CN113795075B - Electronic equipment - Google Patents

Electronic equipment Download PDF

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Publication number
CN113795075B
CN113795075B CN202010468150.0A CN202010468150A CN113795075B CN 113795075 B CN113795075 B CN 113795075B CN 202010468150 A CN202010468150 A CN 202010468150A CN 113795075 B CN113795075 B CN 113795075B
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CN
China
Prior art keywords
flexible circuit
circuit board
electronic device
board
battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202010468150.0A
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Chinese (zh)
Other versions
CN113795075A (en
Inventor
刘秀兰
曹胜辉
刘天野
严斌
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN202010468150.0A priority Critical patent/CN113795075B/en
Priority to PCT/CN2021/085647 priority patent/WO2021238416A1/en
Publication of CN113795075A publication Critical patent/CN113795075A/en
Application granted granted Critical
Publication of CN113795075B publication Critical patent/CN113795075B/en
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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/0277Bendability or stretchability details
    • H05K1/028Bending or folding regions of flexible printed circuits
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/0201Thermal arrangements, e.g. for cooling, heating or preventing overheating
    • H05K1/0203Cooling of mounted components

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)

Abstract

The embodiment of the application provides electronic equipment, which comprises a shell, and a battery, a main board, a flexible circuit board and a heat dissipation part which are arranged on the shell, wherein the main board comprises a first main board and a second main board, the flexible circuit board comprises a first flexible circuit board and a second flexible circuit board, the battery comprises a battery core and a wireless charging device, the wireless charging device comprises a wireless charging coil layer, a wireless charging nanocrystalline layer and a graphite layer, the shell is provided with a concave part, and the first flexible circuit board and the second flexible circuit board are arranged on the concave part in a stacked manner. The design is that the flexible circuit board is arranged at the concave part, so that the internal space of the electronic equipment occupied by the flexible circuit board is reduced, the structure of the electronic equipment is conveniently optimized, and the whole volume of the electronic equipment is reduced.

