wire connector. The middle-phase wire connector is arranged on the top of a tower cross arm and is connected with a guide steel wire rope and a prepared guide rope which is disposed in a middle-phase pay-off block at the bottom of the tower cross arm. The improvement lies in that the middle-phase wire connector comprises a wiring mechanism and a pick-up mechanism which are respectively connected with the wire inlet end of the prepared guide rope and the wire outlet end of the prepared guide rope, and the wiring mechanism, the pick-up mechanism and the middle-phase pay-off block are arranged on the middle phase of the same base tower. Compared with the prior art, by adopting the middle-phase wire connector provided by the invention, a helicopter does not need to stay for very long when passing a block of a sealed tower structure to pay off the guide steel wire rope, and can quickly unload one end of the guide steel wire rope and pick up the other end and continue flying. Quick connection between the guide steel wire rope and the two ends of the prepared guide rope in the middle-phase pay-off block can be realized.
Description
Technical field
The present invention relates to a kind of automatics for phase coaster in helicopter spreading guiding steel wire penetrating, specifically relate to phase connection device in one.
Background technology
Transmission of electricity is after boosting with the electric energy that generator sends by transformer, then realizes through control appliance access transmission lines such as circuit breakers.By version, transmission line is divided into overhead transmission line and cable line.The formation such as overhead transmission line route overhead line structures, wire, insulator, line hardware, bracing wire, pole and tower foundation, earthing device, is erected on ground.
The middle phase releasing pulley of V-type, wine glass-shaped, cathead steel tower, is in the steel construction of face closure under steel tower cross-arm.For to spreading guiding rope in this releasing pulley, and then spreading conducting wire, when not cutting off guide rope, the first step first unfolds the one-level guide rope of a diameter 2-4mm with aircraft, then leads with it and puts second level 3-5 root guide rope.Often leading and be put into a Ji Ta, need manually to climb up high tower, by being parked in the guide rope termination on the adapter plate of cross-arm side wait, moving on in the releasing pulley below cross-arm, fag end, through after coaster, is hung back adapter plate above the cross-arm of opposite side.Afterwards, one-level guide rope just can affect adapter plate to go to next Ji Ta with secondary guide rope.Because threading is artificial work high above the ground, not only threading is consuming time, and secondary guide rope also can only adopt the nylon rope of 10-12mm, also will draw seizing wire through the nylon rope of 2-3 time, seizing wire draws switching of coarse-wire rope, could start to draw wire.
Because middle phase coaster is positioned at the steel construction of face closure under steel tower cross-arm, and distance cross-arm is very near, and aircraft can not fly over from the narrow space between coaster and cross-arm.Therefore, automatic inlet wire cannot be realized for phase coaster in V-type, wine glass-shaped, cathead steel tower.
At present, the mode of helicopter unwrapping wire is adopted also to be in the exploratory experiment stage.The limit phase coaster of inlet wire automatically can have preproduction and come out, and through the test of " dry font " steel tower flight unwrapping wire.This sections tower does not have middle phase, is the tower that all coasters are all suspended on both sides.But, for the automatic inlet wire having phase releasing pulley in the V-type of middle phase, wine glass-shaped, cathead steel tower, also there is no desirable implementation method.
Therefore, need for phase unwrapping wire feature in iron tower of power transmission line, provide a kind of technical scheme by phase coaster in helicopter spreading guiding steel wire penetrating to solve Problems existing in iron tower of power transmission line engineering construction.
Summary of the invention
In order to solve the problem, the object of the present invention is to provide phase connection device in one, need not stop for a long time through the coaster spreading guiding steel wire rope closing iron tower structure at helicopter, not only can rapid removal guide wire rope one end pick up the other end and continue flight, and guide wire rope can be realized be connected with preset the quick of guide rope two ends in middle phase releasing pulley.
The object of the invention is to adopt following technical proposals to realize:
Phase connection device in one provided by the invention, described middle phase connection device is arranged on steel tower cross-arm 7 top, for connecting guide wire rope 2 and the preset guide rope 9 being arranged in the phase releasing pulley 8 bottom described steel tower cross-arm 7 respectively; Its improvements are: described middle phase connection device comprises the wiring mechanism 3 that is connected with preset guide rope end of incoming cables 4 and preset guide rope leading-out terminal 5 respectively and picks up mechanism 6, described wiring mechanism 3, pick up mechanism 6 and middle phase releasing pulley 8 and are arranged in same base steel tower and go up mutually.
