CN212484960U

CN212484960U - Multi-core branch cable

Info

Publication number: CN212484960U
Application number: CN202021583940.5U
Authority: CN
Inventors: 李强; 胡正平; 李冰清; 胡军; 石文豪
Original assignee: Hubei Hongqi Sunshine Wires & Cables Co ltd
Current assignee: Hubei Hongqi Sunshine Wires & Cables Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-02-05
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a multicore branch cable relates to branch cable technical field, for current branch cable among the solution prior art in case branch line connects the electrical apparatus in the use and can influence when the short circuit appears in whole main line, even do not have the main line of reaching, this branch line also can't carry out the problem of having used. The cable comprises a main cable and is characterized in that a main line sheath is arranged on the outer side of the main cable and fixedly connected with the main cable, a branch sheath is arranged on one side of the main line sheath and fixedly connected with the main line sheath, an insulating sleeve is arranged above the branch sheath and connected with the branch sheath through a clamping groove, a tapping cable is arranged above the insulating sleeve and extends to the inside of the insulating sleeve, a fuse protection wire is arranged inside the insulating sleeve and connected with the insulating sleeve through the clamping groove, and a branch cable is arranged below the fuse protection wire.

Description

Multi-core branch cable

Technical Field

The utility model relates to a branch cable technical field specifically is a multicore branch cable.

Background

A cable is an electrical energy or signal transmission device, usually consisting of several or several groups of conductors, usually a cable like cable twisted from several or several groups of conductors, each group of conductors being insulated from each other and often twisted around a center, the whole being covered with a highly insulating covering. The cable has the characteristics of internal electrification and external insulation, and the cable can be a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a branch cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like. They are made up of single or multiple wires and insulating layers for connecting electric circuits, appliances, etc., while branch cables are cables for connecting the electric power distribution network of electric equipment.

However, in the use process of the existing branch cable, once the short circuit occurs to the electric appliance connected with the branch line, the whole main line can be influenced, and even if the main line is not affected, the branch line can not be used; therefore, the existing requirements are not met, and a multi-core branch cable is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multicore branch cable to solve the current branch cable that proposes in the above-mentioned background art and in case the electrical apparatus of branch line connection appears the short circuit in the use when probably influencing at whole main line, even do not have the main line of arrival, this branch line also can't carry out the problem of having used.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multicore branch cable, includes the main cable, the outside of main cable is provided with the thread sheath, and thread sheath and main cable fixed connection, one side of thread sheath is provided with the branch sheath, and branch sheath and thread sheath fixed connection, the top of branch sheath is provided with the insulation card sleeve, and the insulation card sleeve passes through the draw-in groove with the branch sheath and be connected, the top of insulation card sleeve is provided with the tapping cable, and the tapping cable extends to the inside of insulation card sleeve, the inside of insulation card sleeve is provided with the fusing protection silk, and fusing protection silk passes through the draw-in groove with the insulation card sleeve and be connected, the below of fusing protection silk is provided with branch cable, and branch cable and tapping cable pass through the fusing protection silk and be connected.

Preferably, a conductor copper core is arranged in the tapping cable, a shielding leather sheath is arranged on the outer side of the conductor copper core, and a copper core wire set is arranged in the main cable.

Preferably, the main cable and the tapping cable have the same internal structure, and the copper core group comprises a conductor copper core.

Preferably, the copper core wire group is connected with the branch cable through a cable connector, and the cable connector is electrically connected with the copper core wire group and the branch cable.

Preferably, an insulating protective layer is arranged on the outer side of the copper core wire set, a quartz filling layer is arranged between the insulating protective layer and the copper core wire set, and the quartz filling layer is connected with the insulating protective layer and the copper core wire set in a fitting mode.

Preferably, the outside of insulating protective layer is provided with outer protective skin layer, and outer protective skin layer and insulating protective layer laminating are connected.

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

1. the utility model discloses a be the structural design of disconnect-type between shunting cable and the insulating cutting ferrule, and the shunting cable extends to the inside of insulating cutting ferrule, after main cable accomplishes the branch cable, insert the shunting cable on the branch cable, thereby realize signal current's transmission, and still add a set of fusing protection silk in the junction of shunting cable and branch cable, when short circuit or current overload appear in shunting cable department, fusing protection silk will break automatically and be connected between shunting cable and the branch cable, avoid the trouble to reach branch cable and inside main line system;

2. the utility model discloses a fusing protection silk only needs to take out its inside from insulating cutting ferrule after the use, after change new fusing protection silk can, can not lead to whole branch circuit to damage unable the use when breaking down like this.

Drawings

FIG. 1 is an overall front view of the present invention;

fig. 2 is an overall plan view of the present invention;

fig. 3 is a schematic view of the overall internal structure of the present invention.

