CN218997548U - High-voltage lead fixing device - Google Patents
High-voltage lead fixing device Download PDFInfo
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- CN218997548U CN218997548U CN202223461221.8U CN202223461221U CN218997548U CN 218997548 U CN218997548 U CN 218997548U CN 202223461221 U CN202223461221 U CN 202223461221U CN 218997548 U CN218997548 U CN 218997548U
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- lead
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- rod
- pressing block
- insulating
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Abstract
The utility model provides a high-voltage lead fixing device which comprises a hollow insulating rod, wherein the hollow insulating rod is in threaded connection with an insulating connecting rod, the bottom end of the insulating connecting rod is connected with a vertical rotating handle, the top end of the insulating connecting rod is provided with a first connecting piece, and the first connecting piece is movably connected to a first connecting groove arranged on a main lead pressing block; a main wire hook is fixedly connected to the hollow insulating rod, and a main wire pressing block is in sliding connection with the main wire hook and is matched with the main wire hook to clamp the main wire; the hollow insulating rod is connected with the hollow connecting pipe through the adapter, the hollow connecting pipe is connected with the lead wire hook, the hollow connecting pipe is internally connected with a transverse threaded push rod, one end of the transverse threaded push rod is provided with a transverse rotating handle, the other end of the transverse threaded push rod is provided with a second connecting piece, the second connecting piece is movably connected to a second connecting groove arranged on the lead wire pressing block, the lead wire pressing block is in sliding connection with the lead wire hook, and the lead wire is clamped through the cooperation of the lead wire pressing block and the lead wire hook. The high-voltage lead fixing device can fix the leads and can avoid interphase short circuit or relative ground short circuit.
Description
Technical Field
The utility model relates to the technical field of hot-line work auxiliary tools, in particular to a high-voltage lead fixing device.
Background
At present, when the live wire breaking and wire connecting operation of the live wire distribution overhead line is carried out, the current processing mode of the wire mainly adopts two modes: (1) the lead is not fixed, so that the lead is directly hung in the air; (2) the lead is suspended from the wire directly using an insulating rope.
The problems with the two above-described treatments are as follows:
(1) When the three-phase lead is not fixed and is directly hung in the air, after one phase of lead is electrically connected, the other two phases are also electrically connected due to the existence of the voltage transformer, so that the phenomenon that the lead is contacted with the grounding body or the two phases are directly shorted to generate electric leakage easily occurs, and electric shock accidents easily occur.
(2) The lead is directly hung on the lead by using the insulating rope, and if the insulating rope shakes due to other external force, two-phase short circuits are also easy to be caused, the safety of operators is directly threatened, and potential safety hazards occur.
Disclosure of Invention
In order to solve the problem existing in the prior art, the application provides a high-voltage lead fixing device, so that leads can be conveniently, quickly, safely and reliably fixed, lead swing is prevented, interphase short circuit or phase-to-ground short circuit can be avoided, and further leakage phenomenon caused by the fact that the leads touch a grounding body or two-phase direct short circuit is avoided as much as possible.
