CN215499528U - Earphone charging box and electronic equipment - Google Patents
Earphone charging box and electronic equipment Download PDFInfo
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- CN215499528U CN215499528U CN202122075979.7U CN202122075979U CN215499528U CN 215499528 U CN215499528 U CN 215499528U CN 202122075979 U CN202122075979 U CN 202122075979U CN 215499528 U CN215499528 U CN 215499528U
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- circuit board
- heat
- charging box
- bare copper
- earphone charging
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
The utility model discloses an earphone charging box and electronic equipment. The earphone charging box comprises a shell, a circuit board, a power module and a heat conducting piece; the circuit board is arranged in the shell; the circuit board is provided with a front side and a back side which are oppositely arranged, and the back side is provided with a bare copper area; the power module is arranged on the front side of the circuit board and is electrically connected with the circuit board; the heat conducting member connects the bare copper area and the housing. According to the technical scheme, the circuit board, the power module and the heat conducting piece are arranged in the shell, the power module is arranged on the front side of the circuit board, the bare copper area is arranged on the back side of the circuit board, so that heat generated by the power module can be quickly conducted to the bare copper area through the interior of the circuit board, the heat conducting piece is connected with the bare copper area and the shell, the heat in the bare copper area can be quickly transmitted to the shell, the heat can be quickly dissipated through the larger contact area between the shell and the outside air, and the purpose of improving the heat dissipation efficiency of the earphone charging box is achieved.
Description
Technical Field
The utility model relates to the technical field of electronics, in particular to an earphone charging box and electronic equipment.
Background
Along with the development of science and technology, the molding of earphone charging box is miniaturized gradually, and the requirement of charging efficiency is also higher and higher. Among the correlation technique, in order to satisfy miniaturized product casing, promote charge efficiency simultaneously, can adopt the higher chip that charges of consumption to realize, but high-power consumption charges and can produce higher heat, and present earphone charging box has the technical problem that the radiating efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide an earphone charging box, aiming at improving the heat dissipation efficiency of the earphone charging box.
In order to achieve the above object, the present invention provides an earphone charging box, comprising:
a housing;
the circuit board is arranged in the shell; the circuit board is provided with a front side and a back side which are oppositely arranged, and the back side is provided with a bare copper area;
the power module is arranged on the front side of the circuit board and is electrically connected with the circuit board; and a thermal conductor connecting the bare copper area and the housing.
In one embodiment of the present invention, the heat-conducting member includes:
the first heat conducting part is arranged on the shell; and
the second heat conduction part covers the back of the circuit board and is in contact with the first heat conduction part.
In an embodiment of the utility model, the first heat conducting part is attached to the inner wall of the housing; and/or the second heat conduction part is attached to the back surface of the circuit board.
In an embodiment of the utility model, the first heat conduction portion and the second heat conduction portion are an integral structure.
In one embodiment of the present invention, the heat conducting member is a graphite sheet.
In an embodiment of the utility model, the bare copper area is disposed corresponding to a position of the power module.
In an embodiment of the utility model, the back surface of the circuit board is provided with a routing area, and the areas of the back surface except the routing area are bare copper areas.
In an embodiment of the utility model, the earphone charging box further includes a liner for loading the earphone, the liner is disposed in the housing and connected with the housing to form a containing cavity, and the circuit board, the power module and the heat conducting member are disposed in the containing cavity.
In an embodiment of the utility model, a bracket is arranged at the bottom of the housing, the circuit board is mounted on the bracket, and the front surface of the circuit board is arranged downwards.
In order to achieve the above object, the present invention further provides an electronic device, including the above earphone charging box. The earphone charging box comprises a shell, a circuit board, a power module and a heat conducting piece; the circuit board is arranged in the shell; the circuit board is provided with a front side and a back side which are oppositely arranged, and the back side is provided with a bare copper area; the power module is arranged on the front side of the circuit board and is electrically connected with the circuit board; the heat conducting member connects the bare copper area and the housing.
According to the technical scheme, the circuit board, the power module and the heat conducting piece are arranged in the shell, the power module is arranged on the front side of the circuit board, the bare copper area is arranged on the back side of the circuit board, so that heat generated by the power module can be quickly conducted to the bare copper area through the interior of the circuit board, the heat conducting piece is connected with the bare copper area and the shell, the heat in the bare copper area can be quickly transmitted to the shell, the heat can be quickly dissipated through the larger contact area between the shell and the outside air, and the purpose of improving the heat dissipation efficiency of the earphone charging box is achieved.
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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is an exploded view of the inner liner and outer shell of the earphone charging box of the present invention;
fig. 2 is a schematic view of the assembly of the inner liner and the circuit board in the charging box of the earphone of the present invention;
fig. 3 is a schematic structural diagram of a circuit board and a power module in the earphone charging box according to the present invention;
fig. 4 is a schematic structural view of a circuit board and a heat conducting member in the earphone charging box according to the present invention;
fig. 5 is a schematic view of the assembly of the circuit board and the heat-conducting member in the charging box of the earphone of the present invention in the housing.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
300 | |
| 200 | |
400 | |
| 200A | Front side | 410 | A first |
| 200B | Back side of the |
420 | Second |
| 210 | |
500 | |
| 600 | Support frame |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
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.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides an earphone charging box, which aims to achieve the purpose of accelerating the heat dissipation efficiency of the earphone charging box by quickly conducting the heat of a power device in the earphone charging box to a shell and dissipating the heat by utilizing the shell with a large area.
In an embodiment of the present invention, as shown in fig. 1 to 5, the earphone charging box includes a housing 100, a circuit board 200, a power module 300, and a heat conductive member 400.
The circuit board 200 is arranged in the shell 100, the circuit board 200 is provided with a front surface 200A and a back surface 200B which are oppositely arranged, and a bare copper area 210 is arranged on the back surface 200B;
the power module 300 is arranged on the front surface 200A of the circuit board 200 and is electrically connected with the circuit board 200;
the thermal conductive member 400 connects the bare copper area 210 and the case 100.
In this embodiment, the housing 100 plays a role of loading internal components of the earphone charging box, such as the circuit board 200, the power module 200, and the heat conducting member 400, and the area of the housing 100 in contact with the external air is large. The circuit board 200 plays a role of mounting and fixing the power module 300 or other functional modules, and can electrically connect the power module 300 with other functional modules to realize respective corresponding function control of the earphone charging box. It can be understood that, the function of the power module 300 can be set as charging the earphone or charging the battery in the earphone charging box, under the effect of high power charging, the power module 300 can generate higher heat, at this moment, the heat generated by the power module 300 can be mostly conducted to the circuit board 200, the embodiment sets up the bare copper area 210 through the back 200B of the circuit board 200, the bare copper area 210 is covered with the area of the green film relative to the circuit board 200, and has better heat conduction and radiation effects, so that the bare copper area 210 can conduct the heat inside the circuit board 200 to the heat conducting piece 400, and then conducts the heat to the shell 100 with larger area through the heat conducting piece 400, and the contact area between the shell 100 and the outside air is larger, thereby achieving the purpose of increasing the heat radiation area, and further accelerating the heat radiation efficiency.
It is understood that the circuit board 200 may be formed by using a copper clad laminate (copper clad laminate) as a substrate, the copper clad laminate being formed by using wood pulp paper or glass fiber cloth as a reinforcing material, impregnating the resin with resin, and coating copper foil on one or both surfaces of the copper clad laminate by hot pressing. A circuit is printed on one side of the copper-clad plate for mounting the power module 300 and other electronic components to form the front side 200A of the circuit board 200, and a green film is coated on the other side of the copper-clad plate to form the back side 200B of the circuit board 200. In this embodiment, at least a partial region of the back surface 200B of the circuit board 200 is bare copper designed, so that the heat dissipation efficiency of the metal member is higher, heat is quickly conducted and dissipated from the power module 300 into the circuit board 200, and the condition of high heat accumulation in a certain region is avoided, so that the heat dissipation is more uniform.
In practical applications, the position of the bare copper region 210 may be determined according to practical situations, and if the bare copper region 210 is disposed at a position corresponding to the power module 300, the distance between the power module 300 and the bare copper region 210 is shorter, so that the heat of the power module 300 can be more quickly transferred to the bare copper region 210; if the bare copper area 210 is disposed at a position not corresponding to the power module 300, the heat generated by the power module 300 is transferred to the bare copper area 210 via the main body of the circuit board 200 and is conducted from the bare copper area 210 to the heat conducting member 400. The area size of the bare copper areas 210 may be determined according to practical situations, such as when the back side 200B of the circuit board 200 does not need to be wired, the back side 200B of the circuit board 200 may be set to be the bare copper areas 210; when wiring is present on the back surface 200B of the circuit board 200, an area other than the wiring may be set as the bare copper area 210. The specific arrangement form is not limited.
It is understood that the material of the heat-conducting member 400 is not limited, and may be graphite material, heat-conducting silica gel, or heat-conducting metal with high heat-conducting efficiency. The connection mode of the heat-conducting member 400 connecting the bare copper area 210 and the housing 100 may be abutting, bonding, screwing, or plugging, etc.
In the earphone charging box according to the technical scheme of the utility model, the circuit board 200, the power module 300 and the heat conducting piece 400 are arranged in the shell 100, the power module 300 is arranged on the front surface 200A of the circuit board 200, the bare copper area 210 is arranged on the back surface 200B of the circuit board 200, so that heat generated by the power module 300 can be quickly conducted to the bare copper area 210 through the inside of the circuit board 200, the heat conducting piece 400 is connected with the bare copper area 210 and the shell 100 so as to quickly transmit the heat at the bare copper area 210 to the shell 100, the heat can be quickly dissipated through the larger contact area between the shell 100 and the outside air, and the purpose of improving the heat dissipation efficiency of the earphone charging box is further achieved.
In an embodiment of the present invention, referring to fig. 3 to 5, the heat conductive member 400 includes a first heat conductive portion 410 and a second heat conductive portion 420; the first heat conduction portion 410 is provided on the case 100; the second heat conduction portion 420 covers the back surface 200B of the circuit board 200, and the second heat conduction portion 420 contacts the first heat conduction portion 410.
In this embodiment, the heat conducting member 400 includes a first heat conducting portion 410 disposed on the housing 100 and a second heat conducting portion 420 disposed on the circuit board 200, and the first heat conducting portion 410 and the second heat conducting portion 420 are disposed in contact with each other, so that heat on the circuit board 200 can be quickly transferred to the second heat conducting portion 420 through the bare copper area 210, and then transferred to the housing 100 through the first heat conducting portion 410, and outwards facing the surface of the housing 100.
It can be understood that the second heat conduction part 420 covers the back surface 200B of the circuit board 200, and the second heat conduction part 420 covers the bare copper region 210, so that the contact area between the second heat conduction part 420 and the bare copper region 210 is increased, and the heat conduction efficiency is further improved.
In practical applications, the first heat conduction portion 410 is disposed on the housing 100, and in order to further improve the heat conduction efficiency, the first heat conduction portion 410 may be disposed in a sheet structure covering a partial area of the inner wall of the housing 100, so as to increase the heat conduction area and reduce the occupied space in the housing 100.
Alternatively, the second heat conduction portion 420 may be attached to the back surface 200B of the circuit board 200 by means of adhesion. In order to ensure the compactness of the structure and to ensure high thermal conductivity, the second heat conduction part 420 may adopt a graphite sheet structure, and the compactness of the structure is ensured while improving the heat conduction efficiency by adhering a graphite sheet to the back surface 200B of the circuit board 200.
Alternatively, the first heat conduction part 410 may be adhered to the inner wall of the housing 100 by means of adhesion. In order to ensure compactness of the structure and also to ensure high thermal conductivity, the first heat conduction part 410 may be of a graphite sheet structure.
In an embodiment, the first heat conduction portion 410 and the second heat conduction portion 420 may be a separate structure or an integrated structure. When the first heat conduction portion 410 and the second heat conduction portion 420 are separate structures, the first heat conduction portion 410 and the second heat conduction portion 420 may be connected, adhered or abutted to each other to achieve contact therebetween. When the first heat conduction part 410 and the second heat conduction part 420 are of an integral structure, they may be in a bent state, and in order to ensure high heat conductivity, the heat conduction member 400 (the first heat conduction part 410 and the second heat conduction part 420) is optionally a graphite sheet.
In an embodiment of the utility model, referring to fig. 2 to 5, the bare copper region 210 is disposed corresponding to the power module 300.
It can be understood that the bare copper area 210 is located on the back side 200B of the circuit board 200, the power module 300 is located on the front side 200A of the circuit board 200, and the distance between the power module 300 and the bare copper area 210 is reduced by arranging the bare copper area 210 corresponding to the power module 300, so that the heat of the power module 300 can be more quickly transferred to the bare copper area 210, and the heat transfer efficiency is further improved.
It should be noted that the bare copper region 210 and the power module 300 are correspondingly disposed, and the bare copper region 210 and the power module 300 are disposed in an insulating manner, so as to avoid a short-circuit fault caused by electrical conduction between the bare copper region 210 and the power module 300.
In an embodiment of the utility model, referring to fig. 3 to 5, the back surface 200B of the circuit board 200 is provided with a trace area, and the areas of the back surface 200B except the trace area are all the bare copper areas 210.
In this embodiment, the back surface 200B of the circuit board 200 is further provided with a routing area, so that a function of routing the back surface 200B of the circuit board 200 is realized. In order to further improve the heat transfer efficiency, the areas of the back surface 200B of the circuit board 200 other than the trace area are the bare copper areas 210, which increases the heat dissipation area, and also increases the heat transfer areas of the bare copper areas 210 and the second heat conducting part 420, thereby achieving the purpose of further improving the heat dissipation efficiency.
In an embodiment of the present invention, referring to fig. 1 to 5, the earphone charging box further includes an inner liner 500 for loading the earphone, the inner liner 500 is disposed in the housing 100 and connected to the housing 100 to form a receiving cavity, and the circuit board 200, the power module 300 and the heat conducting member 400 are disposed in the receiving cavity.
It will be appreciated that the inner liner 500 functions to carry the earphones, and also functions as a support stand. The inner liner 500 is disposed in the housing 100 and connected to the housing 100 to form a relatively closed receiving cavity, and the circuit board 200 and the power module 300 are disposed in the receiving cavity to ensure the charging of the earphone or the internal battery. In this embodiment, the bare copper area 210 of the circuit board 200 and the housing 100 are connected by the heat conducting member 400, so that heat generated by the power module 300 can be transferred to the housing 100 through the bare copper area 210 and the heat conducting member 400, thereby preventing heat from accumulating inside the accommodating cavity and achieving the purpose of rapid heat dissipation.
In one embodiment, referring to fig. 1 to 5, the bottom of the housing 100 is provided with a bracket 600, the circuit board 200 is mounted on the bracket 600, and the front surface 200A of the circuit board 200 is disposed downward. In this embodiment, the bracket 600 is disposed at the bottom of the casing 100 to support the circuit board 200, so that the circuit board 200 is suspended in the casing 100, and the installation space of the power module 300 and other electronic components on the circuit board 200 is ensured. The front surface 200A of the circuit board 200 is disposed downward, the power module 300 is disposed below the circuit board 200, and the bare copper area 210 is disposed above the circuit board 200, so that the installation space of the heat conducting member 400 is increased, the heat conducting member 400 can have a larger contact area with the housing 100, and the heat dissipation efficiency is further improved.
The present invention further provides an electronic device, which includes an earphone charging box, and the specific structure of the earphone charging box refers to the above embodiments, and since the electronic device adopts all technical solutions of all the above embodiments, the electronic device at least has all beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. An earphone charging box, comprising:
a housing;
a circuit board disposed within the housing; the circuit board is provided with a front side and a back side which are oppositely arranged, and the back side is provided with a bare copper area;
the power module is arranged on the front side of the circuit board and is electrically connected with the circuit board; and
a thermally conductive member connecting the bare copper area and the housing.
2. The earphone charging box of claim 1, wherein the heat conductive member comprises:
a first heat conduction portion provided to the case; and
the second heat conduction part covers the back of the circuit board and is in contact with the first heat conduction part.
3. The earphone charging box according to claim 2, wherein the first heat conduction portion is attached to an inner wall of the housing; and/or the second heat conduction part is attached to the back surface of the circuit board.
4. The earphone charging box of claim 3, wherein the first heat conduction portion and the second heat conduction portion are of a unitary structure.
5. The earphone charging box according to any one of claims 1 to 4, wherein the heat conductive member is a graphite sheet.
6. The earphone charging box of any one of claims 1 to 4, wherein the bare copper area is disposed corresponding to a position of the power module.
7. The earphone charging box according to any one of claims 1 to 4, wherein the back surface of the circuit board is provided with a wiring area, and the areas of the back surface except the wiring area are the bare copper areas.
8. The earphone charging box according to any one of claims 1 to 4, further comprising a liner for loading an earphone, the liner being disposed in the housing and connected to the housing to form a receiving cavity, wherein the circuit board, the power module and the heat conducting member are disposed in the receiving cavity.
9. The earphone charging box of claim 8, wherein a bottom of the housing is provided with a bracket, the circuit board is mounted on the bracket, and a front surface of the circuit board is disposed downward.
10. An electronic device characterized by comprising the earphone charging box according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122075979.7U CN215499528U (en) | 2021-08-30 | 2021-08-30 | Earphone charging box and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122075979.7U CN215499528U (en) | 2021-08-30 | 2021-08-30 | Earphone charging box and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215499528U true CN215499528U (en) | 2022-01-11 |
Family
ID=79766182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122075979.7U Active CN215499528U (en) | 2021-08-30 | 2021-08-30 | Earphone charging box and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215499528U (en) |
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2021
- 2021-08-30 CN CN202122075979.7U patent/CN215499528U/en active Active
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| GR01 | Patent grant |