CN216563731U

CN216563731U - Cable joint that waterproof performance is good

Info

Publication number: CN216563731U
Application number: CN202123197697.0U
Authority: CN
Inventors: 牛利峰
Original assignee: Shijiazhuang Hyster Electric Co ltd
Current assignee: Shijiazhuang Hyster Electric Co ltd
Priority date: 2021-12-19
Filing date: 2021-12-19
Publication date: 2022-05-17
Anticipated expiration: 2031-12-19

Abstract

The utility model discloses a cable joint with good waterproof performance, which comprises a cable joint body, wherein two ends of the inner surface of the cable joint body are movably connected with the cable body, two sides of the cable joint body are respectively bonded with a rubber sealing ring, the surface of each rubber sealing ring is bonded on the surface of the cable body, two ends of the front surface of the cable joint body are respectively in threaded connection with a locking stud, and a reinforcing sheath is fixedly connected between the surfaces of the two cable bodies and the outer surface of the cable joint body. According to the utility model, under the mutual matching action of the locking stud, the cable joint body, the cable body, the rubber sealing ring, the reinforcing sheath, the polyvinyl chloride layer, the fireproof mica tape layer, the ceramic silicon rubber layer and the steel wire armor layer, the cable joint can be used for quickly butt-jointing and fixing a cable, and meanwhile, the waterproof, insulating and fireproof performances and tensile strength of the cable joint are greatly improved.

Description

Cable joint that waterproof performance is good

Technical Field

The utility model relates to the technical field of cable connectors, in particular to a cable connector with good waterproof performance.

Background

The cable joints at the connection points among the sections of cables are also called cable joints, after the cables are laid, in order to enable the cables to be a continuous line, the sections of the cables are required to be connected into a whole, the connection points are called cable joints, the cable joints at the middle part of the cable line are called intermediate joints, the cable joints at the two ends of the line are called terminal heads, the cable joints are used for locking and fixing incoming and outgoing lines, however, after the skin of the cables needs to be stripped in the cable connection process, the wire cores are locked and fixed, so that the protection effect at the cable joints is weak, the flame-retardant and stretch-resistant effects are poor, and meanwhile, the cable joints are easy to be corroded by external water, and the normal use of the cables is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cable joint with good waterproof performance, which has the advantage of good protection effect and solves the problems that the protection effect of the cable joint is weak, the flame retardant and stretch resistant effects are poor and the cable joint is easy to be corroded by external water because the cable core is locked and fixed after the skin of a cable needs to be stripped in the cable connection process of the existing cable joint.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cable joint that waterproof performance is good, includes the cable joint body, the equal swing joint in both ends of cable joint body internal surface has the cable body, the both sides of cable joint body all bond rubber seal ring, the surface of rubber seal ring bonds in the surface of cable body, the equal threaded connection in both ends on the positive surface of cable joint body has the locking double-screw bolt, two fixedly connected with strengthens the sheath between the surface of cable body and the surface of cable joint body, it includes the polyvinyl chloride layer to strengthen the sheath, the surface cladding on polyvinyl chloride layer has the mica tape layer of preventing fires, the surface cladding on mica tape layer of preventing fires has the steel wire armor, the surface cladding on steel wire armor has ceramic silicon rubber layer.

Preferably, the both ends of strengthening the sheath surface both sides are equal fixed mounting have the clamp, two equal fixed mounting has the locking bolt between the both ends of clamp.

Preferably, the front surface of the locking stud is provided with a hexagonal hole groove, and the depth of the hexagonal hole groove is five millimeters.

Preferably, the cable joint body comprises a chlorinated rubber coating, an alumina ceramic coating and a copper base layer, and the thickness of the chlorinated rubber coating is equal to that of the alumina ceramic coating.

