CN214798092U

CN214798092U - Multilayer busbar short circuit strip

Info

Publication number: CN214798092U
Application number: CN202121513478.6U
Authority: CN
Inventors: 田永盛; 田琪钰
Original assignee: Sichuan Setel Technology Co ltd
Current assignee: Sichuan Setel Technology Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-11-19
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a multilayer busbar short circuit strip, including insulating casing and a plurality of connecting electrode, a plurality of connecting electrode are installed on insulating casing, and a plurality of connecting electrode are range upon range of interval distribution, and two liang of nonconducting between a plurality of connecting electrode. The utility model has the advantages that: simple structure is compact, the electric current passes through to SPD electrode direction from SCB backup protector connecting electrode, the electric current will produce the opposite magnetic field that offsets each other of direction when flowing through connecting electrode, can effectual reduction electric stress that produces when the heavy current flows, thereby the electric current is to SPD and SCB metal part's destruction when effectively reducing the thunderbolt and discharging, use safety is high, the maintenance cost is low, and can not spark, the outward appearance is pleasing to the eye clean and tidy, the standard, accord with the electrical connection standard, creepage distance safe and reliable, thereby surge current does not compress tightly the arc and causes the electric spark to arouse the conflagration to metal part's destruction and wire when effectively reducing the thunderbolt and discharging.

Description

Multilayer busbar short circuit strip

Technical Field

The utility model relates to a surge protector technique and SCB back-up protection ware technical field, especially a multilayer busbar short circuit strip.

Background

The surge protector is a commonly used low-voltage protection device, is in a high-impedance state under normal conditions, and can be conducted within a very short time once a line has a surge due to lightning strike or other reasons, so that lightning overvoltage is led into the ground through a ground wire to protect equipment on the line. When the surge protector is degraded due to various reasons, the surge protector can rapidly generate heat at the moment, so that a tripping device in the surge protector acts, the surge protector is separated from a line, and the short circuit of the surge protector is prevented to enlarge line accidents.

The existing SPD surge protector and SCB backup protector are usually provided with a plurality of protector modules which are connected in parallel, the protector modules are connected through cable wires, the appearance modeling is poor, the wire connection is easy to cause the crimping to be not tight, and electric arcs and sparks are easy to cause fire hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a multilayer busbar short circuit strip.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a multilayer busbar, includes insulating casing and a plurality of connecting electrode, and a plurality of connecting electrode are installed on insulating casing, and a plurality of connecting electrode are range upon range of interval distribution, and two liang of nonconducting between a plurality of connecting electrode.

Optionally, the connection electrode is divided into a connection electrode a, a connection electrode b and a connection electrode c, the connection electrode a is installed on the outer side wall of the insulating housing, the connection electrode b and the connection electrode c are both installed in the insulating housing, and the connection electrode b is located between the connection electrode c and the connection electrode c.

Optionally, the connection electrode a includes a connection sheet a, probes a are disposed at two ends of the connection sheet a, the connection electrode b includes a connection sheet b, probes b are disposed at two ends of the connection sheet b, the connection electrode c includes a connection sheet c, and probes c are disposed at two ends of the connection sheet c.

Optionally, two clamping grooves c are formed in the front side of the insulating shell, the two probes a are clamped in the clamping grooves c, the heads of the probes a extend out of the clamping grooves c, a notch is formed in the insulating shell between the two clamping grooves c, and the connecting sheet a is located in the notch.

Optionally, the insulating housing is of a hollow structure, a partition plate is arranged in a cavity of the insulating housing, the partition plate divides the insulating housing into a cavity a and a cavity b, the cavity a surrounds the cavity b, the connection electrode b is located in the cavity b, and the connection electrode c is located in the cavity a.

Optionally, two clamping grooves a are formed in the front side wall, the clamping grooves a are communicated with the cavity a, the two probes c are clamped in the clamping grooves a, and the heads of the probes c extend out of the clamping grooves a.

Optionally, two clamping grooves b are further formed in the front side wall, the clamping grooves b are communicated with the cavity b, the two probes b are clamped in the clamping grooves b, and the heads of the probes b extend out of the clamping grooves b.

Optionally, the insulating housing is elongated.

The utility model has the advantages of it is following: the utility model discloses a multilayer busbar short circuit bar simple structure is compact, the electric current passes through to SPD electrode direction from SCB backup protector connecting electrode, the electric current will produce the magnetic field that opposite direction offsets each other when flowing through connecting electrode, can effectual reduction electric stress that produces when heavy current flows, thereby the electric current is to SPD and SCB metal part's destruction when effectively reducing the thunderbolt and discharging, the safety in utilization is high, the maintenance cost is low, and can not sparkle, the outward appearance is pleasing to the eye clean and tidy, the specification, accord with the electrical connection standard, creepage distance safe and reliable, thereby surge current does not compress tightly the arc that draws to cause the electric spark to arouse the conflagration to metal part's destruction and wire when effectively reducing the thunderbolt and discharging.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

fig. 3 is a third schematic structural view of the present invention;

FIG. 4 is a schematic structural diagram of a connection electrode a;

FIG. 5 is a schematic structural view of a connection electrode b;

FIG. 6 is a schematic structural view of a connection electrode c;

in the figure, 1-insulating shell, 2-connecting electrode a, 3-connecting electrode b, 4-connecting electrode c, 5-clapboard, 11-cavity a, 12-cavity b, 13-clamping groove a, 14-clamping groove b, 15-clamping groove c, 21-connecting sheet a, 22-probe a, 31-connecting sheet b, 32-probe b, 41-connecting sheet c, 42-probe c.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "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 in specific cases to those skilled in the art.

