CN216212653U - Magnetic device - Google Patents

Abstract

The utility model discloses a magnetic device which comprises a machine shell, a magnetic component and an expansion plate arranged on the outer wall of the machine shell, wherein a magnetic element device is positioned in an inner cavity of the machine shell. When the magnetic device works, the heat dissipated by the magnetic device is transferred to the position of the blowing plate through the machine shell, and the heat inside the machine shell is dissipated as soon as possible through the blowing plate. In the magnetic device that this application provided, set up the blowing board and then make the heat in the casing effluvium as early as possible through the outer wall at the casing, and then improve magnetic device's radiating efficiency.

Description

Magnetic device

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to a magnetic device.

Background

The magnetic device is a device with a magnetic component arranged in the shell, and the heat of the magnetic component is usually exchanged with the outside through the wall surface of the shell because the magnetic component generates heat when working.

As the integration level of electrical equipment such as an inverter and a combiner box is improved, the power density is increased; the temperature of the magnetic components of the electrical equipment is higher and higher, and the internal heat cannot be dissipated as soon as possible only through the casing, namely the heat dissipation efficiency of the magnetic components is lower.

Therefore, how to improve the heat dissipation efficiency of the magnetic device is a technical problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide a magnetic device having improved heat dissipation efficiency.

In order to achieve the purpose, the utility model provides a magnetic device which comprises a machine shell, a magnetic component and an expansion plate arranged on the outer wall of the machine shell, wherein the magnetic component is positioned in an inner cavity of the machine shell.

Preferably, the casing includes a casing body for placing the magnetic component and a flange arranged at an opening of the casing body, and the casing body and/or the flange are provided with the blowing plate.

Preferably, the number of the blowing plates is plural, and the plural blowing plates are:

a first inflation plate disposed on the flange;

and/or a second expansion plate disposed at the bottom wall of the housing body;

and/or a third inflation panel disposed at a sidewall of the housing body.

Preferably, keep away from on the flange casing body's surface is equipped with the sealing strip mounting groove, be equipped with the sealing strip in the sealing strip mounting groove, the sealing strip mounting groove winds casing body's open position is the annular setting.

Preferably, the blow plate is bonded, welded or riveted to the cabinet.

Preferably, a clamping groove used for clamping the blowing plate is formed in the machine shell, and the edge of the blowing plate is inserted into the clamping groove.

Preferably, the edge of the blowing plate is provided with a flange fixedly connected with the surface of the shell.

Preferably, the inflation plate is a single-sided inflation plate or a double-sided inflation plate, or the inflation plates include a single-sided inflation plate and a double-sided inflation plate.

Preferably, the fan further comprises a fin disposed on an outer wall of the casing.

Preferably, the magnetic component is a reactor.

Preferably, the heat dissipating surface of at least one of the expansion plates is attached to the outer wall of the housing.

Preferably, the air conditioner further comprises a turbulent fan arranged inside the shell;

and/or the cooling fan is arranged outside the shell and used for air draft or blowing of the blowing plate.

Preferably, the magnetic component is mounted on an inner wall surface of the housing on which the blowing plate is provided.

In the technical scheme, the magnetic device provided by the utility model comprises a shell, a magnetic component and an expansion plate arranged on the outer wall of the shell, wherein the magnetic component is positioned in the inner cavity of the shell. When the magnetic device works, the heat dissipated by the magnetic device is transferred to the position of the blowing plate through the machine shell, and the heat inside the machine shell is dissipated as soon as possible through the blowing plate.

It can be known from the above description that in the magnetic device that this application provided, set up the blowing board and then make the heat in the casing effluvium as early as possible through the outer wall at the casing, and then improve magnetic device's radiating efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic diagram of a first magnetic device according to an embodiment of the present invention;

FIG. 2 is a top view of the magnetic device of FIG. 1;

FIG. 3 is a right side view of the magnetic device of FIG. 2;

FIG. 4 is a left side view of the magnetic device of FIG. 2;

FIG. 5 is a schematic view of the magnetic device of FIG. 4 along the A-A direction;

FIG. 6 is a bottom view of the magnetic device of FIG. 2;

FIG. 7 is a schematic diagram of a second magnetic device according to an embodiment of the present invention;

FIG. 8 is a side view of the magnetic device of FIG. 7;

FIG. 9 is a schematic view of the magnetic device of FIG. 8 taken along the direction B-B;

FIG. 10 is a top view of the magnetic device of FIG. 7;

FIG. 11 is a bottom view of the magnetic device of FIG. 7;

FIG. 12 is a schematic diagram of a third magnetic device in accordance with an embodiment of the present invention;

fig. 13 is a schematic structural diagram of a housing according to an embodiment of the present invention;

fig. 14 is a schematic structural diagram of a chassis with another view according to an embodiment of the present invention;

FIG. 15 is a schematic diagram of a blow-up plate according to an embodiment of the present invention;

FIG. 16 is a schematic view of the inflation plate of FIG. 15 in the direction C-C.

