CN217010126U - Multi-functional drainage wire fixing device for live working - Google Patents

Abstract

The utility model discloses a multifunctional drainage wire fixing device for live work, which comprises an insulator string, a cross-arm connecting device is connected to the middle of the insulator string, and the cross-arm connecting device and the cross-arm are detachably connected through the cross-arm connecting device; The two ends of the drain wire are respectively provided with a drainage wire fixing device for fixing the drainage wire. The utility model can stably fix the end of the drainage wire, improve work efficiency, and eliminate potential safety hazards.

Description

A multifunctional drainage wire fixing device for live work

technical field

The utility model relates to the technical field of electric power engineering, in particular to a multifunctional drainage wire fixing device for live work.

Background technique

At present, with the development of my country's economy, the requirements for power supply stability are increasing day by day. Power outages caused by power supply line failures will seriously affect the normal production of enterprises and the normal life of residents. Therefore, the use of live work to repair or maintain power supply lines has become the main choice for power maintenance personnel. In the process of live work, it is necessary to use the drain wire to change the path of the current. During live work, the drain line cannot be fixed due to limited operating conditions and insufficient safety distance. Electricity maintenance personnel can only wrap the drain line with insulating blankets and fix it to the county. Affecting work efficiency, and there is a greater safety hazard.

Utility model content

The purpose of the utility model is to provide a multifunctional drainage wire fixing device for live work, which can stably fix the end of the drainage wire, improve work efficiency, and eliminate potential safety hazards.

The utility model adopts the following technical scheme:

A multifunctional drainage wire fixing device for live work, comprising an insulator string, a cross-arm connecting device is connected to the middle of the insulator string, and the cross-arm connecting device and the cross-arm are detachably connected through the cross-arm connecting device; two ends of the insulator string are respectively provided with There is a drainage wire fixing device for fixing the drainage wire.

The cross-arm connecting device includes an insulator string connecting end, a connecting plate and a cross-arm connecting end; the insulator string connecting end is detachably connected to the outside of the insulator column between two adjacent sheds in the insulator string, and the connecting plate is detachable. The two sides of the insulator are respectively connected with the connecting end of the insulator string and the connecting end of the cross arm, and the connecting end of the cross arm is detachably connected with the cross arm through the clamping device.

The clamping device includes a U-shaped cross-arm clamping block arranged laterally and one side is open, the space in the middle of the transverse-arm clamping block is an accommodating groove for the horizontal part of the transverse arm, and the upper part of the transverse-arm clamping block is in the vertical direction. A first threaded hole is provided, the first threaded hole is threadedly connected with a first threaded rod, and the lower end of the first threaded rod located in the accommodating groove of the horizontal part of the cross-arm is rotatably connected with a cross-arm pressing plate.

The lower part of the cross-arm clamping block is also provided with a cross-arm clamping seat, and the cross-arm clamping seat is provided with a second threaded hole along the horizontal direction, and the second threaded hole is threadedly connected with a second threaded rod. The movable end of the threaded rod is rotatably connected with a laterally arranged L-shaped clamping plate, and the clamping end of the L-shaped clamping plate is in contact with the rear end surface of the vertical part of the cross arm.

The connecting end of the insulator string adopts a movable clamping structure, and the movable clamping structure includes two arc-shaped insulator string clamping parts. The movable end of the clamping part is provided with a locking device, and the inner surfaces of the clamping parts of the two insulator strings are provided with a flexible insulating layer.

The inner surface of the flexible insulating layer is provided with anti-skid lines.

The locking device includes a locking block fixedly connected to the movable end of the clamping part of each insulator string, the two locking blocks are correspondingly provided with a third threaded hole, and the third threaded hole is provided with a third threaded rod. .

The drainage wire fixing device includes a drainage wire clamping seat hinged with both ends of the insulator column, the drainage wire clamping seat adopts a U-shaped drainage wire clamping seat, and the drainage wire clamping seat is provided with a fourth threaded hole, and the drainage wire clamping seat is provided with a fourth threaded hole. A fourth threaded rod is threadedly connected with the four threaded holes, and a drainage wire pressure plate is rotatably connected to the movable end of the fourth threaded rod. The drainage wire pressure plate and the drainage wire clamping seat on the corresponding side are both provided with an arc-shaped drainage wire accommodating groove. , a flexible insulating layer is arranged in the accommodating groove of the drainage wire, and the inner surface of the flexible insulating layer is arranged with anti-skid lines.

