CN212543182U

CN212543182U - Compact transformer substation

Info

Publication number: CN212543182U
Application number: CN202021238010.6U
Authority: CN
Inventors: 陈如根
Original assignee: Hangzhou Luxin Electrical Appliance Manufacturing Co ltd
Current assignee: Hangzhou Luxin Electrical Appliance Manufacturing Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-02-12
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a compact transformer substation, it is gaseous including ground, closed combination electric box and sulfur hexafluoride, the ground top is provided with closed combination electric box, closed combination electric box intussuseption is filled with sulfur hexafluoride is gaseous, closed combination electric box one side is provided with the camera, camera one side is provided with control platform, control platform with the camera passes through wireless signal and connects. Has the advantages that: the utility model discloses a set up closed combination electric box, sulfur hexafluoride gas, can hold a plurality of electrical components, the space occupies smallly, and the compactedness is good, and the personnel of being convenient for patrol and examine the management, reduce personnel's work burden, through setting up control station and camera, can constitute networking monitored control system, the working condition of real-time observation transformer substation makes the maintainer catch up with the scene of the accident at the very first time, improves and patrols and examines work efficiency, reduces staff's burden.

Description

Compact transformer substation

Technical Field

The utility model relates to a transformer substation technical field, concretely relates to compact transformer substation.

Background

A substation is an electrical facility in an electrical power system that transforms voltage, receives and distributes electrical energy, controls the flow of electrical power, and regulates voltage, and it connects the grids of the various levels of voltage through its transformers.

At present, the existing transformer substation has the defects of multiple electrical elements, large occupied area, inconvenient management and workload increase of personnel, the existing transformer substation needs personnel to patrol every day, the task amount is large, the things happening on the site cannot be known in real time, and the practicability is low, so that the existing problem is solved by a compact transformer substation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, a compact transformer substation is provided, and the problems that the existing transformer substation has many electrical elements, occupies a large area, is inconvenient to manage and increases the workload of personnel are solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a compact transformer substation, it is gaseous including ground, closed combination electric box and sulfur hexafluoride, the ground top is provided with closed combination electric box, closed combination electric box intussuseption is filled with sulfur hexafluoride is gaseous, closed combination electric box one side is provided with the camera, camera one side is provided with control platform, control platform with the camera passes through wireless signal and connects.

Further, there is isolator through bolted connection in the closed combination electrical box, the isolator below is provided with the circuit breaker, the circuit breaker with closed combination electrical box passes through bolted connection, circuit breaker one side is provided with cable termination, cable termination with closed combination electrical box passes through bolted connection.

By adopting the technical scheme, the stable support is provided by the foundation, the sealed space is provided by the closed combined electric box, the sulfur hexafluoride gas is used as an insulating medium, a plurality of electric elements can be accommodated, the space occupation is small, the compactness is good, the patrol management of personnel is convenient, the control platform and the camera can form a networked monitoring system, the working condition of the transformer substation is observed in real time, maintenance personnel can arrive at an accident site at the first time, the patrol working efficiency is improved, the burden of the working personnel is reduced, the circuit breaker can be used for switching on and switching off the circuit under the normal operation condition of the electric power system, the fault equipment and the circuit are automatically switched off under the control of a relay protection device when the fault occurs, the automatic reclosing function can be realized, and the isolating switch is mainly used for isolating the voltage when the equipment or the circuit is overhauled, the safety is guaranteed, the circuit breaker is matched with the circuit breaker to use, and the operation of the power system is controlled through the cable terminal.

Further, a mutual inductor is arranged below the cable terminal, a grounding switch is arranged on one side below the mutual inductor, the mutual inductor and the grounding switch are connected with the closed combined electrical box through bolts, and a wire outlet sleeve is connected to one side in the closed combined electrical box through a clamping groove.

By adopting the technical scheme, the mutual inductor can change the running voltage of high-voltage equipment and a bus, heavy-current equipment and the load or short-circuit current of the bus into the low voltage and the low current of a measuring instrument and relay protection and control equipment according to a specified proportion, and is connected with an external electrical element through the outgoing line sleeve.

Furthermore, buses are connected among the isolating switch, the circuit breaker, the cable terminal, the mutual inductor and the grounding switch.

By adopting the technical scheme, the bus plays a connecting role for transmitting electric power.

