CN209544264U - A kind of breaker protection connector assembly easy for installation - Google Patents

Abstract

The utility model discloses a kind of breakers easy for installation to protect connector assembly, including pedestal, upper cover and multiple extraction copper bars, it draws copper bar one end to be mounted on the base, draws the connection of the copper bar other end on-board the circuit breaker, phase partition is equipped between each extraction copper bar endpoint on pedestal；Upper cover is mounted on the base；Extraction copper bar between pedestal and upper cover equipped with multiple separations places chamber, draws copper bar and is scattered in extraction copper bar placed cavity room.The utility model realizes being electrically connected for inlet wire cable and distribution box using copper bar is drawn inside distribution box, inlet wire cable can be directly connected to draw the input end position for adapting to breaker on copper bar without carrying out multiple bending inside distribution box in this way, space needed for cable bend can be greatly reduced in this way, conducive to distribution box compact designed, installation and maintenance can also be facilitated, electrical safety is improved, structure is simple, is readily produced.

Description

A kind of breaker protection connector assembly easy for installation

Technical field

The utility model relates to a kind of low voltage electrical equipment devices, more specifically, it relates to which a kind of easy for installation breaks Road device protects connector assembly.

Background technique

In existing electric power system power distribution case, the cable of the end of incoming cables of main incoming breaker is installed, generally using exposed Copper bar is drawn from the end of incoming cables of breaker, and then inlet wire cable is installed on the copper bar, as shown in Figure 1.Distribution box cable it is normal Advising wire leading method is to be allowed for power construction personnel in this way by bottom incoming and had to cable bending twice, could be by cable It is installed on the extraction copper bar of breaker, it is time-consuming and laborious.Secondly as on cable wiring copper nose natural length, in distribution box The space for needing to leave for the installation of inlet wire cable is larger, and which increases the difficulty of distribution box design.Furthermore draw in existing distribution box Copper bar is exposed out, cable access copper bar plate after, can gradually have in use dirt accumulation cable terminal, It draws on copper bar and breaker inlet wire copper bar, creepage distance is caused (to refer between electrical body and electrical body, along path measurements Minimum range) become smaller, once it is alternate, be relatively isolated bad, it may cause alternate, relative ground circuit, cause electrical safety thing Therefore.In addition, after short trouble occurs in breaker outgoing line end side rear end, breaker be will start due to narrow space in distribution box Protection generates trip operation, at this moment can generate electric arc between the dynamic and static contact of breaker.Under normal circumstances, which passes through arc extinguishing After the extinguishing arc of room, uncharged gas is discharged toward breaker inlet wire end side front end.If the short circuit current occurred due to breaker lower end Excessive and breaker breaking capacity is weaker, it may appear that the case where gas outside discharge breaker still charges, and external cable, Drawing between copper bar, distribution box enclosure is exposed and naked measure, it is possible to cause the accident of inlet wire terminal shortcircuit to occur, And further by fault spread.Therefore, existing distribution box design should be improved, to eliminate or mitigate above problem bring Adverse effect.The patent of invention of Publication No. CN109103055A discloses the wiring dress of breaker on December 28th, 2018 It sets, structure includes breaker, display, switch, termination, and breaker front surface is embedded with display and passes through conducting wire electricity Connection, switch are located at breaker front surface and are electrically connected by conducting wire, and switch is located at below display, the fixed peace of termination Mounted in breaker rear end and by conducting wire be electrically connected, termination include shell, clamping mechanism, rotating mechanism, jack, Angle adjusting mechanism, holder mechanism adjust the angle of holder mechanism installation by angle adjusting mechanism, will with most suitable angle In termination installation in place, such operator reduces many inconvenience during carrying out wiring, and wiring is more It is convenient to add；During wiring, by rotating regulating mechanism wiring mechanism is clamped to electric wire, prevents from fixing over time Screw loosens, so that wiring falls off, breaker is caused to can not work normally.But the inventive structure is complex, is unfavorable for The compact designed of distribution box, and how the invention does not also just prevent short circuit, improves electrical safety and proposes improvement project.

