CN214478623U

CN214478623U - Indoor metal armored movable switch equipment

Info

Publication number: CN214478623U
Application number: CN202120514083.1U
Authority: CN
Inventors: 张宴玉; 王鹏; 樊书锋; 杨闯; 刘长明
Original assignee: Henan Jinlai Electric Equipment Co ltd
Current assignee: Henan Jinlai Electric Equipment Co ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-10-22
Anticipated expiration: 2031-03-11

Abstract

The utility model discloses an indoor metal armor withdrawable switchgear belongs to high-voltage distribution room and uses equipment technical field, the intelligent cabinet temperature adjusting device comprises a cabinet body, first pressure release hole has been seted up to cabinet body upper surface, second pressure release hole has been seted up to first pressure release hole side, be equipped with first pressure release lid on the first pressure release hole, be equipped with second pressure release lid on the second pressure release hole. The left end point of the second pressure relief cover is hinged to the upper surface of the cabinet body, a fixing device is arranged at the right end point of the second pressure relief cover, and the fixing device comprises a nut and an L-shaped screw rod. The utility model provides a metal armor withdrawable switchgear can't in time the technical problem of pressure release when the emergence accident.

Description

Indoor metal armored movable switch equipment

Technical Field

The utility model belongs to the technical field of high-voltage distribution room is with equipment, especially, relate to an indoor metal armor withdrawable switchgear.

Background

In the actual operation of the metal armored movable switch equipment with the model number of KYN28A-12 indoors in a high-voltage distribution room, due to the fact that an incoming and outgoing line mode can adopt an upward-going and upward-going mode, a pressure relief hole can be pressed by a high-voltage bridge, and then a pressure relief cover cannot be smoothly opened and cannot be timely relieved when the metal armored movable switch equipment is in an accident, so that the accident is enlarged, and the equipment is damaged. For solving this problem, the upper surface structure of the metal-clad withdrawable switchgear is improved so that the metal-clad withdrawable switchgear can timely release pressure when an accident occurs.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an indoor metal armor withdrawable switchgear has solved the technical problem of the unable timely pressure release of metal armor withdrawable switchgear when the emergence accident.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

an indoor metal armored movable switch device comprises a cabinet body, wherein a first pressure relief hole is formed in the upper surface of the cabinet body, a second pressure relief hole is formed in the side edge of the first pressure relief hole, a first pressure relief cover is arranged on the first pressure relief hole, and a second pressure relief cover is arranged on the second pressure relief hole; the left end point of the second pressure relief cover is hinged to the upper surface of the cabinet body, a fixing device is arranged at the right end point of the second pressure relief cover and comprises an L-shaped screw, and the fixing device comprises a nut.

Preferably, the second pressure relief hole is a circular hole, and the second pressure relief hole is provided with four on the side of the first pressure relief hole.

Preferably, the L-shaped screw and the nut are both made of plastic materials.

Preferably, the hinge joint is made of aluminum alloy.

Preferably, first pressure release lid one end adopts articulated and cabinet body upper surface connection, and the other end is equipped with fixing device.

Preferably, the first pressure relief hole is a rectangular hole, and the first pressure relief cover is a rectangular cover.

Preferably, the area of the first pressure relief cover is larger than that of the first pressure relief hole.

Preferably, the area of the second pressure relief cover is larger than that of the second pressure relief hole.

The utility model has the advantages that:

1. a second pressure relief hole is formed in the side edge of the first pressure relief hole, a first pressure relief cover is arranged on the first pressure relief hole, and a second pressure relief cover is arranged on the second pressure relief hole; the second pressure relief hole who sets up, when first pressure relief hole can't be opened, the pressure release can in time be carried out in the second pressure relief hole, and protection equipment does not damage, improves life.

2. The first end point of the second pressure relief cover is hinged to the upper surface of the cabinet body, the second end point is provided with a fixing device, the second pressure relief cover corresponds to the second pressure relief hole and is circular, only the upper end point and the lower end point enable the second pressure relief cover to be connected with the second pressure relief hole, connecting materials are saved, the fixing device at the second end point can be easily opened when pressure is too low, and pressure is relieved in time. When pressure is too big, fixing device can be destroyed, makes second pressure release lid lift from second endpoint department, because first endpoint adopts articulated mode to connect, second pressure release lid can not hit to fly the damage. Only the damaged fixing device needs to be taken down, and a new fixing device is taken up again for replacement, so that the device is recycled, and is energy-saving and environment-friendly. The area of the upper surface of the equipment is limited, and under the condition that the first pressure relief hole is formed, in order to maximize pressure relief, the four second pressure relief holes are formed to achieve the most appropriate effect.

Drawings

FIG. 1 is a schematic view of the upper surface structure of the present invention;

fig. 2 is an open cross-sectional view of the fastening device of the present invention;

fig. 3 is a closed cross-sectional view of the fixing device of the present invention.