First optimal technical scheme provided by the invention is, described wiring mechanism 3 comprises guide plate 31, steel wire rope end head wiring mechanism 36 and supporting mechanism 37; Described guide plate 31 and supporting mechanism 37 are arranged on link 32, and described steel wire rope end head wiring mechanism 36 is arranged on supporting mechanism 37 top; Main body 365 cross section of described steel wire rope end head wiring mechanism 36 is U-shaped, the two side of described main body 365 one end arranges pawl axis 362 along its axis direction correspondence, described pawl axis 362 arranges ratchet 363, and described main body 365 other end its axis direction vertical arranges screw 366.
Second optimal technical scheme provided by the invention is, main body 365 inside be positioned at below described ratchet 363 arranges guide wire end head 368; Main body 365 inside be positioned at below described screw 366 arranges preset guide rope end of incoming cables 4.
3rd optimal technical scheme provided by the invention is, described main body 365 two ends arrange shrouding 361 respectively, arrange torsion spring 364 between described pawl axis 362 and ratchet 363, and described screw 366 arranges screw cover 367.
4th optimal technical scheme provided by the invention is, described guide plate 31 cross section is V-arrangement, top signalization reflector 34, bottom signalization switch 35.
5th optimal technical scheme provided by the invention is, arranges the bracing frame 33 be connected with steel tower cross-arm 7 and column 38 respectively bottom horizontally disposed described link 32 two ends.
6th optimal technical scheme provided by the invention is, described supporting mechanism 37 cross section Wei “ Door " type; comprise along the symmetrically arranged supporter 371 of its axis direction; described supporter 371 top correspondence arranges the horizontal through hole of its axis direction vertical, described through hole sets gradually steel ball 374, Compress Spring 373 and spring adjusting screw 372 from inside to outside.
7th optimal technical scheme provided by the invention is, described in pick up mechanism 6 be included in support plate 63 arrange grasping mechanism 65 and block 66, the cross section of described grasping mechanism 65 and block 66 is U-shaped, arranges preset guide rope leading-out terminal 5 in described U-lag.
8th optimal technical scheme provided by the invention is that described support plate 63 is horizontally set on the top of connecting plate 62 one end by supporting bracket 64, and the bottom of described connecting plate 62 other end arranges the fixed head 61 be connected with steel tower cross-arm 7.
9th optimal technical scheme provided by the invention is, described middle phase releasing pulley 8 is provided with wire jumping prevention mechanism 81, described wire jumping prevention mechanism 81 comprises axle bed 811 and divider 812, described axle bed 811 is separately positioned on the yoke plate 82 above the intermediate pulley both sides being arranged in phase releasing pulley 8, and described axle bed 811 is connected by bearing pin 813 with divider 812.
Tenth optimal technical scheme provided by the invention is, horizontally disposed described bearing pin 813 is vertical with the trend of preset guide rope 9.
11 optimal technical scheme provided by the invention is, described guide wire rope 2 and preset guide rope 9 are the anti-steel wire rope of turning round of four directions or six sides; Described guide wire end head 368, guide rope end of incoming cables 4 and preset guide rope leading-out terminal 5 are the cylinder that filling lead or filling zinc are made; Described guide wire rope 2 is tracted by helicopter 1.
With immediate prior art ratio, the present invention reaches following beneficial effect:
1, middle phase connection device provided by the invention, need not stop for a long time through the coaster spreading guiding steel wire rope closing iron tower structure at helicopter, not only can rapid removal guide wire rope one end pick up the other end and continue flight, and guide wire rope can be realized be connected with preset the quick of guide rope two ends in middle phase releasing pulley.
2, middle phase connection device provided by the invention, achieves being connected fast and automatically of guide wire end head and preset guide rope end of incoming cables by steel wire rope end head wiring mechanism.
3, middle phase connection device provided by the invention, the disengaging being achieved guide wire rope and the preset guide rope be connected by supporting mechanism is supported, is connected into guide rope.
4, middle phase connection device provided by the invention, by arranging wire jumping prevention mechanism in middle phase releasing pulley, avoiding the breast wheel of guide wire rope from coaster in helicopter distraction procedure and jumping out.
