CN110212324A - A kind of hanging device and method of voltage levels temporary ground wire - Google Patents
A kind of hanging device and method of voltage levels temporary ground wire Download PDFInfo
- Publication number
- CN110212324A CN110212324A CN201910469687.6A CN201910469687A CN110212324A CN 110212324 A CN110212324 A CN 110212324A CN 201910469687 A CN201910469687 A CN 201910469687A CN 110212324 A CN110212324 A CN 110212324A
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- Prior art keywords
- cord
- sides
- insulating
- insulating cord
- conducting wire
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/12—End pieces terminating in an eye, hook, or fork
- H01R11/14—End pieces terminating in an eye, hook, or fork the hook being adapted for hanging on overhead or other suspended lines, e.g. hot line clamp
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The present invention relates to project of transmitting and converting electricity technical fields, disclose the hanging device and method of a kind of voltage levels temporary ground wire.The hanging device includes: cord, the first insulating cord, pulley mechanism, the second insulating cord and operating stick；The hooking method includes: the first insulating cord of traction across conducting wire to be pressed from both sides, and the pulley mechanism being fixed among the first insulating cord is promoted to and is closed on behind the specified altitude assignment position for pressing from both sides conducting wire, the first insulating cord rope end is fixed and plays the role of fixed turbine；Drop-down head end rises temporary ground wire slowly across the head end of pulley mechanism, the second insulating cord of tail end grounding clip, waits the earthing clamp of operating stick with when pressing from both sides the height such as conducting wire, control wire clamp clamps conducting wire to be pressed from both sides.Entire mounting process of the invention is simple and efficient, and is not necessarily to auxiliary tool, is substantially reduced operation and maintenance cost；The operating space of occupancy is smaller, can effectively ensure that operational instrument and closes on charging equipment holding safe distance, the operating time is short, and universality is strong.
Description
Technical field
The present invention relates to a kind of mounting of project of transmitting and converting electricity technical field more particularly to voltage levels temporary ground wire dresses
It sets and method.
Background technique
When power equipment needs interruption maintenance, according to the requirement of electrical safe working order, in order to guarantee operating personnel
Safety, need each possible incoming call side installing temporary ground wire in interruption maintenance equipment.
When mounting temporary ground wire, it is often necessary to consider following problems:
The first, there may be charging equipments on the power failure equipments periphery as needed for power transformation place, need in interim hanging earthing conductor
In view of the safe distance that operational instrument distance closes on charging equipment should be met the requirements.
Second, need to consider the induced electricity of institute's locking equipment remnants, the insulating properties of tool when mounting temporary ground wire
Whether energy, mounting process can cause irreversible mechanical injuries to equipment.
Third, temporary ground wire mounting process cannot be excessively cumbersome, and cumbersome step, which will affect, stops electric power feeding time, uses
More ancillary equipments will increase the cost of plant maintenance.
4th, scheme also needs to consider the universality to different equipment, should be able to be widely used in different type equipment.
But equipment higher for voltage class, general installation site is relatively high, so as to cause the dress of temporary ground wire
If position is also relatively high, thus the insulating bar of temporary ground wire it is generally all long, than heavier, operate very tired
Difficulty, and insulating bar supports and be easy to cause operating stick to be broken when arriving vertical direction from horizontal direction, and it is tired to can frequently result in operation
Difficult, operating time length seriously affects and stops electric power feeding time and threat ergonomic.It is also desirable to using crane support staff
It is mounted, it is with high costs to rent crane, and boom and charging equipment safe distance are difficult to control, there are a degree of operations
Risk.
Summary of the invention
The purpose of the present invention is to provide the hanging devices and method of a kind of voltage levels temporary ground wire, overcome existing
The defects of at high cost, operating difficulties, operating time existing for mounting scheme are long and operating risk is big.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of hanging device of voltage levels temporary ground wire, comprising: the first insulating cord, pulley mechanism, the second insulation
Rope and operating stick；
The tail end of first insulating cord is connected to pulley mechanism；
The pulley mechanism includes can be around the circle wheel of center axis rotation；
Second insulating cord is set around on the periphery of circle wheel of pulley mechanism, and the tail end of second insulating cord connects
It is connected to operating stick；
The operating stick includes insulating bar, the earthing clamp of connection temporary ground wire at the top of insulating bar；
Height of the length of first insulating cord not less than conductor spacing to be pressed from both sides to ground；The length of second insulating cord
Twice for spending the height not less than conductor spacing to be pressed from both sides to ground.
