CN216353677U

CN216353677U - High-temperature-resistant flame-retardant epoxy resin dry-type transformer

Info

Publication number: CN216353677U
Application number: CN202122811391.3U
Authority: CN
Inventors: 刘益成
Original assignee: Xinte Power Technology Co ltd
Current assignee: Xinte Power Technology Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-19
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a high-temperature-resistant flame-retardant epoxy resin dry-type transformer, which comprises a base, wherein a dry-type transformer main body is arranged at the top of the base, an insulating sleeve is sleeved on the outer side of the dry-type transformer main body, a flame-retardant plate is arranged on the inner side of the insulating sleeve, a high-temperature-resistant plate is arranged on the inner side of the flame-retardant plate, a pressing plate is arranged at the top of one side of the insulating sleeve, and a pressing switch is arranged on one side, close to a warning lamp, in the high-temperature-resistant plate; according to the epoxy resin dry-type transformer, the high-temperature-resistant and flame-retardant characteristics of the dry-type transformer main body can be effectively improved through the mutual matching of the insulating sleeve, the flame-retardant plate and the high-temperature-resistant plate, so that the dry-type transformer main body can be effectively isolated, the influence on the operation of other surrounding transformers is prevented when a fire disaster happens, the use safety and the practicability of the epoxy resin dry-type transformer can be improved, and the structural design is simple and reasonable, and the effect is better compared with that of a traditional mode.

Description

High-temperature-resistant flame-retardant epoxy resin dry-type transformer

Technical Field

The utility model relates to the technical field of epoxy resin dry-type transformers, in particular to a high-temperature-resistant flame-retardant epoxy resin dry-type transformer.

Background

At present, most of power transformers used in power transmission and transformation projects are oil-immersed transformers, transformer oil is used as a cooling medium, and the defects of the transformers are that the transformers are large in size, easy to volatilize and overflow, and pollute the environment, explosive, flammable and difficult to maintain, so that the transformers are replaced by dry-type transformers which are small in size, free of pollution to the environment and convenient to maintain safely;

the prior epoxy resin dry-type transformer has the following inconveniences in the use process: 1. the conventional epoxy resin dry-type transformer has a single internal structure and poor flame retardance and high temperature resistance, and when the dry-type transformer is in a fire disaster, other surrounding transformers are affected, so that the use safety of the dry-type transformer is reduced; 2. the inside most of current dry-type transformer all lacks warning mechanism, leads to the transformer can not the very first time when taking place the conflagration rescue actions such as operating personnel break off the power supply or put out a fire simultaneously to cause the secondary damage of transformer, reduced the security that this epoxy dry-type transformer used once more.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-temperature-resistant flame-retardant epoxy resin dry-type transformer, which solves the following inconveniences in the use process of the conventional epoxy resin dry-type transformer in the background art: 1. the conventional epoxy resin dry-type transformer has a single internal structure and poor flame retardance and high temperature resistance, and when a fire disaster occurs in the dry-type transformer, other surrounding transformers are affected; 2. most of the existing dry-type transformers lack warning mechanisms, so that the transformer cannot be powered off or put out a fire and other rescue behaviors by operators at the same time in the first time when a fire disaster occurs, and the problem of safety of the epoxy resin dry-type transformer is solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-temperature resistant flame-retardant epoxy resin dry-type transformer comprises a base, a dry-type transformer main body is arranged at the top of the base, the outer side of the dry-type transformer main body is sleeved with an insulating sleeve, the inner side of the insulating sleeve is provided with a flame-retardant plate, the inner side of the flame-retardant plate is provided with a high temperature resistant plate, the top of one side of the insulating sleeve is provided with a pressing plate, a press switch is arranged on one side of the interior of the high temperature resistant plate close to the warning lamp, limit rods are arranged at the top and the bottom of the interior of the flame retardant plate close to the side of the press switch, press plates matched with the press switch are sleeved on the exterior of two groups of the limit rods, springs connected with the press plates are sleeved on the exterior of the two groups of the limit rods, one side of the pressing plate, which is far away from the pressing switch, is provided with a thermal fuse, and one side of the thermal fuse, which is far away from the pressing plate, is provided with a magnet absorber matched with the dry-type transformer main body.