5, middle phase connection device provided by the invention, eliminates artificial work high above the ground when helicopter is arrived in by plane, decreases the number of times that guide rope cord leads hawser, drastically increases efficiency of construction and operational security.
Accompanying drawing explanation
Fig. 1: the front elevational schematic of the middle phase connection device course of work provided by the invention;
Fig. 2: schematic diagram is looked on a left side for the middle phase connection device course of work provided by the invention;
Fig. 3: wiring mechanism provided by the invention face structural representation;
Fig. 4: the right TV structure schematic diagram of wiring mechanism provided by the invention;
Fig. 5: steel wire rope end head wiring mechanism provided by the invention face structural representation;
Fig. 6: the right TV structure schematic diagram of steel wire rope end head wiring mechanism provided by the invention;
Fig. 7: the side-looking A-A sectional structure schematic diagram of steel wire rope end head wiring mechanism provided by the invention;
Fig. 8: guide wire end head provided by the invention face structural representation;
Fig. 9: the left TV structure schematic diagram of guide wire end head provided by the invention;
Figure 10: supporting mechanism provided by the invention face structural representation;
Figure 11: the side-looking B-B sectional structure schematic diagram of supporting mechanism provided by the invention;
Figure 12: the front elevational schematic that steel wire rope end head wiring mechanism provided by the invention and supporting mechanism are installed together;
Figure 13: the diagrammatic side-view cross-sectional schematic diagram that steel wire rope end head wiring mechanism provided by the invention and supporting mechanism are installed together;
Figure 14: provided by the invention pick up mechanism face structural representation;
Figure 15: the left TV structure schematic diagram picking up mechanism provided by the invention;
Figure 16: middle phase connection device provided by the invention pick up the front elevational schematic that mechanism and wiring mechanism be set together;
Figure 17: schematic diagram is looked on the left side that mechanism and wiring mechanism be set together of picking up of middle phase connection device provided by the invention;
Figure 18: the structural representation of middle phase releasing pulley provided by the invention;
Wherein: 1, helicopter; 2, guide wire rope; 3, wiring mechanism; 4, preset guide rope end of incoming cables; 5, preset guide rope leading-out terminal; 6, mechanism is picked up; 7, steel tower cross-arm; 8, middle phase releasing pulley; 9, preset guide rope; 10, the helicopter picking up mechanism position is in; 31, guide plate; 32, link; 33, bracing frame; 34, signal projector; 35, signaling switch; 36, steel wire rope end head wiring mechanism; 37, supporting mechanism; 38, column; 61, fixed head; 62, connecting plate; 63, support plate; 64, supporting bracket; 65, grasping mechanism; 66, block; 361, shrouding; 362, pawl axis; 363, ratchet; 364, torsion spring; 365, main body; 366, screw; 367, screw cover; 368, guide wire end head; 371, supporter; 372, spring adjusting screw; 373, Compress Spring; 374, steel ball; 81, wire jumping prevention mechanism; 82, yoke plate; 811, axle bed; 812, divider; 813, bearing pin.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
The middle phase connection device that the embodiment of the present invention provides, as shown in Fig. 1 to 2, middle phase connection device comprises the wiring mechanism 3 that is arranged on steel tower cross-arm 7 top and picks up mechanism 6, wiring mechanism 3, pick up mechanism 6 and the phase releasing pulley 8 be arranged in bottom steel tower cross-arm 7 to be arranged in same base steel tower and to go up mutually, in middle phase releasing pulley 8, preset guide rope 9 is set, preset guide rope end of incoming cables 4 and preset guide rope leading-out terminal 5 are respectively with wiring mechanism 3 with pick up mechanism 6 and be connected, spreading guiding steel wire rope 2 when wiring mechanism 3 arrived in by plane by helicopter 1, guide wire rope 2 is connected as one by wiring mechanism 3 and preset guide rope end of incoming cables 4, after helicopter 1 unloads guide wire rope 2, need not be paused wait, directly fly to steel tower cross-arm 7 outgoing line side, be in the helicopter 10 picking up mechanism position and pick up the preset guide rope leading-out terminal 5 being positioned at and picking up mechanism 6, continue to fly to next Ji Ta.Now, this preset guide rope 9 has accessed helicopter 1 and has drawn in the guide wire rope 2 come, and installs wire jumping prevention mechanism 81 guide wire rope 2 can be avoided to jump out from the breast wheel of coaster in helicopter 1 distraction procedure at middle phase releasing pulley 8.