Optionally, the hanging device further includes cord, and there is weight in the head end system of the cord, and the tail end of the cord connects
It is connected to the head end of the first insulating cord.
Optionally, twice of height of the length of the cord not less than conductor spacing to be pressed from both sides to ground.
Optionally, the operating stick include can sequence assembly and connection multiple insulating bars.
Optionally, the hanging device further includes at least a pair of of insulation column, and each pair of insulation column is used to operate in mounting
The conducting wire to be pressed from both sides is supported in the process.
Optionally, the weight is electroscope.
A kind of hooking method of voltage levels temporary ground wire is realized, packet using as above any hanging device
Include step:
By the first insulating cord across conducting wire to be pressed from both sides, pulley mechanism is promoted to the specified altitude assignment position for closing on conducting wire to be pressed from both sides
It sets；
It is led around the head end of the second insulating cord of the pulley mechanism, the tail end of the second insulating cord is connected to promotion
Operating stick；
When the earthing clamp of operating stick with when pressing from both sides the height such as conducting wire, control earthing clamp clamps conducting wire to be pressed from both sides.
Optionally, first insulating cord by across conducting wire to be pressed from both sides, pulley mechanism is promoted to and closes on conducting wire to be pressed from both sides
Specified altitude assignment position, comprising:
The head end of first insulating cord is connected to the tail end of a cord, and in the head end system weight of the cord；
By the cord across the upper end of conducting wire to be pressed from both sides, so that the head end of cord is natural under the gravity of the weight
Decline；
When the head end of first insulating cord is pulled down to ground by the cord, the head of first insulating cord is drawn
End, to promote the pulley mechanism for the tail end for being connected to the first insulating cord；
When the pulley mechanism is promoted to and closes on the specified altitude assignment position wait press from both sides conducting wire, by the head of first insulating cord
Ground pile is fixed at end.
Optionally, the hooking method further include: in the head end of second insulating cord for being led around pulley mechanism, with
During the operating stick for promoting the tail end for being connected to the second insulating cord, it is additionally arranged at the bottom insulating bar in the operating stick, until
The total length of the operating stick is equal with the height of conducting wire to be pressed from both sides.
Optionally, in the hooking method, the head end of second insulating cord is drawn by automatic puller structure.
Compared with prior art, the embodiment of the present invention has the advantages that
It is realized using the mechanical property of the single-direction transmission of pulley, so that entire mounting process is simple and efficient, without auxiliary
Tool, and irreversible mechanical injuries will not be caused to equipment, substantially reduce operation and maintenance cost；The operating space of occupancy
It is smaller, it can effectively ensure that operational instrument and close on charging equipment holding safe distance, substantially reduce effect risk；Operating time
It is short, the electric power feeding time that stops of interruption maintenance equipment is farthest shortened, man-machine efficacy is improved；Universality is strong, can answer extensively
For different types of equipment.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the hooking method flow chart of voltage levels temporary ground wire provided in an embodiment of the present invention.
Fig. 2 to Fig. 7 is each mounting operating process schematic diagram provided in an embodiment of the present invention.
Specific embodiment
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that disclosed below
Embodiment be only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field
Those of ordinary skill's all other embodiment obtained without making creative work, belongs to protection of the present invention
Range.
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
The hanging device for present embodiments providing a kind of voltage levels temporary ground wire, specifically include that cord 1., first
Insulating cord 2., pulley mechanism 5., the second insulating cord 3. and operating stick 4..
Wherein, there is weight in the head end system of cord 1., and tail end is connect with the head end of the first insulating cord 2.；First insulating cord is 2.
5. tail end is connected to pulley mechanism.
5. pulley mechanism includes that can 3. be set around the periphery of circle wheel around the circle wheel of center axis rotation, the second insulating cord
On.Meanwhile second insulating cord tail end 3. be connected to operating stick 4..
Operating stick 4. include positioned at top earthing clamp and can sequence assembly and connection multiple insulating bars.
