CN212304697U

CN212304697U - Breakdown-preventive high-voltage cable head

Info

Publication number: CN212304697U
Application number: CN202021188763.0U
Authority: CN
Inventors: 郭飞宇
Original assignee: Guangdong Shenghuo Power Engineering Co ltd
Current assignee: Guangdong Shenghuo Power Engineering Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-01-05
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a high tension cable head that can prevent puncture, including insulating casing, insulating casing's inside is equipped with carries the ring, insulating casing's front end is equipped with the protective cover, the centre of protective cover is equipped with the sealing washer, carry the inboard fixedly connected with terminal of ring, insulating casing's the outside is equipped with the ferrule, and is fixed connection between ferrule and the insulating casing, the outside of ferrule is equipped with flexible post, the outside of flexible post is equipped with the ring, and is fixed connection between flexible post and ferrule and the ring, the outside of flexible post is equipped with the spring, insulating casing's rear side is equipped with flexible pipe, the end of flexible pipe is equipped with coupling nut. The utility model discloses an elasticity of flexible post and spring, the use of cooperation ring can be in this device and external bump use, plays the buffering guard action to insulating casing to strengthen this device the anticollision, prevent falling the ability.

Description

Breakdown-preventive high-voltage cable head

Technical Field

The utility model relates to a high tension cable head technical field specifically is a can prevent high tension cable head that punctures.

Background

The cable joint is also called as cable head, after the cable is laid, in order to make it become a continuous circuit, all the lines must be connected into a whole, these connection points are called as cable joints, the cable joint in the middle of the cable circuit is called as middle joint, and the cable joints at two ends of the circuit are called as terminal heads, the cable joint is used for locking and fixing incoming and outgoing lines, and has the functions of water-proofing, dust-proofing and vibration-proofing, the main function of the cable head is to make the circuit smooth, make the cable keep sealed, and ensure the insulation grade of the cable joint, so that it can run safely and reliably, the high-voltage cable head is one of the cable heads, and is mainly used in the aspect of high voltage electricity.

The existing high-voltage cable head capable of preventing breakdown has the following defects:

1. the existing high-voltage cable head is fixed in structure and cannot be adjusted in length, so that the applicability is poor when the high-voltage cable head is applied to connection of devices with different lengths;

2. the outside of the existing high-voltage cable head is not provided with a protection structure, so that when the existing high-voltage cable head collides with the outside, an insulating shell is easy to break, and therefore the existing problem is solved by providing the high-voltage cable head capable of preventing breakdown.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can prevent high tension cable head that punctures to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-voltage cable head capable of preventing breakdown comprises an insulating shell, wherein a load ring is arranged in the insulating shell, the carrying ring is fixedly connected with the insulating shell, the front end of the insulating shell is provided with a protective cover, the protective cover is in threaded connection with the insulating shell, a sealing ring is arranged in the middle of the protective cover, the sealing ring is bonded with the protective cover, the inner side of the carrying ring is fixedly connected with a terminal, the outer side of the insulating shell is provided with a metal ring, the metal ring is fixedly connected with the insulating shell, the outer side of the metal ring is provided with a telescopic column, the outer side of the telescopic column is provided with a circular ring, the telescopic column is fixedly connected with the metal ring and the circular ring, a spring is arranged on the outer side of the telescopic column, a telescopic pipe is arranged on the rear side of the insulating shell, and the insulating shell is in threaded connection with the telescopic pipe, and the tail end of the telescopic pipe is provided with a connecting nut.

Preferably, the inside size of insulating casing is identical with the outside size of carrying the ring, the center of protective cover is equipped with the round hole, the external diameter of sealing washer is identical with the round hole internal diameter size of protective cover.

Preferably, the central axis of the carrying ring coincides with the central axis of the insulating housing, a round hole is formed in the middle of the terminal, and the terminal is uniformly distributed in an annular mode about the central axis of the carrying ring.

