CN223124354U - A bus - Google Patents

Abstract

The utility model discloses a busbar, comprising a main shell body and a side shell body installed on one side of the main shell body, wherein the main shell body and the side shell body are both provided with limiting grooves inside, and a 匚-shaped copper piece is installed inside the limiting groove, an upper extension part is provided on the top of the main shell body, and a plurality of upper wiring holes distributed at equal intervals are penetrated on the upper extension part, and a lower extension part is provided on one side of the side shell body, and a lower wiring hole is penetrated on the lower extension part. The utility model can provide insulation protection for the wires through the upper extension part, the upper wiring hole, the lower extension part and the lower wiring hole, and ensure that a sufficient electrical gap can be maintained between the wires and the upper pins or the lower pins, thereby improving safety and avoiding discharge phenomena or short-circuit explosions when encountering moisture or overload heating.

Description

Busbar

Technical Field

The utility model relates to the technical field of buses, in particular to a bus.

Background

A bus bar is a highly conductive metal bar for connecting a power source, a load, and various electric devices in an electric power system, and realizing transmission and distribution of electric power.

When the bus is in actual use, pins are directly inserted into the interfaces of the circuit breaker to realize connection, after the bus is connected with the circuit breaker, the circuit breaker is also connected with wires under partial conditions, however, after the wires are connected, the electric gap between the wires and the pins of the bus is smaller, when the conditions of damp or overload heating and the like are met, discharge phenomena can occur, even short circuit explosion occurs, the circuit breaker and the bus are damaged, and the safety is poor.

Disclosure of utility model

The present utility model is directed to a bus bar for solving the above-mentioned problems.

In order to achieve the above purpose, the bus bar comprises a main shell and a side shell arranged on one side of the main shell, wherein limit grooves are formed in the main shell and the side shell, 匚 -shaped copper pieces are arranged in the limit grooves, an upper expansion part is arranged at the top of the main shell, a plurality of upper wiring holes which are distributed at equal intervals are formed in the upper expansion part in a penetrating mode, a lower expansion part is arranged on one side of the side shell, and a lower wiring hole is formed in the lower expansion part in a penetrating mode.

As a preferable scheme of the utility model, the 匚 -shaped copper piece comprises a main copper piece, wherein an upper copper piece and a lower copper piece are distributed at the top and the bottom of the main copper piece, a plurality of upper pins are arranged at the bottom of the upper copper piece, and a lower pin is arranged at one end of the lower copper piece.

As a preferable mode of the utility model, the main copper piece, the upper pin, the lower copper piece and the lower pin are of an integral stamping forming structure.

As a preferable scheme of the utility model, the side shell is provided with a buckle, and the outer side of the main shell is provided with an inclined block matched with the buckle.

As a preferable scheme of the utility model, the baffle is arranged on the inner side of the main shell, a clamping block is arranged on the baffle, and a clamping groove matched with the clamping block is arranged on the main shell.

Compared with the prior art, the utility model has the beneficial effects that the upper extension part, the upper wiring hole, the lower extension part and the lower wiring hole can play an insulating protection role on the lead, and ensure that a sufficient electric gap can be kept between the lead and the upper pin or the lower pin, thereby improving the safety and avoiding accidents such as discharge phenomenon or short circuit explosion when the situation of damp or overload heating and the like is met.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

FIG. 3 is a schematic view of the structure of the bottom part of the present utility model;

FIG. 4 is an exploded view of the present utility model;

FIG. 5 is a schematic view of the main housing of the present utility model;

Fig. 6 is a schematic structural view of the side case of the present utility model.

In the figure, 1, a main shell, 2, a side shell, 3, a baffle, 4, a lower wiring hole, 5, an upper expansion part, 6, an upper wiring hole, 7, a lower expansion part;

8.匚 -shaped copper pieces, 81, a main copper piece, 82, an upper copper piece, 83, an upper pin, 84, a lower copper piece, 85, a lower pin;

9. The device comprises a buckle, a clamping groove, a clamping block, a sloping block, a limiting groove and a clamping block.

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.

