CN212542964U

CN212542964U - Power supply switching device for power transformation and distribution station

Info

Publication number: CN212542964U
Application number: CN202021594851.0U
Authority: CN
Inventors: 林玉海
Original assignee: Hainan Ruilida Power Engineering Co ltd
Current assignee: Hainan Ruilida Power Engineering Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-02-12
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a power switching device of a transformer substation and a distribution substation, which comprises a fixed plate, an assembly plate and a transparent cover, wherein first mounting holes are formed in four corners of the assembly plate, the assembly plate is fixedly connected with the fixed plate through fastening screws, a power switching switch body is fixedly mounted on the assembly plate, third mounting holes are formed in four corners of the transparent cover, the transparent cover is fixedly connected with the fixed plate through fastening screws, a circle of first silica gel strips are fixedly mounted on the inner wall surface of a port of the transparent cover, and a circle of second silica gel strips are fixedly mounted at the edge of the outer wall surface of the assembly plate; the utility model has the advantages that: through setting up first silica gel strip, second silica gel strip, rubber circle, utilize the effect of first silica gel strip, second silica gel strip, rubber circle like this, can improve the waterproof performance of this device to prevent into the emergence that water caused the accident, improve the security of power consumption.

Description

Power supply switching device for power transformation and distribution station

Technical Field

The utility model relates to a auto-change over device, in particular to power transformation and distribution station power auto-change over device.

Background

The power supply change-over switch is a power supply loop change-over device for changing over a load circuit from one power supply to another power supply, and is divided into manual operation and automatic operation; the automatic power supply change-over switch, called ATS for short, can automatically switch to a standby power supply when power failure or power failure occurs, so that normal power supply can be continued; ATS is commonly used in hospitals, banks, telecommunication rooms, buildings, military facilities and the like, and places needing emergency power supply systems;

at present, the existing power supply change-over switch installed outdoors is not good in waterproof performance, so that water is easy to enter, the internal circuit of the power supply change-over switch is short-circuited, a fire disaster is caused, safety is low, most of power supply change-over switches are not convenient to install and detach, and use is very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power supply switching device of transformer substation to at present, the current outdoor power change over switch of installing because waterproof performance is not good, it leads to power change over switch inner line to take place the short circuit to intake easily like this, thereby causes the conflagration, and the security is lower, and most power change over switches are not convenient for install and dismantle, use very inconvenient problem in solving among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a power supply switching device of a transformer substation and a distribution substation comprises a fixed plate, an assembly plate and a transparent cover, wherein first mounting holes are formed in four corners of the assembly plate, the assembly plate is fixedly connected with the fixed plate through fastening screws, a power supply switching switch body is fixedly mounted on the assembly plate, third mounting holes are formed in four corners of the transparent cover, the transparent cover is fixedly connected with the fixed plate through the fastening screws, a circle of first silica gel strips are fixedly mounted on the inner wall surface of a port of the transparent cover, a circle of second silica gel strips are fixedly mounted on the edge of the outer wall surface of the assembly plate, the first silica gel strips are in contact with the second silica gel strips after the transparent cover is connected with the fixed plate into a whole, first connecting terminals and second connecting terminals are respectively arranged on two sides of the power supply switching switch body, rubber blocks are fixedly mounted on the upper portion and the lower portion of the left side and, the inside of block rubber has seted up a plurality of through wires hole from last to down in proper order.

As a preferred technical scheme of the utility model, power change over switch body electricity is connected with LED warning light, bee calling organ, and power change over switch body is connected with external power supply electricity simultaneously, the inside fixed mounting of translucent cover has temperature relay, and temperature relay is connected with power change over switch body electricity simultaneously.

As a preferred technical scheme of the utility model, the second mounting hole has all been seted up to the four corners department of fixed plate, and the aperture homogeneous phase of second mounting hole is the same simultaneously.

As an optimized technical scheme of the utility model, the aperture homogeneous phase of first mounting hole, second mounting hole, third mounting hole is the same.

As an optimized technical scheme of the utility model, be equipped with adjust knob, start button on the power change over switch body respectively.

