CN210404517U - Safety protection device for box-type substation - Google Patents

Abstract

The utility model discloses a box-type substation safety device, include: the box-type substation is characterized in that a door frame is welded between the inner walls of the box-type substation, and the inner wall of one side of the door frame is hinged with a net door; a stopper; the limiting stopper is fixedly installed on a fixing plate welded to the outer wall of one side of the door frame, an elastic sheet is fixedly installed at the output end of the limiting stopper, the elastic sheet extends to the other side of the door frame and is matched with the net door, a wire is arranged in a port of the limiting stopper, and the other end of the wire is electrically connected with an electronic element inside the box-type substation. According to the box-type substation safety protection device, the connection and disconnection of the contacts of the control limiter are realized through the opening and closing of the net door, so that the safety of the operation environment is ensured, and accidents are prevented; the operation is convenient, the working principle is simple, the cost is low in the specific implementation process, and the method is suitable for large-area popularization and use.

Description

Safety protection device for box-type substation

Technical Field

The utility model relates to an electric power facility technical field relates to a box-type substation safety device particularly.

Background

Box substations, also called substation complexes, play an important role in the transfer and distribution of power in the power supply system.

In order to ensure the normal operation of the power facility, accidents such as power failure and the like caused by the fault of the box-type substation can be avoided, so that the supply of power is affected, and unnecessary economic loss is caused.

The electric current of box-type substation transfer belongs to high tension current, consequently when electric power maintainer overhauls box-type substation, just there is higher risk to maintainer self because box-type substation's the internal conditions is unpredictable, causes the unexpected possibility of electrocuting of maintainer when having the maintenance, how guarantee that electric power maintainer need by fine solution in the safety when overhauing box-type substation.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, an aspect of the utility model aims to provide a box-type substation safety device to solve the problem in the above-mentioned background.

In order to achieve the above object, the utility model provides a pair of box-type substation safety device, include: the box-type substation is characterized in that a door frame is welded between the inner walls of the box-type substation, and the inner wall of one side of the door frame is hinged with a net door; a stopper; the utility model discloses a box-type substation, including door frame, stopper, door frame, wire, box-type substation, door frame, wire, circuit, power maintenance person's safety has been guaranteed to stopper fixed mounting on the fixed plate of door frame one side outer wall welded, the output fixed mounting of stopper has the shell fragment, the shell fragment extends to door frame's opposite side, and with the net door cooperatees, be provided with the wire in the port of stopper, the other end of wire with the inside electronic component electric connection of box-type substation to through opening and shutting of net door, make the disconnection of stopper internal contact, the wire is connected impassa.

Preferably, the net door is symmetrically provided with bolts, and the door frame is respectively provided with slot pieces matched with the bolts for use.

Preferably, the door frame is a channel steel frame.

Preferably, the model of the limiting stopper is LX-41.

Advantageous effects

Compared with the prior art, the utility model provides a pair of box-type substation safety device, when closing transformer safety net door, because pressure action separates safety net door upper portion stopper conductive contact, high-voltage switch could close a floodgate this moment, box-type substation body circuit normally works, when pulling open the net door, stopper contact automatic connection under the spring action this moment, the circuit is in the closed condition this moment, high-pressure separating brake coil switch-on, substation equipment high pressure master switch tripping operation disconnection, cut off high voltage power supply, transformer room and low pressure side outage. At the moment, a maintainer can enter the box-type substation to complete overhaul, so that the safety of the operation environment is ensured, and accidents are prevented; the operation is convenient, the working principle is simple, the cost is low in the specific implementation process, and the method is suitable for large-area popularization and use.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the stopper with the net door opened;

fig. 3 is a schematic view of a rotating structure of the stopper when the net door is closed.

The main reference numbers:

1. a box-type substation; 2. a stopper; 10. a door frame; 11. a net door; 12. a fixing plate; 13. a spring plate; 14. a wire; 15. a bolt; 16. a slot sheet; 17. riveting; 18. a guide wheel; 19. and an outer door.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-3, a box-type substation safety protection device includes: box-type substation 1 and stopper 2, wherein, box-type substation 1 and stopper 2 all are current products, and the utility model provides a technical scheme is in order to guarantee when electric power overhaul personnel is overhauing box-type substation, avoids the accident of accidental electric shock, has ensured electric power overhaul personnel's life safety.

Specifically, as shown in fig. 1, when an outer door 19 of the box-type substation 1 is opened, it can be seen that a door frame 10 is welded between inner walls of the box-type substation 1, and an inner wall of one side of the door frame 10 is hinged with a mesh door 11, pins 15 are symmetrically arranged on the mesh door 11, the door frame 10 is respectively provided with slot pieces 16 used in cooperation with the pins 15, the opening and closing of the mesh door 11 are controlled by inserting or pulling out a plug rod on the pin 15 into or from the slot pieces 16, and the pins 15 and the slot pieces 16 are fixed by rivets 17.

Furthermore, the outer wall of the door frame 10 on one side of the top is welded with a fixing plate 12, the limiter 2 is fixed on the fixing plate 12 through screws, an elastic sheet 13 extending to the other side of the door frame 10 is fixedly installed at the output end of the limiter 2, a wire 14 is arranged in a port of the limiter 2, and the other end of the wire 14 is electrically connected with an electronic element inside the box-type substation 1, so that when a guide wheel 18 of the elastic sheet 13 is in contact with the outer wall of the net door 11, the applied force of the net door 11 is received, the elastic sheet 13 is broken off from the inner side, that is, in the situation shown in fig. 3, the upper limiter conductive contact of the safety net door is separated due to the pressure effect, at the moment, the high-voltage switch is switched on, the box-type substation body circuit normally works, and the box-type.

In addition, when the net door 11 is opened, as shown in fig. 2, the contacts of the limiter 2 are automatically connected under the action of the elastic force, the circuit is in a closed state, the high-voltage opening coil is connected, the high-voltage main switch of the transformer substation equipment is tripped and disconnected, the high-voltage power supply, the transformer room and the low-voltage side are cut off, the box-type transformer substation 1 is in a power-off state, and the electric power maintainer can directly enter the box-type transformer substation 1 to operate, so that the safety of the operating environment is ensured, and the occurrence of accidents is prevented

Wherein, the door frame 10 is a channel steel frame box type transformer station frame.

It will be appreciated by those skilled in the art that other similar connecting means, such as welding, bonding or screwing, may also be used to implement the present invention.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims (3)

1. The utility model provides a box-type substation safety device which characterized in that includes: the transformer substation comprises a box-type transformer substation (1), wherein a door frame (10) is welded between the inner walls of the box-type transformer substation (1), and a net door (11) is hinged to the inner wall of one side of the door frame (10); a stopper (2); stopper (2) fixed mounting be in on door frame (10) one side outer wall welded fixed plate (12), the output fixed mounting of stopper (2) has shell fragment (13), shell fragment (13) extend to the opposite side of door frame (10), and with net door (11) cooperate, be provided with wire (14) in the port of stopper (2), the other end of wire (14) with the inside electronic component electric connection of box-type substation (1).

2. The box-type substation safety device according to claim 1, characterized in that the net door (11) is symmetrically provided with bolts (15), and the door frames (10) are respectively provided with slot pieces (16) used in cooperation with the bolts (15).

3. The box substation safety guard according to claim 1, characterized in that the door frame (10) is a channel steel frame.

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