Wherein in FIGS. 1-16:

1. a housing; 1-1, flange; 1-2, a shell body; 1-3, a sealing strip mounting groove; 1-4, a clamping groove;

2. a blow-up plate; 2-1, a first inflation plate; 2-2, a second inflation plate; 2-3, a third inflation plate; 2-4, a first inflation plate; 2-5, flanging;

3. and a fin.

Detailed Description

The core of the utility model is to provide a magnetic device, and the heat dissipation efficiency of the magnetic device is improved.

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.

Referring to fig. 1 to 16, in an embodiment, a magnetic device according to an embodiment of the present invention includes a housing 1, a magnetic component and a blowing plate 2 disposed on an outer wall of the housing 1, where the magnetic component is located in an inner cavity of the housing 1. Specifically, the number of the blowing plates 2 on the casing 1 may be one or at least two, and the size of the blowing plates 2 is determined according to the shape of the casing 1 and the heat dissipation requirement, which is not specifically limited in the present application. Specifically, the magnetic component in the casing 1 may be a reactor. The magnetic components can be in other structures according to actual needs, or at least two magnetic components are arranged in the machine shell 1.

When the magnetic device works, heat dissipated by the magnetic device is transferred to the position of the blowing plate 2 through the machine shell 1, and the heat inside the machine shell 1 is dissipated as soon as possible through the blowing plate 2.

As can be seen from the above description, in the magnetic device provided in the embodiment of the present application, the blowing plate 2 is disposed on the outer wall of the casing 1, so that heat in the casing 1 is dissipated as soon as possible, and the heat dissipation efficiency of the magnetic device is further improved.

Meanwhile, the heat load of the magnetic components in the casing 1 is reduced, the service life is prolonged, and the use reliability is improved. Under the same heat load, the size of the external machine shell 1 of the magnetic component can be reduced, the weight of the whole machine is reduced, the size is reduced, and the product competitiveness is improved.

In a specific embodiment, the casing 1 comprises a casing body 1-2 for placing a magnetic component and a flange 1-1 arranged at an opening of the casing body 1-2, and the casing body 1-2 and/or the flange 1-1 is provided with an expansion plate 2. Wherein, the flange 1-1 is used for connecting with the cover body of the machine shell 1. The flange 1-1 is preferably arranged to protrude from the side wall of the body of the cabinet 1.

Specifically, the flange 1-1 includes a top wall, a bottom wall and a side wall connecting the top wall and the bottom wall, the side wall is located on the outer wall of the casing 1, the top wall of the flange 1-1 is a wall surface far away from the casing 1 body, and the top wall of the flange 1-1 is provided with a threaded hole connected with the cover body and used for being fixed with the cover body.

As shown in fig. 7, the heat radiating surface of at least one of the expansion plates 2 is attached to the outer wall of the cabinet 1. Specifically, the blowing plate 2 may be attached to the wall surface of the flange 1-1 or the wall surface of the cabinet 1 body. In fig. 7, the blowing plate 2 is attached to the bottom wall of the cabinet 1. The blowing board 2 can be flatly pasted on the body of the machine shell 1, and particularly, the pasting mode can be glue connection, riveting, welding and the like.

As shown in fig. 1, the heat radiating surface of at least one of the expansion plates 2 is disposed obliquely with respect to the wall surface to which the cabinet 1 is attached. Specifically, the heat dissipation surface of the inflation plate 2 and the wall surface of the housing 1 may be disposed at an acute angle or a right angle, and preferably, the inflation plate 2 on the same wall surface of the housing 1 is disposed at equal intervals in parallel.

Preferably, the flange 1-1 is integrally formed with the body of the housing 1.

When the blow-up plate 2 is installed, the blow-up plate 2 and the cabinet 1 may be connected by bonding, welding or riveting.

As shown in fig. 5, the housing 1 is provided with a slot 1-4 for clamping the inflation plate 2, and the edge of the inflation plate 2 is inserted into the slot 1-4. Specifically, during assembly, the blowing plate 2 is inserted into the clamping grooves 1-4. In order to improve the connection stability of the blowing plate 2, preferably, the blowing plate 2 is connected with the clamping grooves 1-4 in a bonding, welding or riveting mode.

As shown in fig. 5, the edges of the blow-up plate 2 are provided with flanges 2-5 fixedly connected to the surface of the shell. The combination mode of the flanging 2-5 and the shell 1 can be glue connection, riveting and welding, specifically, the flanging 2-5 can be a bending structure of the edge of the blow-up plate 2, namely, the flanging 2-5 and the body of the blow-up plate 2 are integrally formed.

Specifically, the inflation plate 2 may be a single-sided inflation plate or a double-sided inflation plate.

When the blowing plates 2 are multiple, the casing 1 may be provided with both a single-sided blowing plate and a double-sided blowing plate for double-sided blowing.

In one embodiment, the plurality of blowing plates 2 may be a plurality of blowing plates 2:

the first blowing plates 2-1 and 2-4 are arranged on the flange 1-1, and particularly, the first blowing plates 2-1 and 2-4 can be arranged on one wall surface of the outer wall of the flange 1-1, or at least two wall surfaces of the flange 1-1 are provided with the first blowing plates 2-1 and 2-4.