In order to achieve the above-mentioned purpose, the application proposes a high-voltage lead wire fixing device, including the cavity insulator spindle, the inside centre bore that is equipped with along the axis direction of cavity insulator spindle, this axis direction is the upper and lower direction the centre bore department threaded connection of cavity insulator spindle has insulating connecting rod, insulating connecting rod's upper and lower both ends are located the outside of cavity insulator spindle, insulating connecting rod's bottom is connected with vertical twist grip, through rotatory vertical twist grip, insulating connecting rod can rotate the up-and-down motion; a first connecting piece is arranged at the top end of the insulating connecting rod and is movably connected to a first connecting groove arranged on the lower surface of the main wire pressing block, but cannot be separated from the first connecting groove; the upper end of the hollow insulating rod is fixedly connected with a main wire hook, the main wire pressing block is in sliding connection with the main wire hook, so that the main wire pressing block can only move in the up-down direction under control, and when the insulating connecting rod moves in the up-down direction, the main wire pressing block can be driven to move up and down, and the main wire is clamped or loosened through the cooperation of the main wire pressing block and the main wire hook; the hollow insulating rod is connected with the hollow connecting pipe through the adapter, the hollow connecting pipe is vertically arranged with the hollow insulating rod, the hollow connecting pipe is connected with the lead hook base, the lead hook base is connected with the lead hook, the inner wall of the hollow connecting pipe is provided with internal threads, the internal threads of the hollow connecting pipe are connected with transverse thread push rods in a threaded manner, one end of each transverse thread push rod is provided with a transverse rotation handle, the other end of each transverse thread push rod is provided with a second connecting piece, and the second connecting piece is movably connected with a second connecting groove arranged on the lead pressing block but cannot be separated from the second connecting groove; the lead pressing block is in sliding connection with the lead hook, so that the lead pressing block can only move along the left-right direction in a controlled manner, when the transverse rotating handle is rotated, the transverse threaded push rod can rotate to move left-right to drive the lead pressing block to move left-right, and the lead is clamped or loosened through the cooperation of the lead pressing block and the lead hook.
In some embodiments, the upper end and the lower end of the hollow insulating rod are respectively provided with internal threads to form a first internal thread connecting part and a second internal thread connecting part, the corresponding positions of the insulating connecting rod are respectively provided with external threads to form a first external thread connecting part and a second external thread connecting part, and the first external thread connecting part is matched with the first internal thread connecting part for use; the second external thread connecting part is matched with the second internal thread connecting part for use.
In some embodiments, a first sliding rail is arranged on the main wire hook along the up-down direction, and a first open slot matched with the first sliding rail is arranged on the main wire pressing block; the lead wire hook is provided with a second sliding rail along the left-right direction, and the lead wire pressing block is provided with a second opening groove matched with the second sliding rail.
In some embodiments, the adaptor comprises a first fixing piece and a second fixing piece which are symmetrically arranged, grooves are formed in the first fixing piece and the second fixing piece, the hollow insulating rod is wrapped through the cooperation of the two grooves, and the first fixing piece and the second fixing piece are fixedly connected together through a second fastening bolt so as to realize the fixed connection of the first fixing piece, the second fixing piece and the hollow insulating rod; the connecting plates are connected to the first fixing plate and the second fixing plate, each connecting plate is provided with a through hole, the hollow connecting pipes sequentially penetrate through the two through holes, the hollow connecting pipes are provided with positioning plates, the diameters of the positioning plates are larger than those of the through holes and used for positioning the hollow connecting pipes, external threads are arranged at the two ends of the hollow connecting pipes, nuts are assembled at the external threads on one side of the hollow connecting pipes, and the hollow connecting pipes are fixedly connected with the two connecting plates through the cooperation of the nuts and the external threads and the positioning plates; the other side of the hollow connecting pipe is provided with a lead hook base, and the lead hook base is fixedly connected with the hollow connecting pipe through the cooperation of a nut and external threads on the side.
The beneficial effect of this scheme of this application lies in that above-mentioned high voltage lead fixing device can be convenient, swift, safe and reliable fix the lead wire, has flexible operation, labour saving and time saving, can be suitable for different wire footpaths, avoid the characteristics of fish tail cable, can prevent the lead wire swing, avoid alternate short circuit or relative ground short circuit, and then avoid the lead wire to touch the grounding body or two-phase direct short circuit to produce electric leakage phenomenon as far as, avoid causing human electric shock or electric wire netting ground fault.
Drawings
Fig. 1 shows a schematic structure of a high voltage lead fixing device in an embodiment.
Fig. 2 is a schematic diagram showing a partial structure of a high-voltage lead fixing device in the embodiment.
