DE202022105058U1 - Complete set of tools for replacing a tension insulator of a 10 kV line under live conditions using an indirect method - Google Patents

Abstract

A complete set of tools for replacing a tension insulator of a live 10 kV line using an indirect method, comprising a complete set of jigs and an insulation operating rod tool (9), characterized in that the complete set of jigs comprises a truss-side metal clamp (1) , a wire-side metal clamp (2), a metal bearing screw rod (3) and an insulating tie rod (7), wherein the truss-side metal clamp (1) and the wire-side metal clamp (2) are each detachably connected between the two insulating tie rods (7), the metal bearing screw rod (3) connected to the wire-side metal terminal (2),
further comprising an insulating support rod (4), a heavy weight hanger (6) and a lifting insulation rope (8), wherein one end of the insulating support rod (4) is fixedly connected to the electric pole by a support bracket (4-1) and the other end is connected to the insulating roller ( 5) is connected,
wherein one end of the hoisting insulating rope (8) passes through the insulating pulley (5) and is connected to the heavy weight hanger (6), the heavy weight hanger (6) being connected to the truss-side metal clamp (1) and the wire-side metal clamp (2), respectively.

Description

TECHNICAL AREA

The present invention relates to the technical field of live 10 kV line operation, more particularly to a complete set of tools for replacing a tension insulator of a live 10 kV line using an indirect method.

STATE OF THE ART

At present, when the broken pull insulator of 10kV line is replaced by live operation in China, the direct working method with insulating gloves on insulating platforms such as insulating bucket trucks is generally adopted. However, if the traffic conditions are limited or there is no isolation platforms such as isolation bucket trucks at the construction site, the train insulator replacement cannot be completed. In this case, a viable option is to replace the pull isolator with the isolator operating rod under tension using an indirect method. However, when this working method is used for work, it lacks a dedicated working tool. It is difficult to carry out the corresponding work with the work tools under the existing work mode. Therefore, there is an urgent need to develop a complete set of tools for replacing a tension insulator of a 10kV line under voltage using an indirect method in order to meet the working requirements of actual production.

CONTENT OF THE PRESENT INVENTION

The technical problem to be solved by the present invention is to provide a complete set of tools to replace a tension insulator of a 10 kV line under voltage using a safe and convenient indirect method.

In order to solve the above technical problems, the technical solution of the present invention is a complete set of tools for replacing a tension insulator of a 10 kV line under voltage using an indirect method, including a complete set of jigs and an insulation operating rod tool for installing or Removal of insulator connection components or auxiliary work, the complete set of devices including a truss-side metal clamp to replace the insulator, a wire-side metal clamp to replace the insulator, a metal bearing screw rod and an insulation pull rod to tighten the wire tension and relax the insulator in cooperation with the clamp, with the truss-side Metal clamp and the wire-side metal clamp are respectively detachably connected between the two insulation tie rods, with the metal bearing screw rod connected to the wire-side metal clamp,
further comprising an insulation support rod, a heavy weight hanger and a lifting insulation rope, wherein one end of the insulation support rod is fixedly connected to the electricity pole (or the main material of the iron tower) by a support bracket, and the other end is connected to the insulation roller,
wherein one end of the hoisting insulating rope passes through the insulating pulley and is connected to the heavy weight hanger, the heavy weight hanger being connected to the truss-side metal clamp and the wire-side metal clamp, respectively.

Further, it is designed that the insulation support rod is L-shaped, comprising a straight rod and a horizontal cantilever beam, the lower portion of the straight rod is fixedly connected to the power pole through the support bracket, the length of the horizontal cantilever beam can be adjusted retractably, so that no collision event of the line equipment occurs when the operation under tension and the heavy weight lifting are performed under the complex wire arrangement structure.

Furthermore, it is envisaged that the insulating roll will be suspended on the horizontal cantilever beam for lifting the heavy weight like isolators.

It is further designed that the middle part of the heavyweight hanger is provided with a lifting ring, with the lifting insulation rope connected to the lifting ring, the two ends of the heavyweight hanger are each provided with hooks, the two hooks are respectively connected to the truss-side metal clamp and the wire-side metal clamp connected so that they can be replaced according to the needs of the insulator or clamp lifting operation.

