CN219226788U

CN219226788U - Cable butt joint mechanism

Info

Publication number: CN219226788U
Application number: CN202320049053.7U
Authority: CN
Inventors: 柳尚伟; 涂建龙; 郭乙蒙
Original assignee: Hangzhou Shangcheng Technology Engineering Co ltd
Current assignee: Hangzhou Shangcheng Technology Engineering Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-06-20
Anticipated expiration: 2033-01-09

Abstract

The utility model relates to a cable butt joint mechanism which comprises a male terminal and a female terminal which are matched with each other, wherein the female terminal comprises a female head with a jack at one end, the other end of the female head is connected with a fixing assembly, the male terminal comprises a male head inserted into the jack, the other end of the male head is also connected with the fixing assembly, the opposite sides of the fixing assembly in the male terminal and the female terminal are fixedly connected with a protection pipe, a cable is arranged in the protection pipe, and the end part of the cable extends into the fixing assembly. According to the utility model, the ends of the cables can be matched and spliced for use after the male terminal and the female terminal are connected by the fixing assembly, so that the two groups of cables can be connected together more stably and are not easy to separate when the two groups of cables need to be butted.

Description

Cable butt joint mechanism

Technical Field

The utility model relates to the technical field of cable wiring, in particular to a cable butt joint mechanism.

Background

The cable is covered with a high-insulation covering layer, an inner core made of conductive metal is arranged in the cable, and the cable has the characteristics of inner electrifying and outer insulation.

In the power line connection or maintenance process, the two groups of cables are often required to be in butt joint connection so as to form a complete and safe power line, in the butt joint process of the cables, the two groups of cable cores are often required to be directly twisted together or are inserted into a copper sleeve to be in compression connection, in the cable butt joint operation, when the two groups of cable cores are directly twisted together, the connection stability between the cables is poor, the connection position is easy to fall off and separate when the cables are pulled or vibrate, so that the connection use of the cables is affected, and in addition, a user is required to additionally utilize tools such as a compression clamp to flatten the copper sleeve in the manner of inserting the two groups of cable cores into the copper sleeve, so that the operation is more laborious.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a cable butt joint mechanism.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cable docking mechanism, includes public terminal and female terminal of mutually supporting, female terminal includes that one end has seted up the female head of jack, female other end connection of head is provided with fixed subassembly, public terminal is including inserting the public head in the jack, the other end of public head is connected equally and is provided with fixed subassembly, and the equal fixedly connected with protection pipe of the looks reverse side of fixed subassembly in public terminal and the female terminal, be provided with the cable conductor in the protection pipe, and the tip of cable conductor stretches into in the fixed subassembly.

Preferably, the fixed subassembly includes the protecting crust, presss from both sides tight cover, precession cover, connection piece and two sets of sealed covers, the both ends of protecting crust respectively with two sets of sealed covers fixed connection, press from both sides tight cover setting in the protecting crust and run through adjacent sealed cover, the one end that presss from both sides tight cover in the protecting crust outside stretches into in the protecting tube, precession cover sets up in the outside that presss from both sides tight cover, and precession cover and the protecting crust between threaded connection, precession cover's middle part and connection piece fixed connection, one side that the connection piece precession cover dorsad and female head or public first fixed connection, and female head or public head all pass adjacent sealed cover to can make things convenient for laborsaving with the cable clamp connection of different wire footprints.

In a further preferred embodiment, the clamping sleeve includes a guide sleeve, a contact sleeve and a plurality of groups of movable grooves, the guide sleeve is fixedly connected between one end of the inner side of the protective shell and the contact sleeve, and the plurality of groups of movable grooves penetrate through the guide sleeve and the contact sleeve and are uniformly distributed along the radial direction of the guide sleeve, so that the clamping sleeve is easy to deform.

In a further preferred embodiment, the contact sleeve is provided in a truncated cone shape, and the inner cavity of the screw-in sleeve is provided in a shape matching with the contact sleeve, so that the clamping sleeve can be deformed to clamp the cable by pushing of the screw-in sleeve.

In a further preferred embodiment, a group of mounting grooves are formed in the outer side wall of the male head, one end of each mounting groove is fixedly connected with a plugging plug in a clamping manner, a spring is fixedly connected to one side of the plugging plug located in each mounting groove, a group of limiting beads are arranged at the other end of each spring, and the ends of the limiting beads extend out of the mounting grooves, so that the male terminal and the female terminal can be assisted in stable connection.

In a further preferred embodiment, a set of separation holes communicated with the jack are formed in the outer side wall of the female head, and the separation holes are matched with the limit beads, so that the male terminal and the female terminal can be separated in an auxiliary manner.

In a further preferred embodiment, the inner side wall of the jack is fixedly connected with a plurality of groups of metal elastic pieces, and the male head is located between the plurality of groups of metal elastic pieces, so that the male head can be clamped in the jack.