Description

Electronic equipment
Technical Field
The present application relates to the field of communications devices, and in particular, to an electronic device.
Background
Along with the progress of technology, electronic devices such as mobile phones and tablet computers have become common electronic devices, and in order to facilitate the use of people, besides the conventional manner of charging by connecting a charger through a data line, the electronic devices such as mobile phones are further provided with a wireless charging device.
Disclosure of Invention
The application provides an electronic device which is used for solving the problem of larger volume of the electronic device in the prior art
An embodiment of the present application provides an electronic device, which is characterized in that the electronic device includes:
a housing;
the main board comprises a first main board and a second main board, and the first main board and the second main board are positioned at two opposite ends of the shell along the length direction of the electronic equipment;
the flexible circuit board comprises a first flexible circuit board and a second flexible circuit board;
the first flexible circuit board is connected with the first main board and the second main board and is used for electrifying;
the second flexible circuit board is connected with the first main board and the second main board and is used for communication;
a heat radiating member mounted to the housing;
the battery is arranged on the shell and comprises a battery core and a wireless charging device, wherein the wireless charging device comprises a wireless charging coil layer, a wireless charging nanocrystalline layer and a graphite layer;
the shell is provided with a concave part, and the first flexible circuit board and the second flexible circuit board are installed in the concave part and are stacked.
According to the electronic equipment provided by the embodiment of the application, the concave part is arranged on the shell, and the flexible circuit boards are stacked and placed in the concave part, so that the space inside the electronic equipment occupied by the flexible circuit boards can be effectively reduced, meanwhile, the interference of the flexible circuit boards on the connection of the battery and the shell is reduced, and the whole volume of the electronic equipment is reduced.
In one possible embodiment, the housing has a housing cavity for mounting a battery, the housing cavity has a bottom wall in a thickness direction of the electronic device, the recess is provided in the bottom wall, and the first flexible circuit board and the second flexible circuit board are stacked in the thickness direction of the electronic device.
The thickness of the electronic device can be effectively reduced by such a design.
In one possible embodiment, the accommodating cavity has a first mounting portion and a second mounting portion, the battery is mounted on the first mounting portion, the first main board is located on the second mounting portion, and the battery is connected with the first main board;
the first flexible circuit board is provided with a first main body part and a first extension part, the first main body part is connected with the first extension part and has a preset included angle, and the first extension part is provided with a connector which is used for being connected with the first main board;
the part of the first extension part, which is provided with the connector, is positioned at the second mounting part, and the part of the first extension part, which is not provided with the connector, is positioned at the first mounting part.
By means of the design, the first flexible circuit board can be connected with the first main board conveniently.
In one possible embodiment, along a thickness direction of the electronic device, a projected portion of the first extension is located outside a projection range of the second flexible circuit board.
By the design, the first extension part can directly extend to the position connected with the first main board in the first mounting part, and the size of the first flexible circuit board can be reduced.
In one possible implementation manner, the second flexible circuit board has a second main body portion and a second extension portion, a preset included angle is formed between the second main body portion and the second extension portion, and the second extension portion is provided with a connector for connecting with the first main board.
The design can enable the structure of the second flexible circuit board to be more flexible, and the second flexible circuit board is more convenient to connect the first main board and the second main board.
In one possible embodiment, the accommodating cavity has a first mounting portion and a second mounting portion, the battery is located at the first mounting portion, the first main board is located at the second mounting portion, and the second extension portion is located at the second mounting portion;
the second main body part is arranged along the length direction of the electronic equipment, and the second extension part is perpendicular to the second main body part.
The design can reduce the space that the second flexible circuit board occupies first installation department to reduce the influence of flexible circuit board 4 to battery 3 installation, promote the connection stability between battery 3 and the casing.
In one possible implementation manner, the recess is a stepped groove, and the stepped groove includes a first groove section and a second groove section along a thickness direction of the electronic device, wherein a cross-sectional area of the first groove section is smaller than a cross-sectional area of the second groove section, the first flexible circuit board is located in the first groove section, and the second flexible circuit board is located in the second groove section.
In one possible embodiment, the first flexible circuit board is located between the bottom wall of the recess and the second flexible circuit board;
the cross-sectional area of the second flexible circuit board is smaller than the cross-sectional area of the first flexible circuit board.
The design can be convenient for fix a position the meat type circuit board, can promote the relative position precision of flexible circuit board.
In one possible embodiment, the flexible circuit board further includes a third flexible circuit board for connecting with a screen of the electronic device;
and the heat dissipation part and the third flexible circuit board are respectively positioned at two opposite sides of the first flexible circuit board along the width direction of the electronic equipment.
Such design is through making flexible circuit board set up in the middle, can be convenient for first flexible circuit board and second mainboard be connected, makes electronic equipment's inner structure more reasonable, promotes charging efficiency.
In one possible implementation, the electronic device further includes a heat dissipation component, and the flexible circuit board further includes a third flexible circuit board, where the third flexible circuit board is configured to connect with a screen of the electronic device;
and the third flexible circuit board and the first flexible circuit board are respectively positioned at two opposite sides of the heat dissipation part along the width direction of the electronic equipment.
The design can improve the working efficiency of the heat dissipation part by arranging the heat dissipation part in the middle, is convenient for transferring heat to other areas, and effectively reduces the possibility of heating of the electronic equipment.
The embodiment of the application provides electronic equipment, which comprises a shell, and a battery, a main board, a flexible circuit board and a heat dissipation part which are arranged on the shell, wherein the main board comprises a first main board and a second main board, the flexible circuit board comprises a first flexible circuit board and a second flexible circuit board, the battery comprises a battery core and a wireless charging device, the wireless charging device comprises a wireless charging coil layer, a wireless charging nanocrystalline layer and a graphite layer, the shell is provided with a concave part, and the first flexible circuit board and the second flexible circuit board are arranged on the concave part in a stacked manner. The design is that the flexible circuit board is arranged at the concave part, so that the internal space of the electronic equipment occupied by the flexible circuit board is reduced, the structure of the electronic equipment is conveniently optimized, and the whole volume of the electronic equipment is reduced.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application as claimed.
Drawings
Fig. 1 is a cross-sectional view of a first embodiment of an electronic device according to an embodiment of the present application;