Further, the other side of the closed type combination electrical box is electrically connected with a transformer.

By adopting the technical scheme, the transformer changes the voltage, adapts to the voltage of a power system, reduces the loss in the circuit transmission process,

furthermore, one side of the transformer is electrically connected with a lightning arrester, and one side of the lightning arrester is electrically connected with a lightning rod.

By adopting the technical scheme, the lightning rod can prevent the transformer substation from suffering direct lightning stroke, the lightning is discharged to the lightning rod to introduce the lightning current into the ground, and the lightning arrester has the effects that when the overvoltage exceeds a certain limit value, the voltage is automatically reduced by discharging to the ground, the equipment is protected, and the arc is rapidly and automatically extinguished after the discharge, so that the normal operation of the system is ensured.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1. in order to solve the problems of more electrical components, large occupied area, inconvenient management and increased work burden of personnel in the conventional transformer substation, the utility model can accommodate a plurality of electrical components by arranging the closed combined electric box and sulfur hexafluoride gas, has small occupied space and good compactness, is convenient for the personnel to patrol and manage and reduces the work burden of the personnel;

2. need personnel to patrol and examine every day for solving current transformer substation, the task volume is big, and can not know the thing that takes place in the place in real time, problem that the practicality is low, the utility model discloses a setting up control station and camera, can forming networking monitored control system, the working condition of observing the transformer substation in real time makes maintainer catch up to the scene of the accident at the very first time, improves and patrols and examines work efficiency, reduces staff's burden.

Drawings

Fig. 1 is a schematic structural diagram of a compact substation according to the present invention.

The reference numerals are explained below:

1. a control station; 2. a foundation; 3. a grounding switch; 4. sulfur hexafluoride gas; 5. a bus bar; 6. a circuit breaker; 7. a closed combined electric box; 8. a camera; 9. an isolating switch; 10. a cable termination; 11. a transformer; 12. a wire outlet sleeve; 13. a transformer; 14. a lightning arrester; 15. a lightning rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, the compact transformer station in this embodiment includes a foundation 2, a closed combined electrical box 7 and sulfur hexafluoride gas 4, the stable support is provided by the foundation 2, the closed combined electrical box 7 is provided above the foundation 2 to provide a sealed space, the closed combined electrical box 7 is filled with the sulfur hexafluoride gas 4, which can be used as an insulating medium to accommodate a plurality of electrical components, the space occupation is small, the compactness is good, the patrol management of personnel is facilitated, and the work load of personnel is reduced, a disconnecting switch 9 is connected in the closed combined electrical box 7 by a bolt, a circuit breaker 6 is provided below the disconnecting switch 9, the circuit breaker 6 is connected with the closed combined electrical box 7 by a bolt, a cable terminal 10 is provided at one side of the circuit breaker 6, the cable terminal 10 is connected with the closed combined electrical box 7 by a bolt, and the circuit breaker 6 can be used for closing and opening a circuit under the normal operation condition of, when a fault occurs, the relay protection device automatically disconnects fault equipment from a line under the control of the relay protection device, and has an automatic reclosing function, the isolating switch 9 is mainly used for isolating voltage during equipment or line maintenance to ensure safety, is matched with the circuit breaker 6 for use, controls the operation of a power system through the cable terminal 10, is provided with a mutual inductor 11 below the cable terminal 10, is provided with a grounding switch 3 below the mutual inductor 11 and can be used for grounding to protect the power system, the mutual inductor 11 and the grounding switch 3 are both connected with a closed combined electric box 7 through bolts, buses 5 are connected among the isolating switch 9, the circuit breaker 6, the cable terminal 10, the mutual inductor 11 and the grounding switch 3, and play a connecting role of the buses 5 for transmitting power, and the mutual inductor 11 can change the operating voltage of high-voltage equipment and the buses 5, the load or the short-circuit current of the high-current equipment and the buses 5 into a measuring instrument, One side in the closed combined electrical box 7 is connected with a wire outlet sleeve 12 through a clamping groove, and is connected with an external electrical element through the wire outlet sleeve 12.

As shown in fig. 1, in this embodiment, 7 one sides of closed combination electrical box are provided with

camera

8, and 8 one sides of camera are provided with control platform 1, and control platform 1 passes through wireless signal with camera 8 and is connected, can constitute networking monitored control system, observes the operating condition of transformer substation in real time, makes maintainer arrive at the scene of an accident at the very first time, improves and patrols and examines work efficiency, reduces staff's burden.