As an optimal technical scheme of the utility model, the internal diameter homogeneous phase of through wires hole, the inside in through wires hole all is equipped with the rubber circle simultaneously.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a power switching device of a power transformation and distribution station, which can improve the waterproof performance of the device by arranging a first silica gel strip, a second silica gel strip and a rubber ring and utilizing the functions of the first silica gel strip, the second silica gel strip and the rubber ring, thereby preventing the accidents caused by water inflow and improving the safety of power utilization; the first mounting hole, the second mounting hole and the third mounting hole are arranged, so that the whole device and the power supply change-over switch body can be conveniently mounted and dismounted, and when the power supply change-over switch body is short-circuited, the relay is controlled to start the LED alarm lamp and the buzzer to send out light and sound alarms, so that inspection personnel can be alerted and find out abnormal power utilization, and then line maintenance is carried out, and power utilization accidents are avoided; when night or field are unattended, the transparent cover can generate higher and higher temperature along with the increase of time, and the temperature relay is disconnected from the external power supply at the moment until the temperature exceeds the set value of the temperature relay, so that the safety of the power utilization circuit is ensured.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional connection structure of the present invention;

FIG. 3 is a schematic block diagram of the circuit of the present invention;

FIG. 4 is a schematic view of the side view connection structure of the present invention;

fig. 5 is a schematic view of the cross-section bottom connection structure of the present invention.

In the figure: 1. a first mounting hole; 2. assembling a plate; 3. a fixing plate; 4. a second mounting hole; 5. a power supply changeover switch body; 51. a first connection terminal; 52. adjusting a knob; 53. a second connection terminal; 6. a transparent cover; 7. a third mounting hole; 8. a first silica gel strip; 9. a second silica gel strip; 10. a rubber block; 11. threading holes; 12. an LED warning light; 13. a buzzer; 14. a temperature relay; 15. and controlling the relay.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides a power switching device of transformer and distribution station, including fixed plate 3, assembly plate 2 and translucent cover 6, first mounting hole 1 has all been seted up to the four corners department of assembly plate 2, assembly plate 2 passes through fastening screw and fixed plate 3 fixed connection simultaneously, fixed mounting has power change over switch body 5 on assembly plate 2, third mounting hole 7 has all been seted up to the four corners department of translucent cover 6, translucent cover 6 passes through fastening screw and fixed plate 3 fixed connection simultaneously, the internal face port fixed mounting of translucent cover 6 has round first silica gel strip 8, the outer wall edge fixed mounting of assembly plate 2 has round second silica gel strip 9, translucent cover 6 is connected as whole with fixed plate 3 simultaneously first silica gel strip 8 and second silica gel strip 9 contact, the both sides of power change over switch body 5 are equipped with first binding post 51 respectively, Second binding post 53, equal fixed mounting has block rubber 10 from top to bottom in the outer wall left and right sides of translucent cover 6, and a plurality of through wires hole 11 has been seted up from last to down in proper order to block rubber 10's inside.

Wherein, the power supply switch body 5 is electrically connected with an LED alarm lamp 12, a buzzer 13 and a control relay 15, the LED alarm lamp 12 and the buzzer 13 are both electrically connected with the control relay 15, meanwhile, the power supply change-over switch body 5 is electrically connected with an external power supply, a temperature relay 14 is fixedly arranged inside the transparent cover 6, meanwhile, the temperature relay 14 is electrically connected with the power supply changeover switch body 5, and the LED warning lamp 12 and the buzzer 13 are arranged for warning and predicting when accidental short circuit or electric leakage occurs, so that the inspection personnel can quickly arrive for processing, and a temperature relay 14 is arranged, when accidental short circuit or electric leakage occurs, so that the temperature in the transparent cover 6 is higher and higher, thereby exceeding the temperature relay 14, the temperature relay 14 disconnects the power supply of the power supply changeover switch body 5 connected with the outside, and certain safety is further improved.

Wherein, second mounting hole 4 has all been seted up to the four corners department of fixed plate 3, and the aperture homogeneous phase of second mounting hole 4 is the same simultaneously, and second mounting hole 4 is used for the installation and dismantles whole device.