Furthermore, it is provided that the wire-side metal clamp is provided with two fastening holes.

Further, it is designed that the metal bearing screw rod has a worm gear structure, so that the entire isolator bearing device is connected through a fastening hole on the wire-side metal clamp, the two ends of the metal bearing screw rod are each provided with turning handles so that they can be adjusted according to the position of the side phase in which the to replacing isolator can be selected to meet the requirements of field operation. During work, the length of the metal bearing screw rod is changed by turning the handle to change the tension of the wire, thereby achieving the purpose of replacing the pull insulator.

Furthermore, it is provided that the insulating pull rod is provided with a large number of equidistant small holes, so that it can be selected according to the number and length of the insulator to be replaced.

Further, it is envisaged that the insulating support bar, the gravity hanger, the insulating pull bar and the insulating operating bar tool are made of insulating materials, and the truss-side metal clamp and the wire-side metal clamp are made of metal materials.

The lifting isolation rope is used for lifting isolators or clamps and when in use is passed through the isolation pulley with one end connected to a gravity hanger and the other end mastered and used by ground crew.

The insulation operating rod tool is made of insulation pipe materials, with one end connected to a special metal gadget for installing or removing insulator connection components and another metal gadget for auxiliary work for use, which conveniently replaces the manual operation when replacing the pull insulator.

• Der komplette Satz von Werkzeugen zum Ersetzen eines Zugisolators einer 10-kV-Leitung unter Spannung unter Verwendung eines indirekten Verfahrens ist speziell für den Einsatz beim Ersetzen eines Zugisolators einer 10-kV-Leitung unter Spannung unter Verwendung eines indirekten Verfahrens geeignet und ist besonders für die Arbeitsumgebung der vertikalen Anordnung von Leitungsdrähten oder der Struktur von Mehrschleifenleitungen geeignet. Die Zusammenarbeit zwischen der Vorrichtung und dem Werkzeug besteht darin, dass die derzeitigen Schwierigkeiten und Probleme beim Ersetzen des Zugisolators der 10-kV-Leitung unter Spannung unter Verwendung eines indirekten Verfahrens gelöst werden können, wodurch der technische Anwendungsbereich des 10-kV-Leitungsbetriebs unter Spannung effektiv erweitert wird, der einen hohen Förderwert hat.

Compared with the prior art, the present invention has the following advantageous effects:

• The complete set of tools for replacing a live line tension insulator of a 10 kV line using an indirect method is specifically designed for use in replacing a live line tension insulator of a 10 kV line using an indirect method and is particularly suitable for the Suitable working environment of the vertical arrangement of line wires or the structure of multi-loop lines. The cooperation between the device and the tool is that the current difficulties and problems of replacing the tension insulator of the live 10kV line can be solved using an indirect method, thereby expanding the technical scope of the live 10kV line operation is effectively expanded, which has a high promotional value.

