CN209981094U

CN209981094U - Fuse circuit breaker

Info

Publication number: CN209981094U
Application number: CN201920770941.1U
Authority: CN
Inventors: 朱宝生; 石福义; 徐锡军; 陈教民
Original assignee: Zhejiang Zhongyi Electric Power Technology Co Ltd
Current assignee: Zhejiang Zhongyi Electric Power Technology Co Ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-01-21
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses a fusion breaker, which comprises a fusion breaker main body, an installation box, a configuration box, an insulating cylinder, an incoming line terminal, a line outgoing terminal, a carrying handle, a switching-off indicator, an energy storage switching-off handle, a manual switching-off handle, an installation frame, a ground wire terminal, an aviation socket and a hanging ring, wherein the installation box is arranged on the outer wall of one side of the fusion breaker main body, and the insulating cylinders are fixedly arranged on the outer walls of the two sides of the installation box; the circuit breaker has compact structure and reasonable layout; all indexes meet the primary and secondary fusion requirements of the national network, uniform purchase and batch production are facilitated, and the method has the characteristics of wide measurement range, high measurement precision and high reliability; the box body of the circuit breaker is made of stainless steel, and the protection grade is not lower than IP 67; the shell is provided with an obvious brake opening and closing position indicator which is easy to observe on the ground, and the indicator is reliably connected with the operating mechanism and has reliable indication action; the case surface bulges can not store water for a long time.

Description

Fuse circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field specifically is a fuse circuit breaker.

Background

With the widespread use of sulfur hexafluoride circuit breakers in the development market of society, sulfur hexafluoride circuit breakers are one type of circuit breaker that utilizes sulfur hexafluoride gas as an arc extinguishing medium and an insulating medium; the sulfur hexafluoride is used as an arc extinguishing medium in the circuit breaker from the beginning of the twentieth century and the fifties, and due to the excellent characteristics of the gas, the single fracture of the circuit breaker is greatly higher than that of a compressed air circuit breaker and a less-oil circuit breaker in the aspects of voltage, current parameters and the like; the main function of the circuit breaker is mainly that a permanent magnet mechanism arranged in the circuit breaker drives a moving contact in a vacuum arc extinguish chamber to move up and down, so that the moving contact at the lower end in the vacuum arc extinguish chamber and a static contact at the upper end are opened or closed, and the current is disconnected and closed in the operation of a power grid, the existing circuit breaker is relatively mature in technology, but the existing circuit breaker is relatively uniform in structure; the current circuit breaker casing receives outdoor environment to influence easily and produces the corrosion, influences life, does not set up transport handle and rings, is unfavorable for the transport installation in later stage, and the easy fish tail box surface spraying layer of hoist and mount in-process influences the use, and the easy ponding in top of circuit breaker casing causes the corrosion of circuit breaker easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fuse circuit breaker to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a fusion breaker comprises a fusion breaker main body, an installation box, a configuration box, an insulating cylinder, a wire inlet terminal, a wire outlet terminal, a carrying handle, an opening and closing indicator, an energy storage opening handle, a manual opening handle, an installation frame, a ground wire terminal, an aviation socket and a hanging ring, wherein the installation box is arranged on the outer wall of one side of the fusion breaker main body, the insulating cylinder is fixedly installed on the outer walls of the two sides of the installation box in a distributed mode, the wire inlet terminal and the wire outlet terminal are respectively and fixedly installed at one end of the insulating cylinder at the two sides of the fusion breaker main body, the carrying handle is symmetrically welded and fixed on the outer walls of the two sides of the top end of the installation box, the fusion breaker main body is fixed with the configuration box through bolts on the outer wall on one side of the installation box, the energy storage opening handle is fixedly installed at the center of the outer wall on one side of the, fuse circuit breaker main part and lie in fixed mounting on the outer wall of configuration case one side and have the divide-shut brake indicator, the configuration case is located fixed mounting on the one side outer wall of divide-shut brake indicator below has the energy storage indicator, fuse circuit breaker main part and inlay on the bottom outer wall that lies in configuration case one side and install the aviation socket, fuse circuit breaker main part and lie in fixedly connected with ground wire terminal on the bottom outer wall of install bin one side.

Furthermore, it has the mounting bracket to fuse circuit breaker main part and be located welded fastening on the bottom both sides outer wall of install bin, and has seted up the mounting hole on the bottom outer wall of mounting bracket distributes.