Reference numerals: 1-hollow insulating rod, 2-centre hole, 3-insulating connecting rod, 4-first external screw thread connecting part, 5-second external screw thread connecting part, 6-vertical twist grip, 7-first internal screw thread connecting part, 8-second internal screw thread connecting part, 9-main wire couple, 10-connecting piece, 11-first fastening bolt, 12-main wire briquetting, 13-first open slot, 14-first slide rail, 15-first stationary blade, 16-second stationary blade, 17-recess, 18-second fastening bolt, 19-connecting plate, 20-hollow connecting pipe, 21-locating plate, 22-nut, 23-wire couple base, 24-transverse screw thread push rod, 25-transverse twist grip, 26-second connecting piece, 27-wire briquetting, 28-second open slot, 29-second slide rail, 30-wire couple, A-main wire, B-wire.
Detailed Description
The following describes the embodiments of the present application further with reference to the accompanying drawings.
In the description of the present application, it should be understood that the terms "first," "second," and the like are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order, and that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," etc. indicate an orientation or a positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.
As shown in fig. 1-2, the high-voltage lead fixing device according to the present application includes a hollow insulating rod 1, a central hole 2 is provided inside the hollow insulating rod 1 along an axial direction (i.e., an up-down direction) of the hollow insulating rod 1, an insulating connecting rod 3 is screwed at the central hole 2 of the hollow insulating rod 1, in this embodiment, internal threads are provided at an upper end and a lower end of the hollow insulating rod 1, a first internal thread connecting portion 7 and a second internal thread connecting portion 8 are respectively formed, external threads are provided at corresponding positions of the insulating connecting rod 3, a first external thread connecting portion 4 and a second external thread connecting portion 5 are respectively formed, and the first external thread connecting portion 4 is used in cooperation with the first internal thread connecting portion 7; the second external threaded connection 5 is used in cooperation with the second internal threaded connection 8. The upper end and the lower end of the insulating connecting rod 3 are positioned at the outer side of the hollow insulating rod 1, the bottom end of the insulating connecting rod 3 is connected with a vertical rotating handle 6, and the insulating connecting rod 3 can rotate to move up and down by rotating the vertical rotating handle 6; a first connecting piece is arranged at the top end of the insulating connecting rod 3 and is movably connected with a first connecting groove arranged on the lower surface of the main wire pressing block 12, but cannot be separated from the first connecting groove; the upper end of the hollow insulating rod 1 is fixedly connected with a main wire hook 9, specifically, the outer surface of the upper end of the hollow insulating rod 1 is connected with a connecting piece 10 through a first fastening bolt 11, and the connecting piece 10 is connected with the main wire hook 9. The main wire pressing block 12 is slidably connected with the main wire hook 9, so that the main wire pressing block 12 is controlled to move only along the up-down direction, specifically, a first sliding rail 14 is arranged on the main wire pressing block 9 along the up-down direction (i.e. vertically), and a first open slot 13 matched with the first sliding rail 14 is formed in the main wire pressing block 12. Thus, when the insulating connecting rod 3 moves in the up-down direction, the main wire pressing block 12 can be driven to move up-down so as to clamp or unclamp the main wire a by the cooperation of the main wire pressing block 12 and the main wire hook 9.
The hollow insulating rod 1 (for example, at the outer surface of the middle lower part of the hollow insulating rod 1) is connected with the hollow connecting pipe 20 through an adapter, the hollow connecting pipe 20 is vertically arranged with the hollow insulating rod 1, the hollow connecting pipe 20 is connected with a lead hook base 23, the lead hook base 23 is connected with a lead hook 30, an internal thread is arranged at the inner wall of the hollow connecting pipe 20, a transverse thread push rod 24 is in threaded connection with the internal thread of the hollow connecting pipe 20, one end of the transverse thread push rod 24 is provided with a transverse rotation handle 25, the other end of the transverse thread push rod is provided with a second connecting piece 26, and the second connecting piece 26 is movably connected with a second connecting groove arranged on a lead pressing block 27 but cannot be separated from the second connecting groove; the lead pressing block 27 is slidably connected with the lead hook 30, so that the lead pressing block 27 can be controlled to move only along the left-right direction, specifically, a second sliding rail 29 is arranged on the lead hook 30 along the left-right direction (i.e. transversely), and a second open slot 28 matched with the second sliding rail 29 is arranged on the lead pressing block 27. Thus, when the lateral rotation handle 25 is rotated, the lateral thread pushing rod 24 is rotated to move left and right, and thus the lead press block 27 is driven to move left and right, so that the lead B is clamped or unclamped by the cooperation of the lead press block 27 and the lead hook 30.
