CN218997487U

CN218997487U - Miniaturized ring main unit matched with lower three-station isolating switch

Info

Publication number: CN218997487U
Application number: CN202221533616.1U
Authority: CN
Inventors: 胡燕龙
Original assignee: Anhui Tiannian Materials Co ltd
Current assignee: Anhui Tiannian Materials Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2023-05-09
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a miniaturized ring main unit matched with a lower three-station isolating switch, which comprises a cabinet body, wherein the front surface of the cabinet body is connected with a protective door through a hinge, the edge of the inner side surface of the protective door is provided with a groove, a magnet B is arranged in the groove, the edge of the front surface of the cabinet body is provided with a placing groove, a magnet A is placed in the placing groove, the magnet A and the magnet B are distributed in a like-pole repulsion mode, rubber blocks which are symmetrically arranged are also arranged in the placing groove, and one rubber block is connected with the magnet A in a penetrating mode; the magnetic block A and the magnetic block B are designed, buffer separation is realized through repulsive magnetism, the magnetic block A and the magnetic block B are designed to be separated and buffered through the rubber block, cracking caused by large and rapid contact of the magnetic block A and the magnetic block B is avoided, the designed spring and the placing groove can provide a space for moving the magnetic block A, and the problem of damage caused by collision of the magnetic block A and the magnetic block B can be further avoided when buffer shock absorption is realized.

Description

Miniaturized ring main unit matched with lower three-station isolating switch

Technical Field

The utility model belongs to the technical field of ring main units, and particularly relates to a miniaturized ring main unit with a lower three-station isolating switch.

Background

The ring main unit is a group of electric equipment for power transmission and distribution, is arranged in a metal or nonmetal insulating cabinet body or is made into an electric equipment for assembling the interval ring main power supply unit, and the core part of the ring main unit adopts a load switch and a fuse, and has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like. The three-station isolating switch is widely used in distribution stations and box-type substations of load centers such as urban residential communities, high-rise buildings, large public buildings, factory enterprises and the like, more equipment is arranged in a ring main unit, wherein the lower three-station isolating switch is one of the three-station isolating switches and is provided with a closing position, a separating position and a grounding position, and isolation not only comprises a cutting-off state, but also indicates that a fracture between a power supply side and a load side is large.

The current miniaturized looped netowrk cabinet is in routine maintenance overhauls, needs to open and close the guard gate, and in the closure of guard gate, in case the power is too big, can cause the collision between guard gate and the cabinet body, has the problem that influences device life, and current through rubber circle structure, though can realize the shock attenuation, but in the closure of later stage, can cause certain blocking to and rubber circle ageing speed piece, need frequently change, therefore there is modifiable space in the in-service use.

Disclosure of Invention

The utility model aims to provide a miniaturized ring main unit with a lower three-station isolating switch, which solves the problems that an excellent protection buffer structure is not arranged between a protection door and a cabinet body and collision damage exists in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a join in marriage and use miniaturized looped netowrk cabinet of three station isolator down, includes the cabinet body, the front surface of the cabinet body has the guard gate through hinge connection, the medial surface edge of guard gate sets up the groove, has magnetic path B at the internally mounted in groove, the standing groove has been seted up to the front surface edge of the cabinet body, magnetic path A has been placed to the inside of standing groove, magnetic path A is like-pole repulsion form distribution with magnetic path B, the inside of standing groove still is provided with the rubber piece that is symmetrical dress, one of them rubber piece and magnetic path A through connection, and another the rubber piece is installed on the inside bottom surface of standing groove, still is provided with the spring between two rubber pieces.

Preferably, the surface of the rubber block is also fixed with a limiting protrusion, and the spring is sleeved on the rubber block and is in limiting abutment with the limiting protrusion.

Preferably, the thickness of the magnetic block A is smaller than the depth of the inner side of the placing groove, and the cross sections of the magnetic block A and the magnetic block B are equal.

Preferably, the top of the cabinet body is provided with the roof, the bottom face edge of roof is fixed with the connecting plate, the side tank has been seted up to the top side of the cabinet body, the mounting panel has been placed to the inside in side tank, the medial surface of mounting panel is fixed with the card post, the through-hole has all been seted up on the medial surface of side tank and the connecting plate, the card post runs through the through-hole and is spacing with the connecting plate the screw has been seted up at the middle part of mounting panel, the inside screw in of screw has the bolt, this bolt and the internal threaded connection of the cabinet body.

Preferably, the thickness of the mounting plate is equal to the depth of the inner side of the side groove, and the length of the mounting plate is equal to the length of the inner side of the side groove.

Preferably, the cross section of the cabinet body is equal to that of the top plate, and the surface of the protective door is also provided with an operation button.