Preferably, the outer side of the press switch is provided with a protection groove, and the protection groove is connected with the high-temperature resistant plate.

Preferably, one side of each of the two groups of limiting rods, which is far away from the press switch, is provided with a stop, and the stop is matched with the press plate.

Preferably, the both ends of base top both sides and the both sides at both ends connect and are equipped with U type fixed slot, and the inside threaded connection of U type fixed slot is equipped with fixing bolt, and fixing bolt runs through to the inside of insulating cover.

Preferably, the high temperature resistant plate is made of polyphthalamide material.

Preferably, the pressing plate and one side of the ferromagnetic attraction plate close to each other are provided with clamping rings, and the clamping rings are connected with the thermal fuses.

Compared with the prior art, the utility model has the beneficial effects that: the high-temperature resistant flame-retardant epoxy resin dry-type transformer;

1. the high-temperature-resistant and flame-retardant characteristics of the dry-type transformer main body can be effectively improved through the mutual matching of the insulating sleeve, the flame-retardant plate and the high-temperature-resistant plate, so that the dry-type transformer main body can be effectively isolated to prevent the dry-type transformer main body from influencing the operation of other surrounding transformers when a fire disaster occurs, the safety and the practicability of the epoxy resin dry-type transformer can be improved, and the structural design is simple and reasonable, and the effect is better compared with that of a traditional mode;

2. through the mutual cooperation of inhaling ferromagnetism, hot melt, pressing plate, gag lever post, spring, press the switch and warning light, can carry out the suggestion of very first time when dry-type transformer main part conflagration breaks out to operating personnel can in time cut off the power supply or salvage work, thereby has reduced operating personnel unnecessary economic loss, has further improved the security that this dry-type transformer used.

Drawings

FIG. 1 is a side cross-sectional view of the present invention;

FIG. 2 is a side view of the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a high temperature resistant plate; 3. a flame retardant sheet; 4. an insulating sleeve; 5. a dry-type transformer main body; 6. a warning light; 7. a pressing plate; 8. thermal fusing; 9. attracting iron; 10. a limiting rod; 11. a spring; 12. the switch is pressed.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a high-temperature-resistant flame-retardant epoxy resin dry-type transformer comprises a base 1, a dry-type transformer main body 5 is arranged at the top of the base 1, an insulating sleeve 4 is sleeved on the outer side of the dry-type transformer main body 5, the insulating sleeve 4 is convenient to fixedly install, a flame-retardant plate 3 is arranged on the inner side of the insulating sleeve 4, a high-temperature-resistant plate 2 is arranged on the inner side of the flame-retardant plate 3, a pressing plate 7 is arranged at the top of one side of the insulating sleeve 4, a pressing switch 12 is arranged on one side, close to a warning lamp 6, inside the high-temperature-resistant plate 2, the pressing switch 12 is convenient to install and protect, limiting rods 10 are arranged at the top and the bottom of one side, close to the pressing switch 12, inside the flame-retardant plate 3, pressing plates 7 matched with the pressing switch 12 are sleeved on the outer sides of the two groups of limiting rods 10, springs 11 connected with the pressing plates 7 are sleeved on the outer sides of the two groups of the limiting rods 10, hot-melting wires 8 are arranged on one side, far away from the pressing switch 12, of the pressing plate 7, one side of the thermal fuse 8 far away from the pressing plate 7 is provided with a magnet 9 matched with the dry-type transformer main body 5.

Furthermore, the outer side of the press switch 12 is provided with a protection groove, and the protection groove is connected with the high temperature resistant plate 2, so that the press switch 12 can be conveniently installed and protected.

Furthermore, one side of each of the two sets of limiting rods 10, which is far away from the press switch 12, is provided with a stop, and the stop and the press plate 7 are matched with each other to prevent the press plate 7 from being separated from the outer side of the limiting rod 10.

Further, the both ends of 1 top both sides of base and the both sides at both ends connect and are equipped with U type fixed slot, and the internal thread connection of U type fixed slot is equipped with fixing bolt, and fixing bolt runs through to the inside of insulating cover 4, the insulating cover 4 of the fixed mounting of being convenient for.

