CN213401571U

CN213401571U - Transmission line temporary grounding clamp

Info

Publication number: CN213401571U
Application number: CN202023106927.3U
Authority: CN
Inventors: 刘震北
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-06-08
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a transmission line temporary grounding clamp belongs to the ground connection and presss from both sides technical field. The utility model provides an interim ground connection of transmission line presss from both sides, includes the insulator spindle, and the welding of insulator spindle top has the earth connection box, is equipped with spring and stopper in the earth connection box, and stopper left end joint has the cutting, and cutting lower extreme butt has the ground wire, and ground wire top joint has the double-layered shell, and the rectangular channel has been seted up on the inside upper portion of double-layered shell, and the draw-in groove has been seted up on rectangular channel upper portion, and the circular slot has been seted up to the inside lower part of double-layered shell. The utility model discloses an insert the cutting and connect the ground wire to the ground wire box, the sawtooth on the cutting can support and press the stopper, stopper shrink and compression spring this moment, then pegs graft the cutting and target in place, and the stopper is supported by the spring and is pressed fixed cutting, has effectually prevented that the cutting from dropping, pulls after the use is accomplished and draws the piece, and the stopper shrink takes out the cutting. The utility model relates to an exquisiteness, the effectual wearing and tearing that have prevented long-term use problem that drops has changed original loaded down with trivial details installation procedure moreover.

Description

Transmission line temporary grounding clamp

Technical Field

The utility model relates to a ground connection presss from both sides technical field, more specifically says, relates to a transmission line temporary grounding presss from both sides.

Background

The temporary grounding wire of the power transmission line is a safety tool, and when the power transmission line is overhauled, the temporary grounding wire is hung to prevent sudden incoming calls at all ends of operating equipment or to prevent induced electricity at adjacent or crossed lines from damaging maintainers. The temporary grounding wire of the power transmission line generally comprises a jointing clamp, a conducting wire, an insulating operating rod and a grounding clamp. At present, the earth connection adopts the fastener of direct-hanging usually, generally adopts bolted connection earth connection in order to make the contact of fastener and wire more firm when using, but the bolt long-term use can take place wearing and tearing between the screw thread, lead to the use time line to drop, and the bolt is used more loaded down with trivial details moreover. In view of this, we propose a temporary grounding clamp for power transmission lines.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a transmission line temporary grounding presss from both sides to solve the problem that proposes in the above-mentioned background art.

2. Technical scheme

A temporary grounding clamp for a power transmission line comprises an insulating rod, wherein a hook is fixedly arranged at the top end of the insulating rod, two clamping strips are symmetrically arranged inside the hook, elastic pieces are abutted against the middle parts of the clamping strips, a ground wire box is welded at the left end of the lower part of the hook, a limiting groove is formed in the inner part of the ground wire box, a spring is welded in the limiting groove, a limiting block is welded at the left end of the spring, a pull block is welded at the front end face of the limiting block, an inserting strip is clamped at the left end of the limiting block, a fixing block is arranged at the lower part of the inserting strip, a ground wire is abutted against the lower end of the inserting strip, a ground inserting column is fixedly connected at the left end of the ground wire, a clamping shell is clamped at the top end of the ground wire, a rectangular groove is formed in the upper part of the inner part of the clamping shell, a clamping groove is, the right part of the clamping shell positioned in the front is welded with a clamping strip.

Preferably, the upper part of the hook is provided with a through groove, the holding strip is rotatably connected with the hook through a rotating shaft, and the elastic sheet is rotatably connected with the hook through a rotating shaft.

Preferably, the length of the inserting strip below the fixing block extends into the circular groove.

Preferably, the right part of the cutting is in a sawtooth shape, and the shape of the limiting block corresponds to the right part of the cutting.

