CN104158123A - Overhead line phase sequence plate hot-line assembly and disassembly method and assembling device - Google Patents

Abstract

The invention relates to a live installation and removal method and an installer for a phase sequence plate of an overhead line, belonging to the technical fields of power supply maintenance and construction. The technical solution is: including side baffles (1), main substrate (2) and connectors (3), the main substrate is a square insulating plate, side baffles are arranged on the three front edges of the main substrate, and the sides The overall baffle is U-shaped, and the U-shaped opening is upward; the side baffles are also insulating plates, and the side baffles are bonded to the main substrate through the vertical plate (4), leaving a gap between the side baffles and the main substrate. The thickness of the gap is the height of the vertical plate, and the side baffle, the main base plate and the vertical plate form a slot (5); the back of the main base plate is provided with a connector. The invention is simple in structure and flexible in use, which can not only install the phase sequence plate very conveniently, but also remove the phase sequence plate, which solves the problem of staff ascending heights, reduces labor intensity, plays the role of insulation, ensures safety, and reduces The number of line power outages ensures the reliability of power supply.

Description

A live installation and removal method and installer for an overhead line phase sequence plate

technical field

The invention relates to a live installation and removal method and an installer for a phase sequence plate of an overhead line, belonging to the technical fields of power supply maintenance and construction.

Background technique

At present, the current line pole number plates are mainly made of enamel. During installation, iron wires need to be threaded on the phase sequence plates, manually mounted on the poles, and bound to the crossarms of overhead line pole towers. The background technology has the following problems: ①The iron wire has been eroded by wind and rain for a long time, and it is easy to rust and break, resulting in the loss of the phase sequence plate or hurting pedestrians when it falls; ②The joints of the iron wire are easy to scratch the climbers and clothing; ③ If the iron wire is too long, it is easy to cause hidden dangers and threaten the safe operation of the line; ④ When personnel install or remove the pole, the line must be powered off before installation. If the number is large, the personnel will need to pay a lot of labor intensity; There are certain security issues in several points.

Contents of the invention

The purpose of the present invention is to provide a live installation and removal method and installer for the phase sequence plate of an overhead line, which can install the phase sequence plate without power failure of the line, and without climbing to the top of the tower, so as to reduce labor intensity, ensure safety, and solve the problems existing in the background technology above question.

Technical scheme of the present invention is:

An overhead line phase sequence plate live installer, including side baffles, a main base plate and a connector, the main base plate is a square insulating plate, side baffles are arranged on the three front edges of the main base plate, and the side baffles are The whole is U-shaped, and the U-shaped opening is upward; the side baffle is also an insulating plate, and the side baffle is bonded to the main substrate through the vertical plate. There is a gap between the side baffle and the main substrate. The thickness of the gap is The height of the vertical plate, the side baffle, the main base plate and the vertical plate form a slot; the back of the main base plate is provided with a connector.

The main substrate is slightly larger than the phase sequence plate, a strong magnet is glued to the back of the phase sequence plate, and the thickness of the slot between the side baffle and the main substrate is slightly greater than that of the phase sequence plate.

The connecting head is connected with the mounting rod, the connecting head is fixed on the back of the main substrate, and the connecting head and the mounting rod are connected by a hinge shaft.

The installation rod is an insulating rod with a multi-joint connection structure, and the length of the installation rod can be adjusted as required.

A live installation and removal method for a phase sequence plate of an overhead line, comprising the following steps:

① Use a special installer for the phase sequence plate of overhead lines, which includes side baffles, main substrates and connectors. The main substrate is a square insulating plate. There are side baffles on the three front edges of the main The overall baffle is U-shaped, and the U-shaped opening is upward; the side baffle is also an insulating plate, and the side baffle is bonded to the main substrate through the vertical plate, and there is a gap between the side baffle and the main substrate. The thickness is the height of the vertical plate, the side baffle, the main base plate and the vertical plate form a slot; there is a connector on the back of the main base plate; the main base plate is slightly larger than the phase sequence plate, and the thickness of the slot between the side baffle plate and the main base plate Slightly larger than the thickness of the phase sequence plate;