Preferably, the inner surface of the alumina ceramic coating is coated on the outer surface of the copper base layer, and the inner surface of the chlorinated rubber coating is coated on the surface of the alumina ceramic coating.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model can move to one side of the cable body along the thread position on the cable joint body by operating the locking stud to rotate until the back surface of the locking stud and the inner surface of the cable joint body can be tightly attached to the wire cores on the cable body, so that the wire cores on the two cable bodies can be effectively fixed, thereby achieving the effect of quickly butting and fixing the two cable bodies, forming good sealing protection between the cable joint body and the surface skin of the cable body by arranging the rubber sealing ring, avoiding the corrosion of the external water body to the inside of the cable joint body, and simultaneously forming good insulation and waterproof sealing protection between the two cable bodies and the cable joint body by arranging the reinforcing sheath between the two cable bodies and the cable joint body because the polyvinyl chloride layer in the reinforcing sheath has excellent insulation performance and waterproof sealing performance, the erosion of external water bodies between the two cable bodies and the cable joint body is effectively avoided, and through the arrangement of the fireproof mica tape layer and the ceramic silicon rubber layer in the reinforced sheath, because the fireproof mica tape layer and the ceramic silicon rubber layer both have excellent fireproof performance, double-layer fireproof protection is formed between the two cable bodies and the cable joint body, the fireproof performance between the two cable bodies and the cable joint body is effectively improved, and through the arrangement of the steel wire armor layer in the reinforced sheath, because the steel wire armor layer has excellent tensile strength, good tensile strength protection is formed between the two cable bodies and the cable joint body, the situation that the two cable bodies and the cable joint body are stretched by external force to break is effectively avoided, under the action of integral matching, the cable joint can be rapidly butted and fixed to cables is realized, the waterproof, insulating and fireproof performance and the tensile strength of cable joint department that have very big improvement, the effectual operation that can normally steady of cable joint department of having guaranteed, solved current cable joint and need shell the back with the epidermis of cable in the cable junction process, carry out locking and fixing to the line core, cause the protective effect of cable joint department comparatively weak, when fire-retardant and tensile effect is poor, easily receive the problem that external water corrodes.

2. According to the utility model, through the arrangement of the hoop and the locking bolt, the connection firmness between the reinforcing sheath and the cable body is improved, through the arrangement of the hexagonal hole groove, a user can conveniently use a tool to operate the locking stud to rotate, through the arrangement of the chlorinated rubber coating and the alumina ceramic coating, double-layer anti-corrosion protection is formed on the outer surface of the cable joint body, the probability that the outer surface of the cable joint body is corroded by corrosive substances is effectively reduced, and the use stability of the cable joint body is ensured.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the reinforcement sheath of the present invention;

FIG. 3 is a schematic cross-sectional view of a cable connector body according to the present invention;

FIG. 4 is a schematic structural view of a cable connector body according to the present invention;

FIG. 5 is a schematic view of a reinforcing sheath according to the present invention.