In this embodiment, the adaptor includes a first fixing piece 15 and a second fixing piece 16 that are symmetrically disposed, grooves 17 are disposed on the first fixing piece 15 and the second fixing piece 16, the hollow insulating rod 1 is wrapped by the cooperation of the two grooves 17, and the first fixing piece 15 and the second fixing piece 16 are fixedly connected together by a second fastening bolt 18, so as to realize the fixed connection of the first fixing piece 15, the second fixing piece 16 and the hollow insulating rod 1; the first fixing piece 15 and the second fixing piece 16 are connected with connecting plates 19, each connecting plate 19 is provided with a through hole, the hollow connecting pipe 20 sequentially passes through the two through holes, the hollow connecting pipe 20 is provided with a positioning plate 21, the diameter of the positioning plate 21 is larger than that of the through holes and is used for positioning the hollow connecting pipe 20, both end parts of the hollow connecting pipe 20 are respectively provided with external threads, a nut 22 is assembled at the external threads on one side of the hollow connecting pipe 20, and the fixed connection between the hollow connecting pipe 20 and the two connecting plates 19 is realized through the cooperation of the nut 22 and the external threads and the positioning plate 21; a lead hook base 23 is assembled on the other side of the hollow connecting pipe 20, and the lead hook base 23 is fixedly connected with the hollow connecting pipe 20 through the cooperation of a nut 22 and external threads on the side.
In a specific use process, the insulating connecting rod 3 is rotated to move upwards by rotating the vertical rotating handle 6, so as to drive the main wire pressing block 12 to move upwards, so as to clamp the main wire A, and the fixing of the device related to the application is realized; then, the transverse rotating handle 25 is rotated, so that the transverse threaded push rod 24 rotates to move leftwards, and the lead pressing block 27 is driven to move leftwards, so that the lead B is clamped; thus, the relative fixation of the lead wire and the main lead wire is realized. When three-phase leads are required to be fixed respectively, the three high-voltage lead fixing devices are used, and the relative fixation of the leads and the main leads can be realized.
The high-voltage lead fixing device can fix the lead conveniently, rapidly, safely and reliably, has the characteristics of flexible operation, time and labor saving, applicability to different wire diameters and cable scratch prevention, can prevent lead swing, avoids interphase short circuit or relative ground short circuit, and further avoids the phenomenon that the lead touches a grounding body or two-phase direct short circuit to generate electric leakage as far as possible, and avoids human body electric shock or electric network ground fault. The high-voltage lead fixing device can be used when live working of the distribution network overhead line of the power system is electrified to break and lead connection, and has high practicability.
The foregoing is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art, within the scope of the present application, should make equivalent substitutions or modifications according to the technical solution and the concept of the present application, and should be covered by the scope of the present application.
