CN216015180U

CN216015180U - Novel isolating switch

Info

Publication number: CN216015180U
Application number: CN202122375973.1U
Authority: CN
Inventors: 周久勤; 马心良
Original assignee: Luohe Huili Industry Group Co ltd
Current assignee: Luohe Huili Industry Group Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-03-11
Anticipated expiration: 2031-09-29

Abstract

The utility model provides a novel isolator for it is weak to solve current outdoor high voltage alternating current isolator conductive capability, the short technical problem of life. The application comprises a base and a post insulator; the base is fixedly connected with the post insulator; the two post insulators are arranged, the tops of the two post insulators are connected through a connecting rod mechanism, and a self-locking device is arranged on the connecting rod mechanism. The post insulator is made of ceramic materials, is filled and molded through a grinding tool, is not easy to age and has long service life; the spraying plastic base is adopted, so that the spraying plastic base is not easy to rust in outdoor environment work for a long time, and the service life is prolonged; the disconnecting link and the contact are both made of pure red copper materials, so that the conductive capacity of the disconnecting link is enhanced, and the disconnecting link has obvious disconnection points, and is convenient to overhaul and guarantee the safety of maintenance personnel.

Description

Novel isolating switch

Technical Field

The utility model relates to the technical field of electrical equipment, especially indicate a novel isolator.

Background

The outdoor AC high-voltage isolating switch is suitable for being assembled on a line of outdoor high-voltage distribution equipment, is one of main equipment in high-voltage power transmission and transformation equipment, is used for cutting off the line and converting the line when the line has voltage and no load, and is widely used as a simple load switch in a 10KV line of a power supply line.

The isolating switch is one of the most used high-voltage switch electric appliances and plays an isolating role in a circuit. The working principle and the structure of the transformer substation are simple, but the use amount is large, the requirement on the working reliability is high, and the influence on the design, the establishment and the safe operation of a transformer substation and a power plant is large.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the above-mentioned background art, the utility model provides a novel isolator has solved current outdoor high voltage and has exchanged technical problem that isolator conductive capability is weak, life is short.

The technical scheme of the utility model is realized like this:

a novel isolating switch comprises a base and a post insulator; the base is fixedly connected with the post insulator; the two post insulators are arranged, the tops of the two post insulators are connected through a connecting rod mechanism, and a self-locking device is arranged on the connecting rod mechanism.

Furthermore, a separating brake limiting plate is arranged between the top of the post insulator and the bottom of the connecting rod mechanism, and a wiring terminal is arranged on the separating brake limiting plate.

Furthermore, the self-locking device is arranged at one end of the link mechanism, a knife switch is arranged on the link mechanism close to the self-locking device, and the knife switch is matched with the self-locking device; the other end of the connecting rod mechanism is provided with a static contact which is arranged on the brake separating limit plate.

Furthermore, the base is provided with a mounting hole connected with the operating mechanism.

Further, the post insulator is a ceramic post insulator.

Further, the base is a plastic spraying base.

Furthermore, the disconnecting link is a disconnecting link made of pure red copper material, and the static contact is a static contact made of pure red copper material.

The beneficial effect that this technical scheme can produce:

1) the post insulator made of ceramic materials is filled and molded through a grinding tool, so that the post insulator is not easy to age and has long service life;

2) the spraying plastic base is adopted, so that the spraying plastic base is not easy to rust in outdoor environment work for a long time, and the service life is prolonged;

3) the disconnecting link and the contact are both made of pure red copper materials, so that the conductive capacity of the disconnecting link is enhanced, and the disconnecting link has obvious disconnection points, and is convenient to overhaul and guarantee the safety of maintenance personnel.

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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

In the figure, 1-a base, 2-a wiring terminal, 3-a post insulator, 4-a disconnecting link, 5-a self-locking device, 6-a fixed contact, 7-a movable contact, 8-a mounting hole and 9-a separating brake limiting plate.

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 any creative effort belong to the protection scope of the present invention.

As shown in fig. 1, an embodiment of the present invention provides a novel isolating switch, which includes a base 1 and a post insulator 3; the base 1 is fixedly connected with a post insulator 3; the base 1 is a plastic spraying base which can work in outdoor severe environment for a long time. The post insulator 3 is a ceramic post insulator, and the excellent ceramic in this embodiment is formed by filling a grinding tool with power insulator raw materials such as kaolin clay and quartz powder. The two post insulators 3 are arranged, the tops of the two post insulators 3 are connected through a connecting rod mechanism 4, and a self-locking device 5 is arranged on the connecting rod mechanism 4. Be equipped with separating brake limiting plate 9 between the top of post insulator 3 and the bottom of link mechanism 4, be equipped with binding post 2 on the separating brake limiting plate 9. The self-locking device 5 is arranged at one end of the link mechanism 4, a knife switch 7 is arranged on the link mechanism 4 close to the self-locking device 5, and the knife switch 7 is matched with the self-locking device 5; the other end of the link mechanism 4 is provided with a static contact 6, and the static contact 6 is arranged on the brake separating limit plate 9. The disconnecting link 7 and the static contact 6 are both made of pure red copper materials, so that the conductive capacity of the disconnecting link 7 is enhanced. The base 1 is provided with a mounting hole 8 connected with the operating mechanism, and the mounting hole can be mounted on a pillar, a wall, a ceiling, a cross frame or a metal frame and can also be vertically or obliquely mounted.

The utility model discloses a novel isolator's switching-off and combined floodgate process as follows:

when the disconnecting switch is switched off, the insulating hook rod is used for operating, the insulating hook rod hooks the self-locking device 5, the lock hook is pulled to the switching-off direction, the connecting rod mechanism 4 connected with the self-locking device 5 is driven to rotate after the self-locking device 5 is switched off to realize the switching-off action, when the switch is switched on, the insulating hook rod props against the disconnecting switch lock hook to drive the rotating shaft to rotate, the connecting rod mechanism 4 connected with the rotating shaft rotates to the switching-on position, and at the moment, the self-locking device 5 locks the disconnecting switch at the switching-on position.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel isolating switch comprises a base (1) and a post insulator (3); the device is characterized in that the base (1) is fixedly connected with the post insulator (3); the two post insulators (3) are connected through a connecting rod mechanism (4), and a self-locking device (5) is arranged on the connecting rod mechanism (4).

2. The novel isolating switch according to claim 1, wherein a brake separating limit plate (9) is arranged between the top of the post insulator (3) and the bottom of the link mechanism (4), and the brake separating limit plate (9) is provided with the wiring terminal (2).

3. The novel isolating switch according to claim 2, characterized in that the self-locking device (5) is arranged at one end of the link mechanism (4), a knife switch (7) is arranged on the link mechanism (4) close to the self-locking device (5), and the knife switch (7) is matched with the self-locking device (5); the other end of the connecting rod mechanism (4) is provided with a static contact (6), and the static contact (6) is arranged on the brake separating limit plate (9).

4. The novel isolating switch according to claim 1, characterized in that the base (1) is provided with a mounting hole (8) for connecting with an operating mechanism.

5. A new disconnector according to claim 1 or 2, characterized in that the post insulator (3) is a ceramic post insulator.

6. A novel disconnector according to claim 1 or 4, characterized in that the base (1) is a plastic-injection base.

7. The novel isolating switch as claimed in claim 3, wherein the knife switch (7) is a knife switch made of pure red copper material, and the static contact (6) is a static contact made of pure red copper material.