CN214313938U

CN214313938U - Miniaturized solid insulation cabinet

Info

Publication number: CN214313938U
Application number: CN202022644505.5U
Authority: CN
Inventors: 张厚洲
Original assignee: Huabaike Electric Dalian Co ltd
Current assignee: Huabaike Electric Dalian Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-09-28
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a miniaturized solid insulated cabinet belongs to looped netowrk cabinet technical field, including low-voltage box and lower box and main part, low-voltage box and lower box all are used for installing electrical components, the main part is located between low-voltage box and the lower box, voltmeter pilot lamp and microcomputer protection are installed to the front surface of low-voltage box, and the operating device room is located the mechanism reinforcing layer board of main part inboard, the energy storage spring operating mechanism is installed to the inboard of operating device room, the front surface of main part is installed observation window and divide-shut brake button, operation hole, the front surface of lower box is installed explosion-proof observation window, the solid utmost point post that seals is installed to the inboard of main part; this looped netowrk cabinet reasonable in design, the cabinet body divides two parts down, is convenient for install different electrical components, avoids taking place the electric leakage simultaneously and leads to the cabinet body to form electrified body, prevents to cause the incident, and the cabinet body divides the upper and lower part to be equipped with hides dirt net ventilation hole, can improve advantages such as power supply parameter and performance and power supply safety.

Description

Miniaturized solid insulation cabinet

Technical Field

The utility model belongs to the technical field of the looped netowrk cabinet, concretely relates to miniaturized solid insulation cabinet.

Background

The existing 10kv solid insulating ring is mainly derived from sf6 gas ring main unit. Although the quality is continuously improved through years of development by using sulfur hexafluoride as an insulating medium, the problem of air leakage often occurs in the actual operation process, and the air leakage can cause great hidden danger and danger to the switch. And the air leakage is limited by the design principle of the product and cannot be fundamentally solved. When the sf6 gas leaks to a certain degree, the safe operation of the ring main unit is influenced, and electrical accidents are easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a miniaturized solid insulated cabinet to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a miniaturized solid insulation cabinet comprises a low-voltage box, a lower box body and a main body, wherein the low-voltage box and the lower box body are used for mounting electrical components, the main body is located between the low-voltage box and the lower box body, a voltmeter indicator and a microcomputer protection are mounted on the front surface of the low-voltage box, an operating mechanism chamber is located on a mechanism reinforcing supporting plate on the inner side of the main body, an energy storage spring operating mechanism is mounted on the inner side of the operating mechanism chamber, an observation window, a switching-on and switching-off button and an operation hole are mounted on the front surface of the main body, an explosion-proof observation window is mounted on the front surface of the lower box body, a solid-sealed polar pole is mounted on the inner side of the main body, a wire outlet terminal is mounted at the top of the solid-sealed polar pole, a wire inlet terminal is mounted at the bottom of the solid-sealed polar pole, an isolation static contact and a grounding contact are mounted on the inner side of the solid-sealed polar pole, and a knife switch assembly consisting of an insulation pull rod is mounted in the middle of the isolation static contact and the grounding contact, the insulating pull rod is connected with the movable end of the energy storage spring operating mechanism.

Furthermore, the low-pressure box and the lower box body are fixedly connected with the main body through connecting pieces.

Further, the mechanism reinforcing support plate is fixed on the inner side of the main body through a connecting piece.

Furthermore, a rear sealing plate dust shielding net is installed at the top ends of the rear sides of the lower box body and the low pressure box.

Furthermore, the bottom end of the rear side of the lower box body is provided with an access hole, and an access hole sealing plate is installed at the position of the access hole.

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

this looped netowrk cabinet reasonable in design, the cabinet body divides two parts down, is convenient for install different electrical components, avoids taking place the electric leakage simultaneously and leads to the cabinet body to form electrified body, prevents to cause the incident, and the cabinet body divides down to be equipped with hides dirt net ventilation hole, can improve advantages such as power supply parameter and performance and power supply safety, can be extensively be applicable to urban house district, high-rise building, in the distribution station and the box-type substation that accord with the center such as large-scale public factory enterprise.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a side cross-sectional view of the present invention;

fig. 2 is a front view of the present invention;