(III) beneficial effects

Compared with the prior art, the utility model provides a cable butt joint mechanism, which has the following beneficial effects:

1. according to the utility model, the ends of the cables can be matched and spliced for use after the male terminal and the female terminal are connected by the fixing assembly, so that the two groups of cables can be connected together more stably and are not easy to separate when the two groups of cables need to be butted.

2. According to the utility model, the cable is fixed through the fixing component, so that the cable can be conveniently and firmly connected with the male terminal or the female terminal when being connected, and meanwhile, the cable and the male terminal or the female terminal are not required to be connected by using an additional tool.

3. According to the utility model, the male terminal and the female terminal are not easy to be pulled out and separated after being connected by the connection and matching of the female head and the male head, so that the stability of butt joint use of the cable is improved.

Drawings

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

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

FIG. 3 is a schematic view of a male terminal structure according to the present utility model;

FIG. 4 is a schematic cross-sectional view of a securing assembly according to the present utility model;

FIG. 5 is a schematic view of a knot grip of the present utility model;

fig. 6 is an enlarged view of the structure at a in fig. 3.

In the figure: 1. a female head; 2. a jack; 3. a male; 4. a protective tube; 5. a protective shell; 6. a clamping sleeve; 601. a guide sleeve; 602. a contact sleeve; 603. a movable groove; 7. screwing in the sleeve; 8. a connecting sheet; 9. sealing cover; 10. sealing the plug; 11. limiting beads; 12. separating holes.

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.

Example 1:

referring to fig. 1-6, a cable docking mechanism includes a male terminal and a female terminal that are matched with each other, the female terminal includes a female head 1 with a jack 2 at one end, a fixing component is provided at the other end of the female head 1, the male terminal includes a male head 3 inserted into the jack 2, the other end of the male head 3 is also provided with a fixing component, protection pipes 4 are fixedly connected to opposite sides of the fixing component in the male terminal and the female terminal, the protection pipes 4 are heat shrink pipes in the prior art, cables are provided in the protection pipes 4, and ends of the cables extend into the fixing component, when the cable docking mechanism is used, after the outer skin of the ends of the cables is stripped, copper cores in the cable extend into the protection pipes 4 and extend into the fixing component at the same time, then after the ends of the cables are clamped by the fixing component, connection between the cables and the male terminal or the female terminal is completed, then when the cables are docked, the male head 3 of the male terminal can be inserted into the jack 2 of the female terminal to be connected, and finally the cables are heated by a heat source to be tightly clad outside the cables by heat shrink.

In this embodiment, the fixing component includes a protecting shell 5, a clamping sleeve 6, a screwing sleeve 7, a connecting sheet 8 and two groups of sealing covers 9, two ends of the protecting shell 5 are respectively and fixedly connected with the two groups of sealing covers 9, the clamping sleeve 6 is arranged in the protecting shell 5 and penetrates through the adjacent sealing covers 9, one end of the clamping sleeve 6, which is positioned outside the protecting shell 5, stretches into the protecting tube 4, the screwing sleeve 7 is arranged outside the clamping sleeve 6, the screwing sleeve 7 is in threaded connection with the protecting shell 5, the middle part of the screwing sleeve 7 is fixedly connected with the connecting sheet 8, one side of the connecting sheet 8, which is opposite to the screwing sleeve 7, is fixedly connected with the female head 1 or the male head 3, and the female head 1 or the male head 3 passes through the adjacent sealing covers 9, when the copper core at the end of the cable wire is clamped by the fixing component, a user can hold the female head 1 or the male head 3 to drive the connecting sheet 8 and the screwing sleeve 7 to screw into the clamping sleeve 6 in the protecting shell 5, the clamping sleeve 6 comprises a guide sleeve 601, a contact sleeve 602 and a plurality of groups of movable grooves 603, one end of the guide sleeve 601, which is positioned at the inner side of the protective shell 5, is fixedly connected with the contact sleeve 602, the plurality of groups of movable grooves 603 penetrate through the guide sleeve 601 and the contact sleeve 602 and are uniformly distributed along the radial direction of the guide sleeve 601, the contact sleeve 602 is in a round table shape, the inner cavity of the precession sleeve 7 is arranged to be matched with the contact sleeve 602, the inner wall of the precession sleeve 7 can be gradually extruded to the outer side wall of the contact sleeve 602 in the moving process of the precession sleeve 7 towards the contact sleeve 602, at the moment, the contact sleeve 602 and the guide sleeve 601 can be deformed by the aid of the opening of the movable grooves 603, and the contact sleeve 602 is gradually contacted with a cable until one end of the clamping sleeve 6, which is positioned in the precession sleeve 7, radially stretches into the cable copper core in the clamping sleeve 6, the precession sleeve 7 and the connecting sheet 8 are all conductive metals, so that the cable wire can be short-circuited with the female 1 or male 3.

