CN210007251U

CN210007251U - seed conductor spacer installation tool

Info

Publication number: CN210007251U
Application number: CN201921011962.1U
Authority: CN
Inventors: 成如如; 张正; 李海龙; 穆晓辰; 高冰; 王磊; 周学坤; 刘志勇; 张冲; 钱升
Original assignee: State Grid Corp of China SGCC; Dongying Power Supply Co of State Grid Shandong Electric Power Co Ltd
Current assignee: State Grid Corp of China SGCC; Dongying Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-01-31
Anticipated expiration: 2029-07-02

Abstract

In order to solve the problem that conductor spacer chuck that the installing zone internal subconductor unparallel caused is not hard up, current mounting tool can't be applicable to the wire in different length conductor spacer and different line footpaths and the installation effectiveness is low when the subconductor conductor spacer is installed, the utility model provides an subconductor conductor spacer mounting tool, including the insulator spindle, its characterized in that, insulator spindle upper portion and lower part are provided with couple group and drag hook group respectively, couple group and drag hook group do not constitute by two couples that are located the insulator spindle axis left and right sides and two drag hooks that are located the insulator spindle axis left and right sides, be connected with the slider that can follow the removal of insulator spindle axis direction between couple group or drag hook group and the insulator spindle, the upper and lower interval accessible slider between couple group and the drag hook group is adjusted, this device simple structure, simple to operate, the efficiency of construction is high, has also avoided the conductor spacer to take place the problem that the secondary drops simultaneously.

Description

seed conductor spacer installation tool

Technical Field

The utility model relates to an electric power installation maintenance technical field, in particular to seed wire conductor spacer mounting tool.

Background

In order to inhibit corona discharge and reduce line impedance, a 220kV line generally adopts double split conductors, on a horizontally erected double split conductor, in order to prevent sub-conductors in a span from colliding and rubbing each other and from twisting at under the action of wind, a sub-conductor spacer with a length of 0.4m needs to be additionally arranged between two sub-conductors to limit relative movement between the sub-conductors and ensure the parallel state of the sub-conductors under normal operation conditions.

In the operation and maintenance of daily circuits, when the problem that the spacer is broken or falls off is found, the spacer is repaired in time in an equipotential or power failure maintenance mode, however, in the operation process, the sub-conductor bearing the weight of a human body and the other sub-conductors are pulled up and down by a distance of 1-2 meters, and after the distance between the two sub-conductors is adjusted and fixed at a standard distance of 0.4 meter by using the prior art, (1) the two sub-conductors in the mounting area of the spacer are not parallel but deviate from a central line by a fixed angle α due to the fact that the adjustment angle of a spacer chuck is limited, when α is too large, the spacer chuck cannot be mounted on a conductor axis, the chuck cannot be completely closed, the spacer is prone to secondary falling off in the operation process of the circuits, (2) the distance between the two hooks cannot be adjusted, when the length of the spacer is different or the line diameter of the spacer is different, the spacer is difficult to mount, and in addition, when the spacer is mounted, two hooks of a tool are used for clamping the spacer, the spacer is difficult to dismount (3), and the spacer is inconvenient to mount a nut 82 in the installation process of the spacer , and the spacer is inconvenient to install the spacer by using hands.

Disclosure of Invention

In order to solve the problem, the utility model provides an seed wire conductor spacer mounting tool, the technical scheme of adoption as follows:

seed conductor spacer mounting tool, including the insulator spindle, its characterized in that, insulator spindle upper portion and lower part are provided with couple group and drag hook group respectively, couple group and drag hook group are become with two drag hooks that are located the insulator spindle axis left and right sides respectively by two couples that are located the insulator spindle axis left and right sides, be connected with the slider that can follow the insulator spindle axis direction removal between couple group or drag hook group and the insulator spindle, interval accessible slider about between couple group and the drag hook group adjusts.