1. 1. Das Bodenpersonal montiert und stellt die Isolierhaltestange ein und hängt die Isolierrolle, die durch das Hebeisolierseil verläuft, am Ende des Auslegerbalkens der Isolierhaltestange auf. Dann werden die traversenseitige Metallklemme, die drahtseitige Metallklemme, die Metalllagerschraubstange und die Isolierzugstange (-platte) zu einem kompletten Satz von Vorrichtungen zum Ersetzen des Isolators montiert. Ein Ende des Hebeisolierseils wird mit dem Schwergewichtsaufhänger verbunden. Ein Ende des Hebeisolierseils wird mit dem Schwergewichtsaufhänger verbunden und dann durch zwei klemmenartige Hakenkomponenten auf dem Schwergewichtsaufhänger mit der traversenseitigen Metallklemme und der drahtseitigen Metallklemme verbunden.
2. 2. Für den Einstiegsmast (-turm) vom unter Spannung stehenden Bedienpersonal wird die montierte Isolierhaltestange durch den Haltebügel an dem Strommast (oder dem Hauptmaterial des Eisenturms) in Zusammenarbeit mit dem Bodenpersonal befestigt.
3. 3. Das unter Spannung stehende Bedienpersonal weist das Bodenpersonal an, den kompletten Satz von Vorrichtungen zum Ersetzen des Isolators an die Position des zu ersetzenden Leitungsisolators zu heben und ein Paar Metallklemmen auf der Vorderseite und der Rückseite des zu ersetzenden Leitungsisolators durch das Isolierbetätigungsstangenwerkzeug anzubringen und dann die Verriegelungsvorrichtung an der Klemme zu verriegeln, wodurch wird sichergestellt, dass die Klemme des Isolators perfekt an den Isolator angepasst ist.
4. 4. Das unter Spannung stehende Bedienpersonal dreht den Drehgriff der Metalllagerschraubstange durch das Isolierbetätigungsstangenwerkzeug, um den Leitungsisolator anzuziehen, so dass ein Paar Metallklemmen allmählich beansprucht wird, bis der alte Isolator locker ist und gelöst werden kann.
5. 5. Das unter Spannung stehende Bedienpersonal nimmt den Federstift an der Stahlkappe des Isolators durch das Isolierbetätigungsstangenwerkzeug heraus, löst sich stabil vom Isolator durch den Schwergewichtsaufhänger, überträgt dann den neuen Isolator durch das Bodenpersonal an die Position des alten Isolators und entspannt dann allmählich die Metalllagerschraubstange, so dass der Isolator allmählich beansprucht wird, bis ein Paar Metallklemmen nicht beansprucht wird.
6. 6. Das unter Spannung stehende Bedienpersonal entfernt den kompletten Satz von Vorrichtungen zum Ersetzen des Isolators durch das Isolierbetätigungsstangenwerkzeug und überträgt ihn in Zusammenarbeit mit dem Bodenpersonal auf den Boden.
7. 7. Das unter Spannung stehende Bedienpersonal entfernt die Haltebügelverbindungskomponenten an der Isolierhaltestange und überträgt den kompletten Satz von Isolierhaltestangen in Zusammenarbeit mit dem Bodenpersonal auf den Boden.
8. 8. Das unter Spannung stehende Bedienpersonal klettert den Mast (Turm) herunter, um die Aufgabe des Ersetzens des Zugisolators der 10-kV-Leitung unter Spannung unter Verwendung abzuschließen.

The complete set of tools is used as follows:

1. 1. The ground crew assembles and adjusts the isolation support bar and hangs the isolation roll, which runs through the lifting isolation cable, on the end of the isolation support bar cantilever beam. Then, the truss-side metal clamp, the wire-side metal clamp, the metal bearing screw rod and the insulation pull rod (plate) are assembled into a complete set of insulator replacement jigs. One end of the lifting isolation rope is connected to the heavy weight hanger. One end of the lifting insulation rope is connected to the heavyweight hanger, and then connected to the truss-side metal clamp and the wire-side metal clamp by two clamp-type hook components on the heavyweight hanger.
2. 2. For the boarding pole (tower) from the live operating personnel, the assembled insulation support rod is fixed to the power pole (or the main material of the iron tower) through the support bracket, in cooperation with the ground staff.
3. 3. Energized operating personnel instruct the ground personnel to lift the complete set of insulator replacement jigs to the position of the line insulator to be replaced, and attach a pair of metal clamps on the front and back of the line insulator to be replaced through the insulator operating rod tool, and then to lock the locking device on the clamp, ensuring that the insulator clamp is perfectly matched to the insulator.
4. 4. The energized operator rotates the twist handle of the metal bearing screw rod through the insulator operating rod tool to tighten the line insulator, so that a pair of metal clamps are gradually stressed until the old insulator is loose and can be loosened.
5. 5. The live operating staff takes out the spring pin on the steel cap of the isolator through the isolator operating rod tool, stably detaches from the isolator through the heavy weight hanger, then transfers the new isolator to the position of the old isolator by the ground staff, and then gradually relaxes the metal bearing screw rod, so that the insulator is gradually stressed until a pair of metal clamps are unstressed.
6. 6. The energized operator removes the complete set of jigs to replace the isolator with the isolator operating rod tool and transfers it to the ground in cooperation with the ground crew.
7. 7. The energized operator removes the tether connection components on the isolation tether and, in cooperation with the ground crew, transfers the complete set of isolation tethers to the ground.
8. 8. The live operating personnel climb down the pole (tower) to complete the task of replacing the tension insulator of the 10kV line live using.

character list

• 1 Figure 12 is a schematic diagram of a structure in accordance with the present invention;
• 2 Fig. 12 is a schematic diagram of a structure of an isolator operating rod tool.