In addition, the hanging device further includes at least a pair of of insulation column, each pair of insulation column is used in mounting operating process
In the conducting wire to be pressed from both sides is supported, generate damage to avoid folder conducting wire is treated because tractive force is excessive in mounting operating process.
When carrying out hanger operation, first by cord 1. across conducting wire upper end to be pressed from both sides, due to cord, there is weight in head end system 1.,
The head end of cord 1. can be naturally drooped to ground under the effect of gravity, while 2. be pulled on sliding equipment by the first insulating cord
It rises；When sliding equipment rises to and closes on the specified altitude assignment position wait press from both sides conducting wire, the head end of the first insulating cord 2. is fixed on ground
In stake, so that sliding equipment is remained stationary in present level position；Then, the head end of the second insulating cord of drop-down 3., utilizes sliding
The rotation of the circle wheel of mechanism, so that 4. the operating stick for lying in the second insulating cord 3. tail end is promoted；In 4. process that operating stick is promoted
In, insulating bar can be installed on demand additional in the bottom of operating stick 4., to increase the entire length of operating stick 4., until operating stick 4. top
Earthing clamp with wait press from both sides conducting wire it is contour after, earthing clamp is clamped into conducting wire to be pressed from both sides, so far completes the mounting temporarily connected wires.
Referring to Fig. 1, the present embodiment additionally provides a kind of hooking method realized using above-mentioned hanging device, including step
It is rapid:
Step 101 has head end system the cord of weight 1. across conducting wire upper end to be pressed from both sides, so that the head and the tail both ends of cord 1. point
Occupy the two sides of conducting wire to be pressed from both sides.
As shown in Fig. 2, lie in cord 1. head end weight can object for electroscope etc. with constant weight, effect
It is that the head end of cord 1. is driven to move downward naturally under the effect of gravity.
In cord 1. across after pressing from both sides conducting wire upper end, under the gravity of weight, the head end of cord 1. will naturally under
It is down to ground.
The length of cord 1. is not less than the first preset length, which is chosen as conductor spacing to be pressed from both sides to ground
Twice of height.When the head end of cord 1. is naturally drooped to ground, the tail end of cord 1. is still in ground or apart from ground
The lower position in face facilitates staff to operate the tail end of cord 1..
Step 102, as shown in figure 3, after the head end of cord 1. hangs down to ground, the tail end of cord 1. is connected to first
The head end of insulating cord 2., the fixed pulley mechanism of the first insulating cord tail end 2. 5., pulley mechanism 5. on wear the second insulation
3. 4. rope, is fixedly connected with the operating stick of temporary ground wire in the tail end of the second insulating cord 3..
Wherein, the first insulating cord be 2. connected to cord tail end 1. and pulley mechanism 5. between, it is default the length is second
Length, height of second preset length not less than conductor spacing to be pressed from both sides to ground.
Second insulating cord be 3. arranged in pulley mechanism 5. on, head end will be used for as the traction end of staff, tail end
Attended operation bar is 4..The length of second insulating cord 3. be third preset length, the third preset length be chosen as conducting wire to be pressed from both sides away from
From twice of the height to ground so that pulley mechanism 5. adjacent to the height and position wait press from both sides conducting wire when the second insulating cord 3.
Head end and tail end are respectively positioned on subaerial lower position, to facilitate staff to operate respectively in head end and tail end.
Step 103, the head end of traction cord 1., by the first insulating cord, 2. 5. band movable pulley mechanism rises, until pulley
5. mechanism rises to the specified altitude assignment position for closing on conducting wire to be pressed from both sides, as shown in Figure 4；
While 5. pulley mechanism rises to specified altitude assignment position, the head end of the first insulating cord 2. can also reach ground position
It sets, the head end of the first insulating cord 2. is fixed to ground pile at this time, as shown in figure 5, pulley mechanism is made 5. to be maintained at specified altitude assignment
Position.
In addition, when 5. pulley mechanism rises to specified altitude assignment position, the second insulating cord head end 3. and tail end still can positions
Adjacent locations in ground.
Step 104, the second insulating cord of traction head end 3., using the mechanical property of the single-direction transmission of pulley mechanism 5., the
3. two insulating cords pull the operating stick for being fixed on its tail end 4. to rise, as shown in fig. 6, make operating stick 4. on temporary ground wire
Promoted, until temporary ground wire on earthing clamp with wait press from both sides conducting wire it is contour after, earthing clamp is clamped into conducting wire to be pressed from both sides, such as Fig. 7
It is shown.
Wherein, operating stick 4. include positioned at top earthing clamp and can sequence assembly and connection multiple insulating bars.Insulation
The practical application quantity of bar can be determined according to the height of conducting wire to be pressed from both sides under current environment.Therefore, the entire length of operating stick 4.
It is adjustable, the use demand of the conducting wire to be pressed from both sides of different height, universality with higher can be met.
In operation, can two people's compounding practices, a people draws the second insulating cord head end 3., and another people mentions on one side
It rises temporary ground wire and installs insulating bar additional on demand on one side, until the length of whole operation bar 4. and conducting wire to be pressed from both sides are contour.
Certainly, automatic puller structure can also be used to draw the second insulating cord 3., replace artificial traction mode, improve effect
Rate reduces cost of labor.
In the above-mentioned methods, the mounting that temporary ground wire can be completed using two insulating cords and a pulley, with tradition
Using crane auxiliary mounting mode compare, have following obvious advantage:
It is realized using the mechanical property of the single-direction transmission of pulley, so that entire mounting process is simple and efficient, without auxiliary
Tool, and irreversible mechanical injuries will not be caused to equipment, substantially reduce operation and maintenance cost；The operating space of occupancy
It is smaller, it can effectively ensure that operational instrument and close on charging equipment holding safe distance, substantially reduce effect risk；Operating time
It is short, the electric power feeding time that stops of interruption maintenance equipment is farthest shortened, man-machine efficacy is improved；Universality is strong, can answer extensively
For different types of equipment.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of hanging device of voltage levels temporary ground wire；It is characterized in that, the hanging device includes: the first insulation
Rope, pulley mechanism, the second insulating cord and operating stick；
The tail end of first insulating cord is connected to pulley mechanism；
The pulley mechanism includes can be around the circle wheel of center axis rotation；
Second insulating cord is set around on the periphery of circle wheel of pulley mechanism, and the tail end of second insulating cord is connected to
Operating stick；
The operating stick includes insulating bar, the earthing clamp of connection temporary ground wire at the top of the insulating bar；
Height of the length of first insulating cord not less than conductor spacing to be pressed from both sides to ground；The length of second insulating cord is not
Less than twice of the height of conductor spacing to be pressed from both sides to ground.
2. the hanging device of voltage levels temporary ground wire according to claim 1, which is characterized in that the mounting dress
Setting further includes cord, and there is weight in the head end system of the cord, and the tail end of the cord is connected to the head end of the first insulating cord.
3. the hanging device of voltage levels temporary ground wire according to claim 2, which is characterized in that the cord
Twice of height of length not less than conductor spacing to be pressed from both sides to ground.
4. the hanging device of voltage levels temporary ground wire according to claim 1, which is characterized in that the operating stick
Including can sequence assembly and connection multiple insulating bars.
5. the hanging device of voltage levels temporary ground wire according to claim 1, which is characterized in that the mounting dress
Setting further includes at least a pair of of insulation column, and each pair of insulation column is used in mounting operating process prop up the conducting wire to be pressed from both sides
Support.
6. the hanging device of voltage levels temporary ground wire according to claim 2, the weight is electroscope.
7. a kind of hooking method of voltage levels temporary ground wire, which is characterized in that the hooking method application claim 1
It is realized to 6 any hanging devices, comprising steps of
By the first insulating cord across conducting wire to be pressed from both sides, pulley mechanism is promoted to the specified altitude assignment position for closing on conducting wire to be pressed from both sides；
It is led around the head end of the second insulating cord of the pulley mechanism, to promote the operation for the tail end for being connected to the second insulating cord
Bar；
When the earthing clamp of operating stick with when pressing from both sides the height such as conducting wire, control earthing clamp clamps conducting wire to be pressed from both sides.
