CN213716793U

CN213716793U - Module circuit breaker

Info

Publication number: CN213716793U
Application number: CN202022664803.0U
Authority: CN
Inventors: 苏绵朋
Original assignee: Jiangxi Rongxin Explosion Proof Electric Appliance Co ltd
Current assignee: Jiangxi Rongxin Explosion Proof Electric Appliance Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-07-16
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a module circuit breaker, including the circuit breaker shell, the permanent magnetism jar that circuit breaker shell inner wall one side was equipped with, one side of permanent magnetism jar is equipped with the electricity and inhales the cover, the below of electricity inhales the cover is equipped with the slide, one side of slide is fixed and is equipped with the first connecting plate of symmetric distribution, and a set of the first connecting plate is located the both sides of electricity inhales the cover, slide one side is equipped with a plurality of equidistant fixed plates, one side of fixed plate is inserted and is equipped with the bolt post; the utility model discloses a permanent magnetism jar circular telegram makes the electricity of permanent magnetism jar one side inhale the cover and drive first fixed plate and slide to one side, and first connecting plate below fixed connection's slide also can move together, and the fixed plate that is located on the slide can move together with the slide to the vacuum tube that drives stud post one side moves together, makes current transformer and vacuum tube disconnected and allies oneself with, reaches the effect of outage, easy operation, and convenient to use has reduced staff's danger simultaneously.

Description

Module circuit breaker

Technical Field

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

Background

The vacuum circuit breaker is named because arc extinguishing media and insulating media of contact gaps after arc extinguishing are high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks. The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, inconvenient maintenance (large-area power failure) and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment;

some power distribution equipment in the prior art needs to be powered off during maintenance, but the power distribution equipment in the prior art is very troublesome to power off and needs to be powered off manually, which undoubtedly increases troubles and dangers for workers, and for this reason, a module circuit breaker is proposed to solve the problems.

Content of utility model s

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

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a module circuit breaker, includes the circuit breaker shell, the permanent magnetism jar that circuit breaker shell inner wall one side was equipped with, one side of permanent magnetism jar is equipped with the electricity and inhales the cover, the below that the cover was inhaled to the electricity is equipped with the slide, the fixed first connecting plate that is equipped with the symmetric distribution in one side of slide, a set of first connecting plate is located the both sides that the cover was inhaled to the electricity, the slide slides and sets up in the circuit breaker shell, slide one side is equipped with a plurality of equidistant fixed plates, one side of fixed plate is inserted and is equipped with the bolt post, the fixed second connecting plate that is equipped with of one end of bolt post, the fixed vacuum tube that is equipped with in one side of second connecting plate, one side electric connection of vacuum tube has current transformer, one side of current transformer.

Preferably, one end of the bolt column is sleeved with a spring, one end of the spring is fixedly connected to the fixing plate, and the other end of the spring is fixed to the second connecting plate.

Preferably, be equipped with the extension spring in the circuit breaker shell, the fixed block that is equipped with in inner wall one side of circuit breaker shell, the fixed first lantern ring that is equipped with of one end of fixed block, the one end couple of extension spring is on the first lantern ring.

Preferably, one side of the sliding plate is fixedly provided with a second lantern ring, and the other end of the tension spring is hooked on the second lantern ring.

Preferably, the movable contact is sleeved with a first bolt, and one end of the first bolt is screwed into the shell of the circuit breaker.

Preferably, second bolts which are symmetrically distributed are inserted into one side of the fixing plate, and one ends of the second bolts are inserted into the sliding plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a permanent magnetism jar circular telegram makes the electricity of permanent magnetism jar one side inhale the cover and drive first fixed plate and slide to one side, and first connecting plate below fixed connection's slide also can move together, and the fixed plate that is located on the slide at this moment can move together with the slide to the vacuum tube that drives stud post one side moves together, makes current transformer and vacuum tube disconnected and allies oneself with, thereby reaches the effect of outage, easy operation, convenient to use has reduced staff's danger simultaneously.

2. The two ends of the spring designed by the utility model are fixedly connected with the fixed plate and the second connecting plate, so that the device is more stable during working; the two ends of the tension spring are respectively connected with the first sleeve ring and the second sleeve ring, so that the overall stability of the device is improved.

Drawings

Fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic side view of the present invention.

In the figure: 1. a circuit breaker housing; 2. a permanent magnet cylinder; 3. an electric suction sleeve; 4. a first connecting plate; 5. a slide plate; 6. a fixing plate; 7. a bolt column; 8. a spring; 9. a second connecting plate; 10. a vacuum tube; 11. a current transformer; 12. a moving contact; 13. a tension spring; 14. a fixed block; 15. a first collar; 16. a second collar; 17. a first bolt; 18. and a second bolt.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: including circuit breaker shell 1, its characterized in that: the permanent magnetic cylinder 2 is arranged on one side of the inner wall of the circuit breaker shell 1, the electric suction sleeve 3 is arranged on one side of the permanent magnetic cylinder 2, the sliding plate 5 is arranged below the electric suction sleeve 3, the first connecting plates 4 which are symmetrically distributed are fixedly arranged on one side of the sliding plate 5, the first connecting plates 4 are arranged on two sides of the electric suction sleeve 3, the sliding plate 5 is arranged in the circuit breaker shell 1 in a sliding mode, a plurality of fixing plates 6 which are equidistant are arranged on one side of the sliding plate 5, a bolt column 7 is inserted into one side of each fixing plate 6, a second connecting plate 9 is fixedly arranged at one end of each bolt column 7, a vacuum tube 10 is fixedly arranged on one side of each second connecting plate 9, a current transformer 11 is electrically connected to one side of each vacuum tube 10, a movable contact 12 is arranged on one side of each current transformer 11, one end of each movable contact 12 penetrates through one side of the circuit breaker shell 1, the permanent, thereby make bolt post 7 and vacuum tube 10 remove for current transformer 11 and vacuum tube 10 disconnect, thereby reach the effect of outage, easy operation, convenient to use has reduced staff's danger simultaneously.