The drainage wire fixing device includes a drainage wire clip hinged with both ends of the insulator column, the drainage wire clip includes two S-shaped splints arranged symmetrically and hinged in the middle, and the space formed by the front ends of the two S-shaped splints is the drainage wire clip. A torsion spring is sleeved on the hinge shaft in the middle of the two S-shaped splints, and the torsion spring drives the front ends of the two S-shaped splints to move toward each other; A flexible insulating layer is provided, and the inner surface of the flexible insulating layer is provided with anti-skid lines.

Both ends of the insulator column are connected with the fixed end of the telescopic extension rod, and the movable end of the telescopic extension rod is hinged with the drainage wire fixing device through the hinge shaft.

In the utility model, the cross-arm connecting device is connected through an insulating structure in the middle of the insulator string, and the drainage wire is fixed by the drainage wire fixing devices arranged at both ends of the insulator string. When the utility model is used, the existing method of wrapping the lead wire with an insulating blanket and then fixing the lead wire on the lead wire can be replaced, so that the high-altitude fixing of the drainage wire can be completed quickly and safely.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the cross arm connecting end in the utility model;

3 is a schematic structural diagram of the streamline fixing device in Embodiment 1 of the present utility model;

4 is a schematic structural diagram of a drainage wire fixing device in Embodiment 2 of the present invention.

Detailed ways

Below in conjunction with accompanying drawing and embodiment, the utility model is described in detail:

As shown in FIGS. 1 to 4 , the multifunctional drainage wire fixing device 3 for live work according to the present invention includes an insulator string 1 , and a cross-arm connecting device 2 is connected to the middle of the insulator string 1 through an insulating structure. The device 2 and the cross-arm are detachably connected through the cross-arm connecting device 2; both ends of the insulator string 1 are respectively provided with a drainage wire fixing device 3 for fixing the drainage wire. When in use, use the cross arm connecting device 2 to fix the middle of the insulator string 1 on the cross arm, and then fix the drain wires respectively through the drain wire fixing devices 3 at both ends of the insulator string 1, instead of using the insulation blanket to wrap the lead wires. The way the lead is fixed on the wire can quickly and safely complete the high-altitude fixation of the drainage wire.

In the present invention, the cross-arm connecting device 2 includes an insulator string connecting end 4, a connecting plate 5 and a cross-arm connecting end 6; The outside of the insulator column 8 is detachably connected, and the two sides of the connecting plate 5 are respectively connected to the insulator string connecting end 4 and the cross arm connecting end 6, and the cross arm connecting end 6 is detachably connected to the cross arm through a clamping device. The insulator column 8 can provide a firm fixed support base to ensure the stable connection between the insulator string 1 and the cross arm connecting device 2 .

In this embodiment, the clamping device includes a U-shaped cross-arm clamping block 9 arranged horizontally and one side is open. The upper part of 9 is provided with a first threaded hole in the vertical direction, the first threaded hole is threadedly connected with a first threaded rod 11, and the lower end of the first threaded rod 11 located in the accommodating groove 10 of the horizontal part 13 of the cross arm is rotatably connected with a transverse rod. bear the pressure plate 12. When in use, the U-shaped cross-arm clamping block 9 can be inserted on the horizontal portion 13 of the cross-arm, and then the cross-arm pressing plate 12 is driven to move downward by the rotation of the first threaded rod 11 until the level of the cross-arm is pressed. The part 13 cooperates with the U-shaped cross-arm clamping block 9 to clamp the cross-arm. The above connection mode is convenient for maintenance personnel to quickly assemble and disassemble the utility model.

Since the stability of the connection between the cross-arm connecting device 2 and the cross-arm directly affects whether the utility model can be used normally, in this embodiment, in order to further strengthen the reliable connection between the cross-arm connecting device 2 and the cross-arm, the cross-arm clamping block 9 The lower part is also provided with a cross arm clamping seat 14, a second threaded hole is arranged in the transverse arm clamping seat 14 along the horizontal direction, a second threaded rod 15 is threadedly connected in the second threaded hole, and the movable end of the second threaded rod 15 is A laterally arranged L-shaped clamping plate 16 is rotatably connected, and the clamping end of the L-shaped clamping plate 16 is in contact with the rear end surface of the vertical portion 17 of the cross arm. After the U-shaped cross-arm clamping block 9 is clamped to the horizontal portion 13 of the cross-arm, the L-shaped clamping plate 16 is driven by rotating the second threaded rod 15, so that the L-shaped clamping plate 16 is pressed against the vertical cross-arm. 17, the U-shaped cross-arm clamping block 9 and the L-shaped clamping plate 16 can be used at the same time to firmly limit the upper, lower, front, and rear surfaces of the cross-arm. In addition, the above-mentioned action mechanism is simple in structure and reliable in use.

