CN213459339U

CN213459339U - High-power electronic transformer based on fault-tolerant design

Info

Publication number: CN213459339U
Application number: CN202023158667.4U
Authority: CN
Inventors: 付瑶
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-06-15
Anticipated expiration: 2030-12-24

Abstract

The utility model relates to the technical field of electronic transformers, and discloses a high-power electronic transformer based on fault-tolerant design, which comprises a transformer shell; the transformer comprises a transformer shell, and is characterized in that a transformer body is arranged inside the transformer shell, heat dissipation frames are arranged on the front side and the rear side of the bottom of the transformer body, a heat dissipation fan is arranged on the front side of the top of the heat dissipation frame, a standby fan is arranged on the rear side of the heat dissipation fan, a wind collecting cover is arranged at the tops of the heat dissipation fan and the standby fan, and an induction switch is arranged at the top of the heat dissipation frame and on the outer side. The utility model discloses a cooling fan can upwards blow, can blow the cold wind to the coil through the air-collecting cover and cool down, and when cooling fan appears damaging, will start reserve fan and blow the heat dissipation after detecting cooling fan through inductive switch to avoid cooling fan stop work, lead to the coil high temperature and burn out, thereby make the transformer have the fault-tolerant design.

Description

High-power electronic transformer based on fault-tolerant design

Technical Field

The utility model relates to an electronic transformer technical field specifically is a high-power electronic transformer based on fault-tolerant design.

Background

The existing electronic transformer has an electronic device which converts alternating voltage of commercial power into direct current and then forms a high-frequency alternating voltage output through a semiconductor switching device, an electronic element and a high-frequency transformer winding, and is also an alternating current-direct current-alternating current inverter circuit taught in the theory of electronics, but the existing high-power electronic transformer based on fault-tolerant design has some defects, for example;

most of the existing high-power electronic transformers are not provided with fault-tolerant designs, so that when a cooling fan breaks down and stops working suddenly, the temperature of a coil is extremely high and the coil is burnt, the use safety and the stability are greatly reduced, and unnecessary economic loss is easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-power electronic transformer based on fault-tolerant design has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-power electronic transformer based on fault-tolerant design comprises a transformer shell;

the transformer comprises a transformer shell, and is characterized in that a transformer body is arranged inside the transformer shell, heat dissipation frames are arranged on the front side and the rear side of the bottom of the transformer body, a heat dissipation fan is arranged on the front side of the top of the heat dissipation frame, a standby fan is arranged on the rear side of the heat dissipation fan, a wind collecting cover is arranged at the tops of the heat dissipation fan and the standby fan, and an induction switch is arranged at the top of the heat dissipation frame and on the outer side.

As an optimized embodiment of the present invention, the coils are vertically installed inside the transformer body, and the number of the coils is three groups.

As a preferred embodiment of the present invention, the transformer housing is provided with heat dissipation fins outside.

As a preferred embodiment of the present invention, the signal output end of the heat dissipation fan is connected to the signal input end of the inductive switch, and the signal output end of the inductive switch is connected to the signal input end of the standby fan.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model relates to a high-power electronic transformer based on fault-tolerant design can upwards blow through cooling fan, can blow the cold wind to the coil through the air-collecting cover and cool down, and when cooling fan damaged appearing, will start reserve fan and blow the heat dissipation after detecting cooling fan through inductive switch and damaging, thereby avoid cooling fan stop work, lead to the coil high temperature and burn out, thereby make the transformer have fault-tolerant design, improve the fail safe nature of use, and simple structure.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of a front-view cross-sectional structure of a high-power electronic transformer based on a fault-tolerant design of the present invention;

fig. 2 is the utility model relates to a high-power electronic transformer's cooling fan, reserve fan and wind-collecting cover look sideways at cross-sectional structure sketch map based on fault-tolerant design.