Further, one end cover of bolt post 7 is equipped with spring 8, and spring 8's one end fixed connection is on fixed plate 6, and spring 8's the other end is fixed on second connecting plate 9 for reduce when vacuum tube 10 and current transformer 11 part and rock, increase the security of device.

Further, be equipped with extension spring 13 in the circuit breaker shell 1, the fixed block 14 that is equipped with in inner wall one side of circuit breaker shell 1, the fixed first lantern ring 15 that is equipped with of one end of fixed block 14, the one end couple of extension spring 13 is on first lantern ring 15, increases the stability of device.

Further, one side of the sliding plate 5 is fixedly provided with a second sleeve ring 16, and the other end of the tension spring 13 is hooked on the second sleeve ring 16, so that the device is stabilized, and the shaking is reduced when the power-off operation is performed.

Further, the moving contact 12 is sleeved with a first bolt 17, one end of the first bolt 17 is screwed into the circuit breaker shell 1, and the moving contact 12 is stably fixed, so that the moving contact 12 is not prone to shaking during working.

Furthermore, second bolts 18 which are symmetrically distributed are inserted into one side of the fixing plate 6, one ends of the second bolts 18 are inserted into the sliding plate 5, the fixing plate 6 and the sliding plate 5 are stably fixed, and meanwhile, the device is convenient to disassemble and maintain.

The working principle is as follows: the utility model discloses circular telegram with 2 permanent magnetism jars when using earlier, make 3 electric suction cover of 2 one sides of permanent magnetism jars drive first connecting plate 4 and remove to 2 one sides of permanent magnetism jars, first connecting plate 4 below fixed connection's slide 5 also can remove together, at this moment be located fixed plate 6 on the slide 5 can remove together with slide 5, thereby the vacuum tube 10 that drives 7 one side of bolt post removes together, make current transformer 11 and vacuum tube 10 disconnected antithetical couplet, thereby reach the effect of outage, the operation is thus simple, high durability and convenient use, staff's danger has been reduced simultaneously.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A modular circuit breaker comprising a circuit breaker case (1), characterized in that: the circuit breaker comprises a circuit breaker shell (1), a permanent magnet cylinder (2) is arranged on one side of the inner wall of the circuit breaker shell (1), an electric suction sleeve (3) is arranged on one side of the permanent magnet cylinder (2), a sliding plate (5) is arranged below the electric suction sleeve (3), first connecting plates (4) which are symmetrically distributed are fixedly arranged on one side of the sliding plate (5), the first connecting plates (4) are located on two sides of the electric suction sleeve (3), the sliding plate (5) is slidably arranged in the circuit breaker shell (1), a plurality of fixing plates (6) which are equidistant are arranged on one side of the sliding plate (5), a bolt column (7) is inserted into one side of each fixing plate (6), a second connecting plate (9) is fixedly arranged at one end of the bolt column (7), a vacuum tube (10) is fixedly arranged on one side of the second connecting plate (9), a current transformer (11) is electrically connected to one side of the vacuum tube (10), and a moving, one end of the moving contact (12) penetrates through one side of the breaker shell (1).

2. A modular circuit breaker as claimed in claim 1, characterized in that: one end of the bolt column (7) is sleeved with a spring (8), one end of the spring (8) is fixedly connected to the fixing plate (6), and the other end of the spring (8) is fixed to the second connecting plate (9).

3. A modular circuit breaker as claimed in claim 1, characterized in that: be equipped with extension spring (13) in circuit breaker shell (1), the fixed block (14) that are equipped with in inner wall one side of circuit breaker shell (1), the fixed first lantern ring (15) that are equipped with of one end of fixed block (14), the one end couple of extension spring (13) is on first lantern ring (15).

4. A modular circuit breaker as claimed in claim 3, characterized in that: a second sleeve ring (16) is fixedly arranged on one side of the sliding plate (5), and the other end of the tension spring (13) is hooked on the second sleeve ring (16).

5. A modular circuit breaker as claimed in claim 1, characterized in that: a first bolt (17) is sleeved on the moving contact (12), and one end of the first bolt (17) is screwed into the shell (1) of the circuit breaker.

6. A modular circuit breaker as claimed in claim 1, characterized in that: and second bolts (18) which are symmetrically distributed are inserted into one side of the fixing plate (6), and one ends of the second bolts (18) are inserted into the sliding plate (5).