Utility model content

Breaker wiring construction occupied space is larger in existing electric power system power distribution case, and wiring is inconvenient, anti-short circuit measure Deficiency, in order to overcome these deficiencies, the utility model provide one kind can optimized breaker wiring construction, facilitate wiring, saving is matched The breaker protection connector assembly of anti-short-circuit capability is improved in electronic box inner space.

The technical solution of the utility model is: a kind of breaker protection connector assembly easy for installation, including pedestal, upper cover It with multiple extraction copper bars, draws copper bar one end and is mounted on the base, the connection of the copper bar other end is drawn on-board the circuit breaker, on pedestal Phase partition is equipped between each extraction copper bar endpoint；Upper cover is mounted on the base；Drawing equipped with multiple separations between pedestal and upper cover Chamber is set in copper discharge, is drawn copper bar and is scattered in extraction copper bar placed cavity room.Drawing copper bar is that the protection of this breaker connects The internal conductive member of line component connects breaker and enters the cable of distribution box, and drawing copper bar can relatively easily be made Curved shape, after such cable is externally entering distribution box, can be directly connected to draw on copper bar can establish with breaker Electrical connection, the input end position of breaker is adapted to without carrying out multiple bending inside distribution box.It can press significantly in this way Space needed for contracting cable bend, because resisting power caused by cable elasticity when can also mitigate cable bending and wiring significantly, thus More easily cabling, wiring.Phase partition is used to separate cable and is connected in the terminals drawn on copper bar, draws copper bar and places chamber For separating each extraction copper bar, phase partition, draw copper bar place chamber can all make circuit it is each it is alternate keep alternate isolation, Short-circuit possibility occurrence is reduced, electrical safety is improved.

Preferably, pedestal and upper lid are equipped with corresponding partition card slot, phase partition is connected in partition card slot.This knot Structure setting is convenient to realize installation of the phase partition on pedestal and upper lid.

Preferably, it is logical that the extraction copper bar places chamber by convex ribs-slot fit structure connection between pedestal and upper cover Convex ribs and slot after crossing engagement are separated to form.Can not only pedestal be made to connect with upper cover by convex ribs-slot fit structure, but also can shape Chamber is placed at copper bar is drawn, so that this breaker protection connector assembly structure is more compact.

Preferably, the convex ribs-slot fit structure includes the convex ribs on the pedestal and the slot on upper lid, Convex ribs are plugged in slot.Convex ribs formed with slot it is mating, can prevent between pedestal and upper cover occur dislocation movement.

As an alternative, the convex ribs-slot fit structure includes the slot on the pedestal and the convex ribs on upper lid, Convex ribs are plugged in slot.Convex ribs formed with slot it is mating, can prevent between pedestal and upper cover occur dislocation movement.

Preferably, the extraction copper bar, which places chamber, is arranged in concentrically nested structure.Concentrically nested extraction copper bar is put Different spans, tortuous can be formed by setting chamber, appropriate cable it is each mutually from the different distance between terminals different on breaker.

Preferably, upper cover and pedestal are equipped with isolation rib, isolation rib is located at the connection for drawing copper bar and breaker Between point.The alternate isolating power of connector assembly Yu breaker end of incoming cables junction can be improved in isolation rib, improves electricity consumption peace Quan Xing.

Preferably, upper cover is made of transparent insulation material.Transparent upper cover clicks through connection in route convenient for staff Row real time monitoring, improves hidden troubles removing convenience.

The beneficial effects of the utility model are:

Save space.The utility model realizes being electrically connected for inlet wire cable and distribution box using copper bar is drawn inside distribution box It connects, such inlet wire cable can be directly connected to draw on copper bar without carrying out multiple bending inside distribution box to adapt to open circuit The input end position of device, can greatly reduce space needed for cable bend in this way, be conducive to distribution box compact designed.