In the figure: 1. a transformer housing; 2. a transformer body; 3. a coil; 4. a heat dissipation frame; 5. a heat radiation fan; 6. a wind collecting cover; 7. heat dissipation fins; 8. a standby fan; 9. an inductive switch.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "back", "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, which are merely for convenience of description of the present invention and for simplicity of description, but do not indicate or imply that the device or element referred to must have a specific shape or simplified description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a high-power electronic transformer based on fault-tolerant design comprises a transformer shell 1;

1 internally mounted of transformer shell has transformer body 2, heat dissipation frame 4 is installed to both sides around transformer body 2 bottom, cooling fan 5 is installed to 4 top front sides of heat dissipation frame, standby fan 8 is installed to 5 rear sides of cooling fan, air-collecting cover 6 is installed at cooling fan 5 and the 8 tops of standby fan, induction switch 9 is installed at 4 tops of heat dissipation frame and just be located the cooling fan 5 and the 8 outsides of standby fan.

In this embodiment (please refer to fig. 1 and fig. 2), the cooling fan 5 can blow air upwards, the air collecting cover 6 can blow cold air to the coil 3 for cooling, and when the cooling fan 5 is damaged, the induction switch 9 detects that the cooling fan 5 is damaged and then starts the standby fan 8 to blow air for cooling, thereby preventing the cooling fan 5 from stopping working and causing the coil 3 to be burnt due to overhigh temperature, so that the transformer has a fault-tolerant design, the safety and reliability of use are improved, and the transformer has a simple structure.

In this embodiment (see fig. 1), coils 3 are vertically installed inside the transformer body 2, and the number of the coils 3 is three, so that transformation can be achieved by the coils 3.

In this embodiment (see fig. 1), the heat dissipation fins 7 are installed on the outer side of the transformer housing 1, and the heat dissipation efficiency can be improved by the heat dissipation fins 7.

In this embodiment (see fig. 1), the signal output end of the cooling fan 5 is connected to the signal input end of the inductive switch 9, the signal output end of the inductive switch 9 is connected to the signal input end of the standby fan 8, whether the cooling fan 5 fails or not can be monitored in real time through the inductive switch 9, and the standby fan 8 can be controlled to start cooling when the failure occurs.

It should be noted that the utility model relates to a high-power electronic transformer based on fault-tolerant design, which comprises a transformer shell 1; 2. a transformer body; 3. a coil; 4. a heat dissipation frame; 5. a heat radiation fan; 6. a wind collecting cover; 7. heat dissipation fins; 8. a standby fan; 9. the induction switch, the part is the general standard part or the part known by the technicians in this field, in the spare place of this device, all the electric devices in the above-mentioned, it refers to the power component, the electric device and the adaptive monitoring computer and the power through the wire to connect, the concrete connection means should refer to the following working principle, the order of the work between each electric device completes the electric connection, the detailed connection means is the technology known in this field, the following mainly introduces the working principle and process, does not explain the electric control, its structure and principle are all known by the technicians through technical manual or through the routine experiment method, when using, can blow up through the cooling fan 5, can blow the cold wind to the coil 3 through the wind collecting hood 6 to cool, and when the cooling fan 5 is damaged, will start the spare fan 8 to blow for heat dissipation after the cooling fan 5 is detected to be damaged through the induction switch 9, therefore, the phenomenon that the coil 3 is burnt due to overhigh temperature caused by the fact that the cooling fan 5 stops working is avoided, the transformer is made to have a fault-tolerant design, the use safety and reliability are improved, and the structure is simple.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A high-power electronic transformer based on fault-tolerant design is characterized by comprising a transformer shell (1);

transformer case (1) internally mounted has transformer body (2), heat dissipation frame (4) are installed to both sides around transformer body (2) bottom, cooling fan (5) are installed to heat dissipation frame (4) top front side, reserve fan (8) are installed to cooling fan (5) rear side, fan cover (6) are installed at cooling fan (5) and reserve fan (8) top, induction switch (9) are installed at cooling frame (4) top and in cooling fan (5) and reserve fan (8) outside.

2. The high-power electronic transformer based on fault-tolerant design according to claim 1, characterized in that: the transformer is characterized in that coils (3) are vertically arranged on the inner side of the transformer body (2), and the number of the coils (3) is three.

3. The high-power electronic transformer based on fault-tolerant design according to claim 1, characterized in that: and the outer side of the transformer shell (1) is provided with a heat radiation fin (7).

4. The high-power electronic transformer based on fault-tolerant design according to claim 1, characterized in that: and the signal output end of the heat radiation fan (5) is connected with the signal input end of the induction switch (9), and the signal output end of the induction switch (9) is connected with the signal input end of the standby fan (8).