Wherein, as shown in Figs. 3-4, wiring mechanism 3 comprises guide plate 31, steel wire rope end head wiring mechanism 36 and supporting mechanism 37; Guide plate 31 and supporting mechanism 37 are arranged on link 32, and steel wire rope end head wiring mechanism 36 is arranged on supporting mechanism 37 top; Guide plate 31 cross section is V-arrangement, top signalization reflector 34, bottom signalization switch 35, and signaling switch 35 can be arranged on guide plate 31 bottom front (on axis), also all can arrange in its front, side; Bottom horizontally disposed link 32 two ends, the bracing frame 33 be connected with steel tower cross-arm 7 and column 38 are set respectively.Helicopter 1 draws guide wire rope 2 when arriving above wiring mechanism 3, guide wire rope 2 is slowly fallen along guide plate 31, when guide wire end head 368 triggers the signaling switch 35 bottom guide plate 31, signal projector 34 sends the signal such as sound, light, after pilot receives signal, after unloading the guide wire rope 2 of traction, continue flight.
Wherein, as shown in Figs. 5 to 7, main body 365 cross section of steel wire rope end head wiring mechanism 36 is U-shaped, the two side of main body 365 one end arranges pawl axis 362 along its axis direction correspondence, pawl axis 362 arranges ratchet 363, main body 365 other end its axis direction vertical arranges screw 366, and main body 365 inside be positioned at below ratchet 363 arranges guide wire end head 368; Main body 365 inside be positioned at below described screw 366 arranges preset guide rope end of incoming cables 4; Main body 365 two ends arrange shrouding 361 respectively, arrange torsion spring 364 between pawl axis 362 and ratchet 363, and screw 366 arranges screw cover 367.When helicopter 1 unloads the guide wire rope 2 of traction, guide wire end head 368 depresses ratchet 363, fall in U-shaped main body 365, ratchet 363 rebounds under the effect of torsion spring 364, prevents the guide wire end head 368 when steel wire rope end head wiring mechanism 36 reverses therefrom to drop out.Screw 366 and screw cover 367 have blocked dropping out of prepositioned preset guide rope end of incoming cables 4, and can increase the rigidity of hatch frame.Shrouding 361 prevents guide wire end head 368 and preset guide rope end of incoming cables 4 to deviate from from two ends.Two fag ends are connected as a single entity by steel wire rope end head wiring mechanism 36 fast, and can by the upper space of coaster breast wheel.
Wherein, as shown in Figure 8-9, guide wire rope 2 and preset guide rope 9 are the anti-steel wire rope of turning round of four directions or six sides, and guide wire end head 368, guide rope end of incoming cables 4 and preset guide rope leading-out terminal 5 are the cylinder that filling lead or filling zinc etc. are made.
Wherein, as shown in Figure 10 to 13, supporting mechanism 37 cross section Wei “ Door " type; comprise along the symmetrically arranged supporter 371 of its axis direction; supporter 371 top correspondence arranges the horizontal through hole of its axis direction vertical, through hole sets gradually steel ball 374, Compress Spring 373 and spring adjusting screw 372 from inside to outside.As long as select suitable Compress Spring 373 and adjust elastic force by spring adjusting screw 372, just can ensure that steel ball 374 supports the steel wire rope end head wiring mechanism 36 only installing preset guide rope end of incoming cables 4; After falling into again guide wire end head 368 in steel wire rope end head wiring mechanism 36, steel ball 374 is stressed, and Compress Spring 373 shrinks, and steel wire rope end head wiring mechanism 36 falls in the middle of supporter 371, is connected into guide wire rope 2 subsequently, and is drawn by helicopter 1 together.
Wherein, as shown in Figure 14 to 15, pick up mechanism 6 and be included in grasping mechanism 65 and block 66 that support plate 63 is arranged, the cross section of grasping mechanism 65 and block 66 is U-shaped, arranges preset guide rope leading-out terminal 5 in U-lag; Support plate 63 is horizontally set on the top of connecting plate 62 one end by supporting bracket 64, and the bottom of connecting plate 62 other end arranges the fixed head 61 be connected with steel tower cross-arm 7.When helicopter 1 flies to time herein, pick up the preset guide rope leading-out terminal 5 in support plate 63, with the guide rope be connected, fly to next base steel tower.