In the figure: 1. a main cable; 2. a main wire sheath; 3. a branch sheath; 4. a tapping cable; 5. an outer protective skin layer; 6. an insulating protective layer; 7. a quartz filling layer; 8. a conductor copper core; 9. a shielding leather sheath; 10. a copper core wire set; 11. a cable coupling; 12. a branch cable; 13. fusing the protective wire; 14. and an insulating sleeve.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a multi-core branch cable comprises a main cable 1, a main line sheath 2 is arranged on the outer side of the main cable 1, the main line sheath 2 is fixedly connected with the main cable 1, a branch sheath 3 is arranged on one side of the main line sheath 2, the branch sheath 3 is positioned on one side of the main line sheath 2 and can protect an internal branch cable 12 to prevent the joint from being exposed in the air, the branch sheath 3 is fixedly connected with the main line sheath 2, an insulating sleeve 14 is arranged above the branch sheath 3, the insulating sleeve 14 is connected with the branch sheath 3 through a clamping groove and can be assembled and disassembled, a branch cable 4 is arranged above the insulating sleeve 14, the branch cable 4 and the insulating sleeve 14 are in a separated structural design, the branch cable 4 extends into the insulating sleeve 14, and the branch cable 4 is connected onto the branch cable 12 after the main cable 1 completes the branch cable 12, thereby realizing the transmission of signal current, and a group of fusing protection wires 13 is added at the connection part of the tapping cable 4 and the branch cable 12, when a short circuit or current overload occurs at the tapping cable 4, the fusing protection wire 13 can automatically disconnect the tapping cable 4 from the branch cable 12 to prevent the fault from spreading to the branch cable 12 and the internal main line system, the fusing protection wire 13 is arranged in the insulating sleeve 14, and the fusing protective wire 13 is connected with the insulating card sleeve 14 through a card slot, a branch cable 12 is arranged below the fusing protective wire 13, and branch cable 12 is connected through fusing protective wire 13 with tapping cable 4, and fusing protective wire 13 only needs to take out it from insulating cutting ferrule 14's inside after the use, changes new fusing protective wire 13 afterwards can, can not lead to whole branch line to damage unable the use when breaking down like this.

Further, a conductor copper core 8 is arranged inside the tapping cable 4, a shielding leather sheath 9 is arranged outside the conductor copper core 8 to play a role in protection, and a copper core wire group 10 is arranged inside the main cable 1.

Further, the internal structures of the main cable 1 and the tapping cable 4 are the same, and the structure here refers to the same wrapping protection structure outside the copper core wire, and the copper core wire group 10 includes a conductor copper core 8, and the copper core wire group 10 is formed by combining a plurality of conductor copper cores 8.

Further, the copper core wire set 10 is connected to the branch cable 12 through the cable connector 11, and the cable connector 11 is electrically connected to the copper core wire set 10 and the branch cable 12, and the branch cable 12 is fixed on the copper core wire set 10 of the main circuit through the cable connector 11.

Further, an insulating protective layer 6 is arranged on the outer side of the copper core wire group 10, a quartz filling layer 7 is arranged between the insulating protective layer 6 and the copper core wire group 10, the quartz filling layer 7 is attached to the insulating protective layer 6 and the copper core wire group 10, the quartz has piezoelectricity, when the quartz is subjected to directional pressure or tension, the two side surfaces of the crystal perpendicular to stress can be respectively provided with the same quantity of opposite charges, and if the stress direction is reversed, the charges on the two side surfaces are easy to be changed.

Further, the outside of insulating protective layer 6 is provided with outer protective skin 5, and outer protective skin 5 is connected with the laminating of insulating protective layer 6, and outer protective skin 5 plays main guard action.

The working principle is as follows: in use, the copper core wire set 10 in the main cable 1 is separated into a group of branch cables 12, and the branch cables 12 are fixed on the copper core wire set 10 of the main line through the cable coupling 11, after the branch cable 12 is completed by the main cable 1, the drop cable 4 is spliced to the branch cable 12, thereby realizing the transmission of signal current, and a group of fusing protection wires 13 is added at the connection part of the tapping cable 4 and the branch cable 12, when a short circuit or current overload occurs at the tapping cable 4, the fusing protection wire 13 will automatically disconnect the tapping cable 4 from the branch cable 12, so as to prevent the fault from reaching the branch cable 12 and the internal main line system, after the fuse protection wire 13 is used, the fuse protection wire is only required to be taken out from the inside of the insulation sleeve 14, and then a new fuse protection wire 13 is replaced, so that the whole branch line cannot be damaged and cannot be used when a fault occurs.

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. A multi-core branch cable comprising a main cable (1), characterized in that: a main line sheath (2) is arranged on the outer side of the main cable (1), the main line sheath (2) is fixedly connected with the main cable (1), a branch sheath (3) is arranged on one side of the main line sheath (2), the branch sheath (3) is fixedly connected with the main line sheath (2), an insulating cutting sleeve (14) is arranged above the branch sheath (3), the insulation cutting sleeve (14) is connected with the branch sheath (3) through a clamping groove, a tapping cable (4) is arranged above the insulation cutting sleeve (14), and the tapping cable (4) extends to the inside of the insulation cutting sleeve (14), the inside of the insulation cutting sleeve (14) is provided with a fusing protection wire (13), and the fusing protective wire (13) is connected with the insulating cutting sleeve (14) through a clamping groove, a branch cable (12) is arranged below the fusing protective wire (13), and the branch cable (12) is connected with the tapping cable (4) through a fusing protective wire (13).

2. The multi-conductor drop cable of claim 1, wherein: the cable is characterized in that a conductor copper core (8) is arranged inside the tapping cable (4), a shielding leather sheath (9) is arranged on the outer side of the conductor copper core (8), and a copper core wire set (10) is arranged inside the main cable (1).

3. The multi-core branch cable of claim 2, wherein: the internal structures of the main cable (1) and the tapping cable (4) are the same, and the copper core group (10) comprises a conductor copper core (8).

4. The multi-core branch cable of claim 2, wherein: the copper core wire group (10) is connected with the branch cable (12) through the cable connector (11), and the cable connector (11) is electrically connected with the copper core wire group (10) and the branch cable (12).

5. The multi-core branch cable of claim 2, wherein: an insulating protective layer (6) is arranged on the outer side of the copper core wire group (10), a quartz filling layer (7) is arranged between the insulating protective layer (6) and the copper core wire group (10), and the quartz filling layer (7) is attached to and connected with the insulating protective layer (6) and the copper core wire group (10).

6. The multi-conductor drop cable of claim 5, wherein: the outside of insulating protective layer (6) is provided with outer protective skin layer (5), and outer protective skin layer (5) is connected with insulating protective layer (6) laminating.