CN215771810U

CN215771810U - Fast assembling and disassembling cable joint

Info

Publication number: CN215771810U
Application number: CN202122097010.XU
Authority: CN
Inventors: 黄仁辉; 曾小芳; 弭磊; 马麟
Original assignee: China Yangtze Power Co Ltd
Current assignee: China Yangtze Power Co Ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-02-08
Anticipated expiration: 2031-09-01

Abstract

A quick assembling and disassembling type cable joint comprises a male joint and a female joint, wherein the male joint comprises a conductive plugboard, one end of the conductive plugboard is provided with a limiting hole or a limiting groove, the other end of the conductive plugboard is used for being connected with a lead, and a male joint insulating shell is arranged at the joint of the conductive plugboard and the lead; the female head comprises a conducting strip, one end of the conducting strip is matched with the pressing plate, the other end of the conducting strip is used for being connected with a wire, and the conducting strip and the pressing plate are both arranged in the female head insulating shell; the pressing plate is driven by the driving mechanism to move, and is provided with a limiting bulge which is matched with the limiting hole or the limiting groove. The utility model designs a novel cable connector which is matched with the specification of the existing 400V power distribution cabinet switch outgoing line copper bar and can be quickly assembled and disassembled, so that the load access efficiency and safety are improved.

Description

Fast assembling and disassembling cable joint

Technical Field

The utility model belongs to the field of cable connectors, and particularly relates to a quick assembling and disassembling type cable connector.

Background

At present, the feeder wires in a 400V complete switch cabinet are connected with switch outlet copper bars through bolts by adopting wiring connection terminals (wire noses). When the bus is overhauled or power is cut off, the load needing to be continuously operated at the lower end needs to be connected with another power supply source by a jumper cable to supply power to equipment. The space in the complete switch cabinet is narrow and small, the distance between the upper load cable connection copper bar and the lower load cable connection copper bar is small, and the potential safety hazard of electric shock caused by the fact that the upper load cable connection copper bar and the lower load cable connection copper bar are touched by mistake when cables are bridged and loads are newly added exists. Simultaneously use the bolt to carry out cable cross-over connection, newly-increased load operation also very inconvenient in narrow and small space, and have and fall into the risk that leads to the short circuit in the cubical switchboard with bolt, gasket, bullet pad etc..

Disclosure of Invention

In view of the technical problems in the background art, the utility model provides a novel cable connector which is matched with the specification of the outgoing copper bar of the switch of the existing 400V power distribution cabinet and can be quickly assembled and disassembled, so that the load access efficiency and safety are improved.

In order to solve the technical problems, the utility model adopts the following technical scheme to realize:

a quick assembling and disassembling type cable joint comprises a male joint and a female joint, wherein the male joint comprises a conductive plugboard, one end of the conductive plugboard is provided with a limiting hole or a limiting groove, the other end of the conductive plugboard is used for being connected with a lead, and a male joint insulating shell is arranged at the joint of the conductive plugboard and the lead; the female head comprises a conducting strip, one end of the conducting strip is matched with the pressing plate, the other end of the conducting strip is used for being connected with a wire, and the conducting strip and the pressing plate are both arranged in the female head insulating shell; the pressing plate is driven by the driving mechanism to move, and is provided with a limiting bulge which is matched with the limiting hole or the limiting groove.

In a preferred scheme, the driving mechanism comprises a pull rod connected with the pressing plate, the top of the pull rod penetrates through the insulating shell of the female head and the male head, the pull rod is in sliding fit with the insulating shell of the female head and the male head, the top of the pull rod is rotationally connected with an operating rod, the operating rod is a folded rod, a fulcrum is formed at an inflection point of the operating rod, and the fulcrum is in contact with the insulating shell of the female head and the male head; the pressing plate is connected with the female head and the male head insulating shell through the elastic piece.

In the preferred scheme, the pressing plate and the conducting plate are parallel to each other, the pressing plate and the conducting plate are used for clamping the conducting plugboard, and the limiting protrusion is used for being inserted into the limiting hole or the limiting groove.

In a preferred scheme, the pressing plate is arranged in a movable cavity in the female head and the male head insulating shell; the side part of the movable cavity is provided with a socket.

In a preferred scheme, the elastic piece is a cylindrical spring, and the cylindrical spring is positioned on the upper surface of the pressure plate.

In the preferred scheme, the conductive plugboard and the conductive sheet are connected with the lead through bolts, and the outside of each bolt is provided with an insulating protective cover.

