CN217881951U

CN217881951U - Labor-saving grounding wire clamp

Info

Publication number: CN217881951U
Application number: CN202220272623.4U
Authority: CN
Inventors: 罗杨瑞; 杨峰; 李文征; 候麟; 姚楠; 刘鹏
Original assignee: Henan Chuangjia Electrical Engineering Co ltd; Nanyang Power Supply Co of State Grid Henan Electric Power Co Ltd
Current assignee: Henan Chuangjia Electrical Engineering Co ltd; Nanyang Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2022-11-22
Anticipated expiration: 2032-02-10

Abstract

The utility model relates to an effort-saving earth clamp, including action bars, movable rod, protecting crust and the hook type body, the top of movable rod and the bottom fixed connection of action bars, the bottom of protecting crust and the one end fixed connection of the hook type body, the opening of the hook type body makes progress, the upper end section of protecting crust is for solid, and the middle part is vertical has seted up the slide opening, the cavity has been seted up to the lower end section of protecting crust, the both sides of cavity all communicate with the outside, the hook type body is the cavity setting, and two sides of its one end correspond with the both sides wall of protecting crust respectively and are connected, the movable rod passes the slide opening and extends to in the cavity, the top of movable rod has cup jointed spacing spring, the bottom fixedly connected with connecting plate of movable rod. The utility model has the characteristics of simple structure, to the fixed effectual, installation labour saving and time saving of wire and installation effectiveness are high.

Description

Labor-saving grounding wire clamp

Technical Field

The utility model belongs to the technical field of the earth clamp, concretely relates to laborsaving type earth clamp.

Background

The transmission operation and maintenance personnel often use the earth connection in the operation and maintenance work at ordinary times, and especially use more frequently when having a power failure and checking. The earth connection is when the loading transportation, the on-the-spot use often collides with and bumps because operating condition is limited, make earth connection earthing terminal loosen from the action bars very easily and come out and increase work load, and damage the earth connection easily, especially 110kV voltage class's earth connection is whole and insulating action bars are integrative, all need twine on insulating action bars after the use is accomplished, the earthing terminal chuck of twining to the last earth connection can not be convenient, fix on the action bars firmly, and often make the annealed copper wire camber of crimping pipe department too big when last fixed, can cause the damage of the ground connection copper wire of crimping pipe department after long-term use. For example, the rotatory locking earth connection of couple formula that mainly adopts at present, this kind of earth connection, it is obvious to the locking effect of wire end, but the operation process is harder, needs the couple to the wire, then the rotatory operation handle 20 circles about, just can lock, gets off at a rotation process, and the staff is usually all tired than the hand, and consuming time is more of a specified duration, and the installation effectiveness is low.

Disclosure of Invention

The utility model aims at overcoming the not enough of prior art, and provide a laborsaving type earth clamp, have simple structure, to the fixed effectual, installation labour saving and time saving of wire and the high characteristics of installation effectiveness.

The utility model discloses a technical scheme do: the utility model provides a laborsaving type earth clamp, includes action bars, movable rod, protecting crust and the hook type body, the top of movable rod and the bottom fixed connection of action bars, the bottom of protecting crust and the one end fixed connection of the hook type body, the opening of the hook type body upwards, the last section of protecting crust is solid, and the vertical slide opening that has seted up in its middle part, the cavity has been seted up to the lower end section of protecting crust, the both sides of cavity all communicate with the outside, the hook type body is the cavity setting, and two sides of its one end correspond with the both sides wall of protecting crust respectively and are connected, the movable rod passes the slide opening and extends to in the cavity, the top of movable rod has cup jointed spacing spring, the top of spacing spring nevertheless does not connect with the bottom contact of action bars, the bottom of spacing spring nevertheless contacts but does not connect with the top of protecting crust, the bottom fixedly connected with connecting plate of movable rod, the bottom of connecting plate is connected with adjusting spring, adjusting spring is located the cavity intracavity, adjusting spring's bottom is connected with the rotor, the rotor is close to the one end fixedly connected with the rotor end fixedly connected with the tumbler, two round pin roll two arcs respectively and the hook type body are located the hook type body and the hook type arc and connect the hook type body.

