CN211063318U

CN211063318U - Cross-linked polyethylene cable winding type straight-through connection structure

Info

Publication number: CN211063318U
Application number: CN202020119115.3U
Authority: CN
Inventors: 陈明波; 肖雨; 庞海勇; 陆友志
Original assignee: Guangdong Aer Pai New Material Co ltd
Current assignee: Guangdong Aer Pai New Material Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-07-21
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a straight connection structure of crosslinked polyethylene cable winding formula, including outer jacket, copper shielding area, outer semi-conductive layer, X L PE insulating layer, interior semi-conductive layer, conductor, semi-conductive sticky tape one, stress control area, semi-conductive sticky tape two, high-voltage insulation sticky tape, semi-conductive sticky tape three, copper mesh, parcel area, constant force spring, PVC sticky tape one, PVC sticky tape two.

Description

Cross-linked polyethylene cable winding type straight-through connection structure

Technical Field

The utility model relates to a cable junction technical field, concretely relates to straight-through connection structure of crosslinked polyethylene cable winding formula.

Background

Cables are typically made up of several or groups of cable wires. The device is erected in the air or installed underground or underwater for telecommunication or power transmission. Is one of indispensable items in the power system. In the case of long-distance laying, two sets of cables are connected to form a long cable. However, the existing cable connection is fixedly connected by simply winding an insulating adhesive tape, and the connection mode causes poor stability of two groups of connected cables, insufficient connection strength, easy looseness, poor contact performance and easy fracture, and seriously reduces the service life of the two groups of connected cables.

SUMMERY OF THE UTILITY MODEL

For solving above-mentioned problem comprehensively, especially to the not enough that prior art exists, the utility model provides a crosslinked polyethylene cable winding formula direct connection structure can solve above-mentioned problem comprehensively.

In order to achieve the above object, the utility model adopts the following technical means:

a winding type straight-through connecting structure of a cross-linked polyethylene cable comprises two groups of cable joints, wherein the two groups of cable joints are identical in joint structure, each cable joint sequentially comprises an outer protective layer, a copper shielding belt, an outer semi-conducting layer, an X L PE insulating layer, an inner semi-conducting layer and a conductor from outside to inside, the copper shielding belt, the outer semi-conducting layer, the X L PE insulating layer, the inner semi-conducting layer and the conductor are sequentially stripped and cut outside from left to right, the outer side walls of the copper shielding belt and the X L PE insulating layer are connected in a winding mode through a first semi-conducting adhesive tape, and the outer side of the first semi-conducting adhesive tape is connected with a stress control belt in;

one set of cable joint's conductor and another group cable joint's conductor is connected, and is two sets of the lateral wall of conductor passes through two windings of semiconduction sticky tape and connects, and is two sets of the lateral wall of copper shielding area passes through high-voltage insulation sticky tape winding and connects, the outside winding of high-voltage insulation sticky tape is connected with semiconduction sticky tape three, the copper mesh has been cup jointed in the outside of semiconduction sticky tape three, the copper mesh is connected with semiconduction sticky tape three's lateral wall through the parcel area, the both ends of copper mesh are provided with the constant force spring, the constant force spring is connected with the copper mesh winding, the constant force spring still is connected through a winding of PVC sticky tape with the lateral wall of copper mesh, and is two sets of the lateral wall.

Further, the X L PE insulating layer was tapered for reaction force.

The beneficial effects are that, the arrangement can facilitate the connection of two groups of conductors, facilitate the winding of the semi-conductive adhesive tape, and effectively improve the connection efficiency.

Further, the first semi-conductive tape, the second semi-conductive tape and the third semi-conductive tape are the same semi-conductive tape.

The beneficial effects are that, the setting can be convenient for the user to use, the working efficiency of the user can be effectively improved, and the connection cost can be effectively reduced.

Further, the wrapping tape is made of an insulating material.

The beneficial effects are that, the arrangement has high safety, and the use of the connected two sections of cables cannot be influenced after the copper mesh is sleeved.