Preferably, the inner side of the metal ring is attached to the outer side of the insulating shell, and the central axis of the metal ring coincides with the central axis of the insulating shell.

Preferably, the central axis of the telescopic column coincides with the central axis of the spring, and the telescopic column is uniformly distributed in an annular shape relative to the central axis of the ring.

Preferably, the connecting nut is fixedly connected with the telescopic pipe, and the insulating shell is communicated with the telescopic pipe.

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

1. the utility model discloses an insulating casing can play insulation protection, can play the guard action to insulating casing through the metal loop to prevent that insulating casing from being punctured when using, utilize the elasticity of flexible post and spring, the use of cooperation ring can bump the use with the external world at this device, plays the buffering guard action to insulating casing, thereby strengthens the anticollision of this device, prevents falling the ability.

2. The utility model discloses a cooperation of protective cover and sealing washer is used, can block the cable outside, prevents that the dust from getting into this inside that connects from the kneck, utilizes flexible pipe, can adjust the length of this device, and this device of being convenient for is applicable to the external device of different length, strengthens the suitability of this device, can fix this device and external connecting device through connecting nut, strengthens the stability of this connection.

Drawings

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

FIG. 2 is a schematic view of a partial three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the connecting nut of the present invention;

fig. 4 is a schematic view of the overall rear view structure of the present invention.

In the figure: 1. an insulating housing; 2. a carrier ring; 3. a protective cover; 4. a seal ring; 5. a terminal; 6. a metal ring; 7. a telescopic column; 8. a circular ring; 9. a spring; 10. a telescopic pipe; 11. and connecting a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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. 1-4, the present invention provides an embodiment: a high-voltage cable head capable of preventing breakdown comprises an insulating shell 1, wherein a load ring 2 is arranged inside the insulating shell 1, the load ring 2 is fixedly connected with the insulating shell 1, a protective cover 3 is arranged at the front end of the insulating shell 1, the protective cover 3 is in threaded connection with the insulating shell 1, a sealing ring 4 is arranged in the middle of the protective cover 3, the sealing ring 4 is bonded with the protective cover 3, a terminal 5 is fixedly connected to the inner side of the load ring 2, a metal ring 6 is arranged on the outer side of the insulating shell 1, the metal ring 6 is fixedly connected with the insulating shell 1, a telescopic column 7 is arranged on the outer side of the metal ring 6, a circular ring 8 is arranged on the outer side of the telescopic column 7, the telescopic column 7 is fixedly connected with the metal ring 6 and the circular ring 8, a spring 9 is arranged on the outer side of the telescopic column 7, a telescopic tube 10 is arranged on the rear side of the insulating shell 1, and the insulating shell 1 is in threaded connection with the telescopic pipe 10, and the tail end of the telescopic pipe 10 is provided with a connecting nut 11.

Further, insulating casing 1's inboard size is identical with the outside size of carrying ring 2, the center of protective cover 3 is equipped with the round hole, the external diameter of sealing washer 4 is identical with the round hole internal diameter of protective cover 3 size, uses through the cooperation of protective cover 3 and sealing washer 4, can block the cable outside, prevents that the dust from getting into the inside of this joint from the kneck.

Further, carry the axis of ring 2 and the axis coincidence of insulating casing 1, the centre of terminal 5 is equipped with the round hole, terminal 5 is cyclic annular evenly distributed about the axis of carrying ring 2, and through carrying terminal 5 on the ring 2, can be connected the different connecting cable inlet wire in both sides, the round hole that is equipped with on the terminal 5 is convenient for and is connected between the cable.

Further, the inboard of metal loop 6 is laminated with insulating casing 1's the outside mutually, the axis of metal loop 6 and insulating casing 1's axis coincidence, insulating casing 1 can play insulating guard action, can play the guard action to insulating casing 1 through metal loop 6 to prevent that insulating casing 1 from being punctured when using.