Claims (4)
1. A high voltage lead fixing device, characterized in that: the insulating rod is internally provided with a central hole along the axial direction of the hollow insulating rod, the axial direction is the up-down direction, an insulating connecting rod is connected to the central hole of the hollow insulating rod in a threaded manner, the upper end and the lower end of the insulating connecting rod are positioned on the outer side of the hollow insulating rod, the bottom end of the insulating connecting rod is connected with a vertical rotating handle, and the insulating connecting rod can rotate to move up and down through rotating the vertical rotating handle; a first connecting piece is arranged at the top end of the insulating connecting rod and is movably connected to a first connecting groove arranged on the lower surface of the main wire pressing block, but cannot be separated from the first connecting groove; the upper end of the hollow insulating rod is fixedly connected with a main wire hook, the main wire pressing block is in sliding connection with the main wire hook, so that the main wire pressing block can only move in the up-down direction under control, and when the insulating connecting rod moves in the up-down direction, the main wire pressing block can be driven to move up and down, and the main wire is clamped or loosened through the cooperation of the main wire pressing block and the main wire hook; the hollow insulating rod is connected with the hollow connecting pipe through the adapter, the hollow connecting pipe is vertically arranged with the hollow insulating rod, the hollow connecting pipe is connected with the lead hook base, the lead hook base is connected with the lead hook, the inner wall of the hollow connecting pipe is provided with internal threads, the internal threads of the hollow connecting pipe are connected with transverse thread push rods in a threaded manner, one end of each transverse thread push rod is provided with a transverse rotation handle, the other end of each transverse thread push rod is provided with a second connecting piece, and the second connecting piece is movably connected with a second connecting groove arranged on the lead pressing block but cannot be separated from the second connecting groove; the lead pressing block is in sliding connection with the lead hook, so that the lead pressing block can only move along the left-right direction in a controlled manner, when the transverse rotating handle is rotated, the transverse threaded push rod can rotate to move left-right to drive the lead pressing block to move left-right, and the lead is clamped or loosened through the cooperation of the lead pressing block and the lead hook.
2. The high voltage lead fixing device according to claim 1, wherein: the upper end part and the lower end part of the hollow insulating rod are respectively provided with an internal thread, a first internal thread connecting part and a second internal thread connecting part are respectively formed, external threads are respectively formed at corresponding positions of the insulating connecting rod, a first external thread connecting part and a second external thread connecting part are respectively formed, and the first external thread connecting part is matched with the first internal thread connecting part for use; the second external thread connecting part is matched with the second internal thread connecting part for use.
3. The high voltage lead fixing device according to claim 1, wherein: a first sliding rail is arranged on the main wire hook along the up-down direction, and a first open slot matched with the first sliding rail is arranged on the main wire pressing block; the lead wire hook is provided with a second sliding rail along the left-right direction, and the lead wire pressing block is provided with a second opening groove matched with the second sliding rail.
4. The high voltage lead fixing device according to claim 1, wherein: the adapter comprises a first fixing piece and a second fixing piece which are symmetrically arranged, grooves are formed in the first fixing piece and the second fixing piece, the hollow insulating rod is wrapped through the cooperation of the two grooves, and the first fixing piece and the second fixing piece are fixedly connected together through a second fastening bolt so as to realize the fixed connection of the first fixing piece, the second fixing piece and the hollow insulating rod; the connecting plates are connected to the first fixing plate and the second fixing plate, each connecting plate is provided with a through hole, the hollow connecting pipes sequentially penetrate through the two through holes, the hollow connecting pipes are provided with positioning plates, the diameters of the positioning plates are larger than those of the through holes and used for positioning the hollow connecting pipes, external threads are arranged at the two ends of the hollow connecting pipes, nuts are assembled at the external threads on one side of the hollow connecting pipes, and the hollow connecting pipes are fixedly connected with the two connecting plates through the cooperation of the nuts and the external threads and the positioning plates; the other side of the hollow connecting pipe is provided with a lead hook base, and the lead hook base is fixedly connected with the hollow connecting pipe through the cooperation of a nut and external threads on the side.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223461221.8U CN218997548U (en) | 2022-12-24 | 2022-12-24 | High-voltage lead fixing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223461221.8U CN218997548U (en) | 2022-12-24 | 2022-12-24 | High-voltage lead fixing device |
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CN218997548U true CN218997548U (en) | 2023-05-09 |
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CN202223461221.8U Active CN218997548U (en) | 2022-12-24 | 2022-12-24 | High-voltage lead fixing device |
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CN (1) | CN218997548U (en) |
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- 2022-12-24 CN CN202223461221.8U patent/CN218997548U/en active Active
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