CN203774511U - Cable grounding device - Google Patents

Abstract

The utility model discloses a cable grounding device, which comprises a cable end fixing part, a grounding pin and a connecting part for conductively connecting the grounding pin with the cable fixed by the cable end fixing part; The bracket on the fixed part, the conductive connection block slidingly connected to the bracket, and the elastic member elastically supported between the bracket and the conductive connection block for pressing the conductive connection block to the cable core; the conductive connection block It is conductively connected with the grounding pin; the cable grounding device of the present utility model is used to effectively ground the cable during the cable construction process, avoiding the construction workers from being electrocuted and ensuring the personal safety of the construction workers.

Description

Cable grounding device

technical field

The utility model relates to auxiliary equipment for laying and maintenance of power supply lines, in particular to a cable grounding device.

Background technique

With the acceleration of urban construction, power cables are widely used in power grid construction, followed by the gradual increase in power cables being damaged by external forces, and the maintenance of operating cables is also increasing. Most of them are laid in parallel. The capacitive effect of the cable causes induced electricity to appear inside the cable during the laying process. The strong induced voltage threatens the personal safety of maintenance and construction personnel.

Therefore, there is a need for a cable grounding device, which is used to effectively ground the cable during the cable construction process, so as to avoid causing electric shock to the construction workers and ensure the personal safety of the construction workers.

Utility model content

In view of this, the purpose of this utility model is to provide a cable grounding device, which is used to effectively ground the cable during the cable construction process, so as to avoid the induced electric shock of the construction personnel and ensure the personal safety of the construction personnel.

The cable grounding device of the present utility model includes a cable end fixing part, a grounding pin and a connecting part for conductively connecting the grounding pin with the cable fixed by the cable end fixing part; The bracket of the fixed part, the conductive connection block slidably connected to the bracket, and the elastic member elastically supported between the bracket and the conductive connection block for pressing the conductive connection block to the cable core; the conductive connection block and the grounding pin Conductive connection;

Further, the conductive connecting block is a rod-shaped structure, the bracket includes a connecting frame fixed to the fixed part of the cable end and a connecting sleeve corresponding to the conductive connecting block fixed to the connecting frame, and the conductive connecting block is slidably connected through the inner hole of the connecting sleeve ; The inner hole of the connecting sleeve and the outer wall of the conductive connecting block are both stepped surface structures; the elastic member is elastically supported between the inner hole of the connecting sleeve and the two shoulders of the outer wall of the conductive connecting block;

Further, a radial pin is provided on the opposite end of the conductive connection block corresponding to the elastic force, and at least one end of the radial pin protrudes from the surface of the conductive connection block for being stuck on the end surface of the connection sleeve to slide the conductive connection block limit;

Further, the conductive connection block is a cylindrical rod-shaped structure, and the end surface of the connection sleeve is provided with a shallow slot and a deep slot corresponding to the protruding end of the radial pin;

Further, the fixed part of the cable end is a hoop structure; the end of the conductive connection block corresponding to the direction of the elastic force is a cone-shaped structure; the conductive connection block is electrically connected to the ground pin through a flexible wire.

The beneficial effect of the utility model is: the cable grounding device of the utility model is used for effectively grounding the cable during the cable construction process, avoiding the construction workers from being electrocuted by induction, and ensuring the personal safety of the construction workers.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Detailed ways

Fig. 1 is a structural schematic diagram of the present utility model, as shown in the figure: the cable grounding device of this embodiment includes a cable end fixing part, a grounding pin 1 and is used to fix the grounding pin 1 with the cable end fixing part The connecting part of the electric cable 13 conductively connected; the connecting part includes a support fixed on the fixed part, a conductive connection block 2 slidingly connected to the support and a connecting part elastically supported between the support and the conductive connection block 2 The conductive connection block 2 is spring-pressed on the elastic member 3 of the cable core; the conductive connection block 2 is conductively connected with the grounding pin 1, and the conductive connection block 2 is connected to the extension line of the cable 13 end fixed by the fixed part of the cable end. The bracket is slidingly connected. Since the bracket is fixed on the fixed part of the cable end, the conductive connection block 2 slides relative to the bracket and also relative to the fixed part of the cable end. Under the elastic force of the elastic member 3, the conductive connection block 2 can be tightened Pressing on the core of the cable 13 effectively ensures the conductive connection structure between the conductive connector and the cable 13 and ensures that the cable 13 is grounded.