And/or a second expansion plate 2-2 provided at the bottom wall of the housing body 1-2. The heat dissipation surface of the second expansion plate 2-2 may be attached to the bottom wall of the housing body 1-2, or the heat dissipation surface of the second expansion plate 2-2 and the bottom wall of the housing body 1-2 are disposed in an inclined manner. Or the bottom wall is provided with the second expansion plate 2-2 with the heat dissipation surface attached to the bottom wall of the shell body 1-2, and the second expansion plate 2-2 with the heat dissipation surface inclined with the bottom wall of the shell body 1-2.

And/or a third inflation panel 2-3 provided at a side wall of the housing body 1-2. Specifically, the third expansion plate 2-3 may be provided on one side wall of the housing body 1-2, and preferably, at least two side walls of the housing body 1-2 are provided with the third expansion plate 2-3.

This application all sets up the board 2 that blows through a plurality of walls at casing 1, and then makes the wall in casing 1 all outwards dispel the heat, improves casing 1 temperature uniformity nature.

In order to improve the sealing performance of the casing 1, preferably, a sealing strip installation groove 1-3 is arranged on the surface, far away from the casing body 1-2, of the flange 1-1, a sealing strip is arranged in the sealing strip installation groove 1-3, the sealing strip installation groove 1-3 is annularly arranged around the opening position of the casing body 1-2, and the sealing strip is specifically an annular sealing ring. The sealing strip is used for sealing the machine shell 1 in use.

In one embodiment, the magnetic device further comprises fins 3 provided on the outer wall of the casing 1. Specifically, the fins 3 are provided on the casing 1, that is, the fins 3 are formed integrally with the casing 1, and the fins 3 and the blowing plate 2 may be provided on the same wall surface of the casing 1 or on different wall surfaces.

Specifically, the magnetic device further comprises a turbulent fan arranged inside the casing 1.

The magnetic device further comprises a heat radiation fan which is arranged outside the machine shell 1 and used for exhausting or blowing air by the expansion plate 2. A specific heat radiation fan may be installed at the air inlet or the air outlet of the expansion plate 2.

Specifically, under the same traditional heat load, smaller turbulent flow fans and smaller heat dissipation fans can be used, or the number of the turbulent flow fans and the number of the heat dissipation fans are reduced, so that the cost and the noise are reduced.

In addition to the above aspects, it is preferable that the magnetic component is attached to the inner wall surface of the housing 1 provided with the inflation plate 2.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (12)

1. The magnetic device is characterized by comprising a machine shell (1), a magnetic component and an expansion plate (2) arranged on the outer wall of the machine shell (1), wherein the magnetic component is positioned in the inner cavity of the machine shell (1); the fan also comprises fins (3) arranged on the outer wall of the machine shell (1).

2. The magnetic device according to claim 1, wherein the housing (1) comprises a housing body (1-2) for placing the magnetic component and a flange (1-1) disposed at an opening of the housing body (1-2), and the housing body (1-2) and/or the flange (1-1) is provided with the blow-up plate (2).

3. The magnetic device according to claim 2, wherein the plurality of blowing plates (2) is a plurality of blowing plates (2) comprising:

first expansion plates (2-1), (2-4) provided on the flange (1-1);

and/or a second expansion plate (2-2) arranged at the bottom wall of the shell body (1-2);

and/or a third expansion plate (2-3) provided at a side wall of the housing body (1-2).

4. The magnetic device according to claim 2, wherein a sealing strip mounting groove (1-3) is formed in the surface, away from the housing body (1-2), of the flange (1-1), a sealing strip is arranged in the sealing strip mounting groove (1-3), and the sealing strip mounting groove (1-3) is annularly arranged around the opening position of the housing body (1-2).

5. The magnetic device according to claim 1, wherein the blow-up plate (2) is bonded, welded or riveted to the case (1).

6. The magnetic device according to claim 1, wherein the housing (1) is provided with a slot (1-4) for engaging with the expansion plate (2), and an edge of the expansion plate (2) is inserted into the slot (1-4).

7. The magnetic device according to claim 1, characterized in that the edges of the blow-up plate (2) are provided with flanges (2-5) fixedly connected to the surface of the housing (1).

8. The magnetic device according to claim 1, wherein the inflation plate (2) is a single-sided inflation plate or a double-sided inflation plate, or the plurality of inflation plates (2) comprises a single-sided inflation plate and a double-sided inflation plate.

9. The magnetic device according to claim 1, wherein the magnetic component is a reactor.

10. The magnetic device according to claim 1, characterized in that the heat dissipating surface of at least one of the expansion plates (2) is conformed to the outer wall of the enclosure (1).

11. The magnetic device according to claim 1, further comprising a turbulator fan disposed inside the housing (1);

and/or the heat dissipation fan is arranged outside the machine shell (1) and used for air suction or air blowing of the expansion plate (2).

12. The magnetic device according to any of claims 1 to 11, characterized in that the magnetic component is mounted on an inner wall surface of the casing (1) provided with the blow-up plate (2).

Images