In this embodiment, the connecting end 4 of the insulator string adopts a movable clamping structure, and the movable clamping structure includes two arc-shaped insulator string clamping parts 18 , and the hinge ends of the two insulator string clamping parts 18 are hingedly arranged on the hinge seat 19 . Above, the movable ends of the two insulator string clamping portions 18 are provided with locking devices, and the inner surfaces of the two insulator string clamping portions 18 are provided with flexible insulating layers 20 . During installation, open the movable ends of the clamping parts 18 of the two insulator strings, and set them on the outside of the insulator columns 8 between the two adjacent sheds 7, and then tighten the locking device to make the two insulator strings clamp. The flexible insulating layer 20 provided on the inner surface of the holding portion 18 is pressed against the outer side of the insulator post 8 so as to play a fixing role. In order to further improve the locking effect, anti-slip patterns can also be provided on the inner surface of the flexible insulating layer 20 to increase friction. The flexible insulating layer 20 can not only have a good insulating effect, but also can increase the friction area and protect the outer protective layer of the drain wire.

The locking device includes a locking block 21 that is fixedly connected to the movable end of each insulator string clamping portion 18 , the two locking blocks 21 are correspondingly provided with third threaded holes, and the third threaded holes are provided with a third threaded rod twenty two.

When using the locking device, by driving the third threaded rod 22, the flexible insulating layer 20 provided on the inner surface of the two insulator string clamping parts 18 is driven by the two insulator string clamping parts 18 to clamp the insulator column 8. outside. The thread matching manner of the third threaded rod 22 and the third threaded hole can also have a certain effect of preventing backflow.

In the present invention, the drainage wire fixing device 3 can be realized by adopting the following two structures:

Embodiment 1: The drainage wire fixing device 3 includes a drainage wire clamping seat 23 hinged with both ends of the insulator column 8 , the drainage wire clamping seat 23 adopts a U-shaped drainage wire clamping seat 23, and the drainage wire clamping seat 23 is provided with There is a fourth threaded hole, the fourth threaded hole is threadedly connected with a fourth threaded rod 24, the movable end of the fourth threaded rod 24 is rotatably connected with a drainage wire pressing plate 25, and the drainage wire pressing plate 25 is connected with the drainage wire clamping seat 23 on the corresponding side. An arc-shaped drainage wire accommodating groove 26 is provided inside, and a flexible insulating layer 20 is arranged in the drainage wire accommodating groove 26 , and the inner surface of the flexible insulating layer 20 is provided with anti-skid lines. After the end of the drainage wire is put into the drainage wire accommodating groove 26, the drainage wire pressing plate 25 is driven by rotating the fourth threaded rod 24 to compress the drainage wire, and the drainage wire clamping seat 23 on the corresponding side acts together to clamp the drainage wire end. to complete the fixation of the end of the drainage wire.

Embodiment 2: The drainage wire fixing device 3 includes a drainage wire clip hinged at both ends of the insulator column 8, and the drainage wire clip includes two S-shaped splints 28 symmetrically arranged and hinged in the middle, and the front ends of the two S-shaped splints 28 are formed. The space is a drainage wire clip slot 29, and a torsion spring is sleeved on the hinge shaft 30 in the middle of the two S-shaped splints 28, and the torsion spring drives the front ends of the two S-shaped splints 28 to move toward each other; the rear ends of the two S-shaped splints 28 form a grip Part 31, the inner sides of the front ends of the two S-shaped splints 28 are provided with flexible insulating layers 20, and the inner surfaces of the flexible insulating layers 20 are provided with anti-skid lines.

In order to further enhance the practicability of the present invention, both ends of the insulator column 8 are connected with the fixed end of the telescopic extension rod 27, and the movable end of the telescopic extension rod 27 is hinged with the drainage wire fixing device 3 through the hinge shaft. The setting of the telescopic extension rod 27 can enlarge the applicable width of the present invention to adapt to more usage scenarios. The drainage wire fixing device 3 uses the hinge shaft and the telescopic extension rod 27, so that the utility model can follow the storage angle of the drainage wire for adaptive cooperation, and avoid the bending of the drainage device.

