CN213815892U

CN213815892U - Novel five-prevention interlocking structure ring main unit

Info

Publication number: CN213815892U
Application number: CN202023146644.1U
Authority: CN
Inventors: 陈德菊; 张执欣; 李峰; 陈一四; 杨保锋
Original assignee: Shaanxi Hui Qi Electric Technology Development Co ltd
Current assignee: Shaanxi Hui Qi Electric Technology Development Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-07-27
Anticipated expiration: 2030-12-24

Abstract

The utility model relates to a looped netowrk cabinet technical field provides a novel five prevent interlocking structure looped netowrk cabinets. The utility model discloses novel five prevent interlocking structure looped netowrk cabinet optimizes the improved design to switching mechanism through novel five prevent interlocking structure, realizes load switch, earthing switch and the forward and reverse operating program interlocking that the door plant opened and shut, and the state is visual, and the logic is rigorous, the dependable performance, the flexible operation. The safety of the operation of the electrical equipment is improved.

Description

Novel five-prevention interlocking structure ring main unit

Technical Field

The utility model relates to a looped netowrk cabinet technical field specifically relates to a novel five prevent interlocking structure looped netowrk cabinets.

Background

The ring main unit is an electrical device with a group of high-voltage switch devices arranged in a steel plate metal main unit body or made into an assembled interval ring main unit, the core part of the ring main unit adopts a load switch and a fuse, and the ring main unit has the advantages of simple structure, small volume and low price, and can improve power supply parameters and performance, power supply safety and the like.

The five-prevention interlocking mechanism of the existing ring main unit is imperfect, unreliable and inflexible to operate.

Disclosure of Invention

The embodiment of the utility model provides a novel five prevent interlocking structure looped netowrk cabinets. The specific technical scheme is as follows:

the novel five-prevention interlocking structure ring main unit comprises a main unit body and a main unit door, wherein a program lock and a grounding interlocking rod capable of sliding up and down relative to the main unit body are installed in the main unit body, and the program lock is provided with a telescopic lock head; when the lock head extends out, the lock head limits the grounding linkage rod to slide downwards.

Further, the internal unblock spring bolt of closing the door that still installs of cabinet can slide around for the cabinet body, when the unblock spring bolt of closing the door stretches out, the unblock spring bolt of closing the door and ground connection interlock pole joint.

Further, ground connection interlocking pole includes first slide plate, the spacing groove that matches with the tapered end is seted up to the lower extreme of first slide plate, when the tapered end stretches out, tapered end and spacing groove joint.

Further, the first sliding plate edge is provided with a clamping groove, the door closing unlocking spring bolt comprises a transverse clamping plate, and when the door closing unlocking spring bolt extends out, the clamping plate is clamped with the clamping groove.

Further, ground connection interlocking lever includes the second slide with first slide fixed connection, vertical first bar hole has been seted up to the second slide, be equipped with horizontal first slide bar on the cabinet body, first bar hole and slide bar sliding connection.

Further, the unlocking spring bolt of closing the door still includes vertical third slide, the front end of third slide is equipped with the tongue point, the third slide is equipped with horizontal second bar hole, be equipped with the second slide bar on the cabinet body, second bar hole and second slide bar sliding connection.

Furthermore, a lock hole is formed in the cabinet door, and when the door closing unlocking spring bolt extends out, the tongue tip is located in the lock hole.

The utility model discloses novel five prevent interlocking structure looped netowrk cabinet optimizes the improved design to switching mechanism through novel five prevent interlocking structure, realizes load switch, earthing switch and the forward and reverse operating program interlocking that the door plant opened and shut, and the state is visual, and the logic is rigorous, the dependable performance, the flexible operation. The safety of the operation of the electrical equipment is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is the utility model discloses novel five prevent interlocking structure looped netowrk cabinet's interlocking structure schematic diagrams.

Wherein, 1, program lock; 11. a lock head; 2. a ground interlock lever; 21. a first slide plate; 22. a limiting groove; 23. a card slot; 24. a second slide plate; 25. a first bar-shaped hole; 3. the spring bolt is unlocked when the door is closed; 31. clamping a plate; 32. a third slide plate; 33. the tip of the tongue; 34. and a second strip-shaped hole.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. The terms "first" or "second", etc. are used merely to distinguish the same type of component or device, and do not represent limitations.

As shown in fig. 1, the novel five-prevention interlocking structure ring main unit according to the embodiment of the present invention includes a main body and a main body door 6, wherein a program lock 1 and a grounding interlock rod 2 capable of sliding up and down relative to the main body are installed in the main body, and the program lock 1 has a retractable lock head 11; when the lock head 11 extends out, the lock head 11 limits the grounding interlocking rod 2 to slide downwards.