Wherein: 1 cabinet body, 11 upper surface, 2 first pressure relief covers, 3 second pressure relief covers, 31 first end point, 32 second end point, 4 fixing device, 41 nut, 42L-shaped screw rod, 5 high-pressure bridge frame.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments;

as shown in fig. 1-3, the utility model discloses an indoor metal armor withdrawable switchgear, the intelligent cabinet temperature adjusting device comprises a cabinet body 1, first pressure release hole has been seted up to cabinet body 1 upper surface 11, and first pressure release hole is main pressure release hole for release pressure, the second pressure release hole has been seted up to first pressure release hole side, and the second pressure release hole is reserve pressure release hole, in time the pressure release when first pressure release hole can't be opened. And a first pressure relief cover 2 is arranged on the first pressure relief hole, and a second pressure relief cover 3 is arranged on the second pressure relief hole. The upper frame of the first pressure relief cover 2 is hinged with the cabinet body 1, the lower frame is provided with a fixing device 4, the first pressure relief cover 2 covers the first pressure relief hole to prevent sundries from falling into the cabinet body 1, the first end point 31 of the second pressure relief cover 3 is hinged with the upper surface 11 of the cabinet body 1, the second end point 32 of the second pressure relief cover 3 is provided with the fixing device 4, and the second pressure relief cover 3 is the same as the first pressure relief cover 2 and can prevent sundries from falling into the cabinet body 1.

The frame is connected with cabinet body 1 adoption articulated mode on the first pressure release lid 2, the first endpoint 31 department of second pressure release lid 3 also with cabinet body 1 upper surface 11 articulated, adopts articulated mode to connect, enables the pressure release lid under the impact of the internal high pressure of cabinet body 1, the pressure release lid is rotatory and not hit the flying round articulated department. Lower frame department of first pressure relief cover 2 and second pressure relief cover 3 second endpoint 32 department all are equipped with fixing device 4, fixing device 4 includes nut 41 and L shape screw rod 42, and fixing device 4's effect is in the same place pressure relief cover and cabinet body 1's upper surface 11 fixed connection, and nut 41 and L shape screw rod 42 all adopt the plastics material, and when the internal accident of cabinet produced pressure, fixing device 4 damaged, and the pressure relief lid is opened, can in time release the pressure.

The second pressure release hole is the circular port, can adopt the rectangle, the trompil of triangle-shaped or other shapes, circular port cooperation circular pressure release lid, the hole of other shapes need cooperate the pressure release lid of other shapes, the circular port is preferred to be adopted to this embodiment, circular port more has the advantage than the rectangular port, only need make second pressure release lid 3 and second pressure release jogged joint can make the pressure release lid stable in first extreme point 31 department and second extreme point 32 department of second pressure release lid 3, only a point department sets up fixing device, also enable the pressure release lid more easily by pressure rush-out, in time the pressure release. Like the first pressure relief cover 2 of the present embodiment, it is necessary to provide the hinge connection at the entire upper frame, and the second pressure relief cover 3, which is circular, is only necessary to provide the hinge connection at the first end point 31, in contrast, the circular pressure relief cover saves the connection material of the hinge connection.

The second pressure relief hole establishes four altogether, and two are respectively established on both sides about first pressure relief hole to this embodiment, and second pressure relief cover 3 corresponds the setting with the second pressure relief hole. The hinge joint adopts an aluminum alloy hinge. The first pressure relief hole is a rectangular hole, and the first pressure relief cover 2 corresponds to the first pressure relief hole. The area of the first pressure relief cover 2 is larger than that of the first pressure relief hole, the area of the second pressure relief cover 3 is larger than that of the second pressure relief hole, so that the pressure relief cover can be easily covered on the pressure relief hole and cannot fall into the pressure relief hole.

The utility model discloses an operating principle is, the internal accident that takes place of cabinet 1 can produce huge pressure, and the first pressure release lid 2 of pressure impact, first pressure release lid 2 are opened, through first pressure release hole release pressure, the protection cabinet body 1 does not damage. When the first pressure relief cover 2 is pressed by the high-pressure bridge 5 and cannot be opened, the four standby second pressure relief covers 3 are flushed, and pressure relief is finished through the second pressure relief holes.

Claims

1. An indoor metal armored withdrawable switchgear characterized in that: the cabinet comprises a cabinet body, wherein a first pressure relief hole is formed in the upper surface of the cabinet body, a plurality of second pressure relief holes are formed in the side edge of the first pressure relief hole, a first pressure relief cover is arranged on the first pressure relief hole, and a second pressure relief cover is arranged on the second pressure relief hole; the first pressure relief cover upper frame is hinged to the cabinet body, the lower frame is provided with a fixing device, the first end point of the second pressure relief cover is hinged to the upper surface of the cabinet body, the second end point of the second pressure relief cover is provided with a fixing device, and the fixing device comprises a nut and an L-shaped screw rod.

2. The indoor metal armored withdrawable switchgear of claim 1, wherein: the second pressure release hole is the circular port, is equipped with four altogether, and two are respectively established on both sides about first pressure release hole.

3. An indoor metal armored withdrawable switchgear according to claim 1 or 2, characterized in that: the nut and the L-shaped screw are made of plastic materials.

4. The indoor metal armored withdrawable switchgear of claim 3, wherein: the hinge is made of aluminum alloy materials.

5. The indoor metal armored withdrawable switchgear of claim 4, wherein: the first pressure relief hole is a rectangular hole, and the first pressure relief cover is a rectangular cover.

6. The indoor metal armored withdrawable switchgear of claim 5, wherein: the area of the first pressure relief cover is larger than that of the first pressure relief hole.

7. The indoor metal armored withdrawable switchgear of claim 6, wherein: the area of the second pressure relief cover is larger than that of the second pressure relief hole.