Preferably, a three-station isolating switch is further installed in the cabinet body, and the three-station isolating switch is electrically connected with external equipment through an electric wire.

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

1. through the magnetic block A and the magnetic block B, buffer separation can be realized through repulsive magnetism, the magnetic block A and the magnetic block B can be separated and buffered through the rubber block, cracking caused by large-force rapid contact of the magnetic block A and the magnetic block B is avoided, and the space for moving the magnetic block A can be provided through the spring and the placing groove, so that the problem of damage caused by collision of the magnetic block A and the magnetic block B can be further avoided while buffer and shock absorption are realized;

2. through mounting panel, the card post of design, can be quick and firm install roof and cabinet body, it is simpler to compare the mode of installing through a plurality of bolts now, can make things convenient for the maintenance dismantlement in earlier stage and later stage, and whole flexibility ratio is higher.

Drawings

FIG. 1 is a schematic diagram of a miniaturized ring main unit equipped with a lower three-station disconnecting switch;

FIG. 2 is a cross-sectional view of the connection of the protection plate and the cabinet body of the utility model;

FIG. 3 is a schematic diagram showing the connection of the rubber block and the spring according to the present utility model;

FIG. 4 is an enlarged schematic view of the area A of FIG. 1 in accordance with the present utility model;

fig. 5 is a schematic structural view of the mounting plate of the present utility model.

In the figure: 1. a protective door; 2. a magnetic block A; 3. a rubber block; 4. a cabinet body; 5. a mounting plate; 6. a top plate; 7. a magnetic block B; 8. a spring; 9. a limit protrusion; 10. a placement groove; 11. a side groove; 12. a clamping column; 13. a clamping groove; 14. a connecting plate; 15. screw holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides a join in marriage and use miniaturized looped netowrk cabinet of three-station isolator down, the intelligent cabinet temperature adjusting device comprises a cabinet body 4, the front surface of the cabinet body 4 has guard gate 1 through hinge connection, guard gate 1's medial surface edge has seted up the groove, be equipped with magnet B7 at the internally mounted in groove, standing groove 10 has been seted up to cabinet body 4's front surface edge, magnet A2 has been placed to the inside of standing groove 10, through the magnet A2 of design, magnet B7, can realize buffering separation through the magnetism that repels, magnet A2 and magnet B7 are like-pole repulsion form distribution, the inside of standing groove 10 still is provided with the rubber piece 3 that is symmetrical dress, the rubber piece 3 of design, can separate the buffering with magnet A2 and magnet B7, avoid both to lead to the fact because of the great quick contact of the dynamics, one of rubber piece 3 and magnet A2 through connection, and another rubber piece 3 are installed on the inside bottom surface of standing groove 10, still be provided with spring 8 between two rubber pieces 3, the spring 8 of design, standing groove 10, can provide the space that moves A2 can avoid further the problem of bump B that the magnet A2 to lead to the fact the shock attenuation to the fact at the realization of the magnet B2.

In this embodiment, preferably, the surface of the rubber block 3 is further fixed with a limiting protrusion 9 for limiting the spring 8 and the magnetic block A2, avoiding falling off, and the spring 8 is sleeved on the rubber block 3 and is in limiting abutment with the limiting protrusion 9.

In this embodiment, the thickness of the magnetic block A2 is preferably smaller than the depth of the inner side of the placement groove 10, so that the magnetic block A2 can be moved in the later use, and the cross sections of the magnetic block A2 and the magnetic block B7 are equal.

In this embodiment, preferably, the top of the cabinet body 4 is provided with the roof 6, the bottom face edge of roof 6 is fixed with connecting plate 14, side groove 11 has been seted up to the top side of the cabinet body 4, mounting panel 5 has been placed to the inside of side groove 11, the medial surface of mounting panel 5 is fixed with card post 12, mounting panel 5 through the design, card post 12, can be quick and firm install roof 6 and cabinet body 4, it is simpler to compare the mode of installing through a plurality of bolts now, can make things convenient for earlier stage installation and later maintenance to dismantle, the whole flexibility ratio is higher, the through-hole has all been seted up on the medial surface of side groove 11 and connecting plate 14, card post 12 runs through the through-hole and is spacing with connecting plate 14, screw 15 has been seted up at the middle part of mounting panel 5, the inside screw of screw 15 has the bolt, this bolt and the inside threaded connection of the cabinet body 4.

In this embodiment, preferably, the thickness of the mounting plate 5 is equal to the depth of the inner side of the side groove 11, so that the mounting plate 5 and the cabinet 4 are on the same plane after the mounting is completed, thereby ensuring the aesthetic property, and the length of the mounting plate 5 is equal to the length of the inner side of the side groove 11.

