CN111129812A

CN111129812A - AC/DC connector and switch cabinet thereof

Info

Publication number: CN111129812A
Application number: CN201911401575.3A
Authority: CN
Inventors: 陈盛燃; 谢文景; 汪立; 苏柱恒; 何建宗; 李东晖; 郑风雷; 夏云峰; 李勇; 蔡志文; 叶容慧; 钟荣富; 赵树宏; 黄健华; 邱海先
Original assignee: Dongguan Switchgear Industrial Co ltd; Dongguan Electric Power Design Institute Co ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Dongguan Switchgear Industrial Co ltd; Dongguan Electric Power Design Institute Co ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-05-08

Abstract

The invention relates to an AC/DC dual-purpose connector and a switch cabinet thereof, wherein the connector comprises a mounting seat, a rubber block, a copper bar, clamping plates and an arc reed, wherein 3 mounting grooves are formed in the mounting seat in a measuring way and used for mounting and placing the rubber block, a cavity for mounting the clamping plates and the arc reed is formed in the rear end of the rubber block, the rear end of the copper bar extends into at least two clamping plates to be clamped, the arc reed is mounted on the outer side of each clamping plate and drives the clamping plates to elastically clamp the copper bar, and conductive components such as the copper bar, the clamping plates and the arc reed are modularly integrated and mounted in the rubber; each mounting groove of the mounting seat is provided with a rubber block corresponding to the alternating-current ABC three phases when used for direct current; the left and right mounting groove mounting rubber blocks of the mounting seat correspond to the positive and negative DC poles, the rubber blocks can be rapidly mounted on or dismounted from the mounting seat, alternating current and direct current interchange is achieved, interchangeability is good, practicability is high, and actual use requirements are met.

Description

AC/DC connector and switch cabinet thereof

Technical Field

The invention relates to the field of power distribution equipment, in particular to an alternating current-direct current dual-purpose connector and a switch cabinet thereof.

Background

The connector for the switch cabinet in the field of power distribution has the main function of connecting the switch of the circuit breaker inside the switch cabinet with an external loop, so that the switch inside the switch cabinet can normally perform breaking function. The structure of the connector of the existing switch cabinet is very complex, the market has the structure that the alternating current and the direct current are greatly different, the interchangeability is not good, most of the structures are used by alternating current, the direct current system is developed along with clean energy, such as solar power generation, wind power generation and the like, the main output is a direct current power supply, the corresponding power supply and distribution principles are rich, and the load needing direct current power supply is more and more, so that if an alternating current and direct current dual-purpose connector and the switch cabinet thereof can be developed, the alternating current use and the direct current use can be met, and the actual working requirement is met.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide an AC/DC dual-purpose connector and a switch cabinet thereof, which have reasonable structural design and can be assembled quickly, and the specific technical scheme is as follows:

the utility model provides a dual-purpose connector of alternating current-direct current, which comprises a mounting bas, the piece of gluing, the copper bar, splint and arc reed, the inboard survey of mount pad is equipped with 3 mounting grooves, the mounting groove is used for the installation to place the piece of gluing, it is equipped with the copper bar male copper bar hole and side is equipped with and supplies locating pin male round hole to glue the piece front end, the copper bar penetrates the location by the locating pin after inserting the copper bar hole, it is equipped with the cavity of installation splint and arc reed to glue the piece rear end, the copper bar rear end is stretched into and is pressed from both sides tightly between two piece at least splint, splint outside installation arc reed, the tight copper bar of arc reed drive.

As a preferred scheme of the connector, the rubber block is composed of a front part, a middle part and a rear part which are connected into a whole, a copper bar hole penetrates through the front part, the middle part and the rear part, a round hole is formed in the middle part, a cavity is formed in the rear part, 3 rows of splint limiting grooves are formed in the cavity, and 2 splints are installed in 1 row of splint limiting grooves.

As a preferable scheme of the connector, the inserting holes are formed in the upper front part, the installing seat is provided with inserting grooves corresponding to the inserting holes, and the inverted U-shaped inserting plate is sequentially inserted into the inserting grooves and the inserting holes from top to bottom when the rubber block is arranged in the installing groove.

In a preferred embodiment of the connector of the present invention, triangular blocks are provided on the left and right sides of the front portion.

In a preferred embodiment of the connector according to the present invention, the mounting seat and the rubber block are made of an insulating material.

As a preferable mode of the connector of the present invention, the front and rear sides of the arc-shaped spring are provided with U-shaped grooves.