Facilitate installation and maintenance.Using the utility model, inlet wire cable, can without carrying out multiple bending inside distribution box Because resisting power caused by cable elasticity when mitigating cable bending and wiring significantly, thus more easily cabling, wiring, installation side Just, it is also convenient for safeguarding.

Improve electrical safety.The closure of this breaker protection connector assembly, phase can be improved in upper cover in the utility model Spacing board, draw copper bar place chamber, isolation rib can all make circuit it is each it is alternate keep alternate isolation, these are both contributed to Short-circuit possibility occurrence is reduced, electrical safety is improved.

Structure is simple, is readily produced.The utility model number of parts is few, and structure is simple, is easily assembled, and production cost is low.

Detailed description of the invention

Fig. 1 is the scheme of installation of inlet wire cable and breaker in existing distribution box；

Fig. 2 is using inlet wire under inlet wire cable, and breaker erects a kind of use state signal of the utility model of dress mode Figure；

Fig. 3 is a kind of structural schematic diagram of the utility model；

Fig. 4 is a kind of part explosive view of the utility model；

Fig. 5 is the local fit structure schematic diagram between the utility model in the base and lid；

Fig. 6 is using inlet wire under inlet wire cable, and a kind of use state of the utility model of the horizontal dress mode of breaker is illustrated Figure；

Fig. 7 is a kind of structural schematic diagram that the utility model is suitable for mounting means shown in Fig. 6；

Fig. 8 is using inlet wire cable side-face wire feeding, and a kind of use state that breaker erects the utility model of dress mode is shown It is intended to.

In figure, 1- inlet wire cable, 2- phase partition, 3- wiring copper nose, 4- extraction copper bar, 5- breaker, 6- connector assembly, 7- upper cover, 8- pedestal, 10- extraction copper bar placement chamber, 11- bolt, 12- copper bar fixing screws, 13- nut, 14- upper cover are fixed Screw, 41- first draw copper bar, and 42- second draws copper bar, and 43- third draws copper bar, 71- slot, 81- convex ribs, 90- isolation Rib, 91- partition card slot.

Specific embodiment

The utility model is described in further detail for specific embodiment with reference to the accompanying drawing.

Embodiment 1:

As shown in Fig. 2 to 5, a kind of breaker protection connector assembly 6 easy for installation, including pedestal 8, upper cover 7 and three Copper bar 4 is drawn, three extraction copper bars 4 are respectively that the first extraction copper bar 41, second draws copper bar 42 and third extraction copper bar 43.Draw 4 one end of copper bar is installed on pedestal 8 by copper bar fixing screws 12 out, is drawn 4 other end of copper bar and is connected on breaker 5, bottom Phase partition 2 is equipped between each 4 endpoint of extraction copper bar on seat 8.Upper cover 7 is installed on pedestal 8 by upper cover fixing screws 14, on Lid 7 is made of transparent insulation material PC plastic.It is set between pedestal 8 and upper cover 7 there are three the extraction copper bar separated placement chamber 10, Three extraction copper bars place chamber 10 and are arranged in concentrically nested structure, and it is in rectangle that innermost extraction copper bar, which places chamber 10, in Between extraction copper bar place chamber 10 half and be looped around innermost extractions copper bar and place chamber 10 outside and generally c-shaped, outermost Extraction copper bar place chamber 10 half and be looped around intermediate extraction copper bar and place that chamber 10 is outer and generally c-shaped, and first draws copper The 41, second extraction copper bar 42 of row and third are drawn copper bar 43 and are placed in three extraction copper bars placement chambers 10 correspondingly. Pedestal 8 and upper cover 7 are equipped with corresponding partition card slot 91, and phase partition 2 is connected in partition card slot 91.Between pedestal 8 and upper cover 7 By the connection of convex ribs-slot fit structure, it is described draw copper bar and place chamber be separated to form by convex ribs after engaging and slot. The convex ribs-slot fit structure includes the convex ribs 81 on pedestal 8 and the slot 71 in upper cover 7,81 grafting of convex ribs In slot 71.Slot 71 is an integral molding structure with upper cover 7, and convex ribs 81 are an integral molding structure with pedestal 8.Upper cover 7 and bottom Seat 8 is equipped with corresponding twice and rib 90 is isolated, and isolation rib 90, which is located at, draws between copper bar 4 and three tie points of breaker 5, Isolation rib 90 in upper cover 7 is the extension of slot 71 and protrudes from 7 outer rim of upper cover, and the isolation rib 90 on pedestal 8 is convex ribs 81 extension simultaneously protrudes from 8 outer rim of pedestal.

