CN204481155U - The charged downlead component of overhead transmission line big current and operating mechanism thereof - Google Patents
The charged downlead component of overhead transmission line big current and operating mechanism thereof Download PDFInfo
- Publication number
- CN204481155U CN204481155U CN201520221518.8U CN201520221518U CN204481155U CN 204481155 U CN204481155 U CN 204481155U CN 201520221518 U CN201520221518 U CN 201520221518U CN 204481155 U CN204481155 U CN 204481155U
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- Prior art keywords
- screw
- inlet bracket
- operating mechanism
- cable inlet
- operation bar
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 16
- 238000003032 molecular docking Methods 0.000 claims abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- 239000004411 aluminium Substances 0.000 claims description 11
- 239000011810 insulating material Substances 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 238000002788 crimping Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses the charged downlead component of a kind of overhead transmission line big current and operating mechanism thereof, downlead component comprises branch cable clamp and Wiring nose, branch cable clamp comprises cable inlet bracket and the cover plate of upper and lower docking, be connected by screw between Wiring nose and the downside of cable inlet bracket, there is connecting screw hole the downside of cable inlet bracket; Operating mechanism comprises jig, support operation bar and screw propulsion action bars, support operation bar is hollow circular-tube, screw propulsion action bars is assemblied in wire clamp support operation bar, can move up and down, jig is connected to the upper end of support operation bar, screw propulsion action bars upper end is connected with through jig, for tightening the sleeve die of screw, jig blocks cable inlet bracket, prevent cable inlet bracket from rotating when screw being connected fastening Wiring nose and cable inlet bracket to make sleeve die.The contact area of branch cable clamp and bus is large, and the connection of corresponding component all has the characteristic of stable mechanical performance, improves Supply Security, and operating mechanism installation and removal branch cable clamp is convenient.
Description
Technical field
The utility model relates to the charged downlead device on a kind of big current transmission line, is specifically related to the charged downlead component on a kind of big current transmission line and operating mechanism thereof.
Background technology
When equipment on transmission line goes wrong and needs maintenance in running, need disconnected branches power supply to guarantee safety inspection.In order to ensure operation of power networks, sometimes need charged deciliter branch road.Above-mentioned two kinds of operations all will use downlead component, but the structure of current downlead component is generally screw rod promotion slide block and moves up and down along the track inside support body, and the rotation of screw rod likely makes slide block also produce certain rotation, stuck phenomenon is there is in the process that so just may move up and down at slide block, assembly and disassembly operations difficulty is large, and staff's operation with high pressure is dangerous; In addition also may not clamping wire and occur arcing, impact power supply.
Utility model content
The purpose of this utility model is to provide that a kind of power supply reliability is high, installation and removal charged downlead device easily.
The utility model discloses the charged downlead component of a kind of overhead transmission line big current and operating mechanism thereof, comprise downlead component and operating mechanism, downlead component comprises branch cable clamp and Wiring nose, branch cable clamp comprises cable inlet bracket and the cover plate of upper and lower docking, removably connected by screw between Wiring nose and the downside of cable inlet bracket, there is connecting screw hole the downside of cable inlet bracket; Operating mechanism comprises jig, support operation bar and screw propulsion action bars, support operation bar is hollow circular-tube, screw propulsion action bars is assemblied in wire clamp support operation bar, can move up and down, jig is connected to the upper end of support operation bar, screw propulsion action bars upper end is connected with through jig, for tightening the sleeve die of screw, jig blocks cable inlet bracket, prevent cable inlet bracket from rotating when screw being connected fastening Wiring nose and cable inlet bracket to make sleeve die.
The cross section interlude of described cover plate and cable inlet bracket is the arc section of evagination, both sides are for connecting wing plate, connect on wing plate and be furnished with butt hole along its length, two arc sections are coated by bus, are connected fastening by the bolt and corresponding nut passing butt hole by cover plate with cable inlet bracket; There is convex along its length in the outside of cable inlet bracket arc section, and on convex, through-thickness is furnished with screw.
Described Wiring nose is the single piece that connecting plate, aluminium hydraulic pressed connecting pipe and guard tube are arranged successively, and connecting plate is L-type plate, and its horizontal segment has connecting hole, and aluminium hydraulic pressed connecting pipe is positioned at the lower end of the vertical section of connecting plate, and guard tube is positioned at the lower end of aluminium hydraulic pressed connecting pipe; Connecting plate is connected fastening by the screw through connecting hole with the screw on the downside of described cable inlet bracket.
