CN208986493U - Rotary ground wire shorting bar - Google Patents
Rotary ground wire shorting bar Download PDFInfo
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- CN208986493U CN208986493U CN201821860417.5U CN201821860417U CN208986493U CN 208986493 U CN208986493 U CN 208986493U CN 201821860417 U CN201821860417 U CN 201821860417U CN 208986493 U CN208986493 U CN 208986493U
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Abstract
本实用新型公开了一种旋转式地线短接棒，包括绝缘管、固定于绝缘管头端的接头座、与接头座固定的锁紧套、与锁紧套转动连接的固定套、具有夹口的固定线夹、设于夹口内的活动夹块、与活动夹块连接的万向螺母，所述万向螺母穿过固定套且可相对固定套转动，所述万向螺母由绝缘管带动转动且在转动时驱动活动夹块移动。本实用新型使用时根据作业现场架空地线与横担的距离及角度选择线夹与绝缘管的相对角度，可使线夹开口朝向任何方向，满足了各种作业现场的使用要求。
The utility model discloses a rotary ground wire shorting rod, which comprises an insulating pipe, a joint seat fixed on the head end of the insulating pipe, a locking sleeve fixed with the joint seat, a fixed sleeve rotatably connected with the locking sleeve, and a clamping opening is provided. The fixed wire clamp, the movable clamp block arranged in the clamp mouth, and the universal nut connected with the movable clamp block, the universal nut passes through the fixed sleeve and can be rotated relative to the fixed sleeve, and the universal nut is driven by the insulating tube to rotate And when rotating, the movable clamping block is driven to move. When the utility model is used, the relative angle of the wire clip and the insulating tube is selected according to the distance and angle of the overhead ground wire and the cross arm at the job site, so that the opening of the wire clip can be directed to any direction, which meets the use requirements of various job sites.
Description
Technical field
The utility model belongs to electric power project engineering field, and in particular to the ground wire grounded stick of overhead transmission line, it is main suitable
It is used when ground wire grounded for high pressure overhead power line.
Background technique
Power industry is to support the infrastructural industries and public utilities of national economy and social development, as China its people pass through
The fast development of Ji and the continuous improvement of living standards of the people, it is also higher and higher to the degree of dependence of electric power.Therefore, power grid security
Concerning national economy, and transmission line safety is the important leverage of power grid security.It, must in order to ensure the safety and stability of transmission facility
It must provide to carry out equipment maintenance defect elimination, investigation hidden danger in strict accordance with regulation.500KV and the above overhead transmission line are contacted
It is the robust techniques means for guaranteeing personal safety and preventing to incude electrification to aerial earth wire effective grounding when the operation of ground wire.
Widely applied ground wire short circuit mode is to be used using the alternative ground wire grounded stick of 10kV grounding rod in operation at present
When earthing clamp is fixed on Ground wire with insulation ocver by operator's rotating insulated pipe, since this kind of grounding rod clamp is not able to rotate
It cannot be guaranteed that insulation tube is vertical with ground wire, and due to the presence of ground insulator, operator is exhausted when operating on the cross-arm of high-altitude
There are certain angles with ground wire for edge pipe, prevent wire clamp from being firmly clamped on ground wire, often occur contacting between clip and conducting wire
Bad clip slide or conducting wire and wire clamp between generate induction discharge, burn out wire clamp and ground wire, induced electricity causes when long working
Wire clamp damage even accident of human electric shock.The purpose for ensureing operation safety cannot be played.In operation, for apart from biggish feelings
Condition needs operator to lean out other than cross-arm, and operation difficulty is big, and danger coefficient is high.
The above ground wire grounded mode technical difficulty is big, takes time and effort, complex procedures have seriously affected production plan, reduces
Working efficiency cannot ensure operation safety.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of rotary ground wire shorting bar, keeps wire clamp secured
Be clamped on ground wire.
In order to solve the above technical problems, the utility model adopts the following technical solution: rotary ground wire shorting bar, including it is exhausted
Edge pipe, the plinth for being fixed on insulation tube head end, the lock sleeve fixed with plinth and the fixing sleeve of lock sleeve rotation connection,
Fixing clamper with clamping opening, the movable clip block in clamping opening, the universal nut being connect with movable clip block, the universal nut
It can rotate across fixing sleeve and relative to fixed set, the universal nut is rotated by insulation tube drive and driving activity is pressed from both sides in rotation
Block is mobile, and the fixing sleeve has horizontal part and connect with horizontal part and the axially-extending portion axially extending to insulation tube, described
Universal nut activity passes through horizontal part, and the axially-extending portion and lock sleeve are rotatablely connected and after rotateing in place by locking knot
Structure locking.