Wherein, as shown in Figure 16 to 17, pick up the side that mechanism 6 also can need to be arranged on according to actual conditions wiring mechanism 3, namely helicopter 1 picks up preset guide rope leading-out terminal 5 after unloading the guide wire rope 2 of traction, and flies to next Ji Ta.Now the length of preset guide rope 9 needs to lengthen, until can leave surplus around steel tower cross-arm 7 one weeks
Wherein, as shown in figure 18, the wire jumping prevention mechanism 81 of middle phase releasing pulley 8 comprises axle bed 811 and divider 812, and axle bed 811 is welded on the yoke plate 82 above the intermediate pulley both sides being arranged in phase releasing pulley 8 respectively, and axle bed 811 is connected by bearing pin 813 with divider 812; Horizontally disposed bearing pin 813 is vertical with the trend of preset guide rope 9, prevents guide wire rope 2 from jumping out from breast wheel in helicopter 1 distraction procedure.Because divider 812 and bearing pin 813 are hinged, make divider 812 keep sagging under Gravitative Loads, divider 812 is by horizontal just like counterweight during jack-up.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; those of ordinary skill in the field are to be understood that; can modify to the specific embodiment of the present invention with reference to above-described embodiment or equivalent replacement; these do not depart from any amendment of spirit and scope of the invention or equivalent replacement, and it all should be encompassed within claims of the present invention.
Claims (12)
1. phase connection device in a kind, described middle phase connection device is arranged on steel tower cross-arm (7) top, for connecting guide wire rope (2) respectively and being arranged in the preset guide rope (9) of phase releasing pulley (8) of described steel tower cross-arm (7) bottom;
It is characterized in that: described middle phase connection device comprises the wiring mechanism (3) that is connected with preset guide rope end of incoming cables (4) and preset guide rope leading-out terminal (5) respectively and picks up mechanism (6), described wiring mechanism (3), pick up mechanism (6) and middle phase releasing pulley (8) and be arranged in same base steel tower and go up mutually.
2. middle phase connection device as claimed in claim 1, it is characterized in that, described wiring mechanism (3) comprises guide plate (31), steel wire rope end head wiring mechanism (36) and supporting mechanism (37); Described guide plate (31) and supporting mechanism (37) are arranged on link (32), and described steel wire rope end head wiring mechanism (36) is arranged on supporting mechanism (37) top; Main body (365) cross section of described steel wire rope end head wiring mechanism (36) is U-shaped, the two side of described main body (365) one end arranges pawl axis (362) along its axis direction correspondence, described pawl axis (362) arranges ratchet (363), and described main body (365) other end its axis direction vertical arranges screw (366).
3. middle phase connection device as claimed in claim 2, is characterized in that, main body (365) inside being positioned at described ratchet (363) below arranges guide wire end head (368); Main body (365) inside being positioned at described screw (366) below arranges preset guide rope end of incoming cables (4).
4. middle phase connection device as claimed in claim 3, it is characterized in that, described main body (365) two ends arrange shrouding (361) respectively, arrange torsion spring (364) between described pawl axis (362) and ratchet (363), described screw (366) arranges screw cover (367).
5. middle phase connection device as claimed in claim 2, it is characterized in that, described guide plate (31) cross section is V-arrangement, top signalization reflector (34), bottom signalization switch (35).
6. middle phase connection device as claimed in claim 2, is characterized in that, arranges the bracing frame (33) be connected with steel tower cross-arm (7) and column (38) respectively bottom horizontally disposed described link (32) two ends.
7. middle phase connection device as claimed in claim 2, it is characterized in that, described supporting mechanism (37) cross section Wei “ Door " type; comprise along the symmetrically arranged supporter of its axis direction (371); described supporter (371) top correspondence arranges the horizontal through hole of its axis direction vertical, described through hole sets gradually steel ball (374), Compress Spring (373) and spring adjusting screw (372) from inside to outside.
