CN202550273U - Compression spring type power grounding wire operating arm - Google Patents

Compression spring type power grounding wire operating arm Download PDF

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Publication number
CN202550273U
CN202550273U CN2012201897650U CN201220189765U CN202550273U CN 202550273 U CN202550273 U CN 202550273U CN 2012201897650 U CN2012201897650 U CN 2012201897650U CN 201220189765 U CN201220189765 U CN 201220189765U CN 202550273 U CN202550273 U CN 202550273U
Authority
CN
China
Prior art keywords
spring
compression spring
grounding wire
bar head
spring type
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2012201897650U
Other languages
Chinese (zh)
Inventor
魏汉峰
王彪
陈建文
李云利
李军
李强
潘家乐
林晓东
郑晓祺
彭真君
杨名杨
徐洪福
杨瑞波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Cangzhou Power Supply Co of State Grid Hebei Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Cangzhou Power Supply Co of State Grid Hebei Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, State Grid Hebei Electric Power Co Ltd, Cangzhou Power Supply Co of State Grid Hebei Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN2012201897650U priority Critical patent/CN202550273U/en
Application granted granted Critical
Publication of CN202550273U publication Critical patent/CN202550273U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a compression spring type power grounding wire operating arm which is used for solving the problems of difficulty in separating the operating arm from the grounding wire and easy damage of the grounding wire clamp. The compression spring type power grounding wire operating arm comprises a rod head and a rod body, wherein the low-half part of the rod head is sleeved in the rod body and is fixedly assembled with the rod body through a rod head fixing bolt, a spring type closed ring hook is fixedly arranged on the outer wall of the upper-half part of the rod head, and an automatic grounding wire conductor end separating mechanism is arranged inside the rod head. The compression spring type power grounding wire operating arm has the characteristics of safety and reliability, convenience for operation and no damage to the transmission line; and when the grounding wire is disassembled, by using the compression spring type electric power grounding wire operating arm, time and labor are saved, and working efficiency can be greatly increased on the basis of ensuring the personal safety of constructors.