DETAILED DESCRIPTION

The specific embodiments of the present invention are further described below in combination with the drawings. It should be noted here that the description of these embodiments is used to facilitate understanding of the present invention, but is not used to constitute a limitation of the present invention. In addition, the technical features related to each embodiment of the present invention described below may be combined with each other as long as they do not conflict with each other.

Complete set of tools for replacing a tension insulator of a 10 kV line under voltage using an indirect method, comprising a complete set of jigs and an insulation operating rod tool 9, the complete set of jigs including a truss-side metal clamp 1, a wire-side metal clamp 2, a metal bearing screw rod 3 and an insulating tie rod 7, with the truss-side metal clamp 1 and the wire-side metal terminal 2 being detachably connected between the two insulating tie rods 7, respectively, with the metal bearing screw rod 3 being connected with the wire-side metal clamp 2, as in FIG 1-2 shown,
further comprising an insulation support rod 4, a gravity hanger 6 and a lifting insulation rope 8, one end of the insulation support rod 4 being fixedly connected to the electric pole by a holding bracket 4-1, and the other end being connected to the insulation pulley 5, one end of the lifting insulation rope 8 being fixed through the insulating roller 5 runs and is connected to the gravity hanger 6, the gravity hanger 6 being connected to the traverse-side metal clamp 1 and the wire-side metal clamp 2, respectively.

Specifically, the insulation support bar 4 is designed to be L-shaped, comprising a straight bar and a horizontal cantilever beam, the lower portion of the straight bar is fixedly connected to the power pole through the support bracket 4-1, the length of the horizontal cantilever beam being retractably adjusted can be.

In particular, it is provided that the insulating roll 5 is suspended from the horizontal cantilever beam.

In particular, it is designed that the middle part of the heavyweight hanger 6 is provided with a lifting ring, with the lifting insulation rope 8 connected to the lifting ring, the two ends of the heavyweight hanger 6 are each provided with hooks, the two hooks each with the truss-side metal clamp 1 and the wire-side metal terminal 2 are connected.

In particular, it is provided that the wire-side metal terminal 2 is provided with two fastening holes.

In particular, the metal bearing screw rod 3 is designed to have a worm gear structure, and the two ends of the metal bearing screw rod 3 are provided with rotary handles 3-1, respectively.

In particular, it is provided that the insulating pull rod 7 is provided with a large number of equidistant small holes.

The truss-side metal clamp 1 for replacing the insulator is made of metal materials. In the work, the connection fittings are clamped and fixed between the insulator and the truss, with one end connected to the insulation pull rod (plate) 7, and together with the wire-side metal clamp 2, form a bearing tool for replacing the pull insulator, to achieve the purpose of installing and of removing the insulator.

The wire-side metal terminal 2 for replacing the insulator is made of metal materials. At work, the wire clamps punches between the insulator and the wire and fixed, with one end connected to the insulation pull rod (plate) 7 and two fixing holes arranged on it, which is convenient for installing and removing the metal bearing screw rod 3. The wire-side metal clamp 2 forms, together with the traverse-side metal clamp 1, a stock tool for replacing the tension insulator to achieve the purpose of installing and removing the insulator.

Specifically, the insulating support bar 4, the gravity hanger 6, the insulating pull bar 7 and the insulating operating bar tool 9 are made of insulating materials, while the truss-side metal clamp 1 and the wire-side metal clamp 2 are made of metal materials.

When the isolator is removed, the ground crew assembles and adjusts the isolation support rod 4 and hangs the isolation pulley 5, which runs through the lifting isolation cable 8, on the end of the isolation support rod 4 cantilever beam. The tower crew connects the insulating support rod 4 to the support bracket 4-1 and attaches it to the power pole (or main tower material) in cooperation with the ground crew.

Then, the truss-side metal clamp 1, the wire-side metal clamp 2, the metal bearing screw rod 3, and the insulated pull rod (plate) 7 are assembled into a whole by the ground crew. One end of the lifting isolation rope is connected to the heavy weight hanger. One end of the hoisting insulating rope 8 is connected to the heavyweight hanger 6 and then connected to the truss-side metal clamp 1 and the wire-side metal clamp 2 through two clamp-like hook components on the heavyweight hanger 6 .

