CN221226783U - Portable short-circuit grounding wire - Google Patents

Abstract

The utility model relates to the technical field of short-circuit grounding wires, in particular to a portable short-circuit grounding wire which comprises a grounding insulating rod, wherein an inner drawing pipe is inserted at the position below the inside of the grounding insulating rod, a central inserting rod is inserted at the bottom of the inner drawing pipe, side vertical plates are fixedly connected to the front end and the rear end of the top of the central inserting rod respectively, and hinged supporting rods are respectively and rotatably connected to the two side positions between one group of the side vertical plates.

Description

Portable short-circuit grounding wire

Technical Field

The utility model relates to the technical field of short-circuit grounding wires, in particular to a portable short-circuit grounding wire.

Background

When an operator overhauls the high-altitude electric power outdoors, a portable short-circuit grounding wire is generally used for preventing sudden incoming calls and avoiding injury to operators or equipment, and meanwhile, when the portable short-circuit grounding wire is used, the three-phase short-circuit grounding wire is required to be hung on a lead and connected with the ground;

In the process that actual operating personnel climb to high-altitude power equipment and need to hang three-phase short-circuit grounding wire on corresponding high-altitude conductors in sequence, because the pole length of the insulating pole at the lower half end of the conventional portable short-circuit grounding wire is fixed, aiming at conductors with remote erection positions, the pole length is fixed when the operating personnel is inconvenient to quickly hang the short-circuit grounding wire on corresponding conductors, the operating personnel can lean forward to suspend the operation by probing, and the danger of human body in high-altitude power overhaul operation is increased, so that the portable short-circuit grounding wire is provided for the problems.

Disclosure of utility model

The utility model aims to provide a portable short-circuit grounding wire, which solves the problems that the fixing of the length of a rod in the background art brings inconvenience and limitation to the quick suspension of the whole short-circuit grounding wire.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a portable short circuit earth connection, includes the ground connection insulator spindle, interior below position grafting of ground connection insulator spindle has interior pull tube, interior pull tube's bottom is pegged graft and is had the center inserted bar, and both ends respectively fixedly connected with side riser around the top of center inserted bar, a set of both sides position rotates respectively between the side riser is connected with articulated branch, and the one end fixedly connected with dog of articulated branch, one side middle part position fixedly connected with hasp of dog, a set of connect through the spring between the articulated branch, the draw-in groove has been seted up through integrated into one piece respectively to the inside both sides terminal surface position of ground connection insulator spindle.

Preferably, the anti-slip insulating sleeve is sleeved outside the lower part of the inner pumping pipe, an opening for the fit and the insertion of the central inserted rod is arranged at the bottom of the anti-slip insulating sleeve, a short clamping ring is fixedly connected to the bottom of the central inserted rod, and the connection between the short clamping ring and the central inserted rod forms a T-shaped structure.

Preferably, a conductor terminal clamp is arranged at a position right above the top of the grounding insulating rod, a wiring stud is arranged at a position right below the conductor terminal clamp, and a grounding wire body is connected to the outside of the wiring stud.

Preferably, the middle end position of the inner side top of the conductor end wire clamp is provided with a groove through integrated forming, the middle upper position of the inner side of the conductor end wire clamp is provided with an auxiliary clamping block, the bottom end of the auxiliary clamping block is fixedly connected with an adjusting screw, the adjusting screw is in threaded connection with the conductor end wire clamp, and the adjusting screw is fixedly connected with a grounding insulating rod.

Preferably, the diameter of the inner suction pipe and the inner diameter of the grounding insulating rod are equal, clamping grooves which are arranged in a hollow conical structure are formed in the end faces of two sides of the inner portion of the grounding insulating rod, the clamping grooves are arranged between the clamping grooves and the lock catch in a left-right adjacent mode, the lock catch is arranged between the lock catch and the inner suction pipe in a sliding connection mode, the lock catch is connected with the hinging supporting rod through the stop block, and the hinging supporting rod is symmetrically arranged along the vertical central axis of the side vertical plate.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, through the arranged grounding insulating rod, the lock catch, the spring, the hinged supporting rod, the clamping groove, the stop block and the inner drawing pipe, the portable short-circuit grounding wire can conveniently utilize the insulating rod assembly with the self-locking function, the rod length can be quickly adjusted according to the actual installation environment in the use process of carrying out high-altitude operation, the whole portable short-circuit grounding wire can be conveniently installed on high-altitude conductors with different heights, the problem that the whole high-altitude electric power grounding protection operation is inconvenient and limited due to the fact that the length of the insulating rod is fixed is avoided, meanwhile, the situation that the human body is dangerous when the high-altitude electric power overhaul operation is carried out due to the fact that the rod length is insufficient and an operator needs to lean forward in a trial mode is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic view of the inner pumping tube structure of the present utility model;

fig. 4 is a schematic view of the structure of the center insert rod of the present utility model.