Further, the axis of flexible post 7 coincides with the axis of spring 9, flexible post 7 is cyclic annular evenly distributed about the axis of ring 8, utilizes the elasticity of flexible post 7 and spring 9, and the use of cooperation ring 8 can bump with the external world at this device and use, plays the buffer protection effect to insulating casing 1 to strengthen the anticollision of this device, prevent falling the ability.

Further, the connecting nut 11 is fixedly connected with the telescopic pipe 10, the insulating shell 1 is communicated with the telescopic pipe 10, the length of the device can be adjusted by using the telescopic pipe 10, the device is convenient to adapt to external devices with different lengths, and the applicability of the device is enhanced.

The working principle is as follows: before the device is used, a user firstly detects the device, the device is used after confirming that no problem exists, the incoming wires of connecting cables with different two sides can be connected through the terminal 5 on the carrying ring 2, the round hole arranged on the terminal 5 is convenient to be connected with the cables, the insulating shell 1 can play an insulating protection role, the insulating shell 1 can be protected through the metal ring 6, the insulating shell 1 is prevented from being punctured when in use, the device can be used in a collision way with the outside by utilizing the elasticity of the telescopic column 7 and the spring 9 and matching with the use of the round ring 8, the device can play a buffer protection role on the insulating shell 1, so that the anti-collision and anti-falling capacity of the device is enhanced, the outer side of the cable can be blocked by matching the protective cover 3 and the sealing ring 4, dust is prevented from entering the inside of the connector from an interface, the length of the device can be adjusted by utilizing the telescopic tube 10, this device of being convenient for is applicable to the external device of different length, strengthens this device's suitability, can fix this device and external connecting device through connecting nut 11, strengthens this connected stability.

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 can prevent high-voltage cable head of puncture, includes insulating casing (1), its characterized in that: the inside of insulating casing (1) is equipped with carries ring (2), and carries and be fixed connection between ring (2) and insulating casing (1), the front end of insulating casing (1) is equipped with protective cover (3), and is threaded connection between protective cover (3) and insulating casing (1), the centre of protective cover (3) is equipped with sealing washer (4), and is bonding between sealing washer (4) and protective cover (3), carry inboard fixedly connected with terminal (5) of ring (2), the outside of insulating casing (1) is equipped with ferrule (6), and is fixed connection between ferrule (6) and insulating casing (1), the outside of ferrule (6) is equipped with flexible post (7), the outside of flexible post (7) is equipped with ring (8), and is fixed connection between flexible post (7) and ferrule (6) and ring (8), the outer side of the telescopic column (7) is provided with a spring (9), the rear side of the insulating shell (1) is provided with a telescopic pipe (10), the insulating shell (1) is in threaded connection with the telescopic pipe (10), and the tail end of the telescopic pipe (10) is provided with a connecting nut (11).

2. A high-voltage cable head for protection against flashovers according to claim 1, wherein: the inside size of insulating casing (1) is identical with the outside size of carrying ring (2), the center of protective cover (3) is equipped with the round hole, the external diameter size of sealing washer (4) is identical with the round hole internal diameter size of protective cover (3).

3. A high-voltage cable head for protection against flashovers according to claim 1, wherein: carry the axis of ring (2) and the coincidence of the axis of insulating casing (1), the centre of terminal (5) is equipped with the round hole, terminal (5) are cyclic annular evenly distributed about carrying the axis of ring (2).

4. A high-voltage cable head for protection against flashovers according to claim 1, wherein: the inner side of the metal ring (6) is attached to the outer side of the insulating shell (1), and the central axis of the metal ring (6) coincides with the central axis of the insulating shell (1).

5. A high-voltage cable head for protection against flashovers according to claim 1, wherein: the axis of flexible post (7) and the axis coincidence of spring (9), flexible post (7) are cyclic annular evenly distributed about the axis of ring (8).

6. A high-voltage cable head for protection against flashovers according to claim 1, wherein: the connecting nut (11) is fixedly connected with the telescopic pipe (10), and the insulating shell (1) is communicated with the telescopic pipe (10).