Furthermore, the high temperature resistant plate 2 is made of polyphthalamide material, so that the high temperature resistant effect is convenient to improve.

Furthermore, the pressing plate 7 and the magnet 9 are provided with a clamping ring at one side close to each other, and the clamping ring is connected with the thermal fuse 8, so that the thermal fuse 8 is convenient to connect and install.

The working principle is as follows: the electric components of the device are all supplied with power by the storage battery, when the device is used, an operator can firstly install the base 1, the dry-type transformer main body 5 and the components above the base 1 at a designated position, at the moment, the insulation sleeve 4 and the components above the insulation sleeve are taken to be sleeved on the outer side of the dry-type transformer main body 5, then the insulation sleeve 4 and the base 1 are fixedly connected through the fixing bolt, meanwhile, the high-temperature resistance and flame-retardant characteristics of the dry-type transformer main body 5 can be effectively improved through the material design of the flame-retardant plate 3 and the high-temperature-resistant plate 2, so that the dry-type transformer main body 5 can be effectively isolated to prevent the dry-type transformer main body from influencing the operation of other surrounding transformers when a fire occurs, and therefore, the safety and the practicability of the epoxy resin dry-type transformer can be improved;

when the dry type transformer main body 5 is in fire, the thermal fuse 8 can be burnt and broken by a fire source generated by the dry type transformer main body 5, then the pressing plate 7 can be driven to recover by the elastic restoring force of the spring 11 to press the pressing switch 12, so that the warning lamp 6 can be turned on by the pressing switch 12, and the warning work can be performed on the operator by the work of the warning lamp 6.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that the terms "connected" and "connected" are to be interpreted broadly, e.g., as either a fixed connection or a removable connection, unless expressly stated or limited otherwise; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a fire-retardant epoxy dry-type transformer of high temperature resistant, includes base (1), its characterized in that: the dry-type transformer comprises a base (1), a dry-type transformer main body (5) is arranged at the top of the base (1), an insulating sleeve (4) is sleeved on the outer side of the dry-type transformer main body (5), a flame-retardant plate (3) is arranged on the inner side of the insulating sleeve (4), a high-temperature-resistant plate (2) is arranged on the inner side of the flame-retardant plate (3), a pressing plate (7) is arranged at the top of one side of the insulating sleeve (4), a pressing switch (12) is arranged on one side, close to a warning lamp (6), of the inner portion of the high-temperature-resistant plate (2), limiting rods (10) are arranged at the top and the bottom of one side, close to the pressing switch (12), of the inner portion of the flame-retardant plate (3), the pressing plate (7) matched with the pressing switch (12) is sleeved on the outer portions of the two sets of the limiting rods (10), springs (11) connected with the pressing plate (7) are sleeved on the outer sides, hot melting wires (8) are arranged on one sides, far away from the pressing switch (12), of the pressing plate (7), and one side of the thermal fuse (8) far away from the pressing plate (7) is provided with a magnet absorption magnet (9) matched with the dry-type transformer main body (5).

2. The high temperature resistant flame retardant epoxy resin dry type transformer according to claim 1, characterized in that: and a protection groove is arranged on the outer side of the press switch (12), and the protection groove is connected with the high-temperature resistant plate (2).

3. The high temperature resistant flame retardant epoxy resin dry type transformer according to claim 1, characterized in that: and one sides of the two groups of limiting rods (10) far away from the press switch (12) are provided with stop blocks, and the stop blocks are matched with the press plate (7).

4. The high temperature resistant flame retardant epoxy resin dry type transformer according to claim 1, characterized in that: the two ends of the two sides of the top of the base (1) and the two sides of the two ends are connected with U-shaped fixing grooves, fixing bolts are connected with the inner threads of the U-shaped fixing grooves and penetrate through the insulating sleeve (4).

5. The high temperature resistant flame retardant epoxy resin dry type transformer according to claim 1, characterized in that: the high-temperature resistant plate (2) is made of polyphthalamide material.

6. The high temperature resistant flame retardant epoxy resin dry type transformer according to claim 1, characterized in that: the pressing plate (7) and one side of the magnet (9) close to each other are provided with clamping rings, and the clamping rings are connected with the thermal fuse (8) mutually.