Wherein, the internal unblock spring bolt 3 of closing the door that still installs and can slide around for the cabinet body, when the unblock spring bolt 3 of closing the door stretches out, the unblock spring bolt 3 of closing the door and 2 joint of ground connection interlock pole.

Wherein, ground connection interlock pole 2 includes first slide plate 21, and the spacing groove 22 that matches with tapered end 11 is seted up to the lower extreme of first slide plate 21, and when tapered end 11 stretched out, tapered end 11 and spacing groove 22 joint.

Wherein, the edge of first shifting board 21 is equipped with draw-in groove 23, and the unblock spring bolt 3 of closing the door includes horizontal cardboard 31, and when the unblock spring bolt 3 of closing the door stretches out, cardboard 31 and draw-in groove 23 joint.

Wherein, ground connection interlock pole 2 still includes with first slide plate 21 fixed connection's second slide plate 24, vertical first bar hole 25 has been seted up to second slide plate 24, is equipped with horizontal first slide bar on the cabinet body, first bar hole 25 and slide bar sliding connection.

The door-closing unlocking bolt 3 further comprises a vertical third sliding plate 32, a bolt tip 33 is arranged at the front end of the third sliding plate 32, the third sliding plate 32 is provided with a transverse second strip-shaped hole 34, a second sliding rod is arranged on the cabinet body, and the second strip-shaped hole 34 is connected with the second sliding rod in a sliding mode.

Wherein, the cabinet door 6 is provided with a lock hole 61, and when the door closing unlocking bolt 3 extends out, the bolt tip 33 is positioned in the lock hole 61.

Wherein, the cabinet is internally provided with a mounting plate, and the program lock and the second slide bar are both arranged on the mounting plate.

The utility model discloses a novel five prevent interlocking structure looped netowrk cabinets as follows when using:

when the grounding interlocking rod is locked, when the door closing unlocking spring bolt extends out, the tongue tip is clamped with the lock hole, so that the cabinet door is tightly pressed and locked, meanwhile, the clamping plate is clamped with the clamping groove, when the tapered end of the program lock extends out, the tapered end is clamped with the limiting groove, so that the grounding interlocking rod is simultaneously locked by the door closing unlocking spring bolt and the program lock;

when the grounding interlocking rod is unlocked, the door closing unlocking bolt and the program lock need to be simultaneously released.

It should be understood that the mounting between the structures in the embodiments of the present invention may refer to welding, bolting, screwing, scarf joining, and bonding; the connection between the pipes may be referred to as communication; the connection between the appliances may refer to an electrical connection. The present invention is not limited to the precise arrangements described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims

1. A novel five-prevention interlocking structure ring main unit is characterized by comprising a main body and a cabinet door, wherein a program lock and a grounding interlocking rod capable of sliding up and down relative to the main body are installed in the main body, and the program lock is provided with a telescopic lock head; when the lock head extends out, the lock head limits the grounding linkage rod to slide downwards.

2. The novel five-prevention interlocking structure ring main unit as claimed in claim 1, wherein a door closing unlocking bolt capable of sliding back and forth relative to the main unit body is further installed in the main unit body, and when the door closing unlocking bolt extends out, the door closing unlocking bolt is connected with the grounding link rod in a clamping manner.

3. The novel five-prevention interlocking structure ring main unit as claimed in claim 2, wherein the grounding interlocking rod comprises a first sliding plate, a limiting groove matched with the lock head is formed at the lower end of the first sliding plate, and when the lock head extends out, the lock head is clamped with the limiting groove.

4. The novel five-prevention interlocking structure ring main unit as claimed in claim 3, wherein a clamping groove is formed in the edge of the first sliding plate, the door closing unlocking bolt comprises a transverse clamping plate, and when the door closing unlocking bolt extends, the clamping plate is clamped with the clamping groove.

5. The novel five-prevention interlocking structure ring main unit as claimed in claim 1, wherein the grounding link rod comprises a second sliding plate fixedly connected with the first sliding plate, the second sliding plate is provided with a vertical first strip-shaped hole, the main unit body is provided with a horizontal first sliding rod, and the first strip-shaped hole is slidably connected with the sliding rod.

6. The novel five-prevention interlocking structure ring main unit as claimed in claim 4, wherein the door-closing unlocking bolt further comprises a vertical third sliding plate, a bolt tip is arranged at the front end of the third sliding plate, the third sliding plate is provided with a transverse second strip-shaped hole, a second sliding rod is arranged on the cabinet body, and the second strip-shaped hole is in sliding connection with the second sliding rod.

7. The novel five-prevention interlocking structure ring main unit as claimed in claim 6, wherein the cabinet door is provided with a lock hole, and when the door closing and unlocking lock tongue extends out, the tongue tip is located in the lock hole.