Described jig comprises connecting circular tube, square base plate and clamping supporting leg from the bottom up successively, and four clamping supporting legs separate from the corner of square base plate; The inwall of connecting circular tube has screw thread, and the center position of square base plate has the circular hole, the flexible clip in side that run through its thickness.
The connecting circular tube of described jig and the upper end of support operation bar are threaded connection, and the upper end outer wall of support operation bar has the connecting thread corresponding to connecting circular tube.
Described screw propulsion action bars and support operation bar all adopt insulating material to make, and connected by upper and lower two bearings between the two, screw propulsion action bars can move up and down in the endoporus of bearing.
The top of described sleeve die is sleeve, and bottom is connection side's tenon, and the axial centre hole shape of sleeve mates with the nose shape of described screw.
The center vertically of described screw propulsion action bars upper end has vertical being connected with in square hole, the lower end of mating with described connection side's tenon can the operating grip of left and right movement.
The branch cable clamp of the utility model downlead component is designed to upper and lower Split type structure, by bolt, cover plate and cable inlet bracket are docked fastening after the coated bus of arc section of cover plate and cable inlet bracket, in the downside of cable inlet bracket, connecting screw hole is set, Wiring nose is connected fastening by screw with cable inlet bracket, crimping conduction in the cable core insertion aluminium hydraulic pressed connecting pipe that offset terminal is exposed, the insulating barrier at insulating stripping mouth place inserts the interior crimping of guard tube and avoids rainwater and dust to enter.
Screw propulsion action bars is built in support operation bar by bearing by operating mechanism of the present utility model, jig is connected to the upper end of support operation bar, and the screw propulsion that screw propulsion action bars can be stable in the endoporus of bearing, bearing has guide effect.The square tenon of sleeve die bottom inserts and revolves in the square hole of forward operation bar upper end.
First pre-install branch cable clamp thereon by after bus power-off, be then energized.The vertical section having crimped the Wiring nose of branch bar is placed in flexible collar, the screw head connecting Wiring nose and cable inlet bracket is inserted in the sleeve die of revolving forward operation bar upper end, the connecting plate of Wiring nose is enclosed within screw, jig blocks convex on the downside of cable inlet bracket, connecting screw hole on convex aimed at by screw, then to operate in the connecting screw hole that screw is screwed on the downside of cable inlet bracket by screw propulsion action bars i.e. substep and is completed by charged for downlead component fitting operation.
The contact area of branch cable clamp and bus is large, docking between its cover plate and cable inlet bracket is fastening, Wiring nose is fastening with the connection of branch cable clamp, Wiring nose crimps the characteristic all with stable mechanical performance with offset, thus ensures the object realizing raising Supply Security.The crimping Wiring nose of offset and the charged installation of connection of branch cable clamp cable inlet bracket, operating personnel by operating mechanism in terrestrial operation, without the need to entering electric field, simple and quick and safety.The dismounting reverse operating of Wiring nose.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the A portion enlarged diagram in Fig. 1.
Fig. 3 is that schematic diagram is looked on a left side for branch cable clamp in Fig. 1.
Fig. 4 is the structural representation of operating mechanism in Fig. 1.
Fig. 5 be Fig. 4 overlook enlarged diagram.
Embodiment
As shown in Figures 1 to 5, the utility model discloses the charged downlead component of a kind of overhead transmission line big current and operating mechanism thereof, comprise downlead component 1, sleeve die 2 and operating mechanism 3.
Downlead component 1 comprises branch cable clamp 11 and Wiring nose 12.Branch cable clamp 11 is upper and lower Split type structure, comprises the cable inlet bracket 111 and cover plate 112 that cooperatively interact.The cross section interlude of cover plate 112 and cable inlet bracket 111 is the arc section of evagination, both sides are for connecting wing plate, connect on wing plate and be furnished with butt hole along its length, cover plate 112, by coated for bus 4, is connected fastening with cable inlet bracket 111 by the bolt and corresponding nut passing butt hole by two arc sections.There is convex 1111 along its length in the outside of cable inlet bracket 111 arc section, and on convex 1111, through-thickness is furnished with wiring screw.The integral part that Wiring nose 12 is connecting plate 121, aluminium hydraulic pressed connecting pipe 122 and guard tube 123 are arranged successively.Connecting plate 121 is L-type plate, and its horizontal segment has connecting hole, and aluminium hydraulic pressed connecting pipe 122 is positioned at the lower end of the vertical section of connecting plate 121, and guard tube 123 is positioned at the lower end of aluminium hydraulic pressed connecting pipe 122.Connecting plate 121 is connected fastening by the screw 5 through connecting hole with the wiring screw on the downside of cable inlet bracket 111.
