CN214798360U

CN214798360U - Fixed high-voltage power distribution cabinet

Info

Publication number: CN214798360U
Application number: CN202120660661.2U
Authority: CN
Inventors: 周宏波; 吴丽萍; 郭润爱
Original assignee: Ningbo Tianlun Electric Co ltd
Current assignee: Ningbo Tianlun Electric Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-11-19
Anticipated expiration: 2031-03-31

Abstract

The utility model relates to the technical field of transformer distribution cabinets, and provides a fixed high-voltage distribution cabinet, which comprises a cabinet body, a partition plate is arranged in the electric cabinet body, a bus chamber is arranged at the upper part of the partition plate, a main bus is arranged in the bus chamber, a function chamber is arranged at the lower part of the partition plate, a circuit breaker is arranged in the function chamber, an isolating switch is arranged at the wire inlet end of the circuit breaker, a grounding switch is arranged on the circuit breaker, and the circuit breaker is electrically connected with the grounding switch; the cover plate is rotatably arranged on the outer side of the electric cabinet body. Compared with the prior art, the utility model has the advantages of set up isolator through the upper end of circuit breaker, set up pivot connecting rod and pivot control switch on the isolator, simplified the operation of opening circuit of high-tension electricity cabinet, made things convenient for the maintenance of the circuit in the high-tension electricity cabinet more.

Description

Fixed high-voltage power distribution cabinet

Technical Field

The utility model relates to a transformer switch board technical field specifically is a fixed high voltage distribution cabinet.

Background

The high-voltage power distribution cabinet is an electrical appliance product which is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and plays roles of on-off, control or protection and the like, and has a voltage grade of 3.6-550 kV, and mainly comprises a high-voltage circuit breaker, a high-voltage isolating switch, a grounding switch, a high-voltage load switch, a high-voltage automatic reclosing and sectionalizing device, a high-voltage operating mechanism, a high-voltage explosion-proof power distribution device, a high-voltage switch cabinet and the like. The high-voltage switch manufacturing industry is an important component of the power transmission and transformation equipment manufacturing industry and plays a very important role in the whole power industry.

The circuit breaker of current switch board and earthing switch generally all divide the body to set up in the electric cabinet, when the electron device in the high-tension electricity cabinet appears unusually needing the maintenance, need rotate to the maintenance state earlier with the switch cabinet, reuse three-phase earth connection hangs on the copper bar of being qualified for the next round of competitions, still need notice before articulating the ground wire to check and confirm that equipment switch back cabinet door prevents to miss and go into electrified interval to still must use high-voltage electroscope to verify that there is voltage, this kind of operation is very troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem to prior art's current situation, and provide a fixed high voltage distribution cabinet.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: it is proposed that a stationary high voltage distribution cabinet comprises:

the electric cabinet comprises an electric cabinet body, wherein a partition plate is arranged in the electric cabinet body, a bus chamber is arranged at the upper part of the partition plate, a main bus is arranged in the bus chamber, a function chamber is arranged at the lower part of the partition plate, a circuit breaker is arranged in the function chamber, an isolating switch is arranged at the wire inlet end of the circuit breaker, a grounding switch is arranged on the circuit breaker, and the circuit breaker is electrically connected with the grounding switch;

the cover plate is rotatably arranged on the outer side of the electric cabinet body.

In the above fixed high-voltage power distribution cabinet, the isolating switch is provided with the switch blade, the upper part of the circuit breaker is provided with the rotating shaft, the rotating shaft and the switch blade are provided with the connecting rod, and the rotating shaft drives the connecting rod to act so as to drive the switch blade to rotate when rotating.

In the above-mentioned fixed high voltage distribution cabinet, be equipped with pivot control switch on the circuit breaker, pivot control switch sets firmly the one end of pivot.

At foretell fixed high voltage distribution cabinet, still be equipped with current transformer and arrester in the function room, current transformer and arrester all with the circuit breaker electricity is connected.

Compared with the prior art, the utility model has the advantages of set up isolator through the upper end of circuit breaker, set up pivot connecting rod and pivot control switch on the isolator, simplified the operation of opening circuit of high-tension electricity cabinet, made things convenient for the maintenance of the circuit in the high-tension electricity cabinet more.