Claims (10)

1. The utility model provides a multi-functional drainage wire fixing device is used in live working which characterized in that: the insulator chain is connected with a cross arm connecting device in the middle, and the cross arm connecting device is detachably connected with a cross arm through the cross arm connecting device; and two ends of the insulator string are respectively provided with a drainage wire fixing device for fixing a drainage wire.

2. The multifunctional drainage wire fixing device for hot-line work according to claim 1, characterized in that: the cross arm connecting device comprises an insulator string connecting end, a connecting plate and a cross arm connecting end; insulator string link and insulator string adjacent two shed between the insulator post outside can dismantle and be connected, the both sides of connecting plate are connected with insulator string link and cross arm link respectively, the cross arm link passes through latch device and can dismantle with the cross arm and be connected.

3. The multifunctional drainage wire fixing device for hot-line work according to claim 2, characterized in that: clamping device including transversely setting up and the cross arm joint piece of one side open-ended U-shaped, cross arm joint piece middle part space is cross arm horizontal part storage tank, the upper portion of cross arm joint piece is along vertical to being provided with first screw hole, first screw hole female connection has first threaded rod, the first threaded rod lower extreme that is located cross arm horizontal part storage tank rotates and is connected with the cross arm clamp plate.

4. The multifunctional drainage wire fixing device for hot-line work according to claim 3, characterized in that: the lower part of the cross arm clamping block is also provided with a cross arm clamping seat, a second threaded hole is arranged in the cross arm clamping seat along the horizontal direction, a second threaded rod is connected with the second threaded hole in an internal thread mode, the movable end of the second threaded rod is rotatably connected with an L-shaped clamping plate which is transversely arranged, and the clamping end of the L-shaped clamping plate is in contact with the rear end face of the vertical part of the cross arm.

5. The multifunctional drainage wire fixing device for hot-line work according to claim 2, characterized in that: the insulator string connecting end adopt the activity clamping structure, the activity clamping structure includes two curved insulator string clamping parts, the articulated end of two insulator string clamping parts articulates the setting on articulated seat, the expansion end of two insulator string clamping parts is provided with locking device, two insulator string clamping part internal surfaces are provided with flexible insulating layer.

6. The multifunctional drainage wire fixing device for hot-line work according to claim 5, characterized in that: the inner surface with the flexible insulating layer is provided with anti-skid grains.

7. The multifunctional drainage wire fixing device for hot-line work according to claim 5, characterized in that: the locking device comprises locking blocks fixedly connected to the movable end of each insulator string clamping part, third threaded holes are correspondingly formed in the two locking blocks, and third threaded rods are arranged in the third threaded holes.

8. The multifunctional drainage wire fixing device for hot-line work according to claim 1, characterized in that: the drainage wire fixing device comprises a drainage wire clamping seat hinged to two ends of the insulator column, the drainage wire clamping seat is a U-shaped drainage wire clamping seat, a fourth threaded hole is formed in the drainage wire clamping seat, a fourth threaded rod is connected to the inner thread of the fourth threaded hole in a threaded manner, a drainage wire pressing plate is connected to the movable end of the fourth threaded rod in a rotating manner, an arc-shaped drainage wire accommodating groove is formed in the drainage wire pressing plate and the drainage wire clamping seat corresponding to the drainage wire clamping seat, a flexible insulating layer is arranged in the drainage wire accommodating groove, and anti-slip lines are arranged on the inner surface of the flexible insulating layer.

9. The multifunctional drainage wire fixing device for hot-line work according to claim 1, characterized in that: the drainage wire fixing device comprises a drainage wire clamp hinged with two ends of the insulator column, the drainage wire clamp comprises two S-shaped clamping plates which are symmetrically arranged and hinged in the middle, a space formed by the front ends of the two S-shaped clamping plates is a drainage wire clamping groove, a hinge shaft in the middle of the two S-shaped clamping plates is sleeved with a torsion spring, and the torsion spring drives the front ends of the two S-shaped clamping plates to move oppositely; the rear ends of the two S-shaped clamping plates form a holding part, the inner sides of the front ends of the two S-shaped clamping plates are respectively provided with a flexible insulating layer, and the inner surfaces of the flexible insulating layers are provided with anti-skidding lines.

10. The multifunctional drainage wire fixing device for hot-line work according to claim 8 or 9, wherein: the two ends of the insulator column are connected with the fixed end of the telescopic extension rod, and the movable end of the telescopic extension rod is hinged with the drainage wire fixing device through a hinge shaft.

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