CN217468280U - Solid-sealed polar pole of isolating circuit breaker - Google Patents

Abstract

The utility model discloses an isolation breaker embedded pole, which comprises an encapsulation main body made of insulating material, wherein the encapsulation main body is of a horn structure; the vacuum arc extinguish chamber, the isolation stationary contact, the upper connecting sleeve, the lower connecting sleeve, the electric display sensor and the plurality of fixing pieces are respectively wrapped by the packaging main body; the vacuum arc-extinguishing chamber is arranged at the upper part of the packaging main body; the isolation static contact is arranged at the lower part of the packaging main body and is connected with the vacuum arc-extinguishing chamber; the upper connecting sleeve and the lower connecting sleeve are respectively arranged at the upper end and the lower end of the packaging main body; the electric display sensor is arranged at the lower end of the packaging main body; the fixing pieces are respectively arranged on the side surfaces of the packaging main body. The utility model discloses all sealed vacuum interrupter and electrified part, realized full insulation, totally enclosed structure, realized small and light in weight's effect.

Description

Solid-sealed polar pole of isolating circuit breaker

Technical Field

The utility model relates to a switchgear technical field especially relates to an isolation circuit breaker seals utmost point post admittedly.

Background

The solid-sealed pole is a pole formed by embedding conductive parts related to a Vacuum interrupter (Vacuum interrupter) and a Circuit breaker (Circuit-breaker) into easily-cured solid insulating materials such as epoxy resin or thermoplastic materials, so that the whole pole of the Circuit breaker becomes an integral part. Some prior art isolation circuit breakers have vacuum interrupters that are susceptible to the external environment. Therefore, in view of the defects of the above-mentioned solutions in actual manufacturing and implementation and use, the present invention provides an isolated circuit breaker embedded pole, which is modified and improved, and is based on the acquired spirit and concept, assisted by professional knowledge and experience, and created after many times of ingenuity and experiments, so as to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an isolation circuit breaker seals utmost point post admittedly to in order to solve foretell problem.

The utility model relates to an isolation circuit breaker seals utmost point post admittedly can realize through following technical scheme:

the utility model relates to an isolation breaker solid-sealed polar pole, which comprises a packaging main body made of insulating material, wherein the packaging main body is in a horn structure; the vacuum arc extinguish chamber, the isolation stationary contact, the upper connecting sleeve, the lower connecting sleeve, the electric display sensor and the plurality of fixing pieces are respectively wrapped by the packaging main body; the vacuum arc-extinguishing chamber is arranged at the upper part of the packaging main body; the isolation static contact is arranged at the lower part of the packaging main body and is connected with the vacuum arc-extinguishing chamber; the upper connecting sleeve and the lower connecting sleeve are respectively arranged at the upper end and the lower end of the packaging main body; the electric display sensor is arranged at the lower end of the packaging main body; the plurality of fixing pieces are respectively arranged on the side surfaces of the packaging main body.

In one embodiment, a partition is disposed in the package body, and the partition divides the package body into an upper cavity and a lower cavity.

In one embodiment, the vacuum arc-extinguishing chamber is disposed in the upper cavity, and the lower end of the isolated stationary contact is disposed in the lower cavity.

In one embodiment, the material of the package body is epoxy resin.

In one embodiment, the isolating stationary contact, the upper connecting sleeve and the lower connecting sleeve are made of T2 red copper.

In one embodiment, the isolation static contact, the upper connecting sleeve and the lower connecting sleeve are made of T2 red copper plated with silver of 3-5 um.

In one embodiment, the electronic display sensor is electrically connected to a charged indicator or ground.

In one embodiment, the isolated stationary contact is connected to the vacuum interrupter by a connecting member.

In one embodiment, a washer is further disposed on the connecting member.

In one embodiment, the washer is a spring washer.

Compared with the prior art, the utility model relates to an isolation circuit breaker seals utmost point post admittedly does:

the utility model relates to an isolation breaker solid-sealed polar pole, which is characterized in that a vacuum arc extinguish chamber and an isolation stationary contact are fixedly connected by using a connecting piece; then, the vacuum arc-extinguishing chamber and the isolation stationary contact which are fixedly connected in advance, the upper connecting sleeve, the lower connecting sleeve, the electric display sensor and the plurality of fixing pieces are placed in a preset pressure gel mold together, and epoxy resin is used as a main material and is integrally pressed and molded through vacuum pressure gel, so that the required isolation circuit breaker solid-sealed polar pole is obtained through solid sealing, the problem that a common vacuum arc-extinguishing chamber is easily affected by the external environment is effectively solved, a full-insulation and full-closed structure is realized, and the effects of small size and light weight are realized; the packaging main body adopts a modular design, the structure is simple, the production efficiency is greatly improved, and the production cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic cross-sectional structure diagram of an isolation breaker sealed pole column of the present invention;

fig. 2 is an assembly view of a three-phase isolating circuit breaker embedded pole.

The following are marked in the figure: 11, packaging the main body; 111, a separator; 112, an upper chamber; 113, a lower chamber; 12, a vacuum arc-extinguishing chamber; 13, isolating the stationary contact; 14, connecting a sleeve; 15, a lower connecting sleeve; 16, an electronic display sensor; 17, a fixing member; 18, a connecting piece; 181, a gasket.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the 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 invention, as presented in the figures, 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.

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 or explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper" and "lower" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention.

Further, in the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "connected" and "connected" should be broadly construed, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.