Description

A kind of compression spring type is the line action bars power ground
Technical field
The utility model relates to a kind of transmission line and hangs the specific purpose tool that disconnects ground wire, and especially a kind of action bars of line power ground that has compression spring type bar head belongs to the power transmission lines overhauling equipment technical field.
Background technology
In power transmission lines overhauling work, hanging and disconnecting ground wire is the important measures of guaranteeing maintainer's personal safety, so must accurately hang up properly earth connection at short notice safely before the service work.The workflow of hanging earthing conductor is at present: the conductor end of earth connection is installed on the action bars; After hanging over the conductor end of earth connection on the line conductor through action bars; At first the rotating operation bar is deviate from the buckle of earth connection conductor end from the draw-in groove of action bars; Along draw-in groove direction pull joystick, action bars is separated with the earth connection conductor end again, accomplish the operation of hanging earthing conductor.Yet because the transmission line conductor part is a non-rigid structure; After the conductor end of earth connection and the interlock of line conductor part; The power line conductive of non-rigid structure is known from experience interlock thereupon when rotation and pull joystick; Be difficult to action bars is separated with the earth connection conductor end, increased the difficulty of staff's operation greatly, prolonged the time of hanging earthing conductor.In addition, when removing earth connection, because the hook of existing structure action bars is an open-loop design, the phenomenon that causes earth connection wire clamp (conductor end of earth connection) to fall and damage extremely easily also threatens site operation personnel's personal safety.
The utility model content
The purpose of the utility model is to disconnect the drawback that the ground wire mode exists to existing the extension, provides a kind of safe and reliable, easy to operate, can reduce workmen's labour intensity, and the compression spring type of increasing work efficiency is the line action bars power ground.
The said problem of the utility model realizes with following technical proposals:
A kind of compression spring type is the line action bars power ground; It comprises the bar head and the body of rod; Said bar head the latter half is sleeved on body of rod inside; And through bar head hold-down screw and the fixing assembling of the body of rod, fixed installation spring sealing bail is provided with earth connection conductor end automatic detachment machine structure in bar head inside on bar head the first half outer wall.
Above-mentioned compression spring type is the line action bars power ground; Said earth connection conductor end automatic detachment machine structure is made up of bolt, spring compression nut, compression spring, elastic washer, plain washer and hold-down nut, and said spring compression nut is fixedly set in the bolt middle part, and said compression spring housing is contained in the bolt outside; Be arranged between spring compression nut and the elastic washer; Said plain washer is fixed on the end of bar head, and said hold-down nut is positioned at below the plain washer, is assemblied in bolt tail.
Above-mentioned compression spring type is the line action bars power ground; Said spring sealing bail comprises fixed mount, closed rod and the catch that has opening; Said fixed mount is fixed on the bar head, and said closed rod is hinged through spring controling mechanism and fixed mount, said catch be positioned at the fixed mount opening above.
The utility model can be grounded separating of line conductor end and action bars smoothly through earth connection conductor end automatic detachment machine structure; As anchor clamps, when earth connection conductor end and action bars were installed, the dependence operating personnel exerted pressure in the draw-in groove with gnd conductor end buckle push operation bar with the compression spring for it; Through compression spring storage power; Rely on the elastic force of spring to conductor end this moment, makes buckle closely contact with baffle plate on the action bars head, guarantees slide relative not to take place; After earth connection conductor end and the interlock of transmission line conductor part; At this moment operating personnel only need a slight spinning movement, and buckle promptly is movable to outlet, rely on the elastic force of compression spring can action bars and earth connection conductor end be flicked; The utility model has adopted spring closed-loop hook structure; When winning the earth connection wire clamp, after spring sealing bail and wire clamp interlock, closed rod is closed; The earth connection wire clamp the phenomenon of falling can not occur; Avoided the damage of earth connection wire clamp and the injury that the site operation personnel are caused, on spring sealing bail, also be provided with catch, so that accurately locate when winning the earth connection wire clamp.In a word, the utility model has solved action bars and earth connection conductor end disengaging difficulty and the earth connection wire clamp problem of damage easily effectively.The test through hundreds of job sites, the result shows, when extension disconnects ground wire, uses this novel action bars, promptly saves time and laborsaving, can increase work efficiency greatly.The utility model is safe and reliable with it, and is easy to operate, to advantages such as transmission line not damageds, receives power construction personnel's high praise, has broad prospect for its application.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further.
Fig. 1 is the external structure sketch map of the utility model;
Fig. 2 is bar header structure figure;
Fig. 3 is an A-A sectional structure chart among Fig. 2;
Fig. 4 is a spring sealing bail closure state sketch map;
Fig. 5 is a spring sealing bail open mode sketch map;
Fig. 6 is the blast structure chart of bar head.
Each label is among the figure: 1, the body of rod, 2, the bar head, 2-1, draw-in groove, 2-2, bar head fixing hole; 3, spring sealing bail, 3-1, catch, 3-2, closed rod, 3-3, fixed mount; 4, bar head hold-down screw, 5, bolt, 6, the spring compression nut, 7, the compression spring; 8, elastic washer, 9, plain washer, 10, hold-down nut.
Embodiment
Referring to Fig. 1, Fig. 2, Fig. 3; The utility model comprises the bar head 2 and the body of rod 1; Said bar head 2 the latter halfs are sleeved on the body of rod 1 inside; And through bar head hold-down screw 4 and the body of rod 1 fixing assembling, fixed installation spring sealing bail 3 is provided with earth connection conductor end automatic detachment machine structure in the inside of bar head 2 on the first half outer wall of bar head 2.
Referring to Fig. 3, Fig. 6; The earth connection conductor end automatic detachment machine structure of the utility model is made up of bolt 5, spring compression nut 6, compression spring 7, elastic washer 8, plain washer 9 and hold-down nut 10; Said spring compression nut 6 is fixedly set in the middle part of bolt 5; Said compression spring 7 is sleeved on the outside of bolt 5, and it is arranged between spring compression nut 6 and the elastic washer 8, and said plain washer 9 is fixed on the end of bar head 2; Said hold-down nut 10 be positioned at plain washer 9 below, be assemblied in the afterbody of bolt 5.
Referring to Fig. 4, Fig. 5; The spring sealing bail 3 of the utility model comprises fixed mount 3-3, closed rod 3-2 and the catch 3-1 that has opening; Said fixed mount 3-3 is fixed on the bar head 2; Said closed rod 3-2 is hinged through spring controling mechanism and fixed mount 3-3, said catch 3-1 be positioned at the fixed mount opening above.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, and combine specific embodiment that the manufacturing process and the operation principle of the utility model are described below:
The most preferred embodiment of the utility model is: having adopted the bar head of traditional action bars, spring sealing shackle 3, the length that length dimension is 60mm is the compression spring 7 of 20 mm and bolt 5 and supporting nut and the pad of 65mm, and main manufacture craft is welding, polishing, cutting and assembling.A plain washer 9 is welded in the bottom of bar head 2; Mounting spring clamp nut 6 on bolt 5 will compress spring 7 and be sleeved on bolt 5 outsides then, and an elastic washer 8 is installed again; The earth connection conductor end automatic detachment machine structure that forms is thus put into the inside of bar head 2; This moment, carriage bolt 5 ends exposed the bar head, at the exposed portions serve hold-down nut 10 of screwing on, earth connection conductor end automatic detachment machine structure and bar head 2 were fixed; Get spring sealing bail 3, the catch 3-1 of opening part welding at its fixed mount 3-3 accurately locatees so that collude when line taking is pressed from both sides; With hook ring that processes and the welding of club head position; For welding radian easy to use is about 10 degree angles, bar head 2 is used the antirust silver powder of rapid-curing cutback, spray twice; After treating that the bar head dries; With both sides and the tapping of action bars corresponding position at bar head 2 of the mantle fiber of 0.5mm, the artificial spanner that uses is that 0.5mm bar head hold-down screw 4 be connected with the body of rod 1 through specification with action bars head 2 during tapping.So far compress spring type power ground the line action bars just completed.
The operation principle of the utility model is: a kind of compression spring type is the line action bars power ground, can be grounded separating of line conductor end and action bars smoothly through earth connection conductor end automatic detachment machine structure, it with compression spring 7 as anchor clamps; When earth connection conductor end and action bars are installed; Rely on operating personnel to exert pressure in the draw-in groove 2-1 with gnd conductor end buckle push operation bar,, rely on the elastic force of 7 pairs of conductor ends of compression spring this moment through compression spring 7 storage power; Make buckle closely contact with baffle plate on the action bars head; Guarantee slide relative not to take place, after earth connection conductor end and the interlock of transmission line conductor part, at this moment operating personnel only need a slight spinning movement; Buckle promptly is movable to outlet, relies on the elastic force of compression spring 7 can action bars and earth connection conductor end be flicked; The utility model has also adopted spring closed-loop hook structure; When winning the earth connection wire clamp, after spring sealing bail 3 and wire clamp interlock, closed rod 3-2 is closed; The earth connection wire clamp the phenomenon of falling can not occur; Avoided the damage of earth connection wire clamp and the injury that the site operation personnel are caused, on spring sealing bail 3, also be provided with catch 3-1, so that accurately locate when winning the earth connection wire clamp.

