CN217655819U

CN217655819U - Novel breaker on primary and secondary fusion post

Info

Publication number: CN217655819U
Application number: CN202221488592.2U
Authority: CN
Inventors: 杨石甫; 金雄辉; 王孝雨
Original assignee: Tianmei Electric Co ltd
Current assignee: Tianmei Electric Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-10-25
Anticipated expiration: 2032-06-15

Abstract

The utility model discloses a novel circuit breaker on primary and secondary fusion post, including base and vacuum circuit breaker, the fixed welding of bottom bilateral symmetry of base has chain axle, just the inside set up screw hole of chain axle, one side fixedly connected with link of base, the opposite side of base is provided with energy storage operating handle, is close to one side of energy storage operating handle is connected with the energy storage signboard, one side of energy storage signboard is provided with divide-shut brake operating handle, the vertical bolted connection of vacuum circuit breaker is at the top of base, just vacuum circuit breaker is provided with threely, and is three vacuum circuit breaker's interval equals, vacuum circuit breaker's inside is provided with the limiting plate, limiting plate bolted connection is at the top of base, the top of limiting plate is connected with the terminal of being qualified for the next round of competitions. This kind of novel circuit breaker on one secondary fusion post, simple structure, the modern design has higher availability factor.

Description

Novel breaker on primary and secondary fusion post

Technical Field

The utility model relates to an electrical accessories technical field specifically is a novel circuit breaker on primary and secondary fusion post.

Background

Primary and secondary equipment of a power distribution network is a key technology for guaranteeing normal operation of a power grid. The construction and development of the power distribution network in China are obviously lagged behind those of the power generation and transmission professions, according to statistics, more than 95% of power failure of users is caused by the power distribution network system, meanwhile, nearly half of loss of the power distribution network occurs in the power distribution network, the automation and intelligence levels of the power distribution network are in a low development state, and the power distribution network is called as a weak link of the power distribution network development in China. Along with the gradual implementation of a power grid company to the construction of a strong intelligent power grid and the ubiquitous power internet of things planning, the existing primary and secondary fusion pole-mounted circuit breaker is relatively single in function and possibly has certain potential safety hazards, so that the improvement is made, and a novel primary and secondary fusion pole-mounted circuit breaker is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a novel circuit breaker on primary and secondary fusion post, including base and vacuum circuit breaker, the fixed welding of bottom bilateral symmetry of base has chain axle, just the inside set up screw hole of chain axle, one side fixedly connected with link of base, the opposite side of base is provided with energy storage operating handle, is close to one side of energy storage operating handle is connected with the energy storage signboard, one side of energy storage signboard is provided with divide-shut brake operating handle, the vertical bolted connection of vacuum circuit breaker is at the top of base, just vacuum circuit breaker is provided with threely, and is three vacuum circuit breaker's interval equals, vacuum circuit breaker's inside is provided with the limiting plate, limiting plate bolted connection is at the top of base, the top of limiting plate is connected with the terminal of being qualified for the next round of competitions.

As a preferred technical scheme of the utility model, the top of link is connected with the insulator, the insulator aligns the setting with vacuum circuit breaker.

As a preferred technical scheme of the utility model, the top fixedly connected with junction pole of insulator, the top bolted connection of junction pole has the isolation blade.

As a preferred technical scheme of the utility model, the other end of keeping apart the blade has electronic type combination mutual-inductor through dwang swing joint, just electronic type combination mutual-inductor's one end and vacuum circuit breaker's one end fixed connection.

As a preferred technical scheme of the utility model, the one end fixedly connected with connecting rod of base, the one end of connecting rod is connected with the feeder terminal.

As a preferred technical scheme of the utility model, vacuum circuit breaker's the fixed binding post that is provided with in top, one side of binding post sets up the mount.

The utility model has the advantages that:

the top of the connecting frame is connected with an insulator, the insulator is aligned with the vacuum circuit breaker, the insulator is connected with the top of the connecting frame and can firmly support and fix a current-carrying conductor, good insulation is formed between the current-carrying conductor and the ground, the top of the insulator is fixedly connected with a junction pole, the top of the junction pole is in bolted connection with an isolation blade, when a circuit operated by the isolation switch breaks down, a large current flows in the blade, so that the two blades tightly clamp a fixed contact, and the blade can not break away from the original position due to vibration to cause the danger of accident expansion.

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 perspective view of a novel primary and secondary fused pole upper circuit breaker of the present invention;

fig. 2 is a side view of a novel primary and secondary fused pole top circuit breaker of the present invention;

fig. 3 is a front view of the novel primary and secondary fused pole upper circuit breaker.

In the figure: 1. a base; 2. a connecting frame; 3. a linking shaft; 4. an energy storage operating handle; 5. an energy storage signboard; 6. a switching-on/off operation handle; 7. a limiting plate; 8. a wiring terminal; 9. an insulator; 10. isolating the blade; 11. rotating the rod; 12. a vacuum circuit breaker; 13. a wiring terminal; 14. an electronic combined transformer; 15. a wire connecting rod; 16. and a feeder terminal.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.

Example (b): as shown in fig. 1-3, the utility model relates to a novel circuit breaker on primary and secondary fusion post, including base 1 and vacuum circuit breaker 12, the fixed welding of base 1's bottom bilateral symmetry has interlocking axle 3, and the inside screw hole of seting up of interlocking axle 3, one side fixedly connected with link 2 of base 1, base 1's opposite side is provided with energy storage operating handle 4, one side that is close to energy storage operating handle 4 is connected with energy storage signboard 5, one side of energy storage signboard 5 is provided with divide-shut brake operating handle 6, the vertical bolted connection of vacuum circuit breaker 12 is at base 1's top, and vacuum circuit breaker 12 is provided with threely, three vacuum circuit breaker 12's interval equals, vacuum circuit breaker 12's inside is provided with limiting plate 7, limiting plate 7 bolted connection is at base 1's top, limiting plate 7's top is connected with outlet terminal 8.

