CN221573613U - Power transformer with protective cover - Google Patents

Abstract

The utility model discloses a power transformer with a protective cover, which comprises a framework, an iron core arranged at the top of the framework, a coil arranged at the inner side of the iron core, and two protective covers detachably arranged at the outer sides of the framework, wherein the inner side walls of the two protective covers are fixedly connected with heat conducting plates, one sides of the heat conducting plates are provided with heat radiating fins, the heat radiating fins extend to the outer sides of the protective covers, the outer sides of the two protective covers are provided with heat radiating holes, the inner sides of the two protective covers are fixedly connected with mounting blocks, and the outer sides of the framework are provided with mounting grooves matched with the mounting blocks.

Description

Power transformer with protective cover

Technical Field

The utility model relates to the technical field of power transformers, in particular to a power transformer with a protective cover.

Background

The power transformer is a soft magnetic component, which can convert high-voltage electric energy in an alternating current power grid into low-voltage electric energy utilized by electronic equipment, and is widely applied to power supply technology and power electronic technology.

Through searching, the patent with the Chinese patent application number 202320983114.7 discloses an anti-interference power supply transformer, the utility model plays a role in protecting a transformer body through the anti-interference protection cover, and damage caused by collision of external objects is prevented, but in actual use, a large amount of heat is generated when the transformer body works, however, the anti-interference protection cover can seriously influence heat dissipation, and the heat is accumulated in the anti-interference protection cover, so that the temperature is too high, and the service life of the transformer body is influenced.

Disclosure of utility model

The present utility model is directed to a power transformer with a protection cover, so as to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a take power transformer of safety cover, includes the skeleton, installs at the iron core at skeleton top, sets up the inboard coil of iron core and two demountable installation at the safety cover in the skeleton outside, two the equal fixedly connected with heat-conducting plate of inside wall of safety cover, one side of heat-conducting plate is equipped with heat radiation fin, just heat radiation fin extends to the outside of safety cover, two the louvre has been seted up in the outside of safety cover, two the inboard fixedly connected with installation piece of safety cover, the outside of skeleton be equipped with installation piece matched with mounting groove, one of them the outside of safety cover is equipped with the fixture block, another the outside of safety cover is equipped with the buckle.

As a preferable scheme of the utility model, the clamping buckle is provided with a clamping groove matched with the clamping block in a penetrating way.

As a preferable scheme of the utility model, a silicone grease sheet is arranged on one side of the heat conducting plate far away from the heat radiating fins.

As a preferable scheme of the utility model, one end of the buckle is provided with a bending part, and the buckle is made of elastic plastic.

As a preferable scheme of the utility model, one side of one protective cover is fixedly connected with a positioning rod, and one side of the other protective cover is provided with a positioning hole corresponding to the positioning rod.

As a preferable scheme of the utility model, the inner sides of the two protection covers are fixedly connected with alignment strips, and the outer side of the framework is provided with alignment grooves matched with the alignment strips.

As a preferable scheme of the utility model, one side of the clamping block is of an inclined surface structure.

Compared with the prior art, the utility model has the beneficial effects that: the protective cover is simple in structure and convenient to assemble and disassemble, heat generated by the iron core can be conducted through the heat conducting plate, the silicone grease sheet and the heat radiating fins and rapidly radiated to the outside, and meanwhile ventilation and heat radiation can be carried out through the heat radiating holes, so that heat accumulation in the protective cover is avoided, the iron core and the coil are prevented from being excessively high in temperature, and the service life of the iron core and the coil is prevented from being influenced.

Drawings

FIG. 1 is a schematic view of the structure of the utility model after the protective cover is detached;

FIG. 2 is a schematic view of the structure of the protective cover of the present utility model after installation;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

fig. 4 is a schematic structural view of the protective cover of the present utility model.

In the figure: 1. a skeleton; 2. an iron core; 3. a coil; 4. a mounting groove; 5. an alignment groove; 6. a heat radiation fin; 7. a heat radiation hole; 8. a protective cover; 9. a buckle; 10. a clamping block; 11. a clamping groove; 12. positioning holes; 13. a heat conductive plate; 14. silicone grease tablets; 15. a mounting block; 16. alignment bars; 17. and a positioning rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a take power transformer of safety cover, including skeleton 1, install the iron core 2 at skeleton 1 top, set up the inboard coil 3 of iron core 2, and two demountable installation safety covers 8 in the skeleton 1 outside, safety covers 8 are used for playing the guard action to iron core 2 and coil 3, the equal fixedly connected with heat conduction plate 13 of inside wall of two safety covers 8, heat conduction plate 13 is used for the heat of conduction iron core 2, the heat of heat conduction plate 13 gives off outside through radiator fin 6 fast, avoid heat accumulation, lead to the high temperature of iron core 2, influence life, one side of heat conduction plate 13 is equipped with radiator fin 6, and radiator fin 6 extends to the outside of safety cover 8, louvre 7 has been seted up in the outside of two safety covers 8, radiator hole 7 is used for carrying out ventilation and heat dissipation, avoid the high temperature of coil 3 and iron core 2, the inboard fixedly connected with installation piece 15 of two safety covers 8, the outside of skeleton 1 is equipped with the mounting groove 4 with installation piece 15 matched with, installation piece 15 and installation of installation piece 4 make safety cover 8 more, the outside of one of safety covers 8 is equipped with fixture block 10, the outside of another safety cover 8 is equipped with buckle 9, 9 and 10 are used for carrying out between two fixed fixtures 8.