In the figure: 1. a grounding insulating rod; 2. an inner suction tube; 3. an anti-slip insulating sleeve; 4. a central plunger; 5. a short clasp; 6. a side vertical plate; 7. a hinged strut; 8. a stop block; 9. locking; 10. a clamping groove; 11. a spring; 12. a conductor terminal clip; 13. adjusting a screw; 14. an auxiliary clamping block; 15. a groove; 16. a wiring stud; 17. a grounding wire body.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution:

The utility model provides a portable short circuit earth connection, including ground connection insulator spindle 1, interior below position grafting of ground connection insulator spindle 1 has interior pull tube 2, interior pull tube 2's bottom is pegged graft and is had center inserted bar 4, and both ends are fixedly connected with side riser 6 respectively around the top of center inserted bar 4, both sides position is rotated respectively between a set of side riser 6 and is connected with articulated branch 7, and the one end fixedly connected with dog 8 of articulated branch 7, one side middle part position fixedly connected with hasp 9 of dog 8, be connected through spring 11 between a set of articulated branch 7, draw-in groove 10 has been seted up through integrated into one piece respectively to the inside both sides terminal surface position of ground connection insulator spindle 1.

As shown in fig. 1, an anti-slip insulating sleeve 3 is sleeved outside the lower part of the inner drawing pipe 2, an opening for the fit and insertion of a central inserting rod 4 is arranged at the bottom of the anti-slip insulating sleeve 3, a short clamping ring 5 is fixedly connected to the bottom of the central inserting rod 4, the connection between the short clamping ring 5 and the central inserting rod 4 forms a T-shaped structure, and when an operator holds the lower half end of the whole portable short-circuit connecting wire to be installed at high altitude, the anti-slip insulating sleeve 3 is made of rubber material and can prevent the phenomenon of slipping of hands; the conductor terminal clamp 12 is arranged right above the top of the grounding insulating rod 1, the wiring stud 16 is arranged right below the conductor terminal clamp 12, the grounding wire body 17 is connected to the outside of the wiring stud 16, and before the portable short-circuit wiring is lifted to the high altitude for protection hanging installation operation, the wiring wire can be connected with the conductor terminal clamp 12 quickly through the assembly connection of the flat head end part of the grounding wire body 17 and the wiring stud 16; the inside top middle-end position of conductor terminal fastener 12 is equipped with recess 15 through integrated into one piece, and the inboard middle-upper position of conductor terminal fastener 12 is equipped with supplementary clamp block 14, and the bottom fixedly connected with adjusting screw 13 of supplementary clamp block 14, and threaded connection sets up between adjusting screw 13 and the conductor terminal fastener 12, fixed connection between adjusting screw 13 and the ground insulation pole 1, through setting up conductor terminal fastener 12, can make things convenient for this portable short circuit earth connection to press from both sides fast to adorn on the high altitude wire.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the diameter of the inner drawing tube 2 and the inner diameter of the grounding insulating rod 1 are equal, clamping grooves 10 arranged in a hollow conical structure are formed in the end faces of two sides of the inner side of the grounding insulating rod 1, the clamping grooves 10 and the lock catches 9 are adjacently arranged in left and right positions, the lock catches 9 are slidably connected with the inner drawing tube 2, the lock catches 9 are connected with the hinge support rods 7 through the check blocks 8, the hinge support rods 7 are symmetrically arranged along the vertical central axis of the side vertical plate 6, and when one group of lock catches 9 reset and rebound and are clamped into the adjacent group of clamping grooves 10, the connection of the two can lock and limit the inner drawing tube 2 after the drawing adjustment.