The mast personnel, in cooperation with the ground personnel, lift the complete set of insulator replacement jigs to the working position and install the complete set of insulator replacement jigs with the isolator operating rod tool 9 and loosen the two hook components on the gravity hanger 6 so that the ground crew lowers it to the ground and replaces it with the isolator's mounting hook.

Personnel at the mast tighten the two operating handles on the metal bearing screw rod 3 on the wire side metal clamp 2 through the isolator operating rod tool 9 to keep the isolator in a relaxed state and to check that the complete set of jigs to replace the isolator is tightly clamped, and removes the insulator connection pin to disconnect the insulator from the connection.

The staff on the mast instruct the ground staff to lift the gravity hanger 6 to the working position and install the isolator's connection through the isolator operating rod tool 9, so that the ground staff lower the isolator to the ground and replace it with a new isolator.

In installing the complete set of jigs and tools for replacing a tension insulator of a live 10 kV line using an indirect method, the operation opposite to the above specific embodiment can be completed.

The complete set of jigs and tools for replacing a tension insulator of a 10kV line under voltage using an indirect method has a simple structure and practical functions, which can meet the actual work needs.

Claims (8)

A complete set of tools for replacing a tension insulator of a live 10 kV line using an indirect method, comprising a complete set of jigs and an insulation operating rod tool (9), characterized in that the complete set of jigs comprises a truss-side metal clamp (1) , a wire-side metal clamp (2), a metal bearing screw rod (3) and an insulating tie rod (7), wherein the truss-side metal clamp (1) and the wire-side metal clamp (2) are each detachably connected between the two insulating tie rods (7), the metal bearing screw rod (3) connected to the wire-side metal terminal (2), further comprising an insulating support rod (4), a gravity hanger (6) and a lifting insulation rope (8), one end of the insulating support rod (4) being fixed by a support bracket (4-1). connected to the power pole and the other end connected to the insulating roll (5), one end of the hoisting insulating rope (8) passes through the insulating pulley (5) and is connected to the heavy weight hanger (6), the heavy weight hanger (6) being connected to the truss-side metal clamp (1) and the wire-side metal clamp (2), respectively. Complete set of tools to replace a tension insulator of a 10 kV line under live using an indirect method claim 1 , marked thereby net that the insulating support rod (4) is L-shaped, comprising a straight rod and a horizontal cantilever beam, the lower portion of the straight rod is fixedly connected to the electricity pole by the support bracket (4-1), the length of the horizontal cantilever beam retractable can be adjusted. Complete set of tools to replace a tension insulator of a 10 kV line under live using an indirect method claim 2 , characterized in that the insulating roll (5) is suspended from the horizontal cantilever beam. Complete set of tools to replace a tension insulator of a 10 kV line under live using an indirect method claim 1 , characterized in that the middle part of the heavy weight hanger (6) is provided with a lifting ring, the lifting insulating rope (8) is connected to the lifting ring, the two ends of the heavy weight hanger (6) are respectively provided with hooks, the two hooks are respectively connected to the truss-side metal clamp (1) and the wire-side metal clamp (2). Complete set of tools to replace a tension insulator of a 10 kV line under live using an indirect method claim 1 , characterized in that the wire-side metal clamp (2) is provided with two fixing holes. Complete set of tools to replace a tension insulator of a 10 kV line under live using an indirect method claim 1 , characterized in that the metal bearing screw rod (3) has a worm gear structure, both ends of the metal bearing screw rod (3) being provided with turning handles (3-1), respectively. Complete set of tools to replace a tension insulator of a 10 kV line under live using an indirect method claim 1 , characterized in that the insulating pull rod (7) is provided with a large number of equidistant small holes. Complete set of tools to replace a tension insulator of a 10 kV line under live using an indirect method claim 1 , characterized in that the insulating support bar (4), the gravity hanger (6), the insulating pull bar (7) and the insulating operating bar tool (9) are made of insulating materials, wherein the truss-side metal clamp (1) and the wire-side metal clamp (2) are made of metal materials are.

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