In this embodiment, preferably, the cross sections of the cabinet body 4 and the top plate 6 are equal, normal installation and protection can be realized, and the surface of the protection door 1 is also provided with an operation button.

In this embodiment, preferably, a three-station isolating switch is further installed in the cabinet body 4 and is used for operating an externally connected device, and the three-station isolating switch is electrically connected with the external device through an electric wire.

The working principle and the using flow of the utility model are as follows: when the three-station isolating switch is used, the three-station isolating switch in the cabinet body 4 is connected with external equipment, so that control is realized; in daily maintenance of the device, the protective door 1 is opened, when the protective door 1 is closed, the magnet B7 at the inner edge of the protective door 1 moves towards the direction of the magnet A2, at the moment, the repulsive force generated by the magnet A2 and the magnet B7 counteracts the closing force of a part of the protective door 1, when the magnet B7 is about to be contacted with the magnet A2, the magnet A2 can be separated by the rubber block 3, so that collision caused by direct contact of the magnet A2 and the magnet B7 is avoided, meanwhile, the rubber block 3 can squeeze the spring 8 at the inner side, the magnet A2 moves towards the inside of the placing groove 10, and the purpose of secondary rebound is realized through rebound of the spring 8; in the installation of the cabinet body 4 and the top plate 6, the connecting plate 14 at the bottom of the top plate 6 is inserted into the clamping groove 13, then the mounting plate 5 is pushed into the side groove 11, the clamping column 12 penetrates through the through hole until the clamping column extends into the through hole on the connecting plate 14, finally the bolt penetrates through the screw hole 15 on the mounting plate 5, and in continuous screwing, the screw hole 15 is fixedly connected with the cabinet body 4.

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

Claims

1. The utility model provides a three station isolator's miniaturized looped netowrk cabinet under joining in marriage, includes the cabinet body (4), the front surface of the cabinet body (4) has guard gate (1), its characterized in that through hinge connection: the protection door is characterized in that a groove is formed in the edge of the inner side face of the protection door (1), a magnet B (7) is arranged in the groove, a placing groove (10) is formed in the edge of the front surface of the cabinet body (4), a magnet A (2) is placed in the placing groove (10), the magnet A (2) and the magnet B (7) are in like-pole repulsion distribution, rubber blocks (3) which are symmetrically arranged are further arranged in the placing groove (10), one of the rubber blocks (3) is connected with the magnet A (2) in a penetrating mode, and the other rubber block (3) is arranged on the inner bottom end face of the placing groove (10), and a spring (8) is further arranged between the two rubber blocks (3).

2. The miniaturized ring main unit with the lower three-station disconnecting switch according to claim 1, wherein: the surface of the rubber block (3) is also fixed with a limiting protrusion (9), and the spring (8) is sleeved on the rubber block (3) and is in limiting abutment with the limiting protrusion (9).

3. The miniaturized ring main unit with the lower three-station disconnecting switch according to claim 1, wherein: the thickness of the magnetic block A (2) is smaller than the depth of the inner side of the placing groove (10), and the cross sections of the magnetic block A (2) and the magnetic block B (7) are equal.

4. The miniaturized ring main unit with the lower three-station disconnecting switch according to claim 1, wherein: the top of the cabinet body (4) is provided with a top plate (6), a connecting plate (14) is fixed at the edge of the bottom end face of the top plate (6), a side groove (11) is formed in the side edge of the top of the cabinet body (4), a mounting plate (5) is arranged in the side groove (11), a clamping column (12) is fixed on the inner side face of the mounting plate (5), through holes are formed in the inner side face of the side groove (11) and the connecting plate (14), the clamping column (12) penetrates through the through holes and is limited by the connecting plate (14), a screw hole (15) is formed in the middle of the mounting plate (5), and a bolt is screwed into the screw hole (15) and is connected with the inner threads of the cabinet body (4).

5. The miniaturized ring main unit with the lower three-station disconnecting switch according to claim 4, wherein: the thickness of the mounting plate (5) is equal to the inner side depth of the side groove (11), and the length of the mounting plate (5) is equal to the inner side length of the side groove (11).

6. The miniaturized ring main unit with the lower three-station disconnecting switch according to claim 1, wherein: the cross section of the cabinet body (4) is equal to that of the top plate (6), and an operation button is further arranged on the surface of the protective door (1).

7. The miniaturized ring main unit with the lower three-station disconnecting switch as claimed in claim 6, wherein: the inside of the cabinet body (4) is also provided with a three-station isolating switch, and the three-station isolating switch is electrically connected with external equipment through an electric wire.