Preferably, slider mainly includes the lead screw structure, and is concrete, the insulator spindle is hollow structure, and the coaxial rotatable coupling of lead screw is inside the insulator spindle, the equal fixedly connected with bearing in both ends about the insulator spindle, the lead screw links to each other with the bearing is coaxial, the insulator spindle surface is equipped with the sliding tray that is on a parallel with the insulator spindle axial direction and distributes, two the drag hook or two the couple passes through the fixed plate and links to each other with the insulator spindle, wherein fixed connection between sliding tray and the nut is passed through the fixed pin to the fixed plate.

Preferably, the insulation rod is fixedly connected with a spacer fixing device for fixing the spacer, and the spacer fixing device is located between the hook group and the drag hook group.

Preferably, conductor spacer fixing device includes that two fixed block of fixed connection on the insulator spindle constitute, be equipped with the open slot that is used for fixed conductor spacer on the fixed block, the open slot is transversal U-shaped open-ended structure of personally submitting, and the side is equipped with the screw hole, and screw hole female connection has and is used for carrying out the bolt that presss from both sides tightly to the conductor spacer.

Preferably, the lead screw is fixedly connected with a rocking handle for rotating the lead screw.

Preferably, the minimum distance between the hook and the draw hook which are positioned on the same side of the axis of the insulating rod as and the up-down distance between the hook and the draw hook is 0.4 meter.

The beneficial effects of the utility model reside in that:

1. the two groups of parallel symmetrical hooks are used for replacing the original single group of hooks, the spacer installation area is appointed between the two groups of hooks, two sub-wires in the installation area are parallel to each other at the moment, and the spacer chuck can be completely closed, so that the problem of repeated maintenance work caused by secondary falling of the spacer is solved;

2. a screw rod is additionally arranged, and the relative positions of the two groups of hooks are adjusted by rotating the rocking handle, so that the hook is universal for spacers with different lengths and leads with different types; meanwhile, the adjustable range of the distance between the hooks is ensured to be large enough, so that the tool is convenient to disassemble;

3. the operation personnel are available the utility model discloses instrument convenient and fast ground is accomplished the conductor spacer installation, promotes maintenance efficiency.

Drawings

FIG. 1 is a schematic view showing an installation state of a spacer in the prior art

FIG. 2 is a front view of the structure of the present invention

FIG. 3 is a left side view of the present invention

FIG. 4 is a front view of the fixing block

FIG. 5 is a left view of the fixing block

FIG. 6 is a top view of the fixing block

In the figure, 1-rocking handle, 2-bearing, 3-leading screw, 4-insulating rod, 5-hook, 6-drag hook, 7- th fixing plate, 8-sliding groove, 9-fixing pin, 10-spacer fixing device, 11-fixing block, 1101-insulating rod fixing hole, 1102-open groove and 12-second fixing plate.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

2-3, including insulator spindle 4, the hook group of fixed connection on insulator spindle 4 upper portion, be located insulator spindle 4 lower part and can follow the drag hook group that insulator spindle 4 axial direction moved and fixed connection is spacer fixing device 10 on insulator spindle 4, spacer fixing device 10 is located between hook group and drag hook group, specifically, insulator spindle 4 upper portion fixedly connected with second fixed plates 7, the length direction of fixed plates 7 is perpendicular with insulator spindle 4 axial direction, both ends are provided with couple 5 respectively about fixed plates 7, couple 5 is the hook body that the recess is decurrent, insulator spindle 4 is the inside hollow cylinder casing, all fixedly connected with bearings 2 of upper and lower extreme, the upper end fixedly connected with rocking handle 1 of lead screw 3 is used for driving lead screw 3 to rotate, lead screw 3 coaxial rotatable coupling is in bearing 2, be equipped with the nut that can follow lead screw 3 axial slip, in addition, be equipped with fixed length's slip groove 8 in insulator spindle 4 lower part, slip groove 8 length direction and insulator spindle 4 and insulator spindle 3's parallel adjustment nut are equipped with the second fixed pin that the second 866 nut that the second fixed plates and the second that the drag hook structure is used for driving the horizontal movement of insulator spindle 4, thereby the upper and the second fixing device is located the upper and the drag hook group and the second fixing plate of the drag hook structure of the drag hook group and the drag hook structure of the drag hook 4 fixed plates 12 fixed plates 3, thereby the upper and the right and left and right sides of the fixed plates 3, it is connected with the fixed plates 12 fixed plates, thereby the slip groove of the.