Preferably, the double-layered shell in rear with be located the place ahead the double-layered shell passes through the pivot and rotates to be connected, the fixed slot shape corresponds with the card strip, the fixed block size corresponds with the draw-in groove.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses an insert the cutting and connect the ground wire to the ground wire box, sawtooth on the cutting can support and press the stopper, stopper shrink and compression spring this moment, then pegs graft the cutting and target in place, and the stopper is supported by the spring and is pressed fixed cutting, has effectually prevented that the cutting from dropping, pulls the piece of drawing after the use is accomplished, stopper atress extrusion spring shrink this moment, just can easily take out the cutting this moment. The utility model relates to an exquisiteness, the effectual wearing and tearing that have prevented long-term use problem that drops has changed original loaded down with trivial details installation procedure moreover.

2. The utility model discloses a peel off the rubber on ground wire top, then ground wire top and cutting butt, then on the ground wire top with the outside joint of cutting double-layered shell, then press from both sides tight double-layered shell upper and lower two parts hard, make the card awl of circular slot inner wall insert ground wire apparent rubber skin internal fixation ground wire, then the draw-in groove on rectangular channel upper portion can block the fixed block of post cutting lower part, the ground wire is fixed with the cutting and is accomplished this moment. The utility model discloses a press from both sides shell contrast traditional bolted connection, not only can play insulating effect, can also more stabilize convenient earth wire.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the ground wire box of the present invention;

FIG. 3 is a schematic view of the split of the cartridge of the present invention;

the reference numbers in the figures illustrate: 1. an insulating rod; 2. hooking; 3. clamping strips; 4. a spring plate; 5. a ground wire box; 6. a limiting groove; 7. a spring; 8. a limiting block; 9. pulling the block; 10. cutting; 11. a ground wire; 12. a clamping shell; 13. inserting a ground column; 14. a rectangular groove; 15. a circular groove; 16. clamping a cone; 17. fixing grooves; 18. clamping the strip; 19. a card slot; 20. and (5) fixing blocks.

Detailed Description

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", card cone up "," down "," front "," back "," left "," right "," vertical "," horizontal "," top "," bottom "," inside "," outside "," clockwise "," counterclockwise ", etc. indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution:

a temporary grounding clamp for a power transmission line comprises an insulating rod 1, a hook 2 is fixedly arranged at the top end of the insulating rod 1, two clamping strips 3 are symmetrically arranged in the hook 2, spring pieces 4 are abutted to the middle parts of the clamping strips 3, a ground wire box 5 is welded at the left end of the lower part of the hook 2, a limiting groove 6 is formed in the ground wire box 5, a spring 7 is welded in the limiting groove 6, a limiting block 8 is welded at the left end of the spring 7, a pulling block 9 is welded on the front end face of the limiting block 8, an inserting strip 10 is clamped at the left end of the limiting block 8, a fixing block 20 is arranged at the lower part of the inserting strip 10, a ground wire 11 is abutted to the lower end of the inserting strip 10, a ground inserting column 13 is fixedly connected at the left end of the ground wire 11, a clamping shell 12 is clamped at the top end of the ground wire 11, a rectangular groove 14 is formed in the upper part of the inner part of the clamping shell 12, a clamping strip 18 is welded at the right part of the front clamping shell 12. Compared with the traditional bolt connection, the clamping shell 12 not only can play an insulating role, but also can more stably and conveniently fix the ground wire 11 and the inserting strip 10.

Specifically, the upper part of the hook 2 is provided with a through groove, the holding strip 3 is rotatably connected with the hook 2 through a rotating shaft, and the elastic piece 4 is rotatably connected with the hook 2 through a rotating shaft. The spring plate 4 can press the holding strip 3 to clamp the power transmission line.

Further, the length of the insert 10 below the fixing block 20 extends into the circular groove 15. The length of the plug 10 below the fixing block 20 extends into the circular groove 15, so that the plug 10 can be in contact with the ground wire 11 for conducting electricity.

Still further, the right part of cutting 10 is the cockscomb structure, and stopper 8 shape corresponds with the right part of cutting 10. The right part of the cutting 10 is in a sawtooth shape, and the cutting is convenient to move upwards, but cannot move downwards, so that clamping is convenient.