This patent can reach following beneficial effect:

the utility model has convenient operation, can be quickly assembled and disassembled by only one operating rod, saves the complicated steps of assembling and disassembling the bolt by a spanner, does not need insulation wrapping and bolt connection, and eliminates the risk of dropping the bolt, the nut, the gasket and the like into the switch cabinet when assembling and disassembling the cable. The security is high, adopts high strength insulating material, and no conducting part exposes, can wrap up wiring copper bar completely after being connected with the switch board, has eliminated the risk that the mistake bumped adjacent load and electrocuted when dismouting cable. The maintenance is convenient, the quick assembly and disassembly type cable joint wiring is adopted, the wire outlet of the distribution panel cabinet is neat, and the maintenance and the cleaning are convenient and quick. The application range is wide, the male head and the female head can be matched for use, the quick assembling and disassembling type cable joint can be used as a standard part and is adaptive to various existing distribution panel cabinets through different types and specifications.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a first diagram illustrating a process of connecting a male connector and a female connector according to the present invention;

FIG. 2 is a second diagram illustrating the process of connecting the male and female connectors according to the present invention;

FIG. 3 is a third diagram illustrating the process of connecting the male and female connectors according to the present invention;

FIG. 4 is a schematic view of the male portion of the present invention;

FIG. 5 is a view showing the structure of the female and male connectors of the present invention;

FIG. 6 is a view showing the construction of the operation lever of the present invention;

FIG. 7 is a structural view of the movable cavity of the female head and the male head of the present invention;

FIG. 8 is a side view of the female portion of the present invention;

FIG. 9 is a view of the connection of the load cable of the present invention;

FIG. 10 is a cross-over cable connection of the present invention;

FIG. 11 is a diagram of the connection between the load and the 400V distribution cabinet according to the present invention;

FIG. 12 shows the connection between the load and the 400V distribution cabinet according to the present invention;

FIG. 13 is a schematic diagram of the jumper cable connection operation of the present invention.

In the figure: the switch comprises a male terminal 1, a conductive plugboard 101, a limiting hole 102, a male terminal insulating shell 103, a female terminal 2, a conductive sheet 201, a pressing plate 202, a female terminal insulating shell 203, a limiting protrusion 204, a movable cavity 205, a socket 206, a pull rod 301, an operating rod 302, a cylindrical spring 303, an insulating protective cover 4, a 400V power distribution cabinet 5, a 400V bus 6, a switch outlet 7 and a load end 8.

Detailed Description

A preferred scheme is as shown in fig. 1 to 13, a quick-detachable cable joint, which includes a male connector 1 and a female connector 2, wherein the male connector 1 includes a conductive plug board 101, one end of the conductive plug board 101 is provided with a limiting hole 102 or a limiting groove, the other end of the conductive plug board 101 is used for connecting with a lead, and a male connector insulating housing 103 is arranged at the connection position of the conductive plug board 101 and the lead; the female head 2 comprises a conducting strip 201, one end of the conducting strip 201 is matched with a pressing plate 202, the other end of the conducting strip 201 is used for being connected with a wire, and the conducting strip 201 and the pressing plate 202 are both arranged in a female head insulating shell 203; the pressing plate 202 is driven by a driving mechanism to move, a limiting protrusion 204 is arranged on the pressing plate 202, and the limiting protrusion 204 is matched with the limiting hole 102 or the limiting groove.

The quick assembling and disassembling type cable joint is composed of a male joint and a female joint, the specification and the size of the quick assembling and disassembling type cable joint are matched with a 400V switch outgoing line copper bar and can be in various specifications, and shells of the male joint and the female joint are made of high-strength insulating materials. The conductive insert plate 101 and the conductive sheet 201 are copper plates. The conductive insert plate 101 and the conductive plate 201 are connected to the wire by bolts. The driving mechanism drives the platen 202 to connect the conductive sheet 201 with the conductive interposer 101.

Further, the driving mechanism comprises a pull rod 301 connected with the pressing plate 202, the top of the pull rod 301 penetrates through the primary and secondary insulating shells 203, the pull rod 301 is in sliding fit with the primary and secondary insulating shells 203, the top of the pull rod 301 is rotatably connected with an operating rod 302, the operating rod 302 is a folded rod, an inflection point of the operating rod 302 forms a fulcrum, and the fulcrum is in contact with the primary and secondary insulating shells 203; the pressing plate 202 is connected with the female and male insulating housings 203 through elastic members.

The front end of the operating rod 302 is provided with a groove, the top of the pull rod 301 is provided with a hinge shaft, the groove is used for being hung on the hinge shaft, and the principle that the pull rod 301 drives the press plate 202 is similar to that of the nail scissors.