Claims (3)

1. one kind is compressed spring type line action bars power ground; It is characterized in that; It comprises the bar head (2) and the body of rod (1), and said bar head (2) the latter half is sleeved on the body of rod (1) inside, and through the fixing assembling of the bar head hold-down screw (4) and the body of rod (1); Fixed installation spring sealing bail (3) is provided with earth connection conductor end automatic detachment machine structure in the inside of bar head (2) on the first half outer wall of bar head (2).
2. a kind of compression spring type according to claim 1 is the line action bars power ground; It is characterized in that; Said earth connection conductor end automatic detachment machine structure is made up of bolt (5), spring compression nut (6), compression spring (7), elastic washer (8), plain washer (9) and hold-down nut (10); Said spring compression nut (6) is fixedly set in the middle part of bolt (5); Said compression spring (7) is sleeved on the outside of bolt (5), and it is arranged between spring compression nut (6) and the elastic washer (8), and said plain washer (9) is fixed on the end of bar head (2); Said hold-down nut (10) be positioned at plain washer (9) below, be assemblied in the afterbody of bolt (5).
3. a kind of compression spring type according to claim 2 is the line action bars power ground; It is characterized in that; Said spring sealing bail (3) comprises fixed mount (3-3), closed rod (3-2) and the catch (3-1) that has opening; Said fixed mount (3-3) is fixed on the bar head (2), and said closed rod (3-2) is hinged through spring controling mechanism and fixed mount (3-3), said catch (3-1) be positioned at the fixed mount opening above.
CN2012201897650U 2012-04-29 2012-04-29 Compression spring type power grounding wire operating arm Expired - Lifetime CN202550273U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012201897650U CN202550273U (en) 2012-04-29 2012-04-29 Compression spring type power grounding wire operating arm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012201897650U CN202550273U (en) 2012-04-29 2012-04-29 Compression spring type power grounding wire operating arm

Publications (1)

Publication Number Publication Date
CN202550273U true CN202550273U (en) 2012-11-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012201897650U Expired - Lifetime CN202550273U (en) 2012-04-29 2012-04-29 Compression spring type power grounding wire operating arm

Country Status (1)

Country Link
CN (1) CN202550273U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102651530A (en) * 2012-04-29 2012-08-29 沧州供电公司 Compression spring type electric power grounding line operation rod
CN104505686A (en) * 2014-12-12 2015-04-08 国家电网公司 Grounding wire dismounting tool
CN107017582A (en) * 2017-06-13 2017-08-04 国网辽宁省电力有限公司盘锦供电公司 Multi-rotor aerocraft unfolding traction rope device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102651530A (en) * 2012-04-29 2012-08-29 沧州供电公司 Compression spring type electric power grounding line operation rod
CN104505686A (en) * 2014-12-12 2015-04-08 国家电网公司 Grounding wire dismounting tool
CN107017582A (en) * 2017-06-13 2017-08-04 国网辽宁省电力有限公司盘锦供电公司 Multi-rotor aerocraft unfolding traction rope device

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20121121

Effective date of abandoning: 20140115

RGAV Abandon patent right to avoid regrant