The connecting head is connected with the mounting rod, the connecting head is fixed on the back of the main substrate, and the connecting head and the mounting rod are connected by a hinge shaft; the mounting rod is an insulating rod with a multi-section connection structure, and the installation can be adjusted as needed the length of the rod;

②Stick the strong magnet on the back of the phase sequence plate to be installed. The phase sequence plate is square and slightly smaller than the main base plate. Insert the phase sequence plate into the slot on the main base plate with the back facing outward, and then send it to the The installation position of the metal cross-arm, the phase sequence plate is adsorbed on the metal cross-arm, gently pull down the installation rod, the phase sequence plate is out of the slot, and the phase sequence plate is installed in place;

③ When it is necessary to remove the phase sequence card attached to the metal cross-arm through a strong magnet, lift the installation lever to clamp the phase sequence card in the slot on the main substrate, push the installation lever forward, and then it will be adsorbed on the metal cross-arm The phase sequence plate is detached from the metal cross arm, put down the installation rod, take out the phase sequence plate from the slot on the main substrate, and complete the live removal of the phase sequence plate.

The positive effects of the present invention: simple structure, flexible use, that is, it is very convenient to install the phase sequence plate with electricity, and it can also remove the phase sequence plate with electricity, which solves the problem of staff climbing high, that is, reduces labor intensity and plays an important role in insulation It also ensures safety, reduces the number of line power outages, and ensures the reliability of power supply. the

Description of drawings

Fig. 1 is the front structure schematic diagram of the embodiment of the present invention;

Fig. 2 is a schematic view of the side structure of an embodiment of the present invention;

Fig. 3 is a schematic view of the top structure of an embodiment of the present invention;

In the figure: 1. Side baffles; 2. Main substrate; 3. Connector; 4. Vertical plate; 5. Slot. the

Detailed ways

The present invention will be further described through the embodiments below in conjunction with the accompanying drawings.

A phase sequence plate electrified installer for overhead lines, comprising a side baffle 1, a main substrate 2 and a connector 3, the main substrate is a square insulating plate, and side baffles are arranged on three front edges of the main substrate, and the side The side baffles are U-shaped as a whole, and the U-shaped opening is upward; the side baffles are also insulating plates, and the side baffles are bonded to the main substrate through the vertical plate 4, and there is a gap between the side baffles and the main substrate. The thickness of the gap is exactly the height of the vertical plate, and the side baffle, the main base plate and the vertical plate form a slot 5; the back side of the main base plate is provided with a connector.

The main substrate is slightly larger than the phase sequence plate, a strong magnet is glued to the back of the phase sequence plate, and the thickness of the slot between the side baffle and the main substrate is slightly greater than that of the phase sequence plate.

The connecting head is connected with the mounting rod, the connecting head is fixed on the back of the main substrate, and the connecting head and the mounting rod are connected by a hinge shaft.

The installation rod is an insulating rod with a multi-joint connection structure, and the length of the installation rod can be adjusted as required.

A live installation and removal method for a phase sequence plate of an overhead line, comprising the following steps:

① Use a special installer for the phase sequence plate of overhead lines, which includes side baffles, main substrates and connectors. The main substrate is a square insulating plate. There are side baffles on the three front edges of the main The overall baffle is U-shaped, and the U-shaped opening is upward; the side baffle is also an insulating plate, and the side baffle is bonded to the main substrate through the vertical plate, and there is a gap between the side baffle and the main substrate. The thickness is the height of the vertical plate, the side baffle, the main base plate and the vertical plate form a slot; there is a connector on the back of the main base plate; the main base plate is slightly larger than the phase sequence plate, and the thickness of the slot between the side baffle plate and the main base plate Slightly larger than the thickness of the phase sequence plate;

The connecting head is connected with the mounting rod, the connecting head is fixed on the back of the main substrate, and the connecting head and the mounting rod are connected by a hinge shaft; the mounting rod is an insulating rod with a multi-section connection structure, and the installation can be adjusted as needed the length of the rod;