The top of sleeve die 2 is sleeve 21, and bottom is connection side's tenon 22, and the axial centre hole shape of sleeve 21 mates with the nose shape of screw 5.
Operating mechanism 3 comprises branch cable clamp jig 31, support operation bar 32 and screw propulsion action bars 33.Support operation bar 32 is the pipe of hollow, its upper end outer wall has connecting thread, connected by upper and lower two bearings 34 between screw propulsion action bars 33 and support operation bar 32, screw propulsion action bars 33 can move up and down in the endoporus of bearing 34, and bearing 34 has guide function.The upper end of screw propulsion action bars 33 has the square hole at center vertically, lower end to be vertically connected with can the operating grip 331 of left and right movement.Branch cable clamp jig 31 comprises connecting circular tube 311, square base plate 312 and clamping supporting leg 313 from the bottom up successively, four clamping supporting legs 313 separate from the corner of square base plate 312, the inwall of connecting circular tube 311 has screw thread, and the center position of square base plate 312 has the circular hole 3121, the flexible clip 314 in side that run through its thickness.The connecting circular tube 311 of branch cable clamp jig 31 lower end is threaded connection with the upper end of support operation bar 32.
The branch cable clamp of downlead component is designed to upper and lower Split type structure, by bolt, cover plate and cable inlet bracket are docked fastening after the coated bus of arc section of cover plate and cable inlet bracket, in the downside of cable inlet bracket, connecting screw hole is set, Wiring nose is connected fastening by screw with cable inlet bracket, crimping conduction in the cable core insertion aluminium hydraulic pressed connecting pipe that offset terminal is exposed, the insulating barrier at insulating stripping mouth place inserts the interior crimping of guard tube and avoids rainwater and dust to enter.
Screw propulsion action bars is built in support operation bar by bearing by operating mechanism of the present utility model, jig is connected to the upper end of support operation bar, and the screw propulsion that screw propulsion action bars can be stable in the endoporus of bearing, bearing has guide effect.The square tenon of sleeve die bottom inserts and revolves in the square hole of forward operation bar upper end.
First pre-install branch cable clamp thereon by after wire power-off, be then energized.The vertical section having crimped the Wiring nose of offset is placed in flexible collar, the screw head connecting Wiring nose and cable inlet bracket is inserted in the sleeve die of revolving forward operation bar upper end, the connecting plate of Wiring nose is enclosed within screw, jig blocks convex on the downside of cable inlet bracket, connecting screw hole on convex aimed at by screw, then to operate in the connecting screw hole that screw is screwed on the downside of cable inlet bracket by screw propulsion action bars i.e. substep and is completed by charged for downlead component fitting operation.
The contact area of branch cable clamp and bus is large, docking between its cover plate and cable inlet bracket is fastening, Wiring nose is fastening with the connection of branch cable clamp, Wiring nose crimps the characteristic all with stable mechanical performance with offset, thus ensures the object realizing raising Supply Security.The crimping Wiring nose of offset and the charged installation of connection of branch cable clamp cable inlet bracket, operating personnel by operating mechanism in terrestrial operation, without the need to entering electric field, simple and quick and safety.The dismounting reverse operating of Wiring nose.
Claims (8)
1. the charged downlead component of overhead transmission line big current and operating mechanism thereof, it is characterized in that: this device comprises downlead component and operating mechanism, downlead component comprises branch cable clamp and Wiring nose, branch cable clamp comprises cable inlet bracket and the cover plate of upper and lower docking, removably connected by screw between Wiring nose and the downside of cable inlet bracket, there is connecting screw hole the downside of cable inlet bracket; Operating mechanism comprises jig, support operation bar and screw propulsion action bars, support operation bar is hollow circular-tube, screw propulsion action bars is assemblied in wire clamp support operation bar, can move up and down, jig is connected to the upper end of support operation bar, screw propulsion action bars upper end is connected with through jig, for tightening the sleeve die of screw, jig blocks cable inlet bracket, prevent cable inlet bracket from rotating when screw being connected fastening Wiring nose and cable inlet bracket to make sleeve die.
