CN219535054U

CN219535054U - Cable joint

Info

Publication number: CN219535054U
Application number: CN202321810265.9U
Authority: CN
Inventors: 焦源; 李学丛; 李扬
Original assignee: Shandong Hainuoder Power Technology Co ltd
Current assignee: Shandong Hainuoder Power Technology Co ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2023-08-15
Anticipated expiration: 2033-07-11

Abstract

The utility model discloses a cable connector, and relates to the technical field of cable connecting devices. The cable comprises a first cable, a second cable and an intermediate connector, wherein a first wire core with an insulating protection layer stripped is arranged at the connecting end of the first cable, a second wire core with an insulating protection layer stripped is arranged at the connecting end of the second cable, and the intermediate connector is sleeved outside the first wire core and the second wire core; the first cable is provided with a first connector, the second cable is provided with a second connector, the opening end of the first connector is sleeved outside one side of the intermediate connector, the opening end of the second connector is sleeved outside the other side of the intermediate connector, and the first connector and the second connector are fixedly clamped with the intermediate connector. The utility model has simple structure, convenient operation, better cable connection and fixing effect and convenient disassembly and replacement of parts.

Description

Cable joint

Technical Field

The utility model belongs to the technical field of cable connecting devices, and particularly relates to a cable joint.

Background

The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.

The cable joint is also called a cable head and is used for locking and fixing the incoming and outgoing lines. After the cable is laid, the sections must be connected as a unit in order to form a continuous line, and these points of connection are called cable joints. The cable joints in the middle of the cable line are called intermediate joints, while the cable joints at both ends of the line are called terminal heads. If the cable joint has insufficient fixing force to the cable, various hidden dangers can be generated.

The inventor finds that a plurality of technical solutions for reinforcing the locking force of the cable joint exist in the prior art, and the solutions generally have a complex structure. For example, the chinese patent application No. 202110375515X discloses a power cable connector, in which a middle part of a fixing component 17 extends to the periphery to form a protruding plate 6, a rotating plate 16 is rotatably arranged at the periphery of the protruding plate 6, two circular holes of the clamping hole 7 are connected through a curved slideway, a permanent magnet sheet 8 is arranged in the clamping hole 7, the clamping hole 7 with the permanent magnet sheet 8 is located at a clockwise position without the clamping hole 7 with the permanent magnet sheet 8, a buckle 9 is protruded forward at the front end of the rotating plate 16 of the first cable 1, the buckle 9 is circumferentially arranged, and a permanent magnet sheet 8 is arranged at the front end of the buckle 9; the outer end of the fixed component 17 of the first cable 1 and the second cable 2 is provided with an outer wrapping component, the inner side of the outer wrapping component is provided with a contour identical to that of the fixed component 17, the front end of the outer wrapping component at the position of the second cable 2 is provided with an extension sleeve 10, the inner part of the outer wrapping component of the first cable 1 is provided with a sleeve contour 11, and the upper surface of the extension sleeve 10 and the upper surface of the inner side of the sleeve contour 11 are provided with threads.

The cable connector can achieve a good connection and fixation effect, but has the advantages of being complex in whole structure and high in cost, meanwhile, parts inside the fixing assembly for connecting the first cable and the second cable are more, and when a certain part is problematic, the cable connector is not easy to detach and correspondingly replace, so that the cost is increased to a certain extent.

Disclosure of Invention

The utility model aims to provide a cable connector which is simple in structure, convenient to operate, good in cable connection and fixing effect and convenient to detach and replace parts, and solves the problems in the prior art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a cable connector which comprises a first cable, a second cable and an intermediate connector, wherein a first wire core with an insulating protection layer stripped is arranged at the connecting end of the first cable, a second wire core with an insulating protection layer stripped is arranged at the connecting end of the second cable, and the intermediate connector is sleeved outside the first wire core and the second wire core; the first cable is provided with a first connector, the second cable is provided with a second connector, the opening end of the first connector is sleeved outside one side of the intermediate connector, the opening end of the second connector is sleeved outside the other side of the intermediate connector, and the first connector and the second connector are fixedly clamped with the intermediate connector.

Preferably, the middle connector comprises a columnar body arranged in the middle and spheroids arranged at two ends of the columnar body, a middle through cavity matched with the insulating protection layer of the first cable, the insulating protection layer of the first cable core and the insulating protection layer of the second cable and the shape of the second cable core is formed in the middle connector, and the first connector and the second connector are connected with the middle connector in a clamping mode through the spheroids.

Preferably, the diameter of the spheroid is larger than that of the columnar body, and the vertical distance between the columnar body and the connecting position of the spheroid on the same side is smaller than that of the spheroid.