Preferably, the bottom fixedly connected with of connecting plate goes up the link, the top fixedly connected with of rotor plate hangs the link down, the equal fixedly connected with couple in top and the bottom of regulating spring, the both ends of regulating spring are connected with last link and lower link through two couples respectively.

Preferably, the rotating plate is designed to be arc-shaped with a downward opening, and the lower hanging ring is arranged at the highest position of the top end of the rotating plate.

Preferably, the inner side surface of the hook body is uniformly provided with a plurality of strip-shaped anti-skid protrusions which are made of rubber.

Preferably, the outer walls of the two sides of the protective shell are provided with anti-slip patches which are made of rubber.

Preferably, the operating rod is an insulating rod, and a rubber sleeve is arranged at the tail end of the operating rod.

The utility model has the advantages that: the utility model discloses simple structure adopts the movable rod, the cooperation setting of regulating spring and fly leaf, can promote the fly leaf downstream to leverage through the round pin axle, with half arc clamp rebound, the opening is opened and is carried out the installation of wire, labour saving and time saving, the installation effectiveness is high, and loosen the action bars after the installation is accomplished, make the action bars rebound reset under spacing spring's effect, finally drive the fly leaf rebound, realize the tight closure of clamp between half arc clamp and the hook type body, realize the fixed to the wire.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic structural diagram of the protective shell of the present invention.

In the figure: 1. the device comprises an operating rod 2, a movable rod 3, a protective shell 4, a hook body 5, a sliding hole 6, a hollow cavity 7, a limiting spring 8, a connecting plate 9, an adjusting spring 10, a rotating plate 11, a pin shaft 12, a semi-arc-shaped clamp 13, an upper hanging ring 14, a lower hanging ring 15, an anti-skid bulge 16, an anti-skid sticker 17 and a rubber sleeve.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention, and are specifically described below with reference to the embodiments.

As shown in fig. 1, 2 and 3, a labor-saving ground clamp comprises an operating rod 1, a movable rod 2, a protective shell 3 and a hook-shaped body 4, wherein the top end of the movable rod 2 is fixedly connected with the bottom end of the operating rod 1, the operating rod 1 is an insulating rod, a rubber sleeve 17 is arranged at the tail end of the operating rod 1 for facilitating holding by hand for use, the bottom end of the protective shell 3 is fixedly connected with one end of the hook-shaped body 4, anti-slip patches 16 are arranged on the outer walls of the two sides of the protective shell 3, the anti-slip patches 16 are made of rubber materials, so that a worker can conveniently hold the protective shell 3 by one hand and push and pull the operating rod 1 by the other hand, the opening of the hook-shaped body 4 is upward, the upper end section of the protective shell 3 is solid, a sliding hole 5 is vertically formed in the middle part of the protective shell 3, a hollow cavity 6 is formed in the lower end section of the protective shell 3, and the two sides of the hollow cavity 6 are communicated with the outside, the hook body 4 is hollow, two side edges of one end of the hook body are respectively and correspondingly connected with two side walls of the protective shell 3, the movable rod 2 penetrates through the sliding hole 5 and extends into the hollow cavity 6, the top end of the movable rod 2 is sleeved with the limiting spring 7, the top end of the limiting spring 7 is in contact with but not connected with the bottom end of the operating rod 1, the bottom end of the limiting spring 7 is in contact with but not connected with the top end of the protective shell 3, the bottom end of the movable rod 2 is fixedly connected with the connecting plate 8, the bottom of the connecting plate 8 is connected with the adjusting spring 9, the adjusting spring 9 is positioned in the hollow cavity 6, the bottom of the adjusting spring 9 is connected with the rotating plate 10, the bottom of the connecting plate 10 is fixedly connected with the upper hanging ring 13, the top of the rotating plate 10 is fixedly connected with the lower hanging ring 14, and the top and the bottom of the adjusting spring 9 are both fixedly connected with a hook, the two ends of the adjusting spring 9 are connected with the upper hanging ring 13 and the lower hanging ring 14 through the two hooks respectively, when the rotating plate 10 rotates, the adjusting spring 9 can slightly incline, the normal contraction of the adjusting spring 9 can be influenced or the driving force of the operating rod 1 can be increased, the problems can be effectively overcome by arranging the hanging ring and the hooks in a connection mode, the rotating plate 10 is designed in an arc shape with a downward opening, the lower hanging ring 14 is arranged at the highest position of the top end of the rotating plate 10, the rotating angle of the rotating plate 10 can be enlarged, the semi-arc-shaped clamps 12 can be opened more easily, one end of the rotating plate 10 close to the hook-shaped bodies 4 is fixedly connected with the pin shaft 11, one end of the pin shaft 11 far away from the rotating plate 10 is fixedly connected with the semi-arc-shaped clamps 12, the two ends of the pin shaft 11 are respectively connected with the two side edges of the hook-shaped bodies 4 in a rotating mode, the semi-arc-shaped clamps 12 are arranged on the inner sides of the hook-shaped bodies 4 and can form a closed ring with the hook-shaped bodies 4, and the inner side surfaces of the hook-shaped bodies 4 are evenly provided with a plurality of strip-shaped anti-slip bulges 15 which can be firmly fixed with wires, and the bulges 15 are made of rubber materials, so as to prevent the wires from being worn.

