CN203967279U - Corner pole circuit interior angle side joint device for connecting earth - Google Patents
Corner pole circuit interior angle side joint device for connecting earth Download PDFInfo
- Publication number
- CN203967279U CN203967279U CN201420239769.4U CN201420239769U CN203967279U CN 203967279 U CN203967279 U CN 203967279U CN 201420239769 U CN201420239769 U CN 201420239769U CN 203967279 U CN203967279 U CN 203967279U
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- China
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- clamping plate
- interior angle
- angle side
- insulating bar
- jaws
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- 230000001681 protective effect Effects 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000006378 damage Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Abstract
The utility model relates to power industry overhead transmission line service equipment technical field, specifically a kind of corner pole circuit interior angle side joint device for connecting earth.When transmission line interruption maintenance, for the shaft tower of special shape, as the circuit corner of its interior angle side of large corner pole, make wire away from shaft tower, adopt existing earth connection fastening means to mount the operation of protective earthing line very difficult, operating efficiency is lower.The utility model binding clip is articulated and connected and is formed by two clamping plates, and the clamp holder of one side clamping plate is fixed with connecting plate, and connecting plate is connected with the bolt on insulating bar top; The clamp holder of opposite side clamping plate connects protective earthing line; In the jaws of binding clip, be provided with the driving lever that supports jaws.The utility model has the advantages that: simple and reasonable, operation is reliable, realizes articulating fast of large corner pole interior angle side line grounding wire, and wire clamp and insulating bar are threaded connection, easy disassembly; Greatly reduce difficulty of construction, effectively raise operating efficiency.
Description
Technical field
The utility model relates to power industry overhead transmission line service equipment technical field, specifically a kind of corner pole circuit interior angle side joint device for connecting earth.
Background technology
Ground protection line is protection instrument important in power transmission lines overhauling work, when line outage maintenance, installs protective earthing line on the wire at job site two ends, can prevent the injury that the situation such as induced electricity, the unexpected incoming call of equipment causes staff.The attended operation of existing ground protection line is: staff stands on shaft tower, is positioned at transmission pressure top, utilizes the mode of insulating cord suspention, completes the attended operation of earth connection.
Along with the fast development of electrical network, there is the shaft tower of a lot of special shapes, as the large corner pole in transformer station exit, in the circuit of large corner pole interior angle side, turn to cross arm of tower outside away from shaft tower, staff utilizes existing method of attachment to mount working earthing line, installs and removes very difficult, operating efficiency is lower, and has potential safety hazard.
Summary of the invention
The purpose of this utility model is to provide a kind of corner pole circuit interior angle side joint device for connecting earth, and simple and reasonable, convenient operation, effectively raises operating efficiency.
The technical solution of the utility model: comprise binding clip, connecting plate, insulating bar, protective earthing line; Insulating bar end is provided with screw rod; Binding clip is made up of quiet clamping plate, moving clamping plate, and two clamping plates is oppositely arranged, middle part is articulated and connected by rotating shaft, is set with the back-moving spring that keeps wire clamp closure in rotating shaft; The leading portion of two clamping plate is jaws, and back segment is clamp holder; The jaws section of quiet clamping plate is provided with longitudinal long guide through hole, in long guide through hole, a position-limitting pin is laterally housed; The jaws section of moving clamping plate, by the bearing pin driving lever that is articulated and connected, is stretched out in the long guide through hole of driving lever outer end by quiet clamping plate, and driving lever is provided with the draw-in groove coordinating with the position-limitting pin of growing in guide through hole;
The clamp holder of moving clamping plate and quiet clamping plate connects respectively protective earthing line and connecting plate; Connecting plate end is connected with the screw rod of insulating bar end by screw thread.
Further, the jaws of described clamping plate inner side is provided with the clamp notch of arc.
Further, described insulating bar is Multi section bar body structure, passes through screw thread or clamp connection between each body of rod.
The utility model has the advantages that: simple and reasonable, operation is reliable, realizes articulating fast of large corner pole interior angle side line grounding wire, and wire clamp and insulating bar are threaded connection, easy disassembly; Greatly reduce difficulty of construction, effectively raise operating efficiency.
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is elaborated.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
In figure: 1, quiet clamping plate, 2, moving clamping plate, 3, driving lever, 4, long guide through hole, 5, connecting plate, 6, insulating bar, 7, protective earthing line.
Embodiment
As can be seen from Figure 1, the utility model comprises binding clip, connecting plate 5, insulating bar 6, protective earthing line 7; Insulating bar 6 is Multi section bar body structure, and between each body of rod, by screw thread or clamp connection, the end of first segment insulating bar 6 is provided with the screw rod being connected with binding clip; Binding clip is made up of quiet clamping plate 1, moving clamping plate 2, and two clamping plates is oppositely arranged, middle part is articulated and connected by rotating shaft; The leading portion of two clamping plate forms jaws, and back segment is clamp holder, connects in the rotating shaft of dynamic and static clamping plate back-moving spring is housed, and the inner side of pressing two clamping plate handles is pushed up respectively at back-moving spring two ends, and binding clip is kept closed; The jaws inner side of quiet clamping plate 1 and moving clamping plate 2 is provided with the clamp notch of arc, increases the contact area of clamping plate and wire, and reduces the damage of wire clamp to wire.