Wherein, the aperture of first mounting hole 1, second mounting hole 4, third mounting hole 7 is all the same, makes the specification the same like this, is convenient for install and dismantle in unison.

Wherein, the power supply change-over switch body 5 is respectively provided with an adjusting knob 52 and a start button, and the adjusting knob 52 is used for manual adjustment and switching.

Wherein, the internal diameter homogeneous phase of through wires hole 11 all is the same, and the inside of through wires hole 11 all is equipped with the rubber circle simultaneously, and the rubber circle is used for waterproof, improves water-proof effects.

When the power supply switching device is used, the utility model relates to a power supply switching device of a transformer substation, firstly, a power supply switching switch body 5 is arranged on an assembling plate 2, then, the assembling plate 2 is connected with a fixed plate 3, then, a transparent cover 6 is connected with the fixed plate 3, a first silica gel strip 8 is contacted with a second silica gel strip 9, then, an electric wire is respectively penetrated through a threading hole 11 and is connected with a first wiring terminal 51 and a second wiring terminal 53 of the power supply switching switch body 5 (in the process, the waterproof performance of the device can be improved by utilizing the functions of the first silica gel strip 8, the second silica gel strip 9 and a rubber ring, thereby, the accident caused by water inflow is prevented, the safety of electricity utilization is improved), when the power supply switching switch body 5 is short-circuited, then, a relay 15 is controlled to start an LED alarm lamp 12 and a buzzer 13 to emit light and sound alarm, so that personnel can generate alert and find abnormal electricity utilization, further, line maintenance is carried out, and electricity utilization accidents are avoided; when no one is in duty at night or in the field, the transparent cover 6 can generate higher and higher temperature along with the increase of time until the temperature exceeds the set value of the temperature relay 14, and then the temperature relay 14 disconnects the power supply changeover switch body 5 from the external power supply, so that the safety of the power utilization circuit is ensured.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power switching device of transformer substation, includes fixed plate (3), mounting plate (2) and translucent cover (6), its characterized in that: first mounting hole (1) have all been seted up to the four corners department of assembly plate (2), and simultaneously assembly plate (2) are through fastening screw and fixed plate (3) fixed connection, fixed mounting has power change over switch body (5) on assembly plate (2), third mounting hole (7) have all been seted up to the four corners department of translucent cover (6), and simultaneously translucent cover (6) are through fastening screw and fixed plate (3) fixed connection, the port internal face fixed mounting of translucent cover (6) has round first silica gel strip (8), the outer wall edge fixed mounting of assembly plate (2) has round second silica gel strip (9), and simultaneously translucent cover (6) are connected as whole first silica gel strip (8) and second silica gel strip (9) contact with fixed plate (3), the both sides of power change over switch body (5) are equipped with first binding post (51) respectively, Second binding post (53), equal fixed mounting has rubber block (10) from top to bottom about the outer wall left and right sides of translucent cover (6), a plurality of through wires hole (11) have been seted up from last to down in proper order to the inside of rubber block (10).

2. The power switching device of the substation according to claim 1, characterized in that: the LED power supply switch is characterized in that an LED alarm lamp (12), a buzzer (13) and a control relay (15) are electrically connected to the power supply switch body (5), the LED alarm lamp (12) and the buzzer (13) are electrically connected with the control relay (15), the power supply switch body (5) is electrically connected with an external power supply, a temperature relay (14) is fixedly mounted inside the transparent cover (6), and the temperature relay (14) is electrically connected with the power supply switch body (5).

3. The power switching device of the substation according to claim 1, characterized in that: second mounting hole (4) have all been seted up in the four corners department of fixed plate (3), and the aperture of second mounting hole (4) is the same simultaneously.

4. The power switching device of the substation according to claim 3, characterized in that: the first mounting hole (1), the second mounting hole (4) and the third mounting hole (7) are identical in aperture.

5. The power switching device of the substation according to claim 1, characterized in that: the power supply change-over switch body (5) is respectively provided with an adjusting knob (52) and a starting button.

6. The power switching device of the substation according to claim 1, characterized in that: the inner diameters of the threading holes (11) are the same, and rubber rings are arranged inside the threading holes (11).