CN210467452U

CN210467452U - Spliced rear-connected lightning arrester

Info

Publication number: CN210467452U
Application number: CN201921831424.7U
Authority: CN
Inventors: 范威; 朱红玲; 朱阳阳
Original assignee: Sichuan Xiangfengrui Construction Engineering Co ltd
Current assignee: Sichuan Xiangfengrui Construction Engineering Co ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-05-05
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses a splice formula meets arrester after, wherein connect formula shell module after with including splice formula electrode module. The spliced electrode module comprises an insulating silica gel sleeve, a zinc oxide electrode and a binding post; the rear-connected shell module comprises a shell, a lightning protection core, a crimping terminal and a conductive column. The utility model is provided with the splicing type electrode module, which can greatly simplify the installation process; the rear-connected shell module is arranged, so that the lightning protection effect can be enhanced, and the safety can be enhanced; the structure is simple, the practicability is strong, and the method can be widely applied to various circuit protection projects. The problems of complex installation process, high production cost and easy occurrence of safety accidents in the prior art are solved.

Description

Spliced rear-connected lightning arrester

Technical Field

The utility model belongs to connect the arrester field after, concretely relates to splice formula connects arrester after.

Background

With the continuous development of the present technology, the lightning arrester is used for protecting electrical equipment from high transient overvoltage and limiting follow current time and is also used for limiting follow current value assignment. The main material is zinc oxide. The lightning arrester is usually connected between the grid conductor and the earth, but sometimes also beside the electrical winding or between the conductors. Lightning arresters are sometimes also referred to as overvoltage protectors, overvoltage limiters.

The existing back-connected arrester is complex in installation process, high in cost in practical application and easy to cause safety accidents. The splicing type rear-connected lightning arrester is designed aiming at the conditions, so that the installation process is simplified, the production cost is reduced, and the power utilization safety is improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a splice formula meets arrester after, it is complicated to have solved the installation among the prior art, and manufacturing cost is high, the problem of incident appears easily.

The purpose of the utility model can be realized by the following technical scheme:

the spliced rear-connected lightning arrester comprises a spliced electrode module and a rear-connected shell module, wherein the spliced electrode module is arranged at one end of the rear-connected shell module.

The spliced electrode module comprises an insulating silica gel sleeve, a zinc oxide electrode is arranged in the insulating silica gel sleeve, and the insulating silica gel sleeve is tightly attached to the zinc oxide electrode.

One end of the zinc oxide electrode is provided with a splicing groove, and the other end of the zinc oxide electrode is provided with a binding post which penetrates through the insulating silica gel sleeve and is communicated with the zinc oxide electrode.

The rear-connected shell module comprises a shell, wherein a lightning protection core is arranged in the shell, a crimping terminal is arranged on the lightning protection core, a conductive column is arranged on the crimping terminal, and the conductive column is arranged in a hole groove.

And a semi-conducting layer for protecting the lightning protection core and a limiting block for limiting and fixing the insulating silica gel sleeve are arranged in the shell.

The insulating silica gel sleeve is provided with corrugations.

The upper end of casing is equipped with the dust cap, and the one end of casing is equipped with the ground connection hole, the lower extreme of casing is equipped with the lower extreme cover, lower extreme cover and earth connection fixed connection.

When the splicing type electrode module is spliced with the rear-connected type shell module, the conductive posts are tightly attached to the splicing grooves, and the insulating silica gel sleeve is tightly attached to the hole grooves.

And an insulating protection plug is arranged on one side of the crimping terminal, and a rear end cover is arranged on one side of the upper end of the shell.

The utility model has the advantages that:

1. the utility model is provided with the splicing type electrode module, which can greatly simplify the installation process;

2. the utility model is provided with the rear-connected shell module, which can strengthen the lightning protection effect and the safety;

3. the utility model discloses simple structure, the practicality is strong, can the wide application with multiple circuit protection engineering in.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic diagram of a spliced-electrode module according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a rear connected housing module according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, a spliced rear-connected lightning arrester includes two parts, namely a spliced electrode module 1 and a rear-connected housing module 2, where the spliced electrode module 1 is disposed at one end of the rear-connected housing module 2.