8. middle phase connection device as claimed in claim 1, it is characterized in that, the described mechanism (6) that picks up is included in grasping mechanism (65) and block (66) that support plate (63) is arranged, the cross section of described grasping mechanism (65) and block (66) is U-shaped, arranges preset guide rope leading-out terminal (5) in described U-lag.
9. middle phase connection device as claimed in claim 8, it is characterized in that, described support plate (63) is horizontally set on the top of connecting plate (62) one end by supporting bracket (64), and the bottom of described connecting plate (62) other end arranges the fixed head (61) be connected with steel tower cross-arm (7).
10. middle phase connection device as claimed in claim 1, it is characterized in that, described middle phase releasing pulley (8) is provided with wire jumping prevention mechanism (81), described wire jumping prevention mechanism (81) comprises axle bed (811) and divider (812), described axle bed (811) is separately positioned on the yoke plate (82) above the intermediate pulley both sides being arranged in phase releasing pulley (8), and described axle bed (811) is connected by bearing pin (813) with divider (812).
11. middle phase connection devices as claimed in claim 10, it is characterized in that, horizontally disposed described bearing pin (813) is vertical with the trend of preset guide rope (9).
12. middle phase connection devices as claimed in claim 3, it is characterized in that, described guide wire rope (2) and preset guide rope (9) they are the anti-steel wire ropes of turning round of four directions or six sides; Described guide wire end head (368), guide rope end of incoming cables (4) and preset guide rope leading-out terminal (5) are the cylinder that filling lead or filling zinc are made; Described guide wire rope (2) is tracted by helicopter (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510303510.0A CN104852330B (en) | 2015-06-04 | 2015-06-04 | A kind of middle phase connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510303510.0A CN104852330B (en) | 2015-06-04 | 2015-06-04 | A kind of middle phase connection device |
Publications (2)
| Publication Number | Publication Date |
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| CN104852330A true CN104852330A (en) | 2015-08-19 |
| CN104852330B CN104852330B (en) | 2017-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510303510.0A Active CN104852330B (en) | 2015-06-04 | 2015-06-04 | A kind of middle phase connection device |
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| CN (1) | CN104852330B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109787154A (en) * | 2019-01-23 | 2019-05-21 | 浙江省送变电工程有限公司 | A kind of traction of helicopter unwrapping wire, counterweight attachment device and its operating method |
| CN110406402A (en) * | 2018-12-10 | 2019-11-05 | 乌鲁木齐爱思特专利转让服务有限责任公司 | A kind of long-distance flight system |
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| US20100192373A1 (en) * | 2009-01-30 | 2010-08-05 | Consolidated Edison Company Of New York, Inc. | Device for installing aerial electrical power lines and method of operation |
| CN204243616U (en) * | 2014-11-24 | 2015-04-01 | 国家电网公司 | A kind of helicopter unwrapping wire crosses the device of middle phase |
| CN204304318U (en) * | 2015-01-13 | 2015-04-29 | 国家电网公司 | A kind of helicopter unwrapping wire high speed tensioner |
| CN204651782U (en) * | 2015-06-04 | 2015-09-16 | 中国电力科学研究院 | Phase connection device in one |
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2015
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100192373A1 (en) * | 2009-01-30 | 2010-08-05 | Consolidated Edison Company Of New York, Inc. | Device for installing aerial electrical power lines and method of operation |
| CN204243616U (en) * | 2014-11-24 | 2015-04-01 | 国家电网公司 | A kind of helicopter unwrapping wire crosses the device of middle phase |
| CN204304318U (en) * | 2015-01-13 | 2015-04-29 | 国家电网公司 | A kind of helicopter unwrapping wire high speed tensioner |
| CN204651782U (en) * | 2015-06-04 | 2015-09-16 | 中国电力科学研究院 | Phase connection device in one |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110406402A (en) * | 2018-12-10 | 2019-11-05 | 乌鲁木齐爱思特专利转让服务有限责任公司 | A kind of long-distance flight system |
| CN110406402B (en) * | 2018-12-10 | 2023-10-03 | 乌鲁木齐爱思特专利转让服务有限责任公司 | Remote flight system |
| CN109787154A (en) * | 2019-01-23 | 2019-05-21 | 浙江省送变电工程有限公司 | A kind of traction of helicopter unwrapping wire, counterweight attachment device and its operating method |
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|---|---|
| CN104852330B (en) | 2017-09-01 |
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