As shown in fig. 1, fig. 2 and fig. 3, a multilayer busbar short circuit strip, including insulating casing 1 and a plurality of connection electrode, insulating casing 1 is rectangular form, connection electrode also is rectangular form, a plurality of connection electrode are installed on insulating casing 1, a plurality of connection electrode are range upon range of interval distribution, and two liang do not switch on between a plurality of connection electrode, because connection electrode arranges in insulating casing 1, thereby make multilayer busbar short circuit strip safety, pleasing to the eye, connect easily, be difficult for arousing the spark and electrocute, be convenient for batch production, high assembly efficiency, can replace cable conductor to connect, get rid of the electric arc that latent contact failure arouses, the electric spark, cause the hidden danger of conflagration.

In the embodiment, the connection electrodes are divided into a connection electrode a2, a connection electrode b3 and a connection electrode c4, the connection electrode a2 is installed on the outer side wall of the insulating housing 1, the connection electrode b3 and the connection electrode c4 are both installed in the insulating housing 1, and the connection electrode b3 is located between the connection electrode c4 and the connection electrode c4, further, the connection electrodes can adopt two series of 18mm × 2 and 36mm × 2, so that the connection electrodes can be applied to SPD and SCB module structures with electrode pitches of 18mm and 36 mm.

In this embodiment, as shown in fig. 4, 5, and 6, the connection electrode a2 includes a connection sheet a21, two ends of the connection sheet a21 are provided with probes a22, the connection electrode b3 includes a connection sheet b31, two ends of the connection sheet b31 are provided with probes b32, the connection electrode c4 includes a connection sheet c41, two ends of the connection sheet c41 are provided with probes c42, further, the front side of the insulating housing 1 is provided with two slots c15, the two probes a22 are clamped in the slots c15, the heads of the probes a22 extend out of the slots c15, the insulating housing 1 between the two slots c15 is further provided with a notch, and the connection sheet a21 is located in the notch; the insulating shell 1 is of a hollow structure, a partition plate 5 is arranged in a cavity of the insulating shell 1, the partition plate 5 divides the insulating shell 1 into a cavity a11 and a cavity b12, the cavity a11 surrounds the cavity b12, the connecting electrode b3 is positioned in the cavity b12, and the connecting electrode c4 is positioned in the cavity a 11; two clamping grooves a13 are formed in the front side wall, the clamping groove a13 is communicated with the cavity a11, the two probes c42 are clamped in the clamping groove a13, and the heads of the probes c42 extend out of the clamping groove a 13; two clamping grooves b14 are further formed in the front side wall, the clamping groove b14 is communicated with the cavity b12, the two probes b32 are clamped in the clamping groove b14, and the heads of the probes b32 extend out of the clamping groove b14, so that the stacked installation of the connecting electrode a2, the connecting electrode b3 and the connecting electrode c4 is realized, the connecting electrode a2, the connecting electrode b3 and the connecting electrode c4 are not in contact with each other, the insulating isolation assembly among the layers of the connecting electrode a2, the connecting electrode b3 and the connecting electrode c4 is realized, the clamping grooves a13, the clamping grooves b14 and the clamping grooves c15 are all formed in the same side wall of the insulating shell 1, and the heads of the probes extend out of the corresponding clamping grooves, so that the connecting electrodes are easy to connect and convenient to assemble.

In this embodiment, the connecting piece a21, the connecting piece b31 and the connecting piece c41 are all arranged in parallel, and in the actual installation process, the positions of the connecting piece b31 and the connecting piece c41 can be adjusted by fine adjustment in an up-down lifting mode, so that the SPD and SCB wiring holes are compatible

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A multilayer busbar short circuit strip which characterized in that: the connecting electrode is installed on the insulating shell, the connecting electrodes are distributed in a stacked interval mode, and every two of the connecting electrodes are not conducted.

2. The multilayer bus bar of claim 1, wherein: the connecting electrode is divided into a connecting electrode a, a connecting electrode b and a connecting electrode c, the connecting electrode a is installed on the outer side wall of the insulating shell, the connecting electrode b and the connecting electrode c are both installed in the insulating shell, and the connecting electrode b is located between the connecting electrode c and the connecting electrode c.

3. The multilayer bus bar of claim 2, wherein: the connecting electrode a comprises a connecting sheet a, probes a are arranged at two ends of the connecting sheet a, the connecting electrode b comprises a connecting sheet b, probes b are arranged at two ends of the connecting sheet b, the connecting electrode c comprises a connecting sheet c, and probes c are arranged at two ends of the connecting sheet c.

4. The multilayer bus bar of claim 3, wherein: two clamping grooves c are formed in the front side of the insulating shell, the two probes a are clamped in the clamping grooves c, the heads of the probes a extend out of the clamping grooves c, a notch is formed in the insulating shell between the two clamping grooves c, and the connecting sheet a is located in the notch.

5. The multilayer bus bar of claim 4, wherein: the insulation shell is of a hollow structure, a partition plate is arranged in a cavity of the insulation shell and divides the insulation shell into a cavity a and a cavity b, the cavity a surrounds the cavity b, the connecting electrode b is located in the cavity b, and the connecting electrode c is located in the cavity a.

6. The multilayer bus bar of claim 5, wherein: two clamping grooves a are formed in the front side wall and are communicated with the cavity a, the two probes c are clamped in the clamping grooves a, and the heads of the probes c extend out of the clamping grooves a.

7. The multilayer bus bar of claim 6, wherein: two clamping grooves b are further formed in the front side wall and are communicated with the cavity b, the two probes b are clamped in the clamping grooves b, and the heads of the probes b extend out of the clamping grooves b.

8. The multilayer bus bar of claim 7, wherein: the insulating shell is in a long strip shape.