Furthermore, the outer walls of the top ends of the installation box and the configuration box are convex, and paint is sprayed on the outer walls of the installation box and the configuration box.

Further, the outer wall of one side of the fused circuit breaker main body is fixedly provided with a nameplate in a fitting mode, and the nameplate is made of stainless steel materials.

Furthermore, rings are symmetrically welded and fixed on the outer wall of the top end of the installation box.

Furthermore, a current transformer and a zero sequence voltage sensor are arranged inside the fusion breaker main body.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model has the advantages of compact structure, reasonable layout, complete functions, various indexes all meeting the primary and secondary fusion requirements of the national network, convenient uniform purchasing and batch production of the national network, wide measuring range, high measuring precision and high reliability; the breaker box body is made of 3mm304 stainless steel, and the protection grade is not lower than IP 67; the shell is provided with an obvious brake opening and closing position indicator which is easy to observe on the ground, and the indicator is reliably connected with the operating mechanism and has reliable indication action; the bulge on the surface of the shell can not store water for a long time, and the shell is provided with a carrying handle to avoid pulling the wire-out sleeve; the hanging ring for hanging is configured, so that the switch equipment in hanging can be kept horizontal, no friction contact exists between the hanging chain and any part, and the spraying layer on the surface of the box body is prevented from being scratched in the hanging process.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic view of the overall front view structure of the present invention;

FIG. 2 is a schematic overall side view of the present invention;