Preferably, the first connector and the second connector are both provided with a first cavity and a second cavity which are matched with the columnar body and the spheroid in shape, the first cavity forms an opening end of the first connector, and the second cavity forms an opening end of the second connector.

Preferably, the first cavity and the second cavity are both provided with a columnar surface and a spherical concave surface, the columnar surface is matched with the columnar body in appearance, and the spherical concave surface is matched with the spherical body in appearance.

Preferably, the spheroid is provided with an opening, the positions of the first connector and the second connector corresponding to the opening are provided with through grooves, and pins are arranged between the through grooves and the opening; the open pores are arranged at the maximum periphery of the spheroid, and a plurality of open pores are arranged in number.

Preferably, the spheroid is made of a material having a certain deformability.

Preferably, the first cable is further provided with a first clamp, the second cable is further provided with a second clamp, the first clamp is used for locking and positioning the first connector, and the second clamp is used for locking and positioning the second connector.

Preferably, the hollow cavity comprises a thin section and a thick section, the thin section is used for accommodating a first wire core and a second wire core, and the end faces of the first wire core and the second wire core are attached; the thick section is used for accommodating an insulating protection layer of the first cable and an insulating protection layer of the second cable; and the outer part of the thin section is sleeved with a conductive sleeve, and the conductive sleeve is in transition fit with the first wire core and the second wire core.

Preferably, a bolt groove is formed in the position corresponding to the conductive sleeve, the columnar body, the first connector or the second connector, a bolt is arranged in the bolt groove, a rubber plug is arranged at the lower end of the bolt, and the rubber plug is in contact with the first wire core and the second wire core; the number of the bolt grooves is multiple.

The utility model has the following beneficial effects:

1. according to the utility model, the first connector, the second connector and the intermediate connector are designed, and the first cable and the second cable are connected and fixed in a clamping, pin connection and bolt connection mode, so that the device has the advantages of simple integral structure, low cost, reliable connection mode and convenience in disassembly and installation.

2. The middle connector comprises the columnar body arranged in the middle and the spheroids arranged at the two ends of the columnar body, wherein the diameter of the spheroids is slightly larger than that of the columnar body, and the spheroids are made of materials with deformability, so that the spheroids can be ensured to smoothly enter into the spherical concave surfaces of the first connector and the second connector for clamping and fixing; meanwhile, holes are formed in the spheroid, through grooves are formed in positions, corresponding to the holes, of the first connecting head and the second connecting head, pins are arranged between the through grooves and the holes, the holes are fixed through the pins, and connection reliability is further enhanced.

3. The position of the opening is arranged at the maximum periphery of the spheroid, so that the opening and the pin are connected to offset the external force applied to the cable.

4. According to the utility model, the positions of the conductive sleeve, the columnar body, the first connector or the second connector corresponding to each other are provided with the bolt grooves, bolts are arranged in the bolt grooves, and the bolts are used for connecting and fixing the first wire core, the second wire core, the intermediate connector, the first connector and the second connector, so that the connection reliability of the cable connection position is enhanced.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the AA structure of FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of the structure of the present utility model without the first and second clips;

FIG. 4 is a schematic diagram of an intermediate connector structure according to the present utility model;

fig. 5 is a schematic structural view of a first connector and a second connector according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows: the cable comprises a first cable, a second cable, a middle connector 3, an insulating protective layer 4, a first cable core 5, a second cable core 6, a first connector 7, a second connector 8, a 9 cylindrical body, a 10 spherical body, a through cavity 11, a first cavity 12, a second cavity 13, a 14 cylindrical surface, a 15 spherical concave surface, a 16 open hole, a 17 through groove, a 18 pin, a 19 first clamp, a 20 second clamp, a 21 thin section, a 22 thick section, a 23 conductive sleeve, a 24 bolt groove and a 25 bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1 and 3, the present utility model is a cable joint, which includes a first cable 1, a second cable 2 and an intermediate connector 3, wherein a first wire core 5 stripped of an insulation protection layer 4 is disposed at a connection end of the first cable 1, and a second wire core 6 stripped of the insulation protection layer 4 is disposed at a connection end of the second cable 2, and in this embodiment, the first wire core 5 and the second wire core 6 need to be connected and fixed. The middle connector 3 is sleeved outside the first wire core 5 and the second wire core 6; the first cable 1 is provided with a first connector 7, the second cable 2 is provided with a second connector 8, the opening end of the first connector 7 is sleeved outside one side of the intermediate connector 3, the opening end of the second connector 8 is sleeved outside the other side of the intermediate connector 3, and the first connector 7 and the second connector 8 are fixedly clamped with the intermediate connector 3.