In a preferred embodiment of the connector according to the present invention, the mounting seat is provided with a screw hole for passing a screw therethrough for mounting to a switch cabinet.

A switch cabinet comprises a switch cabinet body, a switch, a rear plate and the AC/DC dual-purpose connector, wherein the switch is installed in the switch cabinet body, the rear plate is installed at the rear part of the switch cabinet body, the rear plate is provided with two square frame holes, one square frame hole is provided with one AC/DC dual-purpose connector, and when the switch cabinet is used for AC; each mounting groove of the mounting seat is provided with a rubber block; when the switch cabinet is used for direct current; the left mounting groove and the right mounting groove of the mounting seat are provided with rubber blocks.

The invention has the beneficial effects that: conductive parts such as copper bars, clamping plates, arc reeds and the like are integrated into a rubber block in a modular mode, and when the rubber block is used for alternating current; each mounting groove of the mounting seat is provided with a rubber block corresponding to the alternating-current ABC three phases when used for direct current; the left and right mounting groove mounting rubber blocks of the mounting seat correspond to the positive and negative DC poles, the rubber blocks can be rapidly mounted on or dismounted from the mounting seat, alternating current and direct current interchange is achieved, interchangeability is good, practicability is high, and actual use requirements are met.

Drawings

FIG. 1 is a perspective view of the connector of the present invention in an AC state;

FIG. 2 is an exploded view of the connector of the present invention in an AC state;

FIG. 3 is a perspective view of the connector of the present invention in a DC state;

FIG. 4 is an exploded view of the connector of the present invention in a DC state;

FIG. 5 is a schematic view of the assembly of the connector of the present invention with the glue block, copper bar, clamping plate and arc reed engaged;

FIG. 6 is a perspective view of a glue block of the connector of the present invention;

FIG. 7 is a perspective view of another perspective of the glue block of the connector of the present invention;

FIG. 8 is a schematic view showing the fitting of the U-shaped insert plate with the mounting seat and the rubber block of the connector according to the present invention;

FIG. 9 is a perspective view of the switchgear of the present invention in an AC state;

fig. 10 is a perspective view of the switchgear of the present invention in a dc state.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the positions or elements referred to must have specific orientations, be constructed and operated in specific orientations, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

As shown in figures 1-5, an AC/DC connector comprises a mounting base 1, a rubber block 2, a copper bar 3, clamping plates 4 and arc-shaped spring pieces 5, wherein 3 mounting grooves 11 are arranged in the mounting base 1, the mounting grooves 11 are used for mounting and placing the rubber block 2, a copper bar hole 21 for inserting the copper bar 3 is arranged at the front end of the rubber block 2, a round hole 22 for inserting a positioning pin 6 is arranged on the side of the rubber block 2, the copper bar 3 is inserted into the copper bar hole 3 and then positioned by penetrating the round hole 22 with the positioning pin 6, a cavity 23 for mounting the clamping plates 4 and the arc-shaped spring pieces 5 is arranged at the rear end of the rubber block 2, the tail end of the copper bar 3 inserted into the copper bar hole 3 can extend into the cavity 23, and the rear end of, install arc reed 5 in the splint 4 outside, arc reed 5 drive splint 4 elastic

clamping copper bar

3, and 4 rear ends of splint stretch out from 1 rear of mount pad, and 4 rear ends of splint can be used to the outside return circuit generating line of centre gripping. As shown in fig. 1 and 2, when used for communication; each mounting groove 11 of the mounting seat 1 is provided with a rubber block 2 corresponding to an alternating current ABC three phase when used for direct current; two installation rubber blocks 2 of the left and right installation grooves 11 of the installation seat 1 correspond to the positive and negative poles of the direct current, and the copper bar 3, the clamping plate 4 and the arc-shaped reed 5 are integrally installed in the rubber blocks 2, so that the installation seat can be quickly disassembled and assembled.

As shown in figures 6-8, the plastic block 2 is composed of a front portion 24, a middle portion 25, a rear portion 26, which are connected together, a copper row hole 21 penetrates through the front portion 24, the middle portion 25, the rear portion 26, a circular hole 22 is arranged on the middle portion 25, a cavity 23 is arranged on the

rear portion

26, 3 rows of clamping plate limiting grooves 27 are arranged in the

cavity

23, 2 clamping plates 4 are arranged in the 1 row of clamping plate limiting grooves 27, so that a copper bar 3 is clamped by the 6 clamping plates 4 and fully contacted, an insertion hole 24a is arranged above the front portion 24, an installation seat 1 is provided with an insertion groove 12 corresponding to the insertion hole 24a, when the plastic block 2 is arranged in the installation groove, an inverted U-shaped insertion plate 7 is sequentially inserted into the insertion groove 12 and the insertion hole 24a from top to bottom to fix the position of the plastic block 2, the plastic block 2 is prevented from falling out of the installation groove 11, when the plastic block 2 is taken out of the inverted U-shaped insertion plate 7, the plastic, the triangular block 28 is better stressed, further facilitating disassembly and assembly.