In this embodiment, a plurality of metal elastic pieces are fixedly connected to the inner side wall of the jack 2, the male head 3 is located between the plurality of metal elastic pieces, and the metal elastic pieces are used for assisting the male head 3 to be clamped with the female head 1 after the male head 3 is inserted into the jack 2.

Example 2:

on the basis of embodiment 1, a group of mounting grooves are formed in the outer side wall of the male head 3, one end of each mounting groove is fixedly connected with a sealing plug 10 in a clamped mode, one side of each sealing plug 10, which is located in each mounting groove, is fixedly connected with a spring, the other end of each spring is provided with a group of limiting beads 11, the end portions of the limiting beads 11 extend out of the mounting grooves, the diameter of a port of each jack 2 is smaller than that of the inner side of each jack 2, when the male head 3 is inserted into each jack 2, the limiting beads 11 are extruded and retracted into the corresponding mounting grooves by the inner wall of the port of each jack 2 and compress the corresponding springs, after the male head 3 extends into each jack 2, gaps between the male head 3 and the inner wall of each jack 2 enable the corresponding limiting beads 11 to be pushed out of the corresponding mounting grooves by the springs, and accordingly the male terminal and the female terminal cannot be separated when the male terminal and the female terminal are pulled out reversely.

Example 3:

on the basis of embodiment 2, a group of separation holes 12 communicated with the jack 2 are formed in the outer side wall of the female head 1, the separation holes 12 are matched with the limit beads 11, when separation is needed, a thin rod object can be used for inserting the top-moving limit beads 11 from the separation holes 12 on the side face of the female head 1 to retract into the mounting groove, and at the moment, the male terminal and the female terminal can be separated by pulling the male terminal and the female terminal back to back.

In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a cable docking mechanism, includes public terminal and female terminal of mutually supporting, its characterized in that, female terminal includes female head (1) of jack (2) have been seted up to one end, female head (1) other end connection is provided with fixed subassembly, public terminal is including inserting public head (3) in jack (2), the other end of public head (3) is connected equally and is provided with fixed subassembly, and fixed subassembly's equal fixedly connected with protection tube (4) in the looks reverse side in public terminal and the female terminal, be provided with the cable conductor in protection tube (4), and the tip of cable conductor stretches into in the fixed subassembly.

2. A cable docking mechanism according to claim 1, characterized in that: the fixing assembly comprises a protecting shell (5), a clamping sleeve (6), a screwing sleeve (7), a connecting sheet (8) and two groups of sealing covers (9), wherein two ends of the protecting shell (5) are fixedly connected with the two groups of sealing covers (9) respectively, the clamping sleeve (6) is arranged in the protecting shell (5) and penetrates through the adjacent sealing covers (9), one end of the clamping sleeve (6) positioned at the outer side of the protecting shell (5) stretches into the protecting tube (4), the screwing sleeve (7) is arranged at the outer side of the clamping sleeve (6), the screwing sleeve (7) is in threaded connection with the protecting shell (5), the middle part of the screwing sleeve (7) is fixedly connected with the connecting sheet (8), one side of the connecting sheet (8) back to the screwing sleeve (7) is fixedly connected with the female head (1) or the male head (3), and the female head (1) or the male head (3) penetrates through the adjacent sealing covers (9).

3. A cable docking mechanism according to claim 2, characterized in that: the clamping sleeve (6) comprises a guide sleeve (601), a contact sleeve (602) and a plurality of groups of movable grooves (603), wherein the guide sleeve (601) is fixedly connected between one end of the inner side of the protective shell (5) and the contact sleeve (602), and the plurality of groups of movable grooves (603) penetrate through the guide sleeve (601) and the contact sleeve (602) and are uniformly distributed along the radial direction of the guide sleeve (601).

4. A cable docking mechanism according to claim 3, characterized in that: the contact sleeve (602) is in a truncated cone shape, and the inner cavity of the precession sleeve (7) is in a shape matched with the contact sleeve (602).

5. A cable docking mechanism according to claim 1, characterized in that: a group of mounting grooves are formed in the outer side wall of the male head (3), one end of each mounting groove is fixedly connected with a sealing plug (10) in a clamping mode, one side of the sealing plug (10) located in each mounting groove is fixedly connected with a spring, the other end of each spring is provided with a group of limiting beads (11), and the end portions of the limiting beads (11) extend out of the mounting grooves.

6. A cable docking mechanism according to claim 1, characterized in that: a group of separation holes (12) communicated with the jack (2) are formed in the outer side wall of the female head (1), and the separation holes (12) are matched with the limit beads (11).

7. The cable docking mechanism of claim 6, wherein: the inner side wall of the jack (2) is fixedly connected with a plurality of groups of metal elastic pieces, and the male head (3) is positioned between the plurality of groups of metal elastic pieces.