Referring to fig. 1, the isolation circuit breaker embedded pole of the present invention mainly includes an encapsulation main body 11, a vacuum arc extinguish chamber 12, an isolation stationary contact 13, an upper connection sleeve 14, a lower connection sleeve 15, an electric display sensor 16 and a plurality of fixing members 17; the packaging body 11 is made of an insulating material and is in a horn structure, and is used for packaging the vacuum arc-extinguishing chamber 12 and the charged component to prevent the vacuum arc-extinguishing chamber from being influenced by the external environment; the vacuum arc-extinguishing chamber 12, the isolated stationary contact 13, the upper connecting sleeve 14, the lower connecting sleeve 15, the electric display sensor 16 and the plurality of fixing pieces 17 are all wrapped in the packaging main body 11; the vacuum arc-extinguishing chamber 12 is arranged at the upper part of the packaging main body 11 and mainly plays roles in arc extinguishing and breaking; the isolation stationary contact 13 is arranged at the lower part of the packaging main body 11 and is connected with the vacuum arc-extinguishing chamber 12; the upper connecting sleeve 14 and the lower connecting sleeve 15 are respectively arranged at the upper end and the lower end of the packaging main body 11, and the upper connecting sleeve and the lower connecting sleeve are respectively connected with corresponding wire bodies; the electric display sensor 16 is arranged at the lower end of the packaging main body 11 and is used for detecting whether the electricity is charged in real time; the fixing members 17 are respectively disposed on the side surfaces of the package body 11, and function to fix the package body 11.

Referring to fig. 1, in this embodiment, a partition plate 111 is disposed in the package main body 11, the package main body 11 is divided into an upper cavity 112 and a lower cavity 113 by the partition plate 111, the vacuum interrupter 12 is disposed in the upper cavity 112, and a lower end of the isolation stationary contact 13 is disposed in the lower cavity 113. In this embodiment, the package body 11 is made of epoxy resin; the vacuum arc-extinguishing chamber 12 can reduce the electric arc during opening to the maximum extent and break the circuit in the shortest time.

Referring to fig. 1, in the present embodiment, the isolation stationary contact 13, the upper connection sleeve 14 and the lower connection sleeve 15 are made of T2 red copper; preferably, the isolation stationary contact 13, the upper connecting sleeve 14 and the lower connecting sleeve 15 are made of T2 red copper plated with silver of 3-5um, so that the isolation stationary contact has good conductivity. The capacity of the electric display sensor 16 is 10-50PF, and preferably, the capacity of the electric display sensor 16 is 20 PF; the electronic display sensor 16 may be connected to the live indicator or may be directly grounded.

Referring to fig. 1, the isolated stationary contact 13 is connected to the vacuum interrupter 12 through a connecting member 18, in this embodiment, the connecting member 18 is a socket head cap screw; in order to enhance the stable connection between the isolated stationary contact 13 and the vacuum interrupter 12, a washer 181 is further disposed on the connecting member 18, and specifically, the washer 181 is a spring washer.

Referring to fig. 2, three-phase disconnecting circuit breaker embedded poles 10 are respectively installed in a switch cabinet and then connected together by using a bus connection system to complete circuit connection or disconnection of a line.

It should be noted that, the isolating circuit breaker embedded pole of the present invention uses the connecting piece 18 to fixedly connect the vacuum interrupter 12 and the isolating stationary contact 13 together; then, with the vacuum arc-extinguishing chamber 12 as a central skeleton, the vacuum arc-extinguishing chamber 12 and the isolation stationary contact 13, which are fixedly connected in advance, the upper connecting sleeve 14, the lower connecting sleeve 15, the electric display sensor 16 and the plurality of fixing pieces 17 are placed together in a preset pressure gel mold, and epoxy resin is used as a main material to be integrally pressed and molded through vacuum pressure gel, so that the required isolation breaker solid-sealed pole is obtained through solid sealing.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. An isolation circuit breaker embedded pole is characterized by comprising an encapsulation main body, a pole body and a pole body, wherein the encapsulation main body is made of insulating materials and is of a claw structure; the vacuum arc extinguish chamber, the isolation stationary contact, the upper connecting sleeve, the lower connecting sleeve, the electric display sensor and the plurality of fixing pieces are respectively wrapped by the packaging main body; the vacuum arc-extinguishing chamber is arranged at the upper part of the packaging main body; the isolation static contact is arranged at the lower part of the packaging main body and is connected with the vacuum arc-extinguishing chamber; the upper connecting sleeve and the lower connecting sleeve are respectively arranged at the upper end and the lower end of the packaging main body; the electric display sensor is arranged at the lower end of the packaging main body; the fixing pieces are respectively arranged on the side surfaces of the packaging main body.

2. The isolated circuit breaker embedded pole according to claim 1, wherein a partition is disposed in the package body, and the partition divides the package body into an upper cavity and a lower cavity.

3. The isolated circuit breaker embedded pole of claim 2, wherein the vacuum interrupter is disposed in the upper cavity, and the lower end of the isolated stationary contact is disposed in the lower cavity.

4. The isolated circuit breaker embedded pole according to claim 2, wherein the material of the packaging body is epoxy resin.

5. The isolating breaker embedded pole according to claim 1, wherein the isolating stationary contact, the upper connecting sleeve and the lower connecting sleeve are made of T2 red copper.

6. The isolated circuit breaker embedded pole of claim 5, wherein the isolated stationary contact, the upper connection sleeve and the lower connection sleeve are made of T2 red copper plated with 3-5um silver.

7. The isolating circuit breaker embedded pole of claim 1, wherein the electronic display sensor is electrically connected to a live indicator or a ground.

8. The isolated circuit breaker embedded pole of claim 1, wherein the isolated stationary contact is connected with the vacuum interrupter through a connecting piece.

9. The isolated circuit breaker embedded pole of claim 8, wherein a gasket is further disposed on the connecting member.

10. The isolated circuit breaker embedded pole of claim 9, wherein the gasket is a spring gasket.

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