The jaws section of quiet clamping plate 1 is provided with longitudinal long guide through hole 4, and long guide through hole 4 is interior is laterally equipped with a position-limitting pin, and the two ends of this position-limitting pin are fixed on long guide through hole wall; The jaws section of moving clamping plate 2, by the bearing pin driving lever 3 that is articulated and connected, is stretched out in the long guide through hole 4 of driving lever 3 outer ends by quiet clamping plate, makes driving lever 3 in the time that bearing pin swings, and outer section of driving lever moves growing guide through hole 4; Driving lever 3 is provided with the draw-in groove coordinating with the position-limitting pin in long guide through hole 4, and this draw-in groove opening is towards wire clamp front opening side.
The clamp holder of two clamping plates connects respectively protective earthing line 7 and connecting plate 5; In the present embodiment, the clamp holder of moving clamping plate 2 is bolted fixing protective earthing line 7, and the other end of protective earthing line 7 is connected with ground connection clamp, and protective earthing line 7 is the multiply annealed copper wire with sheath; Connecting plate 5 is fixed on by riveted joint on the clamp holder of quiet clamping plate 1, and connecting plate 5 ends are provided with screw, and is connected with the screw rod of insulating bar 6 ends.
Use the utility model to carry out large corner pole interior angle side line grounding wire while articulating, staff stands on cross arm of tower, utilize connecting plate 5 binding clip to be assemblied on the screw rod on insulating bar 6 tops, by the clamp holder of jointing clamp, jaws is opened, stir driving lever 3 draw-in groove on driving lever 3 is withstood on the position-limitting pin in the long guide through hole of quiet clamping plate 1, support dynamic and static clamping plate and make binding clip keep open configuration; Hand-held insulating bar 6 is delivered to binding clip at the wire place of shaft tower corner inner angle side, make wire enter jaws and touch driving lever 3, driving lever 3 swings along long guide through hole and swings to jaws inner side (i.e. the hinged place of two clamping plate), two clamping plate lose support, closed clamping wire under the effect of back-moving spring, then rotating insulated bar, makes insulating bar 6 separate with binding clip.
After service work finishes, recycling insulating bar 6 end bolt connect the connecting plate 5 of binding clip, and firmly pull insulating bar 6 to drive binding clip, and wire is deviate from the arc clamp notch of binding clip jaws, pull down earth connection.
The utility model utilizes insulating bar binding clip accurately can be arranged on the circuit of shaft tower corner inner side; wire clamp and insulating bar are threaded connection; staff can carry out the disassemble and assemble work of ground protection line easily and quickly; solve extension on the large corner pole interior angle of transmission line side wire and torn the more difficult problem of protective earthing line open; reduce difficulty of construction, improved operating efficiency.
Finally should be noted that: above embodiment is used for illustrating that the technical solution of the utility model is not intended to limit; those skilled in the art modifies to execution mode or part technical characterictic is equal to replacement; and do not depart from the essence of technical solutions of the utility model, within all should being encompassed in the utility model scope required for protection.
Claims (3)
1. a corner pole circuit interior angle side joint device for connecting earth, is characterized in that: comprise binding clip, connecting plate (5), insulating bar (6), protective earthing line (7); Insulating bar (6) end is provided with screw rod; Binding clip is made up of quiet clamping plate (1), moving clamping plate (2), and two clamping plates is oppositely arranged, middle part is articulated and connected by rotating shaft, is set with the back-moving spring that keeps wire clamp closure in rotating shaft; The leading portion of two clamping plate is jaws, and back segment is clamp holder; The jaws section of quiet clamping plate (1) is provided with longitudinal long guide through hole (4), in long guide through hole (4), a position-limitting pin is laterally housed; The jaws section of moving clamping plate (2) is by the bearing pin driving lever (3) that is articulated and connected, and quiet clamping plate are stretched out by growing in guide through hole (4) in driving lever (3) outer end, and driving lever (3) is provided with the draw-in groove coordinating with the position-limitting pin in long guide through hole;
The clamp holder of moving clamping plate (2) and quiet clamping plate (1) connects respectively protective earthing line (7) and connecting plate (5); Connecting plate (5) end is connected with the screw rod of insulating bar (6) end by screw thread.
2. a kind of corner pole circuit interior angle side joint device for connecting earth according to claim 1, is characterized in that: the jaws inner side of described quiet clamping plate (1) and moving clamping plate (2) is provided with the clamp notch of arc.
3. a kind of corner pole circuit interior angle side joint device for connecting earth according to claim 1, is characterized in that: described insulating bar (6) is Multi section bar body structure, passes through screw thread or clamp connection between each body of rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420239769.4U CN203967279U (en) | 2014-05-12 | 2014-05-12 | Corner pole circuit interior angle side joint device for connecting earth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420239769.4U CN203967279U (en) | 2014-05-12 | 2014-05-12 | Corner pole circuit interior angle side joint device for connecting earth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203967279U true CN203967279U (en) | 2014-11-26 |
Family
ID=51927825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420239769.4U Active CN203967279U (en) | 2014-05-12 | 2014-05-12 | Corner pole circuit interior angle side joint device for connecting earth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203967279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808282A (en) * | 2018-05-09 | 2018-11-13 | 国家电网公司 | A kind of transmission line of electricity angle tower ground wire is special to hang tool |
-
2014
- 2014-05-12 CN CN201420239769.4U patent/CN203967279U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808282A (en) * | 2018-05-09 | 2018-11-13 | 国家电网公司 | A kind of transmission line of electricity angle tower ground wire is special to hang tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |