CN110890715A - Bypass drainage tool for live-line installation of power transmission line ground potential method and defect handling operation method thereof - Google Patents
Bypass drainage tool for live-line installation of power transmission line ground potential method and defect handling operation method thereof Download PDFInfo
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- CN110890715A CN110890715A CN201911314657.4A CN201911314657A CN110890715A CN 110890715 A CN110890715 A CN 110890715A CN 201911314657 A CN201911314657 A CN 201911314657A CN 110890715 A CN110890715 A CN 110890715A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Abstract
The invention relates to a bypass drainage tool for live-line installation of a power transmission line ground potential method and a defect treatment operation method thereof, which are particularly suitable for being used by operators in the live-line operation mode for treating the heating defect of a drainage plate of the power transmission line, repairing the damaged wire of an adjacent linear insulator and the like, and belong to the technical field of live-line maintenance sites of power transmission lines. The wire clamping device comprises a metal end A connected with a wire and a metal end B connected with a lead, wherein the metal end A is connected with the metal end B through two insulated annealed copper wires, the metal end A and the metal end B are respectively provided with a direction adjusting connecting rod A and a direction adjusting connecting rod B which are used for driving the metal end A and the metal end B to rotate, the bottoms of the direction adjusting connecting rod A and the direction adjusting connecting rod B are respectively and movably arranged on an insulated operating rod A and an insulated operating rod B, the metal end A and the metal end B are respectively provided with a screwing mechanism used for clamping the wire and the lead, and the screwing mechanism realizes the wire and the lead to be clamped or loosened through the insulated screwing rod. The invention can safely, reliably and quickly eliminate the heating defect of the drainage plate of the power transmission line and repair the damaged wire of the adjacent linear insulator under the condition of uninterrupted power supply to users.
Description
Technical Field
The invention relates to a bypass drainage tool for live-line installation of a power transmission line ground potential method and a defect treatment operation method thereof, which are particularly suitable for being used by operators in the live-line operation mode for treating the heating defect of a drainage plate of the power transmission line, repairing the damaged wire of an adjacent linear insulator and the like, and belong to the technical field of live-line maintenance sites of power transmission lines.
Background
In the operation process of the power transmission line, faults such as heating of a drainage plate of the power transmission line, strand breakage of a lead adjacent to a linear insulator and the like often occur, in order to ensure safe operation and uninterrupted continuous power supply of the power transmission line, live working is generally adopted for processing, and equipotential working is the only processing method for the defects. Taking the heating defect of the drainage plate as an example, the operation steps comprise measuring the temperature of the faulty drainage plate, installing a bearing tool (an insulating flat ladder, an insulating rope ladder and the like), enabling equipotential personnel to reach an operation position along the bearing tool, additionally installing a bypass shunt line on the drainage plate, treating the defect of the heating drainage plate, measuring the temperature of the drainage plate after the defect is eliminated, and completing the elimination of the operation site after the temperature meets the requirement. Live working personnel can reach the working position and is the key point of equipotential operation, wherein the temperature of the fault drainage plate and whether the tower at the corner position can be provided with a bearing tool are two main factors of the key point, and the direct relation is that whether the equipotential operation mode can be adopted for operation. In other words, one of the following situations is that the equipotential operation mode cannot be adopted for processing, and the power failure mode can only be adopted for the line to process the fault in time.
1. When the temperature of the drainage plate is too high, the human body can be scalded when touching the drainage plate and the adjacent equipment;
2. the other phase wires except the lowest phase wire of the corner tower with the vertically arranged wires are positioned at the outer corner side, so that an operator cannot reach an operation point.
Aiming at the two factors for limiting work, a ground potential method for installing a bypass drainage tool and a new operation method for processing the heating defect of the drainage plate of the power transmission line in a live working mode is urgently needed to be developed for continuously supplying power to a user and reducing the power failure time, so that the safe and reliable operation is ensured.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a bypass drainage tool which can safely, reliably and quickly eliminate the heating defect of a drainage plate of a power transmission line and repair the damaged lead of an adjacent linear insulator under the condition of uninterrupted power supply to a user and a defect processing operation method thereof.