The top of the connecting frame 2 is connected with an insulator 9, the insulator 9 is aligned with the vacuum circuit breaker 12, and the top of the connecting frame 2 is connected with the insulator 9 to firmly support and fix a current-carrying conductor so as to form good insulation between the current-carrying conductor and the ground.

The top of the insulator 9 is fixedly connected with a wiring rod 15, a bolt at the top of the wiring rod 15 is connected with an isolation blade 10, when a circuit operated by the isolation switch breaks down due to the isolation blade 10, a large current flows in the blades, so that the two blades tightly clamp a fixed contact, and the blades cannot break away from the original position due to vibration to cause the risk of accident enlargement.

The other end of the isolation blade 10 is movably connected with an electronic combination transformer 14 through a rotating rod 11, and one end of the electronic combination transformer 14 is fixedly connected with one end of a vacuum circuit breaker 12.

The feeder terminal 16 is arranged, has functions of remote signaling, remote measurement and remote control, and has the capacity of capturing fault signals (phase short circuit, single-phase grounding and the like), and is combined with a primary switch (a circuit breaker, a load switch, a recloser and the like) and is matched with a power distribution cell main station (or a power distribution main station) in a networking manner, so that fault diagnosis, fault section isolation, network reconfiguration and normal power supply of a non-fault section of a 10KV feeder can be completed.

Wherein, the fixed binding post 13 that is provided with in vacuum circuit breaker 12's top, one side of binding post 13 sets up the mount.

The working principle is as follows: when the intelligent isolation switch is used, the top of the connecting frame 2 is connected with an insulator 9, the insulator 9 is arranged in alignment with the vacuum circuit breaker 12, the insulator 9 is connected with the top of the connecting frame 2 and can firmly support and fix a current-carrying conductor, good insulation is formed between the current-carrying conductor and the ground, the top of the insulator 9 is fixedly connected with a wiring rod 15, the top of the wiring rod 15 is in bolted connection with an isolation blade 10, when a circuit operated by the isolation switch breaks down through the isolation blade 10, a large current flows in the blade, so that the two blades tightly clamp a fixed contact, the blade cannot break away from the original position due to vibration to cause the danger of accident expansion, the other end of the isolation blade 10 is movably connected with an electronic combined transformer 14 through a rotating rod 11, one end of the electronic combined transformer 14 is fixedly connected with one end of the vacuum circuit breaker 12, one end of the base 1 is fixedly connected with a connecting rod, one end of the connecting rod is connected with a feeder terminal 16, besides remote signaling, remote measurement and remote control functions, the intelligent isolation switch has the capability of capturing fault signals (phase-to-phase short circuit, single-phase grounding and the like), a primary switch (a load switch, a power distribution area, a distribution main station (KV) can be matched with a fault network, a fault diagnosis mechanism of a fault section can be completed by a fault network, and a fault isolation section can be completed by the fault isolation mechanism can be matched with a fault isolation main station 10.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

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 according to specific situations by those of ordinary skill in the art.

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 above, 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 novel circuit breaker on secondary fusion post, includes base (1) and vacuum circuit breaker (12), its characterized in that, the fixed welding of bottom bilateral symmetry of base (1) has interlock axle (3), just the inside set screw hole of interlock axle (3), one side fixedly connected with link (2) of base (1), the opposite side of base (1) is provided with energy storage operating handle (4), is close to one side of energy storage operating handle (4) is connected with energy storage signboard (5), one side of energy storage signboard (5) is provided with divide-shut brake operating handle (6), the vertical bolted connection of vacuum circuit breaker (12) is at the top of base (1), just vacuum circuit breaker (12) are provided with threely, and is three the interval of vacuum circuit breaker (12) equals, the inside of vacuum circuit breaker (12) is provided with limiting plate (7), limiting plate (7) bolted connection is at the top of base (1), the top of limiting plate (7) is connected with outgoing line terminal (8).

2. A novel once-twice fused pole-mounted circuit breaker as claimed in claim 1, wherein said connecting frame (2) is connected at its top with an insulator (9), said insulator (9) being arranged in alignment with the vacuum circuit breaker (12).

3. A novel primary and secondary fused pole-mounted circuit breaker as claimed in claim 2, wherein a terminal rod (15) is fixedly connected to the top of said insulator (9), and the top of said terminal rod (15) is bolted with an isolating blade (10).

4. The novel once-and-twice fused pole-mounted circuit breaker as claimed in claim 3, wherein the other end of the isolating blade (10) is movably connected with an electronic combined transformer (14) through a rotating rod (11), and one end of the electronic combined transformer (14) is fixedly connected with one end of the vacuum circuit breaker (12).

5. A novel primary-secondary fused pole-mounted circuit breaker as claimed in claim 1, wherein one end of said base (1) is fixedly connected with a connecting rod, and one end of said connecting rod is connected with a feeder terminal (16).

6. A novel primary and secondary fusion pole-mounted circuit breaker according to claim 1, characterized in that the top of the vacuum circuit breaker (12) is fixedly provided with a connecting terminal (13), and one side of the connecting terminal (13) is provided with a fixing frame.