Drawings

Fig. 1 is a front view of an electric cabinet body of a fixed high-voltage distribution cabinet of the utility model;

fig. 2 is a left side view of the electric cabinet body of the fixed high-voltage distribution cabinet of the utility model;

fig. 3 is a front view of a cover plate of a fixed high-voltage distribution cabinet according to the present invention;

in the figure, an electric cabinet body 1, a partition plate 2, a bus chamber 3, a main bus 4, a function chamber 5, a circuit breaker 6, an isolating switch 7, a grounding switch 8, a cover plate 9, a knife switch 10, a rotating shaft 11, a connecting rod 12, a rotating shaft control switch 13, a current transformer 14, a lightning arrester 15 and a cable 16.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to fig. 3, the utility model discloses a fixed high voltage distribution cabinet, include: the electric cabinet comprises an electric cabinet body 1, a partition plate 2, a bus chamber 3, a main bus 4, a function chamber 5, a circuit breaker 6, a disconnecting switch 7, an earthing switch 8 and a cover plate 9.

Specifically, the rotatable setting of apron 9 is in the outside of electric cabinet body, baffle 2 sets up the inside at electric cabinet body 1, baffle 2 can be fixed in electric cabinet body 1, also can be that the detachable mode sets up inside electric cabinet body 1, baffle 2 is split into bus-bar room 3 and the function room 5 of lower part on upper portion with the inside of electric cabinet body 1, main bus 4 sets up in bus-bar room 3, be equipped with circuit breaker 6 in the function room 5, circuit breaker 6's inlet wire end is inserted and is established on baffle 2, isolator 7 sets up on circuit breaker 6's inlet wire, earthing switch 8 sets up on circuit breaker 6 and circuit breaker 6 is connected with earthing fast switch 8 electricity.

Under normal conditions, the upper end of the main bus 4 is connected to a power grid, the disconnecting switch 7 is in a closed state to enable the circuit breaker 6 to be communicated with the main bus 4, and the current transformer 14, the lightning arrester 15 and the cable 16 which are arranged in the function room 5 are all electrically connected with the circuit breaker 6. When other circuits in the electric cabinet break down and need to be maintained, the disconnecting switch 7 is rotated to enable the main bus 4 and the circuit breaker 6 to be in a broken circuit state, and then other circuits in the electric cabinet can be maintained.

Further, a knife switch 10 is arranged on the disconnecting switch 7, a rotating shaft 11 is arranged on the breaker 6, a connecting rod 12 is arranged between the rotating shaft 11 and the knife switch 10, and when the rotating shaft 11 rotates, the connecting rod 12 is driven to act so as to drive the knife switch 11 to rotate.

Preferably, a rotating shaft control switch 13 is arranged on the breaker 6, the rotating shaft control switch 13 is fixedly arranged at one end of the rotating shaft 11, and when the rotating shaft control switch 13 is rotated, the rotating shaft 11 can be driven to rotate together. The arrangement of the rotating shaft 11, the connecting rod 12 and the rotating shaft control switch 13 simplifies the circuit breaking operation of the high-voltage electric cabinet, and facilitates the maintenance of circuits in the high-voltage electric cabinet.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the scope and spirit of the invention as defined in the accompanying claims.

Claims

1. A fixed high voltage distribution cabinet, characterized in that includes:

the electric cabinet comprises an electric cabinet body, wherein a partition plate is arranged in the electric cabinet body, a bus chamber is arranged at the upper part of the partition plate, a main bus is arranged in the bus chamber, a function chamber is arranged at the lower part of the partition plate, a circuit breaker is arranged in the function chamber, an isolating switch is movably arranged at the wire inlet end of the circuit breaker, a grounding switch is arranged on the circuit breaker, and the circuit breaker is electrically connected with the grounding switch;

2. The fixed high-voltage power distribution cabinet according to claim 1, wherein the disconnecting switch is provided with a switch blade, the upper portion of the circuit breaker is provided with a rotating shaft, a connecting rod is arranged between the rotating shaft and the switch blade, and the rotating shaft drives the connecting rod to move so as to drive the switch blade to rotate.

3. The stationary high voltage distribution cabinet according to claim 2, wherein said circuit breaker is provided with a rotating shaft control switch, said rotating shaft control switch being fixedly mounted at one end of said rotating shaft.

4. The fixed high-voltage power distribution cabinet according to claim 1, wherein a current transformer and an arrester are further disposed in the functional chamber, and both the current transformer and the arrester are electrically connected to the circuit breaker.