A bypass drainage tool for live installation of a transmission line ground potential method is characterized by comprising a metal end A2 connected with a lead 1 and a metal end B4 connected with a lead 3, wherein the metal end A2 is connected with the metal end B4 through two insulated annealed copper wires 5, the metal end A2 and the metal end B4 are respectively provided with a direction adjusting connecting rod A6 and a direction adjusting connecting rod B7 which are used for driving the metal end A and the metal end B4 to rotate, the bottoms of the direction adjusting connecting rod A6 and the direction adjusting connecting rod B7 are respectively and movably arranged on an insulated operating rod A8 and an insulated operating rod B9, the metal end A2 and the metal end B4 are respectively provided with mechanisms for clamping the lead 1 and the lead 3, and the screwing mechanism realizes the clamping or the screwing of the lead 1 and the lead 3 through an insulated screwing rod 10;
the screwing mechanism comprises a clamping head 11 covered on the lead 1 or the lead 3 and a screwing ejector rod 26 screwed with the clamping head 11, the lead 1 or the lead 3 is positioned between the top of the screwing ejector rod 26 and the clamping head 11, the lead 1 or the lead 3 is clamped or loosened by up-and-down movement of the screwing ejector rod 26, the screwing ejector rod 26 is L-shaped, an L-shaped vertical arm of the screwing ejector rod 26 is provided with an external thread, and the tail end of an L-shaped horizontal arm of the screwing ejector rod 26 is provided with a screwing hole 12 matched with the insulating screwing rod 10;
the top of the screwing ejector rod 26 is provided with an ejector piece 27 which is convenient for pushing the lead 1 or the lead 3 upwards;
the clamping head 11 comprises a hook-shaped top plate 13 and a horizontal bottom plate 14, the top plate 13 and the bottom plate 14 are of an integral structure, an internal threaded hole 15 for screwing a screwing ejector rod 26 is formed in the horizontal bottom plate 14, one end of the horizontal bottom plate 14 is connected with the top plate 13, the other end of the horizontal bottom plate 14 is provided with a annealed copper wire connector 16 for connecting an insulated annealed copper wire 5, and a connecting female seat 17 for connecting a direction adjusting connecting rod A6 or a direction adjusting connecting rod B7 is arranged on a vertical arm of the hook-shaped top plate 13;
the direction adjusting connecting rod A6 and the direction adjusting connecting rod B7 are the same in structure and respectively comprise a lower end rotating support rod 19 and an upper end rotating support rod 18 which can rotate by taking the lower end rotating support rod 19 as an axis, the bottom of the lower end rotating support rod 19 is provided with an insulating operating rod A8 or an insulating operating rod B9 mounting head 20, the upper end rotating support rod 18 is in a step shape, and the top of the upper end rotating support rod 18 is provided with a connecting male seat 21 matched with the connecting female seat 17 for use;
the insulating screwing rod 10 comprises an insulating rod 22 and an operating rod 23, a fixed hook 24 is arranged at the top of the operating rod 23, a rotating hook 25 perpendicular to the fixed hook 24 is mounted on the rod body of the operating rod 23, and the rotating hook 25 is matched with the screwing hole 12 for use.
The invention discloses a defect processing operation method of a bypass drainage tool for live installation of a power transmission line ground potential method, which is characterized by comprising the following steps of:
1. the ground electrician uses a thermodetector to detect the temperature of the heating drainage plate and records the temperature;
2. carrying out appearance inspection on the insulating operating rod A8, the insulating operating rod B9 and the insulating tightening rod 10 to confirm that the insulating operating rod and the insulating tightening rod are not damaged or deformed, carrying out insulation resistance detection by using an insulation detector, wherein the insulation resistance value is greater than 700M omega, and an electrician A and an electrician B sequentially climb to the vicinity of a cross arm of an iron tower;
3. the ground electrician transmits the insulating operating rod A8, the insulating operating rod B9, the insulating screwing rod 10 and a group of bypass drainage tools to the electrician A and the electrician B on the tower through an insulating rope;
4. the first electrician and the second electrician are mutually matched to connect the insulating operating rod A8 and the insulating operating rod B9 with a direction adjusting connecting rod A6 and a direction adjusting connecting rod B7 of the bypass drainage tool respectively;
5. an electrician A and an electrician B respectively hold the insulating operating rod A8 and the insulating operating rod B9 to send equipment to an operation position, the electrician A sends a metal end A2 to the position of a main conductor 1, the electrician B sends a metal end B4 to the position of a lead 3, and the electrician B fixes the insulating operating rod B9 on a tower;
6. the electrician B uses the insulating screwing rod 10 to assist the electrician A to adjust the angle of the direction adjusting connecting rod A6, so that the metal end A2 is clamped into the lead 1, then the rotating hook 25 of the insulating screwing rod 10 is inserted into the screwing hole 12,
the connection of the metal end A2 and the lead 1 is realized by rotating the insulating rod 22 to move up the screwing mandril 26;
7. the electrician B applies directional impact force to the position of the screwing hole 12 by using the fixing hook 24 on the insulating screwing rod 10 to ensure that the installation is more tight;
8. similarly, the electrician A assists the electrician B to fix the metal end B4 in the proper position of the lead 3;
9. after the installation is finished, the ground electrician uses a temperature measuring instrument to measure the temperature of the operation phase diversion plate and other two-phase diversion plates, and after the temperature requirement is met, the electrician A and the electrician B transmit the tool on the tower to the ground;
10. and (5) operating electricians on the tower, and moving the electricians off the tower to finish the operation.
Compared with the prior art, the invention can produce the following positive effects: the invention completes the work of additionally installing the bypass drainage wire shunt wire at the ground potential, can effectively overcome the defects of the prior art, realizes the work of eliminating the heating defect of the drainage plate of the power transmission line, repairing the damaged wire of the adjacent linear insulator and the like, and can reduce the labor intensity of operators, thereby avoiding unnecessary loss caused by manual misoperation, improving the safety coefficient and the operation efficiency and ensuring the operation safety.
Compared with the prior art, the invention has the beneficial effects that:
1. safe and reliable reduces the operation risk. In the equipotential operation, the most important is safety protection in the equipotential entering or separating process, when hands are close to a live wire, electric arcs can be seen and papa discharge sound can be generated, and at the moment, if operating personnel do not know the safety distance or the resistance of a worn shielding clothes is too large, casualties are easily caused. After entering the electric field, the danger of casualties due to the fact that the safe distance between the grounding body and the adjacent charged body is insufficient because of overlarge action amplitude exists. By using the invention, the operator can operate through the insulating operating rod, the requirement of the safety distance is constantly kept larger than the requirement of the safety distance, and the safety of the operator is reliably ensured.
2. The labor intensity is reduced, and the live working efficiency is improved. The insulating horizontal ladder and the insulating rope ladder with large weight bearing tools are not required to be transferred, installed and used during operation, and the operation can be completed only by using two insulating operation rods and one insulating screwing rod, so that unnecessary manual labor is reduced, and the hot-line work efficiency is improved.
3. The upper end rotary supporting rod of the direction adjusting connecting rod can rotate by taking the lower end rotary supporting rod as an axis, and an operator can timely adjust the opening direction of the chuck according to the standing point and the direction of the lead to ensure that the chuck is installed on the lead. The problem that the clamping head cannot be installed on the lead or the clamping head is not firmly fastened due to the angle problem does not occur.
4. The ejector pin of screwing is the L type, and the bottom turns to the design for 90 degrees promptly, overcomes and uses straight rod-type screw rod, because of the screw rod be in with ground vertical direction, the problem of screwing of insulating tight pole of screwing of staff because of the direction reason can't use on the body of the tower, and the hole of screwing uses with rotating hook cooperation, realizes fixing the dop on the wire.
5. The function is various, can be used to two work items. The heating defect of the drainage plate of the power transmission line can be treated, and the damaged wire of the adjacent linear insulator can be repaired.
Drawings
FIG. 1: the invention relates to a structural schematic diagram of a bypass drainage tool for live installation of a power transmission line ground potential method;
FIG. 2: the structure schematic diagram of the insulating screwing rod matched with the metal end;
FIG. 3: the invention is mounted on the structure schematic diagram of the wire, lead wire;
FIG. 4: a schematic structural diagram of a metal end;
FIG. 5: a left view of the metal end;
FIG. 6: the structure schematic diagram of the direction adjusting connecting rod;
FIG. 7: the structure schematic diagram of the insulating screwing rod;
FIG. 8: the direction adjusting connecting rod and the insulating operating rod are assembled together.
In the figure: 1. a wire; 2. a metal end A; 3. a lead wire; 4. a metal end B; 5. an insulated annealed copper wire; 6. a direction adjusting connecting rod A; 7. a direction adjusting connecting rod B; 8. an insulating operating rod A; 9. an insulating operating rod B; 10. insulating the screwing rod; 11. clamping a head; 12. screwing the hole tightly; 13. a top plate; 14. a base plate; 15. an internally threaded bore; 16. a soft copper wire connector; 17. connecting the female seat; 18. the upper end of the rotating support rod; 19. the lower end of the rotary supporting rod; 20. a mounting head; 21. connecting a male seat; 22. an insulating rod; 23. an operating lever; 24. a fixed hook; 25. rotating the hook; 26. screwing the ejector rod; 27. a top piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 8, the bypass current-guiding tool for ground potential method live installation of a power transmission line of this embodiment includes a metal terminal a2 connected to a lead 1, a metal terminal B4 connected to a lead 3, and two 25mm metal terminals a2 and B4 passing through the metal terminal a and the metal terminal B42The insulated annealed copper wires 5 are connected, a direction adjusting connecting rod A6 and a direction adjusting connecting rod B7 which are used for driving the insulated annealed copper wires to rotate are respectively installed on the metal end A2 and the metal end B4, the bottoms of the direction adjusting connecting rod A6 and the direction adjusting connecting rod B7 are respectively movably installed on an insulated operating rod A8 and an insulated operating rod B9, screwing mechanisms used for clamping the wires 1 and the leads 3 are respectively arranged on the metal end A2 and the metal end B4, and the screwing mechanisms are used for clamping or loosening the wires 1 and the leads 3 through the insulated screwing rods 10;
the screwing mechanism comprises a clamping head 11 covered on the lead 1 or the lead 3 and a screwing ejector rod 26 screwed with the clamping head 11, the lead 1 or the lead 3 is positioned between the top of the screwing ejector rod 26 and the clamping head 11, the lead 1 or the lead 3 is clamped or loosened by up-and-down movement of the screwing ejector rod 26, the screwing ejector rod 26 is L-shaped, an L-shaped vertical arm of the screwing ejector rod 26 is provided with an external thread, the tail end of an L-shaped horizontal arm of the screwing ejector rod 26 is provided with a screwing hole 12 matched with the insulating screwing rod 10, and the top of the screwing ejector rod 26 is provided with a jacking piece 27 convenient for pushing the lead 1 or the lead 3 upwards;
the specific structure of dop: the clamping head 11 comprises a hook-shaped top plate 13 and a horizontal bottom plate 14, the top plate 13 and the bottom plate 14 are of an integral structure, an internal threaded hole 15 for screwing a screwing ejector rod 26 is formed in the horizontal bottom plate 14, one end of the horizontal bottom plate 14 is connected with the top plate 13, the other end of the horizontal bottom plate 14 is provided with a annealed copper wire connector 16 for connecting an insulated annealed copper wire 5, and a connecting female seat 17 for connecting a direction adjusting connecting rod A6 or a direction adjusting connecting rod B7 is arranged on a vertical arm of the hook-shaped top plate 13;
the concrete structure of direction adjustment connecting rod: the direction adjusting connecting rod A6 and the direction adjusting connecting rod B7 have the same structure and respectively comprise a lower end rotating support rod 19 and an upper end rotating support rod 18 which can rotate by taking the lower end rotating support rod 19 as an axis, the bottom of the lower end rotating support rod 19 is provided with an insulating operating rod A8 or an insulating operating rod B9 mounting head 20, the upper end rotating support rod 18 is in a step shape, and the top of the upper end rotating support rod 18 is provided with a connecting male seat 21 matched with the connecting female seat 17 for use;
the specific structure of insulating screwing rod: the insulating screwing rod 10 comprises an insulating rod 22 and an operating rod 23, a fixed hook 24 is arranged at the top of the operating rod 23, a rotating hook 25 perpendicular to the fixed hook 24 is installed on the rod body of the operating rod 23, and the rotating hook 25 is matched with the screwing hole 12 for use. The rotating hook 25 drives the screwing ejector rod to move up and down, the purpose that the clamping head is fixed or separated from a lead is achieved, after preliminary fastening is carried out through the rotating hook 25 in the earlier stage, directional impact force is applied to the position of the screwing hole 12 through the fixing hook 24, and the installation is ensured to be fastened more.
When the device is used, an electrician A and an electrician B respectively hold the insulating operating rod A8 and the insulating operating rod B9 to send the device to an operating position, the electrician A sends the metal end A2 to the position of the main conducting wire 1, the electrician B sends the metal end B4 to the position of the lead 3, the electrician B fixes the insulating operating rod B9 on a tower, uses the insulating screwing rod 10 to assist the electrician A to adjust the angle of the metal end A2, clamps the conducting wire 1 into the metal end A2, then uses the rotating hook 25 to be matched with the screwing hole 12, drives the rotating screwing ejector rod 26 to work through the rotating screwing hole 12, can clamp the main conducting wire 1 along with the reduction of the distance between the ejector piece 27 and the hook-shaped top plate 13, and finally uses the fixing hook 24 to apply directional impact force to the screwing hole 12, so that the installation is more tight. Also principle a electrician assists B electrician in holding metal end B4 in place on the lead.
Example 2
The method for processing the defects by the bypass drainage tool for live installation of the power transmission line ground potential method is characterized by comprising the following steps of:
1. the ground electrician uses a thermodetector to detect the temperature of the heating drainage plate and records the temperature;
2. carrying out appearance inspection on the insulating operating rod A8, the insulating operating rod B9 and the insulating tightening rod 10 to confirm that the insulating operating rod and the insulating tightening rod are not damaged or deformed, carrying out insulation resistance detection by using an insulation detector, wherein the insulation resistance value is greater than 700M omega, and an electrician A and an electrician B sequentially climb to the vicinity of a cross arm of an iron tower;
3. the ground electrician transmits the insulating operating rod A8, the insulating operating rod B9, the insulating screwing rod 10 and a group of bypass drainage tools to the electrician A and the electrician B on the tower through an insulating rope;
4. the first electrician and the second electrician are mutually matched to connect the insulating operating rod A8 and the insulating operating rod B9 with a direction adjusting connecting rod A6 and a direction adjusting connecting rod B7 of the bypass drainage tool respectively;
5. an electrician A and an electrician B respectively hold the insulating operating rod A8 and the insulating operating rod B9 to send equipment to an operation position, the electrician A sends a metal end A2 to the position of a main conductor 1, the electrician B sends a metal end B4 to the position of a lead 3, and the electrician B fixes the insulating operating rod B9 on a tower;
6. the electrician B uses the insulating screwing rod 10 to assist the electrician A to adjust the angle of the direction adjusting connecting rod A6, so that the metal end A2 is clamped into the lead 1, then the rotating hook 25 of the insulating screwing rod 10 is inserted into the screwing hole 12,
the connection of the metal end A2 and the lead 1 is realized by rotating the insulating rod 22 to move up the screwing mandril 26;
7. the electrician B applies directional impact force to the position of the screwing hole 12 by using the fixing hook 24 on the insulating screwing rod 10 to ensure that the installation is more tight;
8. similarly, the electrician A assists the electrician B to fix the metal end B4 in the proper position of the lead 3;
9. after the installation is finished, the ground electrician uses a temperature measuring instrument to measure the temperature of the operation phase diversion plate and other two-phase diversion plates, and after the temperature requirement is met, the electrician A and the electrician B transmit the tool on the tower to the ground;
10. and (5) operating electricians on the tower, and moving the electricians off the tower to finish the operation.
