CN215008604U - High-strength cable connection structure - Google Patents

Abstract

The utility model provides a high-strength cable connecting structure, which comprises at least two sections of cables and a switching mechanism for connecting the two sections of cables; wherein, changeover mechanism includes: the two switching screw sleeves are respectively sleeved at the end part of the outer sheath of the cable; the two fixing rings are arranged in the inner hole of the adapter screw sleeve through external threads respectively, and the conductors and the reinforcing layers of the two sections of cables penetrate through the inner holes of the fixing rings to be correspondingly connected; and two ends of the connecting nut are respectively in threaded connection with the switching thread sleeves on the two sides, and glue is injected into a wiring cavity formed in the connecting nut. The high-strength cable connection structure is easy to process wire connection and convenient in insulation processing by forming a cavity space of a section of wiring; good integrity, water resistance and pressure resistance.

Description

High-strength cable connection structure

Technical Field

The utility model relates to a wire and cable technical field especially relates to a high strength cable connection structure.

Background

Wire cables are wires made of conductors and an outer insulating protective layer that transmit power or information from one place to another. In the process of electric power engineering construction or electric appliance maintenance work, the problem of connection between two sections of electric wires or cables is generally involved, the simplest and most clumsy mode is usually adopted for the connection of the cables, the traditional method is to directly use an adhesive tape for adhesion, but the cables are easy to fall off, and potential safety hazards such as electric leakage and the like are easy to cause after long-time weathering at the connection position.

In particular, for electric wires and cables containing reinforcing fillers, it is required that the strength and insulation performance are not lowered after connection and the contact resistance between conductors is small. The scene is usually connected by electrician's manual work, and the contact forms the pimple, then wraps up with insulating waterproof tape, wastes time and energy, influences electric power engineering construction or electrical apparatus maintenance work progress to it is not pleasing to the eye, appears not hard up phenomenon of burning out of intaking sometimes, has the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: in view of the above-mentioned drawbacks of the prior art, a high-strength cable connection structure for connecting two lengths of cable is provided.

The utility model discloses a solve above-mentioned technical problem and adopt following technical scheme:

the utility model provides a high-strength cable connecting structure, which comprises at least two sections of cables and a switching mechanism for connecting the two sections of cables; wherein, the changeover mechanism includes:

the number of the switching thread sleeves is two, and the two switching thread sleeves are respectively sleeved at the end part of the outer sheath of the cable;

the two fixing rings are arranged in the inner hole of the adapter screw sleeve through external threads respectively, and the conductor and the reinforcing layer of the two sections of cables penetrate through the inner holes of the fixing rings to be correspondingly connected; and

and two ends of the connecting nut are respectively in threaded connection with the switching thread sleeves on two sides, and glue is injected into a wiring cavity formed in the connecting nut.

Furthermore, on the high-strength cable connection structure, the left and right sections of conductors are connected in an inserting connection mode or in a welding and crimping connection mode.

Further preferably, in the high-strength cable connection structure, an end of one of the conductors is provided as a slot, and an end of the other of the conductors is provided as an insert fitted into the slot.

Furthermore, the left and right reinforcing layers are connected with each other in a rope knot manner on the high-strength cable connecting structure.

Furthermore, on the high-strength cable connection structure, the fixing ring is internally divided into at least two independent penetrating channels, and the conductors are respectively penetrated in the penetrating channels.

Furthermore, on the high-strength cable connection structure, epoxy glue is adopted for glue injection in the wiring cavity.

Furthermore, the high-strength cable connecting structure also comprises a protective layer coated at the joint of the cable and the adapter mechanism.

Further preferably, the protective layer is attached to the high-strength cable connection structure by thermal bonding.

Further, on the high-strength cable connection structure, the cable end is provided with an acute angle chamfer.

Furthermore, on the high-strength cable connection structure, the switching thread insert, the fixing ring and the connecting nut are made of plastics or metal materials.

The utility model adopts the above technical scheme, compare with prior art, have following technological effect:

the high-strength cable connection structure provided by the utility model forms a cavity space of a section of wiring, is easy to process wire connection and convenient to insulate; the integrity is good, and the waterproof and pressure-resistant effects are achieved; the structural members are connected by threads, so that the structure is simple and convenient; the connection of the conductor adopts a plug-in type or a press-connection type, and the operation is fast.

Drawings

Fig. 1 is a schematic cross-sectional view of a high-strength cable connection structure according to the present invention;

wherein the reference symbols are:

10-cable, 11-conductor, 12-enhancement layer, 13-outer sheath, 14-slot, 15-plug block and 16-acute angle chamfer; 20-a switching mechanism, 21-a switching screw sleeve, 22-a fixing ring, 23-a connecting nut and 24-a wiring cavity; 30-protective layer.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the accompanying drawings.