Referring to fig. 1 to 6, the utility model provides a technical scheme that a bus bar comprises a main housing 1 and a side housing 2 arranged at one side of the main housing 1, wherein the main housing 1 and the side housing 2 are made of insulating plastics, limiting grooves 13 are formed in the main housing 1 and the side housing 2, the limiting grooves 13 are used for limiting 匚 -shaped copper pieces 8 to prevent the 匚 -shaped copper pieces 8 from shifting, 匚 -shaped copper pieces 8 are arranged in the limiting grooves 13, an upper expansion part 5 is arranged at the top of the main housing 1, a plurality of upper wiring holes 6 distributed at equal intervals are formed in the upper expansion part 5 in a penetrating manner, the upper wiring holes 6 correspond to adjacent upper pins 83, a lower expansion part 7 is formed in one side of the side housing 2, lower wiring holes 4 correspond to adjacent lower pins 85, and after the bus bar is connected with external equipment such as a circuit breaker, wires firstly pass through the upper wiring holes 6 or the lower wiring holes 4 and then are connected with the external equipment, and the upper expansion part 5 or the lower expansion part 匚 can be prevented from being in a small-sized manner, and the safety of the electrical equipment is prevented from being expanded.

Wherein 匚 shape copper piece 8 includes main copper piece 81, and the top and the bottom distribution of main copper piece 81 are equipped with copper piece 82 and lower copper piece 84, and two-layer about the main copper piece 81, the last copper piece 82 and the lower copper piece 84 that set up form all can connect external equipment to satisfy different customer's user demand, the bottom of going up copper piece 82 is equipped with a plurality of upper pins 83, and the one end of lower copper piece 84 is equipped with down and participates in 85, and lower pin 85 is used for being connected with external equipment such as circuit breaker with last pin 83.

Wherein, main copper piece 81, upper copper piece 82, upper pin 83, lower copper piece 84 and lower pin 85 are integrated into one piece stamping forming structure, and integrated stamping forming is not only production efficiency high, and processing is convenient, and manufacturing cost is low moreover.

Wherein, be equipped with buckle 9 on the side casing 2, the outside of main casing 1 is equipped with buckle 9 matched with sloping piece 12, and sloping piece 12 and buckle 9 cooperation are used for fixing side casing 2 on main casing 1.

Wherein, baffle 3 is installed to the inboard of main casing 1, and baffle 3 is used for sheltering from the inboard of main casing 1, prevents that impurity from entering into in the main casing 1, is equipped with fixture block 11 on the baffle 3, is equipped with on the main casing 1 with fixture block 11 matched with draw-in groove 10, and the draw-in groove 10 is used for fixing baffle 3 on main casing 1 with fixture block 11 cooperation.

Specifically, during the use, insert upper pin 83 and lower pin 85 in the circuit breaker interface and connect, when the circuit breaker wiring, the wire passes upper wiring hole 6 or lower wiring hole 4 earlier and is being connected with the circuit breaker, and upper extension portion 5 or lower extension portion 7 can play insulating protection to the wire, ensures that wire and upper pin 83 or lower pin 85 can keep sufficient electrical clearance to improve the security.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, or indirectly connected through an intermediate medium, and may be a communication between two elements or an interaction relationship between two elements, unless explicitly specified otherwise, and it will be understood by those of ordinary skill in the art that the above terms are in specific terms of the present utility model as appropriate.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The busbar comprises a main shell (1) and a side shell (2) arranged on one side of the main shell (1), wherein limit grooves (13) are formed in the main shell (1) and the side shell (2), 匚 -shaped copper pieces (8) are arranged in the limit grooves (13), and the busbar is characterized in that an upper expansion part (5) is arranged at the top of the main shell (1), a plurality of upper wiring holes (6) which are distributed at equal intervals are formed in the upper expansion part (5) in a penetrating mode, a lower expansion part (7) is arranged on one side of the side shell (2), and a lower wiring hole (4) is formed in the lower expansion part (7) in a penetrating mode.

2. A busbar according to claim 1, wherein the 匚 -shaped copper part (8) comprises a main copper part (81), an upper copper part (82) and a lower copper part (84) are distributed on the top and the bottom of the main copper part (81), a plurality of upper pins (83) are arranged on the bottom of the upper copper part (82), and a lower pin (85) is arranged at one end of the lower copper part (84).

3. A busbar according to claim 2, wherein the main copper member (81), the upper copper member (82), the upper pins (83), the lower copper member (84) and the lower pins (85) are integrally formed by stamping.

4. A busbar according to claim 1, wherein the side housing (2) is provided with a catch (9), and the outer side of the main housing (1) is provided with a bevel block (12) which is matched with the catch (9).

5. A busbar according to claim 1, wherein a baffle (3) is mounted on the inner side of the main housing (1), a clamping block (11) is arranged on the baffle (3), and a clamping groove (10) matched with the clamping block (11) is formed in the main housing (1).