2. the charged downlead component of overhead transmission line big current as claimed in claim 1 and operating mechanism thereof, it is characterized in that: the cross section interlude of described cover plate and cable inlet bracket is the arc section of evagination, both sides are for connecting wing plate, connect on wing plate and be furnished with butt hole along its length, two arc sections are coated by bus, are connected fastening by the bolt and corresponding nut passing butt hole by cover plate with cable inlet bracket; There is convex along its length in the outside of cable inlet bracket arc section, and on convex, through-thickness is furnished with screw.
3. the charged downlead component of overhead transmission line big current as claimed in claim 1 and operating mechanism thereof, it is characterized in that: described Wiring nose is the single piece that connecting plate, aluminium hydraulic pressed connecting pipe and guard tube are arranged successively, connecting plate is L-type plate, its horizontal segment there is connecting hole, aluminium hydraulic pressed connecting pipe is positioned at the lower end of the vertical section of connecting plate, and guard tube is positioned at the lower end of aluminium hydraulic pressed connecting pipe; Connecting plate is connected fastening by the screw through connecting hole with the screw on the downside of described cable inlet bracket.
4. the charged downlead component of overhead transmission line big current as claimed in claim 1 and operating mechanism thereof, it is characterized in that: described jig comprises connecting circular tube, square base plate and clamping supporting leg from the bottom up successively, four clamping supporting legs separate from the corner of square base plate; The inwall of connecting circular tube has screw thread, and the center position of square base plate has the circular hole, the flexible clip in side that run through its thickness.
5. the charged downlead component of overhead transmission line big current as claimed in claim 4 and operating mechanism thereof, it is characterized in that: the connecting circular tube of described jig and the upper end of support operation bar are threaded connection, and the upper end outer wall of support operation bar has the connecting thread corresponding to connecting circular tube.
6. the charged downlead component of overhead transmission line big current as claimed in claim 1 and operating mechanism thereof, it is characterized in that: described screw propulsion action bars and support operation bar all adopt insulating material to make, connected by upper and lower two bearings between the two, screw propulsion action bars can move up and down in the endoporus of bearing.
7. the charged downlead component of overhead transmission line big current as claimed in claim 1 and operating mechanism thereof, is characterized in that: the top of described sleeve die is sleeve, and bottom is connection side's tenon, and the axial centre hole shape of sleeve mates with the nose shape of described screw.
8. the charged downlead component of overhead transmission line big current as claimed in claim 7 and operating mechanism thereof, is characterized in that: the center vertically of described screw propulsion action bars upper end has vertical being connected with in square hole, the lower end of mating with described connection side's tenon can the operating grip of left and right movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520221518.8U CN204481155U (en) | 2015-04-14 | 2015-04-14 | The charged downlead component of overhead transmission line big current and operating mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520221518.8U CN204481155U (en) | 2015-04-14 | 2015-04-14 | The charged downlead component of overhead transmission line big current and operating mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204481155U true CN204481155U (en) | 2015-07-15 |
Family
ID=53636929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520221518.8U Withdrawn - After Issue CN204481155U (en) | 2015-04-14 | 2015-04-14 | The charged downlead component of overhead transmission line big current and operating mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204481155U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752848A (en) * | 2015-04-14 | 2015-07-01 | 国家电网公司 | High-current live down lead component of overhead line and operating mechanism of high-current live down lead component |
| CN105261996A (en) * | 2015-11-03 | 2016-01-20 | 国网山东济南市历城区供电公司 | Special installation rod of U-type seat |
| CN111342447A (en) * | 2020-03-02 | 2020-06-26 | 国网湖北省电力有限公司宜昌供电公司 | Application of novel bypass cable operation in distribution network line ring main unit |
-
2015
- 2015-04-14 CN CN201520221518.8U patent/CN204481155U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752848A (en) * | 2015-04-14 | 2015-07-01 | 国家电网公司 | High-current live down lead component of overhead line and operating mechanism of high-current live down lead component |
| CN105261996A (en) * | 2015-11-03 | 2016-01-20 | 国网山东济南市历城区供电公司 | Special installation rod of U-type seat |
| CN105261996B (en) * | 2015-11-03 | 2017-06-16 | 国网山东济南市历城区供电公司 | A kind of special mounting rod of U-shaped seat |
| CN111342447A (en) * | 2020-03-02 | 2020-06-26 | 国网湖北省电力有限公司宜昌供电公司 | Application of novel bypass cable operation in distribution network line ring main unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150715 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |