CN213214004U

CN213214004U - Power supply

Info

Publication number: CN213214004U
Application number: CN202021704187.0U
Authority: CN
Inventors: 陈学森
Original assignee: Kaiping Ruicai Electronic Products Co ltd
Current assignee: Kaiping Ruicai Electronic Products Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-05-14
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a power supply, include: a housing having a mounting cavity formed therein; a circuit board located within the mounting cavity, the circuit board having a plurality of electrical components disposed thereon; and the heat dissipation copper component is embedded in the shell and is connected with the electric element to dissipate heat. Utilize the heat dissipation copper component to dispel the heat with the heat transfer to the shell fast of the production of electric elements, the heat transfer capacity of heat dissipation copper component is high, has promoted the radiating effect greatly, and the heat that electric elements produced in the power is effectively dispersed, reduces operating temperature for the power can reach 300W and above under no fan auxiliary heat dissipation.

Description

Power supply

Technical Field

The utility model relates to a power technical field, in particular to a power for advertising light boxes.

Background

The advertising light box is a common advertising display device in the market, in order to reduce the blocking of the power supply to the light emission, the power supply used in the advertising light box is usually in a strip shape, the thickness is about 22mm, the width is about 50mm, and the length is about 300 mm. Taking the currently used 300w products as an example, if a sufficient heat dissipation effect is to be achieved, a heat dissipation fan needs to be added to assist heat dissipation, but the fan generates noise and affects light, which is not preferred by users, and if the heat dissipation fan is not added, the power cannot reach 300w, which is difficult to meet the requirements of users.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a power possesses powerful heat dispersion, can reach 300W and above power under the supplementary heat dissipation of no fan.

According to the utility model discloses a power, include: a housing having a mounting cavity formed therein; a circuit board located within the mounting cavity, the circuit board having a plurality of electrical components disposed thereon; and the heat dissipation copper component is embedded in the shell and is connected with the electric element to dissipate heat.

According to the utility model discloses power has following beneficial effect at least: utilize the heat dissipation copper component to dispel the heat with the heat transfer to the shell fast of the production of electric elements, the heat transfer capacity of heat dissipation copper component is high, has promoted the radiating effect greatly, and the heat that electric elements produced in the power is effectively dispersed, reduces operating temperature for the power can reach 300W and above under no fan auxiliary heat dissipation.

According to some embodiments of the present invention, the heat sink further comprises a nano carbon copper foil positioned between the heat sink copper member and the electrical component.

According to some embodiments of the invention, the nanocarbon copper foil is wrapped around at least part of the electrical element.

According to some embodiments of the invention, each of the nanocarbon copper foils is connected to one of the heat dissipating copper members.

According to some embodiments of the invention, the nanocarbon copper foil is attached to the heat dissipating copper member, and the nanocarbon copper foil abuts against the electrical element.

According to some embodiments of the utility model, the shell is provided with and is used for the installation the mounting hole of heat dissipation copper component, the outer peripheral face of heat dissipation copper component with the lateral wall of mounting hole closely laminates.

According to some embodiments of the invention, the side of the heat dissipating copper member connecting the electrical element is larger than the mounting hole.

According to some embodiments of the utility model, the wall all around of heat dissipation copper component is provided with the draw-in groove, the lateral wall card of mounting hole is gone into the draw-in groove.

According to some embodiments of the present invention, the housing includes a base and a face cover, the base and the face cover are aluminum alloy parts, and the heat dissipation copper member is disposed on a bottom surface of the base and a top surface of the face cover.

According to the utility model discloses a some embodiments, the side of base is provided with the bounding wall, be provided with a plurality of louvres on the bounding wall.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic diagram of a power supply according to some embodiments of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or state relationship referred to in the orientation description, such as the directions of up, down, front, back, left, right, etc., is the orientation or state relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, some embodiments of the present invention provide a power supply, including: the casing 100 is composed of a base 110 and a face cover 120, the base 110 and the face cover 120 are usually made of aluminum alloy, and a mounting cavity is formed by the base 110 and the face cover 120; a circuit board 200 located in the mounting cavity, the circuit board 200 having a plurality of electrical components 210 thereon, wherein a portion of the electrical components 210 generate a relatively large amount of heat during operation; the heat dissipating copper member 300 is fitted to the bottom surface of the base 110 and the top surface of the cover 120, and the heat dissipating copper member 300 is connected to the electrical component 210.

The heat dissipation copper member 300 with high heat transfer performance is in contact with the electric element 210, so that the heat of the electric element 210 can be quickly transferred to the base 110 and the face cover 120 which are made of aluminum alloy materials, the heat dissipation capability is greatly improved, the heat generated by the electric element 210 in the power supply is effectively dissipated, the operation temperature is reduced, and the power of the power supply can reach 300W or more under the condition of no fan for assisting heat dissipation.

According to some embodiments of the utility model, the power still includes nanometer carbon copper foil (not shown in the figure), nanometer carbon copper foil is located between heat dissipation copper member 300 and electrical component 210, it can be understood that nanometer carbon copper foil material is the carbon base heat conduction material of new generation, constitute by high nanometer carbon material of thermal diffusion and ultra-thin copper foil etc. has unique grain orientation, evenly heat conduction along two directions, lamellar structure can use well in any surface, when the even radiating of product, also provide thermal isolation in the aspect of thickness. The heat transfer capacity of the nanocarbon copper foil is higher than that of the heat dissipation copper member 300, and the heat of the electrical element 210 can be taken away more quickly, and the heat is transferred to the heat dissipation copper member 300 from the nanocarbon copper foil, and then is transferred to the shell 100 made of the aluminum alloy material from the heat dissipation copper member 300, so that the heat dissipation capacity is further improved.

According to some embodiments of the present invention, the nanocarbon copper foil wraps around at least part of the electrical elements 210, and the preferred scheme is that the nanocarbon copper foil wraps around the electrical elements 210 completely, so that the heat dissipation capability is further improved.

According to some embodiments of the utility model, every nanometer carbon copper foil connects a heat dissipation copper component 300, guarantees that every nanometer carbon copper foil transmitted heat all has an independent heat transfer passageway, further promotes heat transfer efficiency.

According to some embodiments of the utility model, the nanometer carbon copper foil pastes in heat dissipation copper component 300 to nanometer carbon copper foil butt is in electric element 210, and nanometer carbon copper foil is the face contact with electric element 210, and nanometer carbon copper foil absorbs electric element 210 heat and passes to heat dissipation copper component 300 again, and heat dissipation copper component 300 further promotes heat-sinking capability with heat transfer for aluminum alloy's shell 100.

According to the utility model discloses a some embodiments, the side of heat dissipation copper component 300 contact nanometer carbon copper foil sets up to the plane, improves the area of contact of heat dissipation copper component 300 and nanometer carbon copper foil, is favorable to promoting the radiating effect.

According to the utility model discloses a some embodiments, base 110 is provided with the mounting hole that is used for installing heat dissipation copper component 300, and the outer peripheral face of heat dissipation copper component 300 closely laminates with the lateral wall of mounting hole, and heat transfer is faster, and the effect is better.

According to some embodiments of the present invention, the side of the heat dissipating copper member 300 connected to the electrical component 210 is larger than the mounting hole, on one hand, the contact area between the heat dissipating copper member 300 and the housing is increased, and on the other hand, the heat dissipating copper member 300 is prevented from coming off from the electrical component 210.

According to some embodiments of the utility model, the wall all around of heat dissipation copper component 300 is provided with the draw-in groove, and the draw-in groove is gone into to the lateral wall card of mounting hole.

According to the utility model discloses a some embodiments, the side of base 110 is provided with bounding wall 111, is provided with a plurality of louvres 112 on the bounding wall 111.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art.

Claims

1. A power supply, comprising:

a housing having a mounting cavity formed therein;

a circuit board located within the mounting cavity, the circuit board having a plurality of electrical components disposed thereon;

and the heat dissipation copper component is embedded in the shell and is connected with the electric element to dissipate heat.

2. The power supply of claim 1, further comprising a nano-carbon copper foil positioned between said heat sink copper member and said electrical component.

3. The power supply of claim 2, wherein said nanocarbon copper foil is wrapped around at least a portion of the periphery of said electrical component.

4. The power supply of claim 2, wherein each of said nanocarbon copper foils is connected to one of said heat sink copper members.

5. The power supply of claim 2, wherein the nano-carbon copper foil is adhered to the heat sink copper member, and the nano-carbon copper foil abuts against the electrical component.

6. The power supply according to claim 1, wherein the housing is provided with a mounting hole for mounting the heat dissipating copper member, and an outer peripheral surface of the heat dissipating copper member is in close contact with a side wall of the mounting hole.

7. The power supply of claim 6, wherein the side of said heat dissipating copper member to which said electrical component is attached is larger than said mounting hole.

8. The power supply according to claim 6, wherein the peripheral wall of the heat dissipating copper member is provided with a locking groove, and the side wall of the mounting hole is locked into the locking groove.

9. The power supply of claim 1, wherein said housing comprises a base and a face cover, said base and said face cover being aluminum alloy pieces, said heat dissipating copper members being disposed on a bottom surface of said base and a top surface of said face cover.

10. The power supply of claim 9, wherein the base is provided with a shroud on a side thereof, the shroud being provided with a plurality of heat dissipation holes.