8. the hooking method of voltage levels temporary ground wire according to claim 7, which is characterized in that it is described by across
Pulley mechanism is promoted to the specified altitude assignment position for closing on conducting wire to be pressed from both sides by the first insulating cord for crossing conducting wire to be pressed from both sides, comprising:
The head end of first insulating cord is connected to the tail end of a cord, and in the head end system weight of the cord；
By the cord across the upper end of conducting wire to be pressed from both sides, so that the head end of cord is under the gravity of the weight under nature
Drop；
When the head end of first insulating cord is pulled down to ground by the cord, the head end of first insulating cord is drawn, with
Promote the pulley mechanism for being connected to the tail end of the first insulating cord；
When the pulley mechanism is promoted to and closes on the specified altitude assignment position wait press from both sides conducting wire, the head end of first insulating cord is consolidated
Due to ground pile.
9. the hooking method of voltage levels temporary ground wire according to claim 7, which is characterized in that the mounting side
Method further include: in the head end of second insulating cord for being led around pulley mechanism, to promote the tail for being connected to the second insulating cord
During the operating stick at end, be additionally arranged at the bottom insulating bar in the operating stick, until the operating stick total length with wait press from both sides
The height of conducting wire is equal.
10. the hooking method of voltage levels temporary ground wire according to claim 7, which is characterized in that the mounting
In method, the head end of second insulating cord is drawn by automatic puller structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910469687.6A CN110212324A (en) | 2019-05-31 | 2019-05-31 | A kind of hanging device and method of voltage levels temporary ground wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910469687.6A CN110212324A (en) | 2019-05-31 | 2019-05-31 | A kind of hanging device and method of voltage levels temporary ground wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110212324A true CN110212324A (en) | 2019-09-06 |
Family
ID=67789918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910469687.6A Pending CN110212324A (en) | 2019-05-31 | 2019-05-31 | A kind of hanging device and method of voltage levels temporary ground wire |
Country Status (1)
| Country | Link |
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| CN (1) | CN110212324A (en) |
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| JP2007116835A (en) * | 2005-10-20 | 2007-05-10 | Tokyo Electric Power Co Inc:The | Method of replacing overhead ground wire and hanging pulley device used in method of replacing overhead ground wire |
| CN101436764A (en) * | 2008-11-13 | 2009-05-20 | 江苏省电力公司宜兴市供电公司 | Crossover stringing method for overhead line and stringing sheave pulley |
| CN102545103A (en) * | 2012-03-05 | 2012-07-04 | 饶阳县电力局 | Overhead power line electricity testing and grounding line hanging and disassembling tool and operation method |
| CN202444204U (en) * | 2012-03-05 | 2012-09-19 | 饶阳县电力局 | Traction lifting device for high-altitude circuit tools and appliances |
| CN105896379A (en) * | 2016-06-13 | 2016-08-24 | 江西电力职业技术学院 | Hot-line work platform used for overhead transmission line |
| CN106451231A (en) * | 2016-10-08 | 2017-02-22 | 广西电网有限责任公司电力科学研究院 | Method for rapidly hitching power distribution network ice-melting connection lead |
| CN208478598U (en) * | 2018-07-27 | 2019-02-05 | 国网福建省电力有限公司 | Transforming plant primary equipment is grounded ground and hangs dismantling device |
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2019
- 2019-05-31 CN CN201910469687.6A patent/CN110212324A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63161804A (en) * | 1986-12-24 | 1988-07-05 | 四国電力株式会社 | Method of attaching working machine on lines |
| JP2007116835A (en) * | 2005-10-20 | 2007-05-10 | Tokyo Electric Power Co Inc:The | Method of replacing overhead ground wire and hanging pulley device used in method of replacing overhead ground wire |
| CN101436764A (en) * | 2008-11-13 | 2009-05-20 | 江苏省电力公司宜兴市供电公司 | Crossover stringing method for overhead line and stringing sheave pulley |
| CN102545103A (en) * | 2012-03-05 | 2012-07-04 | 饶阳县电力局 | Overhead power line electricity testing and grounding line hanging and disassembling tool and operation method |
| CN202444204U (en) * | 2012-03-05 | 2012-09-19 | 饶阳县电力局 | Traction lifting device for high-altitude circuit tools and appliances |
| CN105896379A (en) * | 2016-06-13 | 2016-08-24 | 江西电力职业技术学院 | Hot-line work platform used for overhead transmission line |
| CN106451231A (en) * | 2016-10-08 | 2017-02-22 | 广西电网有限责任公司电力科学研究院 | Method for rapidly hitching power distribution network ice-melting connection lead |
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Application publication date: 20190906 |
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