In the figure: 1. a cable body; 2. clamping a hoop; 3. reinforcing the sheath; 31. a silicon rubber layer is ceramic; 32. a steel wire armor layer; 33. a layer of fire-resistant mica tape; 34. a polyvinyl chloride layer; 4. locking the bolt; 5. locking the stud; 6. a cable connector body; 61. a chlorinated rubber coating; 62. an alumina ceramic coating; 63. a copper base layer; 7. a hexagonal hole groove; 8. a rubber seal ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a cable joint with good waterproof performance includes a cable joint body 6, the cable joint body 6 includes a chlorinated rubber coating 61, an alumina ceramic coating 62 and a copper base 63, the thickness of the chlorinated rubber coating 61 is equal to that of the alumina ceramic coating 62, the inner surface of the alumina ceramic coating 62 is coated on the outer surface of the copper base 63, the inner surface of the chlorinated rubber coating 61 is coated on the surface of the alumina ceramic coating 62, a double-layer anti-corrosion protection is formed on the outer surface of the cable joint body 6 by the arrangement of the chlorinated rubber coating 61 and the alumina ceramic coating 62, the probability that the outer surface of the cable joint body 6 is corroded by corrosive substances is effectively reduced, the stability of the cable joint body 6 in use is ensured, the cable body 1 is movably connected to both ends of the inner surface of the cable joint body 6, rubber sealing rings 8 are bonded on two sides of a cable joint body 6, the surface of each rubber sealing ring 8 is bonded on the surface of a cable body 1, locking studs 5 are in threaded connection with two ends of the front surface of the cable joint body 6, hexagonal grooves 7 are formed in the front surface of each locking stud 5, the depth of each hexagonal groove 7 is five millimeters, the locking studs 5 are operated to rotate by a user using a tool through the arrangement of the hexagonal grooves 7, reinforcing sheaths 3 are fixedly connected between the surfaces of the two cable bodies 1 and the outer surface of the cable joint body 6, clamps 2 are fixedly mounted at two ends of two sides of the outer surface of each reinforcing sheath 3, locking bolts 4 are fixedly mounted between two ends of the two clamps 2, the firmness of connection between the reinforcing sheaths 3 and the cable bodies 1 is improved through the arrangement of the clamps 2 and the locking bolts 4, each reinforcing sheath 3 comprises a polyvinyl chloride layer 34, the outer surface of the polyvinyl chloride layer 34 is coated with a fireproof mica tape layer 33, the outer surface of the fireproof mica tape layer 33 is coated with a steel wire armor layer 32, the outer surface of the steel wire armor layer 32 is coated with a ceramic silicone rubber layer 31, the locking stud 5 is rotated by operating the locking stud 5, so that the locking stud 5 can move to one side of the cable body 1 along the thread on the cable joint body 6 until the back of the locking stud 5 and the inner surface of the cable joint body 6 can be tightly attached to the wire cores on the cable body 1, and the wire cores on the two cable bodies 1 can be effectively fixed, thereby achieving the effect of quickly butt-joint and fixing the two cable bodies 1, forming good sealing protection between the cable joint body 6 and the skin of the cable body 1 through the arrangement of the rubber sealing ring 8, avoiding the erosion of the external water body to the inside of the cable joint body 6, meanwhile, through the arrangement of the reinforcing sheath 3 between the two cable bodies 1 and the cable joint body 6, as the polyvinyl chloride layer 34 in the reinforcing sheath 3 has excellent insulating property and waterproof sealing property, good insulating and waterproof sealing protection is formed between the two cable bodies 1 and the cable joint body 6, erosion caused by external water bodies between the two cable bodies 1 and the cable joint body 6 is effectively avoided, and through the arrangement of the fireproof mica tape layer 33 and the ceramic silicon rubber layer 31 in the reinforcing sheath 3, as the fireproof mica tape layer 33 and the ceramic silicon rubber layer 31 both have excellent fireproof property, double-layer fireproof protection is formed between the two cable bodies 1 and the cable joint body 6, the fireproof property between the two cable bodies 1 and the cable joint body 6 is effectively improved, and through the arrangement of the steel wire armor layer 32 in the reinforcing sheath 3, because the steel wire armor layer 32 has excellent tensile strength, good tensile strength protection is formed between the two cable bodies 1 and the cable joint body 6, the two cable bodies 1 and the cable joint body 6 are effectively prevented from being broken due to external force stretching, under the action of integral matching, the cable joint can realize quick butt joint and fixation of cables, greatly improves the waterproof, insulating and fireproof performances and tensile strength of the cable joint, effectively ensures the normal and stable operation of the cable joint, solves the problem that after the skin of the cable needs to be stripped in the cable connecting process of the existing cable joint, the cable joint is locked and fixed, so that the protection effect of the cable joint is weak, and the cable joint is easy to be corroded by external water while the flame-retardant and anti-stretching effects are poor.