Furthermore, the rear clamping shell 12 is rotatably connected with the front clamping shell 12 through a rotating shaft, the shape of the fixing groove 17 corresponds to that of the clamping strip 18, and the size of the fixing block 20 corresponds to that of the clamping groove 19. The shape of the fixing groove 17 corresponds to the shape of the clamping strip 18, so that the fixing groove and the clamping strip can be better fixed.

The working principle is as follows: when the temporary grounding clip is needed, firstly, the components are carefully checked once to ensure that the components are not damaged and reused, when the temporary grounding clip is used, firstly, the rubber skin at the top end of the ground wire 11 is peeled off, then, the top end of the ground wire 11 is abutted against the insert strip 10, then, the top end of the ground wire 11 is clamped with the outer part of the insert strip 10 to form the upper clamping shell 12 and the lower clamping shell 12, then, the upper part and the lower part of the clamping shell 12 are clamped by force, the clamping cone 16 on the inner wall of the circular groove 15 is inserted into the rubber skin on the outer surface of the ground wire 11 to fix the ground wire 11, then, the clamping groove 19 on the upper part of the rectangular groove 14 is clamped with the fixing block 20 on the lower part of the insert strip 10, at the moment, the ground wire 11 is fixed with the insert strip 10, then, the insert strip 10 is inserted into the ground wire box 5, the sawteeth on the insert strip 10 are abutted against the limiting block, then hand insulator spindle 1 puts the power transmission line to couple 2, and the power transmission line supports presses holding strip 3, and shell fragment 4 supports presses holding strip 3 to press tight power transmission line simultaneously, takes out couple 2 upwards with insulator spindle 1 after the use is accomplished, and couple 2 leaves the power transmission line this moment, then the pulling draws piece 9, stopper 8 shrink this moment, then takes out and inserts strip 10, then work is accomplished.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a transmission line temporary grounding presss from both sides, includes insulator spindle (1), its characterized in that: the top end of the insulating rod (1) is fixedly provided with a hook (2), two clamping strips (3) are arranged inside the hook (2) in a symmetrical structure, the middle of each clamping strip (3) is abutted to an elastic sheet (4), the left end of the lower portion of the hook (2) is welded with a ground wire box (5), a limiting groove (6) is formed inside the ground wire box (5), a spring (7) is welded inside the limiting groove (6), the left end of the spring (7) is welded with a limiting block (8), the front end face of the limiting block (8) is welded with a pull block (9), the left end of the limiting block (8) is clamped with an inserting strip (10), the lower portion of the inserting strip (10) is provided with a fixed block (20), the lower end of the inserting strip (10) is abutted to a ground wire (11), the left end of the ground wire (11) is fixedly connected with a ground inserting column (13), the top end of the ground wire (11) is clamped, draw-in groove (19) have been seted up on rectangular channel (14) upper portion, circular slot (15) have been seted up to double-layered shell (12) inside lower part, the even welding of circular slot (15) inner wall has a plurality of card awl (16), is located the rear fixed slot (17) have been seted up to double-layered shell (12) right part, are located the place ahead double-layered shell (12) right part welding has card strip (18).

2. The temporary grounding clamp for the power transmission line according to claim 1, wherein: the upper portion of the hook (2) is provided with a through groove, the holding strip (3) is rotatably connected with the hook (2) through a rotating shaft, and the elastic piece (4) is rotatably connected with the hook (2) through a rotating shaft.

3. The temporary grounding clamp for the power transmission line according to claim 1, wherein: the length of the inserting strip (10) below the fixing block (20) extends into the circular groove (15).

4. The temporary grounding clamp for the power transmission line according to claim 1, wherein: the right part of the cutting (10) is in a sawtooth shape, and the shape of the limiting block (8) corresponds to the right part of the cutting (10).

5. The temporary grounding clamp for the power transmission line according to claim 1, wherein: the clamping shell (12) located at the rear side is rotationally connected with the clamping shell (12) located in the front side through a rotating shaft, the shape of the fixing groove (17) corresponds to the clamping strip (18), and the size of the fixing block (20) corresponds to the clamping groove (19).