in the figure: 1. a fused circuit breaker body; 2. installing a box; 3. a configuration box; 4. an insulating cylinder; 5. an incoming terminal; 6. an outlet terminal; 7. carrying handles; 8. a switching-on/off indicator; 9. an energy storage indicator; 10. an energy storage brake separating handle; 11. a manual brake-separating handle; 12. a mounting frame; 13. a ground wire terminal; 14. an aviation socket; 15. a lifting ring.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a fusion breaker comprises a fusion breaker main body 1, an installation box 2, a configuration box 3, an insulating cylinder 4, an incoming line terminal 5, an outgoing line terminal 6, a carrying handle 7, a switching indicator 8, an energy storage indicator 9, an energy storage switching handle 10, a manual switching handle 11, an installation frame 12, a ground line terminal 13, an aviation socket 14 and a hanging ring 15, wherein the installation box 2 is arranged on the outer wall of one side of the fusion breaker main body 1, the insulating cylinders 4 are distributed and fixedly installed on the outer walls of two sides of the installation box 2, one ends of the insulating cylinders 4 on two sides of the fusion breaker main body 1 are respectively fixedly installed with the incoming line terminal 5 and the outgoing line terminal 6, the carrying handles 7 are symmetrically welded and fixed on the outer walls of two sides of the top end of the installation box 2, the configuration box 3 is fixed on the outer wall of the fusion breaker main body 1 on one side of the installation box 2 through bolts, the energy storage switching handle, a manual opening handle 11 is fixedly installed on the outer wall of one side of the configuration box 3 below the energy storage opening handle 10, an opening and closing indicator 8 is fixedly installed on the outer wall of one side of the fusion breaker main body 1 below the configuration box 3, an energy storage indicator 9 is fixedly installed on the outer wall of one side of the configuration box 3 below the opening and closing indicator 8, and an aviation socket 14 is embedded and installed on the outer wall of the bottom end of the fusion breaker main body 1 at one side of the configuration box 3; a ground wire terminal 13 is fixedly connected to the outer wall of the bottom end of the fusion breaker main body 1 at one side of the installation box 2; the outer walls of the two sides of the bottom end of the installation box 2 of the fusion breaker main body 1 are fixedly welded with installation frames 12, installation holes are distributed in the outer wall of the bottom end of the installation frame 12, and the installation of the breaker is carried out through the cooperation of the installation frame 12 and the installation holes and the later-stage bolts, so that the use is convenient; the outer walls of the top ends of the installation box 2 and the configuration box 3 are convex, and paint is sprayed on the outer walls of the installation box 2 and the configuration box 3, so that water accumulation on the outer wall of the top end of the circuit breaker is avoided through the structure; a nameplate is fixedly attached to the outer wall of one side of the fusion breaker main body 1, the nameplate is made of stainless steel, the nameplate is weather-resistant and corrosion-resistant, clear visibility in the using process is guaranteed, and the content of the nameplate meets the requirements of national relevant standards; hanging rings 15 are symmetrically welded and fixed on the outer wall of the top end of the installation box 2, and later-stage hoisting is facilitated through the hanging rings 15; the current transformer and the zero sequence voltage sensor are arranged in the fusion breaker main body 1, so that the integrity of the breaker is ensured, and the later breaker has the characteristics of wide measurement range, high measurement precision and high reliability; the fusion breaker is a new generation product developed according to the new network access requirement of the national network primary-secondary fusion complete set of column switches, the switch configuration completely meets the national network primary-secondary fusion complete set requirement, and the national network uniform purchase and batch production are facilitated; the switch has compact structure, reasonable layout and complete functions, and all indexes meet the primary and secondary fusion requirements of national network; the protection CT, the zero sequence CT and the zero sequence voltage sensor with unified parameters are adopted, and the method has the characteristics of wide measurement range, high measurement precision and high reliability; the breaker box body is made of 3mm304 stainless steel, and the protection grade is not lower than IP 67; the shell is provided with an obvious brake opening and closing position indicator which is easy to observe on the ground, and the indicator is reliably connected with the operating mechanism and has reliable indication action; an antirust grounding screw with the diameter of 12mm is adopted, and a grounding symbol is marked on a grounding point; the surface of the shell is convex, so that water cannot be stored for a long time, and the shell is provided with a carrying handle 7 to avoid pulling out the wire outlet sleeve; the hanging ring 15 for hanging is configured, so that the switch equipment in hanging can be kept horizontal, no friction contact exists between the hanging chain and any part, and the spraying layer on the surface of the box body is prevented from being scratched in the hanging process.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fuse circuit breaker, includes fuse circuit breaker main part (1), install bin (2), configuration case (3), insulating cylinder (4), incoming line terminal (5), outlet terminal (6), transport handle (7), divide-shut brake indicator (8), energy storage indicator (9), energy storage separating brake handle (10), manual separating brake handle (11), mounting bracket (12), ground wire terminal (13), aviation socket (14) and rings (15), its characterized in that: the fuse breaker comprises a fuse breaker main body (1), wherein an installation box (2) is arranged on the outer wall of one side of the fuse breaker main body (1), insulating cylinders (4) are distributed and fixedly installed on the outer walls of the two sides of the installation box (2), one ends of the insulating cylinders (4) on the two sides of the fuse breaker main body (1) are respectively and fixedly installed with an incoming line terminal (5) and an outgoing line terminal (6), carrying handles (7) are symmetrically welded and fixed on the outer walls of the two sides of the top end of the installation box (2), a configuration box (3) is fixed on the outer wall of one side of the installation box (2) through bolts, an energy storage separating brake handle (10) is fixedly installed at the center of the outer wall of one side of the configuration box (3), a manual separating brake handle (11) is fixedly installed on the outer wall of one side of the configuration box (3), and a separating brake indicator (8) is fixedly installed on the outer wall of, configuration case (3) are located one side outer wall of divide-shut brake indicator (8) below and fixedly mounted with energy storage indicator (9), fuse circuit breaker main part (1) and inlay on being located the bottom outer wall of configuration case (3) one side and install aviation socket (14), fuse circuit breaker main part (1) and be located fixedly connected with ground wire terminal (13) on the bottom outer wall of install bin (2) one side.

2. The convergence circuit breaker of claim 1, wherein: fuse circuit breaker main part (1) and be located welded fastening on the bottom both sides outer wall of install bin (2) and have had mounting bracket (12), and distribute on the bottom outer wall of mounting bracket (12) and seted up the mounting hole.

3. The convergence circuit breaker of claim 1, wherein: the top outer walls of the installation box (2) and the configuration box (3) are convex, and paint is sprayed on the outer walls of the installation box (2) and the configuration box (3).

4. The convergence circuit breaker of claim 1, wherein: fuse and laminate on the one side outer wall of circuit breaker main part (1) and be fixed with the data plate, and the data plate is a stainless steel material.

5. The convergence circuit breaker of claim 1, wherein: and hanging rings (15) are symmetrically welded and fixed on the outer wall of the top end of the installation box (2).

6. The convergence circuit breaker of claim 1, wherein: a current transformer and a zero sequence voltage sensor are arranged inside the fusion breaker main body (1).