In order to fix the first connector 7 on the first cable 1, fix the second connector 8 on the second cable 2, the first cable 1 is further provided with a first clamp 19, the second cable 2 is further provided with a second clamp 20, the first clamp 19 is used for locking and positioning the first connector 7, and the second clamp 20 is used for locking and positioning the second connector 8.

Specifically, as shown in fig. 2, the first clamp 19 includes an upper clamp ring, a lower clamp ring, and bolts connecting the upper clamp ring and the lower clamp ring, the upper clamp ring and the lower clamp ring are in a semicircular structure, connecting lugs are respectively arranged on two sides of the upper clamp ring and the lower clamp ring, bolt holes are formed in the connecting lugs, and the bolts are arranged in the bolt holes to lock the upper clamp ring and the lower clamp ring. The first clamp 19 is fixed to the first cable 1, and the first connector 7 is located between the first clamp 19 and the first core 5, and the first clamp 19 is used to fix the first connector 7.

The structure of the second clamp 20 is the same as that of the first clamp 19, the second clamp 20 is fixed on the second cable 2, the second connector 8 is located between the second clamp 20 and the second cable core 6, and the second clamp 20 is utilized to fix the second connector 8.

As shown in fig. 1, 3 and 4, the intermediate connector 3 includes a column 9 disposed in the middle and a ball 10 disposed at two ends of the column 9, a hollow cavity 11 matching the shapes of the insulating protective layer 4 of the first cable 1, the first wire core 5, the insulating protective layer 4 of the second cable 2 and the second wire core 6 is disposed inside the intermediate connector 3, and the first connector 7 and the second connector 8 are clamped with the intermediate connector 3 through the ball 10.

As shown in fig. 5, the first connector 7 and the second connector 8 are respectively provided with a first cavity 12 and a second cavity 13 which are matched with the columnar body 9 and the spherical body 10 in shape, the first cavity 12 forms an opening end of the first connector 7, and the second cavity 13 forms an opening end of the second connector 8. The first cavity 12 and the second cavity 13 are respectively provided with a columnar surface 14 and a spherical concave surface 15, the columnar surface 14 and the columnar body 9 are in fit with each other in appearance, and the spherical concave surface 15 is in fit with the spherical body 10 in appearance.

In order to realize the clamping function, the diameter of the spheroid 10 is larger than that of the columnar body 9, so that the spheroid 10 can be prevented from being displaced from the columnar surfaces 14 of the first connector 7 and the second connector 8; the vertical distance between the connection position of the columnar body 9 and the spherical body 10 at the same side is smaller than the diameter of the spherical body 10, so that the maximum periphery of the spherical body 10 is positioned in the spherical concave surface 15 reserved by the first connector 7 and the second connector 8, and clamping and positioning are realized.

In order to make the ball 10 smoothly enter the spherical concave 15 of the first connector 7 and the second connector 8, the ball 10 is made of a material having a certain deformability, so that when the ball 10 is mounted, an operator needs to press the ball 10 into the spherical concave 15 by force to realize the function of locking and positioning.

In order to enhance the connection effect and achieve a better fixing effect, in this embodiment, an opening 16 is provided on the spheroid 10, through grooves 17 are provided on the first connector 7 and the second connector 8 at positions corresponding to the opening 16, and pins 18 are provided between the through grooves 17 and the opening 16; the first connector 7, the second connector 8 and the intermediate connector 3 are connected in a reinforced manner by means of pins 18.

The holes 16 are provided at the largest periphery of the sphere 10, and are provided in a number of 4 in this embodiment in a number of uniform arrangements. The opening 16 is provided at the largest outer periphery of the ball 10, so that when the first cable 1 or the second cable 2 is subjected to external tension or torsion, the action of the external tension or torsion can be offset to the greatest extent, and the situation of unstable fixation can be avoided.

As shown in fig. 4, the hollow cavity 11 includes a thin section 21 and a thick section 22, the thin section 21 is used for accommodating the first wire core 5 and the second wire core 6, and the end surfaces of the first wire core 5 and the second wire core 6 are attached; the thick section 22 is used for accommodating the insulation protection layer 4 of the first cable 1 and the insulation protection layer 4 of the second cable 2; the outside of the thin section 21 is sleeved with a conductive sleeve 23, and the conductive sleeve 23 is in transition fit with the first wire core 5 and the second wire core.