By adopting the above technical scheme, wire clamp can rotate the utility model around universal nut, between fixing sleeve and lock sleeve
It can relatively rotate, in use, according to operation field aerial earth wire at a distance from cross-arm and angle Selection wire clamp and insulation tube
Relative angle can make wire clamp opening towards any direction, meet the requirement of various operation fields.It provides a kind of quick
Effectively, the ground wire grounded specific purpose tool of high pressure overhead power line securely and reliably, is connect with realizing in power transmission lines overhauling operation
The equipment reliable ground in safe, rapid, the easy region that fulfils assignment, provides reliable peace for upkeep operation in the line that contacts to earth work
All risk insurance barrier.
Preferably, the locking mechanism includes clamping screw and locking nut, locking nut can make after unscrewing fixing sleeve around
Clamping screw rotation, locking nut fix fixing sleeve and lock sleeve after screwing.
Preferably, the axially-extending portion connect positioning pin with lock sleeve junction, and the lock sleeve is evenly equipped with along axial direction
Locating slot makes to be fixed on difference between fixing sleeve and lock sleeve by the chimeric of positioning pin and the different locating slots on lock sleeve
Relative position.
Preferably, the universal grounding rod further includes the chain for connecting insulation tube and universal nut.
Preferably, the universal nut be equipped with to insulation tube head extend U-shaped folder mouth, U-shaped folder mouth two sidewalls it
Between be connected with fixing bolt, one end of the chain and elastic cylinder pin connection, the other end are connect with fixing bolt.
The specific technical solution and its advantages of the utility model will combine attached in the following detailed description
Figure is described in detail.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and detailed description:
Fig. 1 is the outline structural diagram of the utility model；
Fig. 2 is the schematic cross-sectional view of the utility model.
Specific embodiment
Referring to fig. 1 and fig. 2, a kind of universal grounding rod of overhead transmission line ground wire, including insulation tube 15, be fixed on absolutely
The plinth 16 at edge tube head end, the fixing sleeve 4 being rotatablely connected with lock sleeve 12, has the lock sleeve 12 fixed with plinth 16
The fixing clamper 1 of clamping opening, the movable clip block 8 in clamping opening, the universal nut 2 being connect with movable clip block 8, the universal nut
2 are rotatablely connected with fixing sleeve 4, and the universal nut 2 drives rotation and the knot in rotation by being threadedly engaged by insulation tube 15
Rotation is converted to linear movement by structure, to drive movable clip block 8 mobile, perhaps locked with fixing clamper ground wire or
Ground wire is unclamped, circumferential positioning structure is equipped between the lock sleeve 12 and fixing sleeve 4, with opposite in lock sleeve 12 and fixing sleeve 4
Position is fixed after rotation.
Wire clamp can rotate under external force around universal nut 2, while opposite can turn between lock sleeve 12 and fixing sleeve 4
It is dynamic, in this way, passing through being freely rotated for two axial directions, wire clamp opening can be made towards any direction, in use, according to operation field frame
Vacant lot line is at a distance from cross-arm and the relative angle of angle Selection fixing clamper 1 and insulation tube 15, to meet all handling situations
Needs.The utility model has light-weight, flexible operation, operating efficiency high, applied widely, easy to carry, highly-safe
The features such as, significantly reduce the labor intensity of operating personnel, it is ensured that the person and equipment safety save manpower and material resources, meet
The requirements of various operation fields.It drives universal nut 2 to rotate when the rotating insulated pipe 15 of operator, makes movable clip block 8
It moves forward or back, achievees the purpose that clamp or loosen ground wire.
Wherein, the fixing sleeve 4 has horizontal part and connect with horizontal part and to axially extending axially extending of insulation tube
Portion, universal 2 activity of nut pass through horizontal part, and circumferential positioning structure includes clamping screw 6 and locking nut 7, the axial direction
Extension is connect with lock sleeve 12 by clamping screw 6 and locking nut 7, can adjust fixing sleeve 4 by the rotation of locking nut 7
With the tightness of lock sleeve 12, after unscrewing fixing sleeve 4 can rotate locking nut around clamping screw 6, after locking nut 7 screws
Fixing sleeve 4 and lock sleeve 12 is fixed, make to reach different relative positions between fixing sleeve 4 and lock sleeve 12.Locking nut 7 can
To use wing nut, to facilitate hand Screw or unscrew.