In some embodiments, as shown in FIG. 1, a high strength cable connection is provided that includes at least two lengths of cable 10 and a transition mechanism 20 for connecting the two lengths of cable 10. The switching mechanism 20 mainly comprises two switching threaded sleeves 21, a fixing ring 22 and a connecting nut 23, wherein the two switching threaded sleeves 21 are respectively sleeved at the end part of the outer sheath 13 of the cable 10; the two fixing rings 22 are respectively arranged in the inner holes of the adapter screw sleeve 21 through external threads, and the conductor 11 and the reinforcing layer 12 of the two sections of the cable 10 penetrate through the inner holes of the fixing rings 22 to be correspondingly connected; and two ends of the connecting nut 23 are respectively in threaded connection with the switching thread sleeves 21 on two sides, and glue is injected into a wiring cavity 24 formed in the connecting nut 23.

In one embodiment, as shown in fig. 1, the left and right sections of the conductor 11 are connected by plugging or by welding and crimping. Preferably, the connection is performed by plugging, for example, the end of one conductor 11 is provided as a slot 14, and the end of the other conductor 11 is provided as a plug 15 which is engaged with the slot 14.

In one embodiment, as shown in fig. 1, the left and right reinforcing layers 12 are connected by a knot.

In one embodiment, as shown in fig. 1, after the two conductors 11 and the reinforcing layer 12 are connected, epoxy glue is injected into the wiring cavity 24.

In one preferred embodiment, as shown in fig. 1, for a cable structure having a plurality of conductors 11, the fixing ring 22 is divided into at least two independent insertion channels, and the conductors 11 are respectively inserted into the insertion channels.

In other embodiments, as shown in fig. 1, the high-strength cable connection structure further includes a protective layer 30 covering the connection between the cable 10 and the transition mechanism 20, wherein the protective layer 30 is connected by thermal bonding.

In one embodiment, as shown in FIG. 1, the end of the cable 10 is provided with an acute chamfer 16 and the protective layer 30 is disposed closely adjacent to the acute chamfer 16.

In one embodiment, the adaptor nut 21, the fixing ring 22 and the coupling nut 23 are made of plastic or metal.

The present invention has been described in detail with reference to the specific embodiments, but the present invention is only by way of example and is not limited to the specific embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are intended to be within the scope of the present invention. Accordingly, variations and modifications in equivalents may be made without departing from the spirit and scope of the invention, which is intended to be covered by the following claims.

Claims (10)

1. A high-strength cable connection structure, characterized by comprising at least two lengths of cable (10) and a changeover mechanism (20) for connecting the two lengths of cable (10); wherein the changeover mechanism (20) comprises:

the number of the switching screw sleeves (21) is two, and the two switching screw sleeves (21) are respectively sleeved at the end part of the outer sheath (13) of the cable (10);

the two fixing rings (22) are arranged in the inner hole of the switching threaded sleeve (21) through external threads respectively, and the conductor (11) and the reinforcing layer (12) of the two sections of cables (10) penetrate through the inner holes of the fixing rings (22) to be correspondingly connected; and

the connecting nut (23), the both ends of connecting nut (23) respectively with both sides switching swivel nut (21) threaded connection to glue in wiring chamber (24) that form in connecting nut (23).

2. The high-strength cable connection structure according to claim 1, wherein the left and right sections of the conductor (11) are connected by plugging or by welding and crimping.

3. The high-strength cable connection structure according to claim 2, wherein an end of one of the conductors (11) is provided as a slot (14), and an end of the other conductor (11) is provided as an insert (15) fitted into the slot (14).

4. The high-strength cable connection structure according to claim 1, wherein the left and right reinforcing layers (12) are connected by a knot.

5. The high-strength cable connection structure according to claim 1, wherein the fixing ring (22) is divided into at least two independent insertion channels, and the conductors (11) are respectively inserted into the insertion channels.

6. The high-strength cable connection structure according to claim 1, wherein epoxy glue is injected into the wiring cavity (24).

7. The high-strength cable connection structure according to claim 1, further comprising a protective layer (30) covering a junction of the cable (10) and the transition mechanism (20).

8. The high-strength cable connection structure according to claim 7, wherein the protective layer (30) is connected by thermal bonding.

9. A high strength cable connection structure according to claim 7, wherein the cable (10) end is provided with an acute angle chamfer (16).

10. The high-strength cable connection structure according to claim 1, wherein the adaptor nut (21), the fixing ring (22) and the connection nut (23) are made of plastic or metal.

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