When the cable joint is used, the locking stud 5 is rotated by operating the locking stud 5, so that the locking stud 5 can move towards one side of the cable joint body 1 along the thread on the cable joint body 6 until the back surface of the locking stud 5 and the inner surface of the cable joint body 6 can be tightly attached to the cable cores on the cable body 1, and the cable cores on the two cable bodies 1 can be effectively fixed, thereby achieving the effect of quickly butting and fixing the two cable bodies 1, forming good sealing protection between the cable joint body 6 and the skin of the cable body 1 by the arrangement of the rubber sealing ring 8, avoiding the corrosion of external water bodies to the inside of the cable joint body 6, and simultaneously, through the arrangement of the reinforcing sheath 3 between the two cable bodies 1 and the cable joint body 6, because the polyvinyl chloride layer 34 in the reinforcing sheath 3 has excellent insulating performance and waterproof sealing performance, good insulation and waterproof sealing protection is formed between the two cable bodies 1 and the cable joint body 6, erosion caused by external water bodies between the two cable bodies 1 and the cable joint body 6 is effectively avoided, and due to the arrangement of the fireproof mica tape layer 33 and the ceramic silicon rubber layer 31 in the reinforcing sheath 3, as the fireproof mica tape layer 33 and the ceramic silicon rubber layer 31 both have excellent fireproof performance, double-layer fireproof protection is formed between the two cable bodies 1 and the cable joint body 6, the fireproof performance between the two cable bodies 1 and the cable joint body 6 is effectively improved, and due to the arrangement of the steel wire armor layer 32 in the reinforcing sheath 3, as the steel wire armor layer 32 has excellent tensile strength, good tensile strength protection is formed between the two cable bodies 1 and the cable joint body 6, fracture caused by external force stretching between the two cable bodies 1 and the cable joint body 6 is effectively avoided, under whole complex effect, realized this cable joint can carry out quick butt joint fixed to the cable, very big improvement the waterproof, insulating and fire behavior and the tensile strength of cable joint department, the effectual operation that can normally steady of cable joint department of having guaranteed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cable joint that waterproof performance is good, includes cable joint body (6), its characterized in that: both ends of the inner surface of the cable joint body (6) are movably connected with the cable body (1), rubber sealing rings (8) are bonded on both sides of the cable joint body (6), the surface of the rubber sealing ring (8) is adhered to the surface of the cable body (1), both ends of the front surface of the cable joint body (6) are in threaded connection with locking studs (5), a reinforcing sheath (3) is fixedly connected between the surfaces of the two cable bodies (1) and the outer surface of the cable joint body (6), the reinforcing sheath (3) comprises a polyvinyl chloride layer (34), the outer surface of the polyvinyl chloride layer (34) is coated with a fireproof mica tape layer (33), the outer surface of the fireproof mica tape layer (33) is coated with a steel wire armor layer (32), the outer surface of the steel wire armor layer (32) is coated with a silicon rubber ceramic layer (31).

2. The cable joint with good waterproof performance according to claim 1, characterized in that: strengthen the equal fixed mounting in both ends of sheath (3) surface both sides and have clamp (2), two equal fixed mounting has locking bolt (4) between the both ends of clamp (2).

3. The cable joint with good waterproof performance according to claim 1, characterized in that: hexagonal hole grooves (7) are formed in the front surface of the locking stud (5), and the depth of each hexagonal hole groove (7) is five millimeters.

4. The cable joint with good waterproof performance according to claim 1, characterized in that: the cable joint body (6) comprises a chlorinated rubber coating (61), an alumina ceramic coating (62) and a copper base layer (63), wherein the thickness of the chlorinated rubber coating (61) is equal to that of the alumina ceramic coating (62).

5. The cable joint with good waterproof performance according to claim 4, wherein: the inner surface of the alumina ceramic coating (62) is coated on the outer surface of the copper base layer (63), and the inner surface of the chlorinated rubber coating (61) is coated on the surface of the alumina ceramic coating (62).