In this embodiment, the conductive connecting block 2 is a rod-shaped structure, and the bracket includes a connecting frame 4 fixed to the fixed part of the cable end and a connecting sleeve 5 corresponding to the conductive connecting block 2 fixed to the connecting frame 4. The conductive connecting block 2 Sliding connection through the inner hole of the connecting sleeve 5; the inner hole of the connecting sleeve 5 and the outer wall of the conductive connecting block 2 are all stepped surface structures; the elastic member 3 is elastically supported on the inner hole of the connecting sleeve 5 and the outer wall of the conductive connecting block 2 Between the two shoulders, the structure is compact.

In this embodiment, a radial pin 6 is provided on the opposite end of the conductive connection block 2 corresponding to the elastic force, and at least one end of the radial pin 6 protrudes from the surface of the conductive connection block 2 for clamping on the connection sleeve 5 The end surface further slides and limits the conductive connection block 2, which has good structural stability, and the radial pin 6 is detachably connected to the conductive connection block 2, which is convenient for assembly.

In this embodiment, the conductive connection block 2 is a cylindrical rod-shaped structure, and the end surface of the connection sleeve 5 corresponding to the protruding end of the radial pin 6 is provided with a shallow slot 7 and a deep slot 8, so that the conductive connection block 2 can be held Pull the opposite end corresponding to the elastic force on it so that the radial pin 6 is stuck in the shallow slot 7. At this time, the elastic member 3 is compressed, so that the conductive connection block 2 gives enough space to connect the cable end. It is fixed at the fixed part of the cable end. After fixing, pull the conductive connection block 2 and rotate it around its axis at a certain angle so that the radial pin 6 faces the deep slot 8, and then slowly release the conductive connection block 2 to make it fit in the elastic part 3. Under the action of elastic force, the core of the cable is tightened to achieve a stable and reliable conductive connection.

In this embodiment, the fixed part of the cable end is a hoop structure; the end of the conductive connection block 2 corresponding to the direction of the elastic force is a cone-shaped structure; the connection between the conductive connection block 2 and the ground pin 1 is through a flexible The wire 9 is conductively connected; the fixed part of the cable end includes a semi-arc-shaped first hoop arc 10, a semi-arc-shaped second hoop arc 11, and is used to connect the first hoop arc 10 and the second hoop arc 11 fastened together to form a fastener 12 of a complete arc-shaped hoop; one end of the first hoop arc 10 and the second hoop arc 11 are hinged, and the other end is bent radially outward to form a connection The connecting ear of the fastener 12 and the connecting frame 4 of the bracket are fixed on the first hoop arc 10 or the second hoop arc 11 , and the ground pin 1 is made of conductive material.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the utility model can be Modifications or equivalent replacements of the technical solutions without departing from the purpose and scope of the technical solutions of the utility model shall be covered by the claims of the utility model.

Claims (5)

1. A cable grounding device, characterized in that: it includes a cable end fixing part, a grounding pin and a connecting part for conductively connecting the grounding pin with the cable fixed by the cable end fixing part; the connecting part includes A bracket fixed on the fixed part, a conductive connection block slidingly connected to the bracket, and an elastic member elastically supported between the bracket and the conductive connection block for elastically pressing the conductive connection block to the cable core; the conductive connection The block is conductively connected to the ground pin. 2. The cable grounding device according to claim 1, characterized in that: the conductive connecting block is a rod-shaped structure, the bracket includes a connecting frame fixed to the fixed part of the cable end and the corresponding conductive connecting block is fixed on the connecting frame The connecting sleeve, the conductive connecting block is slidably connected through the inner hole of the connecting sleeve; the inner hole of the connecting sleeve and the outer wall of the conductive connecting block are all stepped surface structures; the elastic member is elastically supported on the inner hole of the connecting sleeve and the outer wall of the conductive connecting block between the two shoulders. 3. The cable grounding device according to claim 2, characterized in that: the opposite end of the conductive connection block is provided with a radial pin corresponding to the opposite end of the elastic force, and at least one end of the radial pin protrudes from the conductive connection block The surface is used to be clamped on the end face of the connection sleeve so as to limit the sliding of the conductive connection block. 4. The cable grounding device according to claim 3, characterized in that: the conductive connecting block is a cylindrical rod-shaped structure, and the end surface of the connecting sleeve corresponding to the protruding end of the radial pin is provided with a shallow slot and a deep slot . 5. The cable grounding device according to claim 4, characterized in that: the fixed part of the cable end is a hoop structure; the end of the conductive connection block corresponding to the direction of the elastic force it receives is a cone-shaped structure; The connecting block and the grounding pin are conductively connected through flexible wires.