The structure of the spacer fixing device 10 is shown in fig. 4-6, and is located on the insulating rod 4 between the sliding groove 8 and the hook set, specifically, the spacer fixing device is composed of two fixing blocks 11 coaxially connected to the outer surface of the insulating rod 4, an insulating rod fixing hole 1101 for penetrating and fixing the insulating rod 4 and an open groove 1102 for fixing a spacer rod shaft are further arranged on each fixing block 11, the open groove 1102 is an opening with a U-shaped cross section, the diameter of the opening is slightly larger than the axial diameter of the spacer rod, threaded holes are formed in the outer sides of the insulating rod fixing hole 1101 and the open groove 1102, bolts are connected with the threaded holes in the threaded holes, the spacer in the open groove is clamped and positioned through the bolts and the threaded holes, and the fixing blocks 11 and the insulating rod 4 in the insulating rod fixing hole 1101.

When the device is used for installing the sub-conductor spacer, the spacer is firstly placed in the open grooves 1102 in the two fixing blocks 10 and then is fixedly locked through the bolts, then an operator adjusts the position of the pull hook group by rotating the rocking handle 1 until the distance between the two sub-conductors is 0.4m, the upper sub-conductor and the lower sub-conductor are parallel, finally the upper end and the lower end of the spacer respectively clamp the sub-conductors, and after the installation is finished, the pull hook group can be moved downwards to detach the tool.

The utility model discloses utilize couple and drag hook of two sets of parallel symmetries to replace original single group structure, make two son wires that are located the conductor spacer installing zone between two sets of couples and the drag hook nearly parallel nearly, the conductor spacer chuck can close completely diely, the installation is reliable, install the lead screw additional simultaneously, adjust the relative position between couple group and the drag hook group through rotating the rocking handle, make it general in the conductor of the conductor spacer of different length and different models, it is enough big to ensure simultaneously that the couple interval adjustable range, so that the dismantlement of instrument, the integrated device is simple to use convenient, the installation effectiveness is high.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

The utility model provides an seed wire conductor spacer mounting tool, including the insulator spindle, its characterized in that, insulator spindle upper portion and lower part are provided with couple group and drag hook group respectively, couple group and drag hook group are become with two drag hooks that are located the insulator spindle axis left and right sides by two couples that are located the insulator spindle axis left and right sides respectively, be connected with the slider that can follow the insulator spindle axis direction removal between couple group or drag hook group and the insulator spindle, interval accessible slider about between couple group and the drag hook group adjusts.
2. The sub-conductor spacer mounting tool according to claim 1, wherein the sliding device mainly comprises a screw rod structure, specifically, the insulating rod is a hollow structure, the screw rod is coaxially and rotatably connected inside the insulating rod, bearings are fixedly connected to the upper end and the lower end of the insulating rod, the screw rod is coaxially connected to the bearings, a sliding groove is formed in the surface of the insulating rod and distributed in parallel to the axial direction of the insulating rod, two of the drag hooks or two of the hooks are connected to the insulating rod through a fixing plate, and of the fixing plates pass through the sliding groove through fixing pins and are fixedly connected to nuts.
3. The sub-conductor spacer installation tool according to claim 1 or 2, wherein a spacer fixing device for fixing the spacer is fixedly connected to the insulating rod, and the spacer fixing device is located between the hook group and the hook group.
4. The sub-conductor spacer installation tool according to claim 3, wherein the spacer fixing device comprises two fixing blocks fixedly connected to the insulating rod, an open slot for fixing the spacer is formed in each fixing block, the cross section of each open slot is of a U-shaped open structure, a threaded hole is formed in the side face of each open slot, and a bolt for clamping the spacer is connected to the threaded hole in a threaded manner.
5. The sub-conductor spacer installation tool of claim 2 wherein the lead screw has fixedly attached thereto a crank for rotating the lead screw.
6. The tool of claim 5 wherein the minimum distance between the hook and the draw hook on the same side of the insulating rod axis as is 0.4 m.