Further, the constant force spring is made of stainless steel material.

The constant force spring has the advantages that the stainless steel material has the characteristics of high elasticity, corrosion resistance, friction resistance and the like, and the constant force spring made of the stainless steel material has long service life.

Furthermore, the PVC adhesive tape I and the PVC adhesive tape II are the same PVC adhesive tape.

The utility model has the advantages that:

the utility model uses the multilayer winding connection of the conductive adhesive tape I, the stress control tape, the semiconductive adhesive tape II, the high-voltage insulating adhesive tape, the semiconductive adhesive tape III, the copper mesh, the wrapping tape, the constant force spring, the PVC adhesive tape I and the PVC adhesive tape II, thereby ensuring that the stability after the connection of two sections of cables is strong, the connection strength is high, the looseness is not easy, the contact performance is good, the fracture is not easy, and the service life after the connection of two groups of cables is effectively prolonged; the utility model discloses simple structure, it is convenient to connect, easy operation, easy popularization.

Drawings

Fig. 1 is a schematic structural view of a cable joint according to the present invention;

fig. 2 is a schematic view of a part of the structure of the cable joint of the present invention;

fig. 3 is a first schematic structural diagram of the present invention;

FIG. 4 is a second schematic structural view of the present invention;

fig. 5 is a third schematic structural diagram of the present invention;

fig. 6 is a fourth schematic structural diagram of the present invention.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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," "connected," and "connected" are to be construed broadly, and may be, for example, 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.

As shown in fig. 1 to 6, the utility model provides a cross-linked polyethylene cable winding type through connection structure, including two sets of cable joint, two sets of the cable joint structure is the same, cable joint is by outwards inwards in proper order by outer jacket 1, copper shielding area 2, outer semi-conductive layer 3, X L PE insulating layer 4, interior semi-conductive layer 5 and conductor 6 constitute, cable joint is from left to right in proper order copper shielding area 2, outer semi-conductive layer 3, X L PE insulating layer 4, interior semi-conductive layer 5 and conductor 6 strip and cut outside, copper shielding area 2 and the outside wall of X L PE insulating layer 4 are through semi-conductive sticky tape 7 winding connection, the outside winding of semi-conductive sticky tape 7 is connected with stress control area 8;

a set of cable joint's conductor 6 and another group cable joint's conductor 6 is connected, and is two sets of conductor 6's lateral wall passes through two 9 windings of semiconduction sticky tape and connects, and is two sets of the lateral wall of copper shield area 2 passes through high-voltage insulating adhesive tape 10 winding and connects, the outside winding of high-voltage insulating adhesive tape 10 is connected with semiconduction sticky tape three 11, copper mesh 12 has been cup jointed in the outside of semiconduction sticky tape three 11, copper mesh 12 is connected through wrapping up the lateral wall of taking 13 with semiconduction sticky tape three 11, the both ends of copper mesh 12 are provided with constant force spring 14, constant force spring 14 is connected with copper mesh 12 winding, constant force spring 14 still is connected through a 15 windings of PVC sticky tape with the lateral wall of copper mesh 12, and is two sets of the lateral wall of outer jacket 1 passes through two.

The X L PE insulating layer 4 is cut into a conical shape of reaction force, the arrangement can facilitate the connection of the two groups of conductors 6 and the winding of the second semi-conductive adhesive tape 9, and the connection efficiency is effectively improved.

The first semiconductive tape 7, the second semiconductive tape 9, and the third semiconductive tape 11 are the same semiconductive tape. The arrangement can be conveniently used by a user, the working efficiency of the user can be effectively improved, and the connection cost can be effectively reduced.

The wrapping tape 13 is made of an insulating material. The arrangement has high safety, and the use of the connected two sections of cables cannot be influenced after the copper mesh 12 is sleeved.

The constant force spring 14 is made of a stainless steel material. The stainless steel material has the characteristics of high elasticity, corrosion resistance, friction resistance and the like, and the constant force spring 14 made of the stainless steel material has long service life.