The working flow is as follows: when the portable short-circuit grounding wire is used for aerial work protection, three portable short-circuit grounding wires are respectively connected with a grounding wire along with the connection of the three short-circuit grounding wires and the grounding clamp before use, after the whole portable short-circuit grounding wire is quickly hung on the aerial wire through a groove 15 formed in the inner side of a conductor end clamp 12, the grounding insulating rod 1 can be spirally rotated, the portable short-circuit grounding wire can quickly clamp the aerial wire through the cooperation of an auxiliary clamping block 14 and the conductor end clamp 12, finally after the wiring specification is ensured to be reasonable and the whole aerial wire is protected, an operator starts aerial power overhaul operation, when the operator needs to adjust the length of the aerial insulating rod 1 in a process of installing the aerial wire, the three short-circuit grounding wires are outwards pulled out through the short clamping ring 5, a group of hinged support rods 7 can retract into the aerial wire through a pressing spring 11, the inner portion of an inner drawing tube 2 through a lock catch 8, then the inner drawing tube 2 is quickly pulled out from the inner portion of the aerial wire through the lock catch 9, finally, after the inner drawing tube 2 is correspondingly pulled out of the lock catch 9, the inner side of the inner drawing tube 2 is correspondingly pulled out through the lock catch 9, and the inner side of the lock catch 9 is correspondingly shaped, after the inner side of the lock catch 9 is correspondingly pulled out, the inner side of the inner drawing tube 2 is correspondingly shaped, and the inner rebound end of the inner side of the lock tube is correspondingly shaped, and the inner side of the inner drawing tube is correspondingly provided with a self-locking clamp 9, and the inner elastic pull tube is formed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a portable short circuit earth connection, includes ground insulation pole (1), its characterized in that: the inside below position of ground connection insulator spindle (1) is pegged graft and is had interior take out pipe (2), interior take out the bottom grafting of pipe (2) has center inserted bar (4), and both ends are fixedly connected with side riser (6) respectively around the top of center inserted bar (4), a set of both sides position is rotated respectively between side riser (6) and is connected with articulated branch (7), and the one end fixedly connected with dog (8) of articulated branch (7), one side middle part position fixedly connected with hasp (9) of dog (8), a set of be connected with through spring (11) between articulated branch (7), draw-in groove (10) have been seted up through integrated into one piece respectively to inside both sides terminal surface position of ground connection insulator spindle (1).

2. A portable short-circuit ground wire according to claim 1, characterized in that: the anti-slip insulating sleeve (3) is sleeved outside the lower part of the inner drawing pipe (2), an opening for the fit and insertion of the central inserting rod (4) is arranged at the bottom of the anti-slip insulating sleeve (3), a short clamping ring (5) is fixedly connected to the bottom of the central inserting rod (4), and a T-shaped structure is formed by connection between the short clamping ring (5) and the central inserting rod (4).

3. A portable short-circuit ground wire according to claim 1, characterized in that: the grounding insulation rod is characterized in that a conductor terminal clamp (12) is arranged at a position right above the top of the grounding insulation rod (1), a wiring stud (16) is arranged at a position right below the conductor terminal clamp (12), and a grounding wire body (17) is connected to the outside of the wiring stud (16).

4. A portable short-circuit ground wire according to claim 3, characterized in that: the middle end position of the inner side top of the conductor end clamp (12) is provided with a groove (15) through integrated forming, an auxiliary clamping block (14) is arranged at the middle upper position of the inner side of the conductor end clamp (12), an adjusting screw (13) is fixedly connected to the bottom end of the auxiliary clamping block (14), the adjusting screw (13) is in threaded connection with the conductor end clamp (12), and the adjusting screw (13) is fixedly connected with the grounding insulating rod (1).

5. A portable short-circuit ground wire according to claim 1, characterized in that: the diameter of interior pull tube (2) and the internal diameter of ground connection insulating rod (1) are equal to set up, draw-in groove (10) that are cavity toper structure setting are seted up to the inside both sides terminal surface of ground connection insulating rod (1), position is adjacent to set up about between draw-in groove (10) and hasp (9), sliding connection sets up between hasp (9) and interior pull tube (2), hasp (9) are connected through dog (8) and articulated branch (7), articulated branch (7) are symmetry setting along the vertical axis of side riser (6).