②Stick the strong magnet on the back of the phase sequence plate to be installed. The phase sequence plate is square and slightly smaller than the main base plate. Insert the phase sequence plate into the slot on the main base plate with the back facing outward, and then send it to the The installation position of the metal cross-arm, the phase sequence plate is adsorbed on the metal cross-arm, gently pull down the installation rod, the phase sequence plate is out of the slot, and the phase sequence plate is installed in place;

③ When it is necessary to remove the phase sequence card attached to the metal cross-arm through a strong magnet, lift the installation lever to clamp the phase sequence card in the slot on the main substrate, push the installation lever forward, and then it will be adsorbed on the metal cross-arm The phase sequence plate is detached from the metal cross arm, put down the installation rod, take out the phase sequence plate from the slot on the main substrate, and complete the live removal of the phase sequence plate.

Claims (4)

1. An overhead line phase sequence plate live installer, including a side baffle (1), a main substrate (2) and a connector (3), the main substrate is a square insulating plate, and the front three edges of the main substrate are There are side baffles, the side baffles are U-shaped as a whole, and the U-shaped opening is upward; the side baffles are also insulating plates, and the side baffles are bonded to the main substrate through the vertical plate (4), and the side baffles A gap is left between the main substrate and the thickness of the gap is the height of the vertical plate, and a slot (5) is formed by the side baffle, the main substrate and the vertical plate; a connector is provided on the back of the main substrate. 2. A live installer for overhead line phase sequence plates according to claim 1, characterized in that: the main substrate is slightly larger than the phase sequence plate, a strong magnet is attached to the back of the phase sequence plate, and the gap between the side baffle plate and the main base plate is The thickness of the slot is slightly greater than the thickness of the phase sequence plate. 3. A live installer for overhead line phase sequence plates according to claim 1 or 2, characterized in that: the connector is connected to the installation rod, the connector is fixed on the back of the main substrate, and the connector and the installation rod They are connected by hinge shafts; the installation rods are insulating rods with a multi-section connection structure. 4. A live installation and removal method for phase sequence plates of overhead lines, characterized in that it comprises the following steps: ① Use a special installer for the phase sequence plate of overhead lines, which includes side baffles, main substrates and connectors. The main substrate is a square insulating plate. There are side baffles on the three front edges of the main The overall baffle is U-shaped, and the U-shaped opening is upward; the side baffle is also an insulating plate, and the side baffle is bonded to the main substrate through the vertical plate, and there is a gap between the side baffle and the main substrate. The thickness is the height of the vertical plate, the side baffle, the main base plate and the vertical plate form a slot; there is a connector on the back of the main base plate; the main base plate is slightly larger than the phase sequence plate, and the thickness of the slot between the side baffle plate and the main base plate Slightly larger than the thickness of the phase sequence plate; The connecting head is connected with the mounting rod, the connecting head is fixed on the back of the main substrate, and the connecting head and the mounting rod are connected by a hinge shaft; the mounting rod is an insulating rod with a multi-section connection structure, and the installation can be adjusted as needed the length of the rod; ②Stick the strong magnet on the back of the phase sequence plate to be installed. The phase sequence plate is square and slightly smaller than the main base plate. Insert the phase sequence plate into the slot on the main base plate with the back facing outward, and then send it to the The installation position of the metal cross-arm, the phase sequence plate is adsorbed on the metal cross-arm, gently pull down the installation rod, the phase sequence plate is out of the slot, and the phase sequence plate is installed in place; ③ When it is necessary to remove the phase sequence card attached to the metal cross-arm through a strong magnet, lift the installation lever to clamp the phase sequence card in the slot on the main substrate, push the installation lever forward, and then it will be adsorbed on the metal cross-arm The phase sequence plate is detached from the metal cross arm, put down the installation rod, take out the phase sequence plate from the slot on the main substrate, and complete the live removal of the phase sequence plate.