The invention completes the work of additionally installing the bypass drainage wire shunt wire at the ground potential, can effectively overcome the defects of the prior art, realizes the work of eliminating the heating defect of the drainage plate of the power transmission line, repairing the damaged wire of the adjacent linear insulator and the like, and can reduce the labor intensity of operators, thereby avoiding unnecessary loss caused by manual misoperation, improving the safety coefficient and the operation efficiency and ensuring the operation safety.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a bypass drainage instrument for installation of transmission line earth potential method electrification, its characterized in that includes the metal end A that is connected with wire 1, the metal end B that is connected with the lead wire, metal end A is connected through two insulating annealed copper wires with metal end B, install the direction adjustment connecting rod A that is used for driving its rotation on metal end A and the metal end B respectively, direction adjustment connecting rod B, direction adjustment connecting rod A, direction adjustment connecting rod B bottom is movable mounting respectively on insulating action bars A, insulating action bars B, be equipped with the mechanism of screwing that is used for pressing from both sides tight wire, lead wire on metal end A, the metal end B respectively, the mechanism of screwing realizes the clamp tight or lax of wire, lead wire through insulating screwing the pole.
2. The bypass drainage tool for live installation of the power transmission line by the ground potential method according to claim 1, wherein the screwing mechanism comprises a chuck covering the wire or the lead and a screwing ejector rod screwed with the chuck, the wire or the lead is positioned between the top of the screwing ejector rod and the chuck, the wire or the lead is clamped or loosened by up-and-down movement of the screwing ejector rod, the screwing ejector rod is L-shaped, an L-shaped vertical arm of the screwing ejector rod is provided with an external thread, and the tail end of an L-shaped horizontal arm of the screwing ejector rod is provided with a screwing hole matched with the insulating screwing rod.
3. The bypass drainage tool for live installation of the power transmission line ground potential method according to claim 2, wherein a top piece for pushing the wire or the lead upwards is installed at the top of the screwing ejector rod.
4. The bypass drainage tool for the live installation of the power transmission line ground potential method according to claim 2, characterized in that the chuck comprises a hook-shaped top plate and a horizontal bottom plate, the top plate and the bottom plate are of an integral structure, the horizontal bottom plate is provided with an internal threaded hole for screwing a screwing ejector rod, one end of the horizontal bottom plate is connected with the top plate, the other end of the horizontal bottom plate is provided with a annealed copper wire connector for connecting an insulated annealed copper wire, and a vertical arm of the hook-shaped top plate is provided with a female connection seat for connecting a direction adjusting connecting rod A or a direction adjusting connecting rod B.
5. The bypass drainage tool for live installation of the ground potential method of the power transmission line according to claim 4, wherein the direction adjustment connecting rod A and the direction adjustment connecting rod B have the same structure and respectively comprise a lower end rotating supporting rod and an upper end rotating supporting rod which can rotate by taking the lower end rotating supporting rod as an axis, an installation head of the insulating operating rod A and an installation head of the insulating operating rod B are arranged at the bottom of the lower end rotating supporting rod, the upper end rotating supporting rod is in a step shape, and a connecting male seat matched with the connecting female seat is arranged at the top of the upper end rotating supporting rod.
6. The bypass drainage tool for live installation of the power transmission line ground potential method according to claim 2, characterized in that the insulating screwing rod comprises an insulating rod and an operating rod, a fixed hook is arranged at the top of the operating rod, a rotating hook perpendicular to the fixed hook is arranged on a rod body of the operating rod, and the rotating hook is matched with the screwing hole for use.