This connector assembly 6 is used for using inlet wire under inlet wire cable, and breaker erects configuration layout inside the distribution box of dress mode. When power construction personnel install inlet wire cable 1, the wiring copper nose 3 of 1 end of inlet wire cable by bolt 11, nut 13 respectively with First, which draws copper bar 41, second, draws copper bar 42 and the accordingly connection of third extraction copper bar 43.Inlet wire cable 1 is externally entering distribution After case, can be directly connected to draw on copper bar 4 can be electrically connected with the foundation of breaker 5, more without carrying out inside distribution box Secondary bending is to adapt to the input end position of breaker 5.

Embodiment 2:

As shown in Figure 6,7, this connector assembly 6 is used for using inlet wire under inlet wire cable, the distribution box of the horizontal dress mode of breaker Inside configuration layout.Intermediate and outermost extraction copper bar placement chamber 10 is L-shaped, remaining is the same as embodiment 1.

Embodiment 3:

As shown in figure 8, this connector assembly 6 is used to use inlet wire cable side-face wire feeding, breaker erects the distribution box of dress mode Inside configuration layout.Remaining is the same as embodiment 2.

Embodiment 4:

The convex ribs-slot fit structure includes the slot on pedestal 8 and the convex ribs in upper cover 7, and convex ribs are inserted It connects in slot.Slot is an integral molding structure with pedestal 8, and convex ribs are an integral molding structure with upper cover 7.Remaining is the same as embodiment 1.

Claims (8)

1. a kind of breaker easy for installation protects connector assembly, it is characterized in that including pedestal (8), upper cover (7) and three extractions Copper bar (4) is drawn copper bar (4) one end and is installed on pedestal (8), draws copper bar (4) other end and is connected on breaker (5), bottom Phase partition (2) are equipped between each extraction copper bar (4) endpoint on seat (8)；Upper cover (7) is installed on pedestal (8)；Pedestal (8) with It is set between upper cover (7) there are three the extraction copper bar separated placement chamber, draws copper bar (4) and be scattered in extraction copper bar placed cavity It is indoor.

2. breaker according to claim 1 protects connector assembly, it is characterized in that pedestal (8) and upper cover (7) equipped with pair The partition card slot (91) answered, phase partition (2) are connected in partition card slot (91).

3. breaker according to claim 1 protects connector assembly, it is characterized in that by convex between pedestal (8) and upper cover (7) The connection of muscle-slot fit structure, it is described draw copper bar and place chamber be separated to form by convex ribs after engaging and slot.

4. breaker according to claim 3 protects connector assembly, it is characterized in that the convex ribs-slot fit structure includes Convex ribs (81) on pedestal (8) and the slot (71) on upper cover (7), convex ribs (81) are plugged in slot (71).

5. breaker according to claim 3 protects connector assembly, it is characterized in that the convex ribs-slot fit structure includes Slot on pedestal (8) and the convex ribs on upper cover (7), convex ribs are plugged in slot.

6. breaker according to claim 1 protects connector assembly, it is characterized in that the extraction copper bar places chamber arrangements Concentric nested structure.

7. breaker according to any one of claim 1 to 6 protects connector assembly, it is characterized in that upper cover (7) and pedestal (8) it is equipped with isolation rib (90), isolation rib (90), which is located at, draws between copper bar (4) and the tie point of breaker (5).

8. breaker according to any one of claim 1 to 6 protects connector assembly, it is characterized in that upper cover (7) is with transparent Insulating materials is made.