The utility model discloses when using, promote action bars 1 downwards, movable rod 2, connecting plate 8, regulating spring 9 and rotor plate 10 downstream thereupon, because the leverage of round pin axle 11, half arc clamp 12 moves upwards, open the opening between its and the hook type body 4, install the wire between hook type body 4 and half arc clamp 12, loosen action bars 1, action bars 1 resets under limiting spring 7's spring action, simultaneously movable rod 2, connecting plate 8, regulating spring 9 resets with it with rotor plate 10, half arc clamp 12 is closed with hook type body 4, realize pressing from both sides tightly of wire, this process operation is simple, time saving and labor saving, the installation effectiveness of wire is high, it is effectual to the firm of wire simultaneously.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a laborsaving type earth clamp which characterized in that: including action bars, movable rod, protecting crust and the hook type body, the top of movable rod and the bottom fixed connection of action bars, the bottom of protecting crust and the one end fixed connection of the hook type body, the opening of the hook type body is upwards, the upper end section of protecting crust is solid, and the sliding hole has been seted up to its middle part is vertical, the cavity has been seted up to the lower end section of protecting crust, the both sides of cavity all communicate with the outside, the hook type body is cavity setting, and two sides of its one end correspond with the both sides wall of protecting crust respectively and are connected, the movable rod passes the sliding hole and extend to the cavity intracavity, the top of movable rod has cup jointed spacing spring, spacing spring's top nevertheless does not connect with the bottom contact of action bars, spacing spring's bottom and the top contact of protecting crust do not nevertheless connect with, the bottom fixedly connected with connecting plate of movable rod, the bottom of connecting plate is connected with adjusting spring, adjusting spring is located the cavity intracavity, adjusting spring's bottom is connected with the rotor, the rotor is close to the one end fixedly connected with the semiarc of pivot pin respectively and the hook type body is located the hook type body and the hook type body is connected with the semiarc.

2. The labor-saving type ground clamp of claim 1, characterized in that: the bottom fixedly connected with link of connecting plate, the top fixedly connected with lower link of rotor plate, the equal fixedly connected with couple in top and the bottom of regulating spring, the both ends of regulating spring are connected with last link and lower link through two couples respectively.

3. The labor-saving type ground clamp of claim 2, characterized in that: the rotating plate is designed in an arc shape with a downward opening, and the lower hanging ring is arranged at the highest position of the top end of the rotating plate.

4. The labor-saving ground clamp of claim 1, wherein: the hook-shaped body is characterized in that a plurality of strip-shaped anti-skid protrusions are uniformly arranged on the inner side surface of the hook-shaped body and made of rubber.

5. The labor-saving ground clamp of claim 1, wherein: be provided with anti-skidding subsides on the both sides outer wall of protecting crust, anti-skidding subsides adopt the rubber material.

6. The labor-saving ground clamp of claim 1, wherein: the operating rod is an insulating rod, and a rubber sleeve is arranged at the tail end of the operating rod.