As shown in fig. 2, the spliced electrode module 1 includes an insulating silica gel sleeve 11, the insulating silica gel sleeve 11 is provided with corrugations 13, the insulating silica gel sleeve 11 is provided with a zinc oxide electrode 12, and the insulating silica gel sleeve 11 is tightly attached to the zinc oxide electrode 12. One end of the zinc oxide electrode 12 is provided with a splicing groove 15, and the other end is provided with a binding post 14 which penetrates through the insulating silica gel sleeve 11 and is communicated with the zinc oxide electrode 12.

As shown in fig. 3, the rear shell module 2 includes a shell 21, a dust cap 22 is disposed at an upper end of the shell 21, and a ground hole 23 is disposed at one end of the shell 21. The lower end of the housing 21 is provided with a lower end cap 212, and the lower end cap 212 is fixedly connected with a grounding wire 213. The lightning protection device is characterized in that a lightning protection core 25 is arranged in the shell 21, a crimping terminal 211 is arranged on the lightning protection core 25, a conductive column 27 is arranged on the crimping terminal 211, and the conductive column 27 is arranged in the hole groove 28. It should be noted that, when the splicing type electrode module 1 is spliced with the rear-connected type housing module 2, the conductive column 27 is tightly attached to the splicing groove 15, and the insulating silica gel sleeve 11 is tightly attached to the hole groove 28. The shell 21 is internally provided with a semi-conducting layer 26 for protecting the lightning protection core 25 and a limiting block 24 for limiting and fixing the insulating silica gel sleeve 11, one side of the crimping terminal 211 is provided with an insulating protection plug 29, and one side of the upper end of the shell 21 is provided with a rear end cover 210.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A spliced rear-connected arrester comprises a spliced electrode module (1) and a rear-connected shell module (2), and is characterized in that the spliced electrode module (1) is arranged at one end of the rear-connected shell module (2);

the spliced electrode module (1) comprises an insulating silica gel sleeve (11), a zinc oxide electrode (12) is arranged in the insulating silica gel sleeve (11), and the insulating silica gel sleeve (11) is tightly attached to the zinc oxide electrode (12);

one end of the zinc oxide electrode (12) is provided with a splicing groove (15), and the other end is provided with a binding post (14) which penetrates through the insulating silica gel sleeve (11) and is communicated with the zinc oxide electrode (12);

the rear-connected shell module (2) comprises a shell (21), wherein a lightning protection core (25) is arranged in the shell (21), a crimping terminal (211) is arranged on the lightning protection core (25), a conductive column (27) is arranged on the crimping terminal (211), and the conductive column (27) is arranged in a hole groove (28);

and a semi-conducting layer (26) for protecting the lightning protection core (25) and a limiting block (24) for limiting and fixing the insulating silica gel sleeve (11) are arranged in the shell (21).

2. Spliced type rear arrester according to claim 1, characterized in that the insulating silica gel casing (11) is provided with corrugations (13).

3. The splicing type rear lightning arrester as claimed in claim 1, wherein the upper end of the housing (21) is provided with a dust cap (22), one end of the housing (21) is provided with a grounding hole (23), the lower end of the housing (21) is provided with a lower end cap (212), and the lower end cap (212) is fixedly connected with a grounding wire (213).

4. The spliced type rear-connected arrester according to claim 1, wherein when the spliced type electrode module (1) and the rear-connected shell module (2) are spliced, the conductive column (27) is tightly attached in the splicing groove (15), and the insulating silica gel sleeve (11) is tightly attached in the hole groove (28).

5. A spliced type rear lightning arrester according to claim 1, characterized in that one side of the crimp terminal (211) is provided with an insulating protection plug (29), and the upper end side of the housing (21) is provided with a rear end cap (210).