As shown in fig. 1, in this embodiment, a transformer 13 is electrically connected to the other side of the enclosed combination electrical box 7, the voltage is changed by the transformer 13, the transformer 13 adapts to the voltage of the power system, the loss in the circuit transmission process is reduced, a lightning arrester 14 is electrically connected to one side of the transformer 13, a lightning rod 15 is electrically connected to one side of the lightning arrester 14, the lightning rod 15 can prevent the transformer substation from being directly struck by lightning to discharge lightning to itself, so as to introduce lightning current into the ground, and the lightning arrester 14 has the function of automatically discharging to the ground when the overvoltage exceeds a certain limit value, thereby reducing the voltage, protecting equipment, and rapidly and automatically extinguishing arc after discharging, so as to ensure the.

The specific implementation process of this embodiment is as follows: when the device is used, a sealed space is provided by the closed combined electric box 7, sulfur hexafluoride gas 4 is used as an insulating medium and can contain a plurality of electrical elements, the occupied space is small, the compactness is good, the patrol management of personnel is convenient, the work load of personnel is reduced, the circuit breaker 6 can be used for switching on and switching off a circuit under the normal operation condition of an electric power system, fault equipment and the circuit are automatically switched off under the control of a relay protection device when in fault, and the device also has an automatic reclosing function, the isolating switch 9 is mainly used for isolating voltage when the equipment or the circuit is overhauled so as to ensure safety, is matched with the circuit breaker 6 for use, the operation of the electric power system is controlled by the cable terminal 10, and the operation voltage of high-voltage equipment and a bus 5, the load or short-circuit current of high-current equipment and the bus 5 can be changed into a measuring instrument, Relay protection and controlgear's low-voltage and undercurrent, when transmitting electric power, can change voltage through transformer 13, adapt to power system's voltage, reduce the loss in the circuit transmission process, lightning rod 15 can prevent that the transformer substation from suffering direct thunderbolt and discharging the thunder and lightning to its self and introduce the lightning current into the ground, arrester 14's effect is when overvoltage exceedes certain limit, thereby automatic discharge to the ground reduces voltage, protective apparatus, automatic arc extinguishing rapidly again after discharging, guarantee system normal operating, through setting up control platform 1 and camera 8, can constitute networking monitored control system, the working condition of real-time observation transformer substation, make maintainer arrive at the scene of accident at the very first time, improve and patrol and examine work efficiency, reduce staff's burden.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. A compact substation characterized in that: including ground (2), closed combination electric box (7) and sulfur hexafluoride gas (4), ground (2) top is provided with closed combination electric box (7), closed combination electric box (7) intussuseption is filled with sulfur hexafluoride gas (4), closed combination electric box (7) one side is provided with camera (8), camera (8) one side is provided with control platform (1), control platform (1) with camera (8) pass through wireless signal connection.

2. A compact substation according to claim 1, characterized in that: there are isolator (9) through bolted connection in closed combination electrical cabinet (7), isolator (9) below is provided with circuit breaker (6), circuit breaker (6) with closed combination electrical cabinet (7) pass through bolted connection, circuit breaker (6) one side is provided with cable termination (10), cable termination (10) with closed combination electrical cabinet (7) pass through bolted connection.

3. A compact substation according to claim 2, characterized in that: the cable terminal (10) below is provided with mutual-inductor (11), mutual-inductor (11) below one side is provided with earthing switch (3), mutual-inductor (11) with earthing switch (3) all with closed combination electrical cabinet (7) pass through bolted connection, one side is connected with wire sleeve (12) through the draw-in groove in the closed combination electrical cabinet (7).

4. A compact substation according to claim 3, characterized in that: and buses (5) are connected among the disconnecting switch (9), the circuit breaker (6), the cable terminal (10), the mutual inductor (11) and the grounding switch (3).

5. A compact substation according to claim 1, characterized in that: the other side of the closed combined electrical box (7) is electrically connected with a transformer (13).

6. A compact substation according to claim 5, characterized in that: one side of the transformer (13) is electrically connected with a lightning arrester (14), and one side of the lightning arrester (14) is electrically connected with a lightning rod (15).