Specifically, mount pad 1, gluey piece 2 adopt insulating material to make, and both sides are equipped with the U-shaped groove around the arc reed, and mount pad 1 is equipped with and supplies the screw to penetrate the screw hole of installing the cubical switchboard and make things convenient for the dismouting.

The utility model provides a switch cabinet, includes the switch cabinet body 8, switch 9, back plate 10 and foretell dual-purpose connector of alternating current-direct current, 8 internally mounted switches 9 of the switch cabinet body, and switch 9 is moulded case circuit breaker switch, and 8 rear mounting back plates 10 of the switch cabinet body, back plate 10 are equipped with two square frame holes, install a dual-purpose connector of alternating current-direct current in a square frame hole. As shown in fig. 9, when the switchgear is used for alternating current; the rubber block 2 is installed in every mounting groove 11 of mount pad 1, and rubber block 2 has 6 promptly, and copper bar 3 has 6. As shown in fig. 10, when the switchgear is used for direct current; two mounting groove 1 installations of the left and right sides of mount pad 1 glue piece 2, glue piece 2 promptly and have 4, copper bar 3 has 4.

The above description is for the purpose of describing the invention in more detail with reference to specific preferred embodiments, and it should not be construed that the embodiments of the invention are limited to those described herein, and it will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention.

Claims

1. An alternating current-direct current dual-purpose connector which is characterized in that: including the mount pad, the piece glues, the copper bar, splint and arc reed, survey in the mount pad and be equipped with 3 mounting grooves, the mounting groove is used for the installation to place the piece of gluing, it is equipped with and supplies copper bar male copper bar hole and side to be equipped with and supplies locating pin male round hole to glue a front end, the copper bar penetrates the location by the locating pin after inserting the copper bar hole, it is equipped with the cavity of installation splint and arc reed to glue a rear end, the copper bar rear end is stretched into and is pressed from both sides tightly between two piece at least splint, splint outside installation arc reed, arc reed drive splint elastic clamping copper bar, the splint rear end stretches out from the mount pad rear.

2. The electrical connector of claim 1, wherein: the plastic block is composed of a front portion, a middle portion and a rear portion which are connected into a whole, a copper bar hole penetrates through the front portion, the middle portion and the rear portion, a round hole is formed in the middle portion, a cavity is formed in the rear portion, 3 rows of clamping plate limiting grooves are formed in the cavity, and 2 clamping plates are installed in 1 row of clamping plate limiting grooves.

3. The electrical connector of claim 2, wherein: the upper part of the front part is provided with an insertion hole, the mounting seat is provided with an insertion groove corresponding to the position of the insertion hole, and the inverted U-shaped insertion plate is sequentially inserted into the insertion groove and the insertion hole from top to bottom when the rubber block is arranged in the mounting groove.

4. The electrical connector of claim 2, wherein: the left side and the right side of the front part are provided with triangular blocks.

5. The electrical connector of claim 1, wherein: the mounting base and the rubber block are made of insulating materials.

6. The electrical connector of claim 1, wherein: u-shaped grooves are formed in the front side and the rear side of the arc-shaped reed.

7. The electrical connector of claim 1, wherein: the mounting seat is provided with a screw hole for a screw to penetrate into and be mounted on the switch cabinet.

8. A kind of switch cabinet, its characterized in that: the switch cabinet comprises a switch cabinet body, a switch, a rear plate and the AC/DC dual-purpose connector assembly as claimed in any one of claims 1 to 7, wherein the switch is installed in the switch cabinet body, the rear plate is installed at the rear part of the switch cabinet body, the rear plate is provided with two square frame holes, one square frame hole is internally provided with the AC/DC dual-purpose connector assembly, and when the switch cabinet is used for AC; each mounting groove of the mounting seat is provided with a rubber block, and when the switch cabinet is used for direct current; the left mounting groove and the right mounting groove of the mounting seat are provided with rubber blocks.