in the figure: 1. a low pressure tank; 2. a voltmeter indicator light; 3. protecting a microcomputer; 4. an energy storage spring operating mechanism; 5. a mechanism reinforcing supporting plate; 6. an operation hole; 7. the observation window and the opening and closing button; 8. a lower box body; 9. an explosion-proof observation window; 10. a dust shielding net of the rear sealing plate; 11. an access hole sealing plate; 12. an outlet terminal; 13. solid-sealing the pole; 14. isolating the static contact; 15. a knife switch assembly; 16. a ground contact; 17. an insulating pull rod; 18. an incoming terminal; 19. a main body.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a miniaturized solid insulation cabinet is characterized by comprising a low-voltage box 1, a lower box body 8 and a main body 19, wherein the low-voltage box 1 and the lower box body 8 are used for mounting electrical components, the main body 19 is positioned between the low-voltage box 1 and the lower box body 8, a voltmeter indicator lamp 2 and a microcomputer protection 3 are mounted on the front surface of the low-voltage box 1, an operating mechanism chamber is positioned on a mechanism reinforcing supporting plate 5 on the inner side of the main body 19, an energy storage spring operating mechanism 4 is mounted on the inner side of the operating mechanism chamber, an observation window, a switching-on and switching-off button 7 and an operation hole 6 are mounted on the front surface of the main body 19, an explosion-proof observation window 9 is mounted on the front surface of the lower box body 8, a solid-sealed polar column 13 is mounted on the inner side of the main body 19, an outlet terminal 12 is mounted on the top of the solid-sealed polar column 13, an inlet terminal 18 is mounted on the bottom of the solid-sealed polar column 13, an isolation fixed contact 14 and a grounding contact 16 are mounted on the inner side of the solid-sealed polar column 13, a knife switch assembly 15 consisting of an insulation pull rod 17 is mounted in the middle parts of the isolation fixed contact 14 and the grounding contact 16, the insulating pull rod 17 is connected with the movable end of the energy storage spring operating mechanism 4.

In this embodiment, the low pressure tank 1 and the lower tank 8 are both fixedly connected to the main body 19 by a connecting member.

In this embodiment, the mechanism reinforcing pallet 5 is fixed to the inside of the main body 19 by a connector.

In this embodiment, a rear sealing plate dust shielding net 10 is installed on the top ends of the rear sides of the lower box 8 and the low pressure tank 1.

In this embodiment, the bottom of the rear side of the lower box body 8 is provided with an access opening, and an access opening sealing plate 11 is installed at the position of the access opening.

The utility model discloses a theory of operation and use flow: the ring main unit is reasonable in design, the upper part and the lower part of the main unit body are divided into an upper part and a lower part, different electric elements are convenient to install, the main unit body is prevented from forming an electrified body due to electric leakage, safety accidents are prevented, dust shielding net ventilation holes are formed in the upper part and the lower part of the main unit body, power supply parameters and performance can be improved, power supply safety can be improved, and the ring main unit can be widely applied to power distribution stations and box-type substations which are in line with centers, such as urban residential quarters, high-rise buildings, large public factory enterprises and the like.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Miniaturized solid insulated cabinet, its characterized in that, including low-voltage box (1) and lower box (8) and main part (19), low-voltage box (1) and lower box (8) all be used for installing electrical components, main part (19) are located low-voltage box (1) and lower between box (8), the front surface mounting of low-voltage box (1) has voltmeter pilot lamp (2) and microcomputer protection (3), and the operating device room is located on mechanism reinforcing support plate (5) of main part (19) inboard, energy storage spring operating mechanism (4) are installed to the inboard of operating device room, the front surface mounting of main part (19) has observation window and divide-shut brake button (7), operation hole (6), the front surface mounting of lower box (8) has explosion-proof observation window (9), gu seal utmost point post (13) is installed to the inboard of main part (19), outlet terminal (12) are installed at the top of gu seal utmost point post (13), an incoming terminal (18) is installed at the bottom of the solid-sealed pole (13), an isolation static contact (14) and a grounding contact (16) are installed on the inner side of the solid-sealed pole (13), a disconnecting link assembly (15) composed of an insulation pull rod (17) is installed in the middle of the isolation static contact (14) and the grounding contact (16), and the insulation pull rod (17) is connected with the movable end of the energy storage spring operating mechanism (4).

2. The miniaturized solid insulated cabinet of claim 1, wherein: the low-pressure box (1) and the lower box body (8) are fixedly connected with the main body (19) through connecting pieces.

3. The miniaturized solid insulated cabinet of claim 1, wherein: the mechanism reinforcing supporting plate (5) is fixed on the inner side of the main body (19) through a connecting piece.

4. The miniaturized solid insulated cabinet of claim 1, wherein: and a rear sealing plate dust shielding net (10) is arranged at the top ends of the rear sides of the lower box body (8) and the low-pressure box (1).

5. The miniaturized solid insulated cabinet of claim 1, wherein: the rear side bottom of lower box (8) has the access hole, access hole closing plate (11) are installed to the position department of access hole.