Wherein, the buckle 9 is provided with a clamping groove 11 matched with the clamping block 10.

The side of the heat conducting plate 13 far away from the heat radiating fins 6 is provided with a silicone grease sheet 14, and the silicone grease sheet 14 is used for filling gaps between the heat conducting plate 13 and the iron core 2, so that heat can be transferred quickly.

Wherein, the one end of buckle 9 is equipped with the flexion, and the user of bending part convenient to use makes buckle 9 take place crooked, and the material of buckle 9 is elastic plastic.

One side of one of the protection covers 8 is fixedly connected with a positioning rod 17, one side of the other protection cover 8 is provided with a positioning hole 12 corresponding to the positioning rod 17, and the positioning rod 17 of the positioning hole 12 is matched with the positioning rod 17 to enable the connection between the two protection covers 8 to be firmer.

The inner sides of the two protection covers 8 are fixedly connected with alignment strips 16, the outer sides of the frameworks 1 are provided with alignment grooves 5 matched with the alignment strips 16, and the alignment strips 16 and the alignment grooves 5 are matched to limit the positions of the protection covers 8, so that the alignment of the positioning rods 17 and the positioning holes 12 is facilitated.

Wherein, one side of fixture block 10 is the inclined plane structure, and the inclined plane structure is convenient for fixture block 10 jack-up buckle 9.

Specifically, when installing the safety cover 8, take the safety cover 8, aim at counterpoint groove 5 with counterpoint strip 16, make safety cover 8 cover in the outside of skeleton 1, two safety covers 8 are close to each other, because the guide effect of counterpoint strip 16 and counterpoint groove 5, locating hole 12 aligns with locating lever 17, locating lever 17 inserts in locating hole 12, installation piece 15 inserts in installation groove 4, buckle 9 cooperates between two safety covers 8 with fixture block 10, iron core 2 and coil 3 work produces the heat, part heat is given off through louvre 7 department, part heat is conducted through silicone grease piece 14 for heat-conducting plate 13, heat-conducting plate 13 is conducted the heat for radiator fin 6, radiator fin 6 gives off the heat fast, thereby avoid the heat accumulation, when leading to iron core 2 and coil 3's high temperature, only need dismantle safety cover 8, only need break off buckle 9 with the fingers and thumb through the bending part, make buckle 9 and fixture block 10 separate, just can dismantle safety cover 8.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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

Claims (7)

1. The utility model provides a take power transformer of safety cover, includes skeleton (1), installs iron core (2) at skeleton (1) top, sets up coil (3) of iron core (2) inboard to and two demountable installation safety covers (8) in the skeleton (1) outside, its characterized in that: two equal fixedly connected with heat conduction board (13) of inside wall of safety cover (8), one side of heat conduction board (13) is equipped with radiator fin (6), just radiator fin (6) extend to the outside of safety cover (8), two louvre (7) have been seted up in the outside of safety cover (8), two inboard fixedly connected with installation piece (15) of safety cover (8), the outside of skeleton (1) be equipped with installation piece (15) matched with mounting groove (4), one of them the outside of safety cover (8) is equipped with fixture block (10), another the outside of safety cover (8) is equipped with buckle (9).

2. The power transformer with protective cover according to claim 1, wherein: the clamping buckle (9) is provided with a clamping groove (11) matched with the clamping block (10) in a penetrating mode.

3. The power transformer with protective cover according to claim 1, wherein: and a silicone grease sheet (14) is arranged on one side of the heat conducting plate (13) far away from the radiating fins (6).

4. The power transformer with protective cover according to claim 1, wherein: one end of the buckle (9) is provided with a bending part, and the buckle (9) is made of elastic plastic.

5. The power transformer with protective cover according to claim 1, wherein: one side of the protective cover (8) is fixedly connected with a positioning rod (17), and one side of the other protective cover (8) is provided with a positioning hole (12) corresponding to the positioning rod (17).

6. The power transformer with protective cover according to claim 1, wherein: the inner sides of the two protection covers (8) are fixedly connected with alignment strips (16), and alignment grooves (5) matched with the alignment strips (16) are formed in the outer sides of the frameworks (1).

7. The power transformer with protective cover according to claim 1, wherein: one side of the clamping block (10) is of an inclined surface structure.