Circumferential positioning structure further includes positioning pin 5, and the axially-extending portion connect positioning pin 5 with 12 junction of lock sleeve,
The lock sleeve 12 is evenly equipped with locating slot along axial direction, by the chimeric of positioning pin and the different locating slots on lock sleeve, makes to fix
Different relative positions are fixed between set 4 and lock sleeve 12.
The both ends of the plinth 16 are respectively provided with the path cylindrical portion and major diameter cylindrical portion to connect, 12 turns of the lock sleeve
Dynamic to be connected on the outside of path cylindrical portion, the major diameter cylindrical portion is rotatably connected on insulation tube head end.The lock sleeve 12 and connector
Seat 16 is fixed by holding screw 14.It is adjusted between plinth 16 and lock sleeve 12 by the holding screw 14 on lock sleeve 12
Position guarantees that the plinth center of circle and the center of circle of lock sleeve 12 coincide.The major diameter cylindrical portion and insulation tube 15 pass through Elastic Circular
Pin 10 is fixed.
The universal grounding rod further includes connection insulation tube 15 and 2 chain 13 of universal nut, one end of the universal nut 2
Equipped with the U-shaped folder mouth extended to insulation tube head, fixing bolt 11, the chain are connected between U-shaped folder mouth two sidewalls
One end connect with elastic cylindrical pin 10, the other end is connect with fixing bolt 11.Using the connection of chain 13 and fixing bolt 11
Mode both can guarantee that insulation tube rotation drove universal nut rotation, and also fixing sleeve 4 allowed to rotate around clamping screw 6.In addition, institute
It states insulation tube 15 and is connected with rubber handguard 17, held for operator.
In use, first the ground terminal of grounding rod is fixed on steel tower, guarantee good earth, operator rotates when use
Rubber handguard 17 slides movable clip block 8, and wire clamp clamping opening is opened, and rotates wire clamp, makes wire clamp clamping opening towards the side being easily installed
To rotation locking nut 7 deviates from positioning pin 5 out of locating slot, and rotation fixing sleeve 4 makes wire clamp with 6 axis of clamping screw
Side is rotated up, and is reached and is easy to field erected orientation, rotates locking nut 7, positioning pin 5 is made to be caught in the positioning on lock sleeve 12
In slot.Operator holds rubber handguard 17 and wire clamp is put on aerial earth wire, and adjustment opening direction makes clamping opening be stuck in aerial ground
On line, after wire clamp is stuck on ground wire, insulation tube 15, under the drive of chain 13, universal nut 2 are rotated by rubber handguard 17
Promotion activity wire clamp 8 is mobile, until wire clamp is clamped on aerial earth wire.Pass through the rotation insulation of rubber handguard 17 after the completion of work
Pipe 15, under the transmission effect of chain 13, universal nut 2 drives mutual movable clip block 8 mobile, keeps the wire clamp being clamped on ground wire loose
It is dynamic, until wire clip body can be removed from aerial earth wire.Then ground terminal is removed, entire work is completed.
By adopting the above technical scheme, the beneficial effects of the utility model are:
1, the utility model is easy to carry, light-weight, easy to operate, applied widely；
2, the utility model devise wire clamp rotation mounting means, meet at present production in be related to it is all aerially
Line Grounding；
3, the utility model shortens the operating time, reduces labor intensity；
4, in design, manufacture, the rough sledding being likely to occur in operation is avoided, prompt operation is realized.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, being familiar with the those skilled in the art should be understood that the utility model includes but is not limited to retouch in specific embodiment above
The content stated.The modification of any function and structure principle without departing from the utility model is intended to be included in the range of claims
In.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821860417.5U CN208986493U (en) | 2018-11-13 | 2018-11-13 | Rotary ground wire shorting bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821860417.5U CN208986493U (en) | 2018-11-13 | 2018-11-13 | Rotary ground wire shorting bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208986493U true CN208986493U (en) | 2019-06-14 |
Family
ID=66790873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821860417.5U Active CN208986493U (en) | 2018-11-13 | 2018-11-13 | Rotary ground wire shorting bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208986493U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111969492A (en) * | 2020-09-16 | 2020-11-20 | 国网江苏省电力有限公司镇江供电分公司 | Charged lapping auxiliary device |
-
2018
- 2018-11-13 CN CN201821860417.5U patent/CN208986493U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111969492A (en) * | 2020-09-16 | 2020-11-20 | 国网江苏省电力有限公司镇江供电分公司 | Charged lapping auxiliary device |
| CN111969492B (en) * | 2020-09-16 | 2025-05-13 | 国网江苏省电力有限公司镇江供电分公司 | A kind of live bonding auxiliary device |
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