7. A bypass drainage tool defect processing operation method for live-line installation of a power transmission line ground potential method is characterized by comprising the following steps:
1) the ground electrician uses a temperature measuring instrument to detect the temperature of the heating drainage plate and records the temperature;
2) carrying out appearance inspection on the insulating operating rod A8, the insulating operating rod B9 and the insulating tightening rod to confirm that the insulating operating rod A is not damaged or deformed, and carrying out insulation resistance detection by using an insulation detector, wherein the insulation resistance value is greater than 700M omega, and the electricians A and B sequentially climb to the vicinity of the cross arm of the iron tower;
3) the ground electrician transmits the insulating operating rod A, the insulating operating rod B, the insulating screwing rod and a group of bypass drainage tools to the first electrician and the second electrician on the tower through the insulating ropes;
4) the first electrician and the second electrician are mutually matched to connect the insulating operating rod A and the insulating operating rod B with the direction adjusting connecting rod A and the direction adjusting connecting rod B of the bypass drainage tool respectively;
5) the electricians A and B respectively hold the insulating operating rod A and the insulating operating rod B by hands to send the equipment to an operation position, the electrician A sends the metal end A to a main conductor position, the electrician B sends the metal end B to a lead 3 position, and the electrician B fixes the insulating operating rod B on a tower;
6) the second electrician uses the insulating screwing rod to assist the first electrician in adjusting the angle of the connecting rod A so as to enable the metal end A to be clamped into the lead, then inserts the rotating hook of the insulating screwing rod into the screwing hole, and enables the screwing ejector rod to move upwards by rotating the insulating rod, so that the metal end A is connected with the lead;
7) the electrician applies directional impact force to the screwing hole by using a fixing hook on the insulating screwing rod, so that the installation is ensured to be more firm;
8) the electrician A assists the electrician B to fix the metal end B at a proper position of the lead on the same principle;
9) after the installation is finished, the ground electrician uses a temperature measuring instrument to measure the temperature of the operation phase diversion plate and other two-phase diversion plates, and after the temperature requirement is met, the electrician A and the electrician B transmit the tool on the tower to the ground;
10) and the electrician operates on the tower and goes off the tower, and the work is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911314657.4A CN110890715B (en) | 2019-12-19 | 2019-12-19 | Bypass drainage tool for live-line installation of power transmission line ground potential method and defect handling operation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911314657.4A CN110890715B (en) | 2019-12-19 | 2019-12-19 | Bypass drainage tool for live-line installation of power transmission line ground potential method and defect handling operation method thereof |
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| CN110890715A true CN110890715A (en) | 2020-03-17 |
| CN110890715B CN110890715B (en) | 2021-05-14 |
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| CN111541183A (en) * | 2020-05-08 | 2020-08-14 | 广东电网有限责任公司东莞供电局 | Hot-line work auxiliary device |
| CN112600119A (en) * | 2020-12-14 | 2021-04-02 | 国网辽宁省电力有限公司盘锦供电公司 | Electrified lead wire-detaching anti-swing tool |
| CN113328373A (en) * | 2021-04-19 | 2021-08-31 | 国网浙江淳安县供电有限公司 | Earth potential all-terrain load operation special tool |
| CN114614397A (en) * | 2022-04-25 | 2022-06-10 | 国网山东省电力公司烟台供电公司 | Live working robot capable of eliminating heating defect of overhead transmission line drainage plate through intermediate potential and operation method of live working robot |
| CN114709753A (en) * | 2022-04-08 | 2022-07-05 | 国网山东省电力公司青岛供电公司 | Cable lead-up wire fixing device for bypass operation |
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| CN209730763U (en) * | 2019-06-14 | 2019-12-03 | 贵州电网有限责任公司 | A kind of anti-slip electrification is started to exchange fire wire clamp |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111541183A (en) * | 2020-05-08 | 2020-08-14 | 广东电网有限责任公司东莞供电局 | Hot-line work auxiliary device |
| CN112600119A (en) * | 2020-12-14 | 2021-04-02 | 国网辽宁省电力有限公司盘锦供电公司 | Electrified lead wire-detaching anti-swing tool |
| CN113328373A (en) * | 2021-04-19 | 2021-08-31 | 国网浙江淳安县供电有限公司 | Earth potential all-terrain load operation special tool |
| CN114709753A (en) * | 2022-04-08 | 2022-07-05 | 国网山东省电力公司青岛供电公司 | Cable lead-up wire fixing device for bypass operation |
| CN114614397A (en) * | 2022-04-25 | 2022-06-10 | 国网山东省电力公司烟台供电公司 | Live working robot capable of eliminating heating defect of overhead transmission line drainage plate through intermediate potential and operation method of live working robot |
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| CN110890715B (en) | 2021-05-14 |
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Effective date of registration: 20210707 Address after: 264000 Jiefang Road 158, Zhifu District, Yantai, Shandong Patentee after: State Grid Shandong Electric Power Company Yantai Power Supply Co. Address before: 264000 Jiefang Road 158, Zhifu District, Yantai, Shandong Patentee before: State Grid Shandong Electric Power Company Yantai Power Supply Co. Patentee before: STATE GRID CORPORATION OF CHINA |
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