In order to further strengthen the fixing effect at the connection position of the first wire core 5 and the second wire core 6, bolt grooves 24 are formed in positions corresponding to the conductive sleeve 23, the columnar body 9, the first connector 7 or the second connector 8, bolts 25 are arranged in the bolt grooves 24, rubber plugs are arranged at the lower ends of the bolts 25, and the rubber plugs are in contact with the first wire core 5 and the second wire core 6; the bolt grooves 24 are uniformly distributed along the circumferential sides of the first connector 7 and the second connector 8, and are provided in a plurality.

Working principle:

when the cable is used, the first cable 1 and the second cable 2 are preprocessed, the connecting end of the first cable 1 is stripped of the insulating protection layer 4 to expose the first wire core 5, the connecting end of the second cable 2 is stripped of the insulating protection layer 4 to expose the second wire core 6, the middle connector 3 is sleeved outside the first wire core 5 and the second wire core 6, and the first wire core 5 and the second wire core 6 are positioned in the conductive sleeve 23; and then the first connector 7 and the second connector 8 are arranged at proper positions, the spherical concave surfaces 15 of the first connector 7 and the second connector 8 are respectively attached to the spherical bodies 10 at the two ends of the middle connector 3, the clamping and positioning are carried out, the pin 18 is arranged in the opening 16, and meanwhile, the bolt 25 is arranged in the bolt groove 24, so that the firmness of connection is enhanced. Finally, a first clamp 19 and a second clamp 20 are arranged at proper positions, and the first connector 7 and the second connector 8 are respectively positioned and fixed.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The cable connector is characterized by comprising a first cable, a second cable and an intermediate connector, wherein a first wire core with an insulating protection layer stripped is arranged at the connecting end of the first cable, a second wire core with an insulating protection layer stripped is arranged at the connecting end of the second cable, and the intermediate connector is sleeved outside the first wire core and the second wire core; the first cable is provided with a first connector, the second cable is provided with a second connector, and both the first connector and the second connector are provided with open ends; the open end of the first connector is sleeved outside one side of the intermediate connector, the open end of the second connector is sleeved outside the other side of the intermediate connector, and the first connector and the second connector are both fixedly clamped with the intermediate connector.

2. The cable joint according to claim 1, wherein the intermediate connector comprises a columnar body arranged in the middle and spheroids arranged at two ends of the columnar body, a hollow cavity which is matched with the insulating protection layer of the first cable, the insulating protection layer of the first cable core, the insulating protection layer of the second cable and the second cable core in shape is arranged in the intermediate connector, and the first connector and the second connector are clamped with the intermediate connector through the spheroids.

3. The cable joint of claim 2 wherein the diameter of the spheroid is greater than the diameter of the cylinder and the perpendicular distance between the cylinder and the spheroid on the same side is less than the diameter of the spheroid.

4. The cable joint according to claim 2, wherein the first and second connectors are each provided with a first cavity and a second cavity conforming to the shape of the column, the sphere, the first cavity forming the open end of the first connector, the second cavity forming the open end of the second connector.

5. The cable connector of claim 4, wherein the first cavity and the second cavity are each provided with a cylindrical surface and a spherical concave surface, the cylindrical surface and the cylindrical body are in contour, and the spherical concave surface is in contour with the spherical body.

6. The cable joint according to claim 2, wherein the spheroid is provided with an opening, through grooves are arranged on the first connector and the second connector at positions corresponding to the opening, and pins are arranged between the through grooves and the opening; the open pores are arranged at the maximum periphery of the spheroid, and a plurality of open pores are arranged in number.

7. The cable joint of claim 2 wherein the spheroid is made of a material having a certain deformability.

8. The cable fitting of claim 1, wherein the first cable is further provided with a first clamp, the second cable is further provided with a second clamp, the first clamp is used for locking and positioning the first connector, and the second clamp is used for locking and positioning the second connector.

9. The cable joint of claim 4, wherein the hollow cavity comprises a thin section and a thick section, the thin section is used for accommodating a first wire core and a second wire core, and end surfaces of the first wire core and the second wire core are attached; the thick section is used for accommodating an insulating protection layer of the first cable and an insulating protection layer of the second cable; and the outer part of the thin section is sleeved with a conductive sleeve, and the conductive sleeve is in transition fit with the first wire core and the second wire core.

10. The cable joint according to claim 9, wherein a bolt groove is formed in a position corresponding to the conductive sleeve, the columnar body, the first joint or the second joint, a bolt is arranged in the bolt groove, a rubber plug is arranged at the lower end of the bolt, and the rubber plug is in contact with the first wire core and the second wire core; the number of the bolt grooves is multiple.