Further, the pressing plate 202 and the conductive sheet 201 are parallel to each other, the pressing plate 202 and the conductive sheet 201 are used for clamping the conductive inserting plate 101, and the limiting protrusion 204 is used for being inserted into the limiting hole 102 or the limiting groove. The limiting protrusion 204 is used for preventing the conductive socket 101 from moving.

Further, as shown in fig. 7, the pressure plate 202 is disposed in the movable chamber 205 in the female and male insulating housings 203; the side of the active cavity 205 is provided with a socket 206.

Further, the elastic member is a cylindrical spring 303, and the cylindrical spring 303 is located on the upper surface of the pressure plate 202. The number of the cylindrical springs 303 is at least two.

Further, the conductive insert plate 101 and the conductive sheet 201 are connected with a wire through a bolt, and an insulating protective cover 4 is arranged outside the bolt.

When the quick assembling and disassembling type cable joint is used for a load cable, a phase line at one end of the load cable is provided with the female head, the other end of the load cable is connected with a load as shown in figure 9, and when the quick assembling and disassembling type cable joint is used for a jumper cable, a phase line at one end of the jumper cable is provided with the female head, and a phase line at the other end of the jumper cable is provided with the male head as shown in figure 10.

When the load is connected with the power supply, a phase line at one end of the power supply side of the load cable is arranged on the female head, one end of the load side is connected with the load, and a 400V switch cabinet switch outlet copper bar is inserted into a conductor slot box of the female head and the male head of the power supply side of the load cable, so that the load cable is connected with the power supply side as shown in the figures 11, 12 and 13.

The connection principle of the male head and the female head is as follows:

1. installing an operating rod on the pull rod of the female head and the male head;

2. the operating rod is pressed downwards, the pull rod drives the female head pressing plate and the male head pressing plate to move upwards, and the spring is compressed;

3. inserting the male-female conductive plug board into the female-female socket, and aligning the limiting protrusion with the limiting hole of the male plug;

4. the operating rod is taken down, the female head and the male head pressing plate move downwards under the action of the spring and are pressed on the male head and the male head conductive inserting plate, and meanwhile, the limiting protrusions are inserted into the limiting holes of the male head and the female head to lock the male head and the female head;

the above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the utility model.

Claims

1. The utility model provides a quick assembly disassembly formula cable joint, includes male first son (1) and female first son (2), its characterized in that: the male head (1) comprises a conductive inserting plate (101), one end of the conductive inserting plate (101) is provided with a limiting hole (102) or a limiting groove, the other end of the conductive inserting plate (101) is used for being connected with a lead, and a male head insulating shell (103) is arranged at the joint of the conductive inserting plate (101) and the lead; the female head (2) comprises a conducting strip (201), one end of the conducting strip (201) is matched with the pressing plate (202), the other end of the conducting strip (201) is used for being connected with a wire, and the conducting strip (201) and the pressing plate (202) are both arranged in the female head insulating shell (203); the pressing plate (202) is driven by the driving mechanism to move, a limiting bulge (204) is arranged on the pressing plate (202), and the limiting bulge (204) is matched with the limiting hole (102) or the limiting groove.

2. The quick disconnect cable joint of claim 1, wherein: the driving mechanism comprises a pull rod (301) connected with the pressing plate (202), the top of the pull rod (301) penetrates through the primary and secondary insulating shells (203), the pull rod (301) is in sliding fit with the primary and secondary insulating shells (203), the top of the pull rod (301) is rotatably connected with an operating rod (302), the operating rod (302) is a folded rod, an inflection point of the operating rod (302) forms a fulcrum, and the fulcrum is in contact with the primary and secondary insulating shells (203); the pressure plate (202) is connected with the female and male insulating shells (203) through an elastic piece.

3. The quick disconnect cable joint of claim 2, wherein: the pressing plate (202) and the conducting strip (201) are parallel to each other, the pressing plate (202) and the conducting strip (201) are used for clamping the conducting inserting plate (101), and the limiting protrusion (204) is used for being inserted into the limiting hole (102) or the limiting groove.

4. A quick-disconnect cable connector as defined in claim 3 in which: the pressure plate (202) is arranged in a movable cavity (205) in the female-male insulating shell (203); the side part of the movable cavity (205) is provided with a socket (206).

5. The quick disconnect cable joint of claim 4, wherein: the elastic piece is a cylindrical spring (303), and the cylindrical spring (303) is positioned on the upper surface of the pressure plate (202).

6. The quick disconnect cable joint of claim 1, wherein: the conductive inserting plate (101) and the conductive sheet (201) are connected with a wire through a bolt, and an insulating protective cover (4) is arranged outside the bolt.