The first PVC adhesive tape 15 and the second PVC adhesive tape 16 are the same PVC adhesive tape. The arrangement can be conveniently used by a user, the working efficiency of the user can be effectively improved, and the connection cost can be effectively reduced.

The utility model relates to a cross-linked polyethylene cable winding type straight-through connection structure, the utility model uses a conductive adhesive tape I7, a stress control belt 8, a semi-conductive adhesive tape II 9, a high-voltage insulating adhesive tape 10, a semi-conductive adhesive tape III 11, a copper mesh 12, a wrapping belt 13, a constant force spring 14, a PVC adhesive tape I15 and a PVC adhesive tape II 16 for multilayer winding connection, thereby ensuring that the stability after two sections of cables are connected is strong, the connection strength is high, the looseness is not easy, the contact performance is good, the fracture is not easy, and the service life after two groups of cables are connected is effectively prolonged; the utility model discloses simple structure, it is convenient to connect, easy operation, easy popularization.

The present invention is illustrated by way of example and not by way of limitation. It will be apparent to those skilled in the art that other variations and modifications of the present invention can be made in light of the above teachings, and it is not necessary or necessary to exhaustively enumerate all embodiments herein, and it is intended that all such obvious variations and modifications are within the scope of the present invention.

Claims

1. A winding type straight-through connecting structure of a cross-linked polyethylene cable comprises two groups of cable joints, wherein the two groups of cable joints are identical in structure, each cable joint consists of an outer protective layer (1), a copper shielding belt (2), an outer semi-conducting layer (3), an X L PE insulating layer (4), an inner semi-conducting layer (5) and a conductor (6) from outside to inside in sequence, and is characterized in that the copper shielding belt (2), the outer semi-conducting layer (3), an X L PE insulating layer (4), the inner semi-conducting layer (5) and the conductor (6) are stripped and cut outside from left to right in sequence, the outer side walls of the copper shielding belt (2) and the X L PE insulating layer (4) are wound and connected through a semi-conducting adhesive tape (7), and the outer side of the semi-conducting adhesive tape (7) is wound and connected with a stress control tape (8);

the conductors (6) of one group of cable joints are connected with the conductors (6) of the other group of cable joints, the outer side walls of the two groups of conductors (6) are wound and connected through a second semi-conductive adhesive tape (9), the outer side walls of the two groups of copper shielding tapes (2) are wound and connected through a high-voltage insulating adhesive tape (10), a semi-conductive adhesive tape III (11) is wound and connected on the outer side of the high-voltage insulating adhesive tape (10), a copper mesh (12) is sleeved on the outer side of the semi-conductive adhesive tape III (11), the copper mesh (12) is connected with the outer side wall of the semi-conductive adhesive tape III (11) through a wrapping tape (13), the two ends of the copper net (12) are provided with constant force springs (14), the constant force springs (14) are wound and connected with the copper net (12), the outer side walls of the constant force springs (14) and the copper mesh (12) are further connected in a winding mode through PVC adhesive tapes I (15), and the outer side walls of the two groups of outer protection layers (1) are connected in a winding mode through PVC adhesive tapes II (16).

2. The structure of claim 1, wherein the insulation layer (4) of X L PE is tapered to provide a force response.

3. The winding type through connection structure of crosslinked polyethylene cables as claimed in claim 1, wherein the first semi-conductive adhesive tape (7), the second semi-conductive adhesive tape (9) and the third semi-conductive adhesive tape (11) are the same semi-conductive adhesive tape.

4. The wound through-connection structure of crosslinked polyethylene cables according to claim 1, characterized in that the wrapping tape (13) is made of insulating material.

5. The cross-linked polyethylene cable-wound feed-through connection according to claim 1, wherein the constant force spring (14) is made of a stainless steel material.

6. The twinned through connection structure of claim 1, wherein the first PVC tape (15) and the second PVC tape (16) are the same PVC tape.