fig. 2 is a cross-sectional view of a second embodiment of an electronic device according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of a third embodiment of an electronic device according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of a first embodiment of a second flexible circuit board according to an embodiment of the present application;
fig. 5 is a schematic structural diagram of a fourth embodiment of an electronic device according to an embodiment of the present application;
fig. 6 is a schematic structural diagram of a second embodiment of a second flexible circuit board according to an embodiment of the present application.
Reference numerals:
1-a housing;
11-a recess;
12-a receiving cavity;
121-a first mounting portion;
122-a second mounting portion;
13-a first trough section;
14-a second trough section;
2-a main board;
21-a first motherboard;
22-a second motherboard;
3-cell;
31-an electric core;
32-a wireless charging device;
321-a wireless charging coil layer;
322-wireless charging nanocrystalline layer;
323-a graphite layer;
4-a flexible circuit board;
41-a first flexible circuit board;
411-a first body portion;
412-a first extension;
42-a second flexible circuit board;
421-a second body portion;
422-a second extension;
43-a third flexible circuit board;
a 44-connector;
5-heat sink member.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.
Detailed Description
For a better understanding of the technical solution of the present application, the following detailed description of the embodiments of the present application refers to the accompanying drawings.
It should be understood that the described embodiments are merely some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The terminology used in the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one relationship describing the association of the associated objects, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
It should be noted that, the terms "upper", "lower", "left", "right", and the like in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.
Along with development of technology, electronic devices such as mobile phones, tablet computers, notebook computers and the like have become common communication devices, and in general, the electronic devices are connected with a socket or a charger through a data line to achieve the purpose of charging the electronic devices. However, in the design of some electronic devices, the charging interface and the earphone interface share the same interface, so that when the electronic device is charged, the earphone cannot be used, which is inconvenient for a user. In order to solve the above-mentioned problem, a wireless charging device is usually disposed inside the electronic device, besides the battery cell, so that a user can charge the electronic device through the wireless charging device.
The arrangement of the wireless charging device inside the electronic device solves the problem of inconvenient use of the electronic device, but leads to an increase in the number of circuit boards arranged inside the electronic device and an increase in the volume of the electronic device.
In view of this, the embodiment of the application provides an electronic device, which is used for solving the problem of larger volume of the electronic device in the prior art.
As shown in fig. 1 to 4, an embodiment of the present application provides an electronic device, wherein the electronic device includes at least a housing 1, a main board 2, a flexible circuit board 4, a battery 3, and a heat dissipation assembly 5. The housing 1 may be a center of the electronic device. The heat dissipation component 5 may be a temperature equalizing plate and is embedded in a middle frame of the electronic device. The battery 3 may include a battery cell 31 and a wireless charging device 32, and in particular, the wireless charging device 32 may be composed of a wireless charging coil layer 321, a wireless charging nanocrystal layer 322, and a graphite layer 323, and the components of the wireless charging device 32 may be stacked along a thickness direction Z of the electronic apparatus. By including the first motherboard 21 and the second motherboard 22 on the motherboard 2, along the length direction Y of the electronic device, the first motherboard 21 and the second motherboard 22 are located at opposite ends of the housing 1, respectively, the flexible circuit board 4 includes a first flexible circuit board 41 and a second flexible circuit board 42, where the first flexible circuit board 41 is connected to the first motherboard 21 and the second motherboard 22, for energizing, and current can be transferred from the second motherboard 22 to the first motherboard 21 via the first flexible circuit board 41, so that electronic components located on the first motherboard 21 and the second motherboard 22 can work normally, and meanwhile, the first flexible circuit board 41 can also be used for charging, specifically, in a possible embodiment, the second motherboard 22 can be electrically connected to a charging interface of the electronic device, when the electronic device is connected to a power source through the charging interface, the current can be transferred to the second motherboard 22, and transferred from the first motherboard 21 to the battery 3 electrically connected to the first motherboard 21 through the first flexible circuit board 41, and stored in the battery 31, so as to realize charging of the electronic device. The second flexible circuit board 42 connects the first motherboard 21 and the second motherboard 22 for communication, i.e. when the electronic components located on the first motherboard 21 and the second motherboard 22 need to cooperate, communication can be established through the second flexible circuit board 42 to realize data interaction. It should be noted that, the first flexible circuit board 41 includes, but is not limited to, power-on, and the second flexible circuit board 42 includes, but is not limited to, communication, and both may include both power-on and communication functions. The housing 1 is provided with a recess 11, the first flexible circuit board 41 and the second flexible circuit board 42 are mounted to the recess 11, and the first flexible circuit board 41 and the second flexible circuit board 42 are stacked.
The casing 1 sets up depressed part 11, all installs each flexible circuit board 4 in depressed part 11, can effectively reduce flexible circuit board 4 and occupy the inside space of electronic equipment to save electronic equipment's inner space, and then can reduce electronic equipment's volume. Meanwhile, the flexible circuit boards 4 are stacked, and the flexible circuit boards 4 can be arranged in the same concave part 11, so that the number of the concave parts 11 is reduced, interference of the flexible circuit boards 4 to connection of the battery 3 and the shell 1 is reduced, a larger contact area is formed between the battery 3 and the shell 1, and the possibility that the contact area between the battery 3 and the shell 1 is smaller and the stability of connection between the battery 3 and the shell 1 is affected due to the fact that the plurality of concave parts 11 are formed in the shell 1 is reduced.
Meanwhile, compared with the scheme that one flexible circuit board 4 is arranged to connect the first main board 21, the second main board 22 and the battery 3 at the same time, at least the first flexible circuit board 41 and the second flexible circuit board 42 are arranged to be lower in wiring difficulty during processing, processing is facilitated, processing efficiency of electronic equipment can be improved, and meanwhile, the size of a single connector 44 can be reduced, so that electronic elements can be arranged more freely.
The first main board 21 and the second main board 22 are arranged at two opposite ends of the electronic device along the length direction Y of the electronic device, electronic elements can be conveniently arranged on the main board 2, so that arrangement of the electronic elements is more reasonable, in one possible implementation mode, the electronic elements such as a camera can be connected with the first main board 21, the electronic elements such as a loudspeaker assembly can be connected with the second main board 22, the wiring length of the electronic elements when the electronic elements are connected with the main board 2 can be reduced, wiring difficulty is reduced, the internal structure of the electronic device is convenient to optimize, and the internal layout of the electronic device is more reasonable.
It should be noted that, the technical solution provided by the embodiment of the present application, including but not limited to two flexible circuit boards 4, can be used when the electronic device has three or more flexible circuit boards 4, and the same technical effects can be achieved, which is not described herein.
As shown in fig. 1 and 2, in one possible embodiment, the case 1 has a housing chamber 12, the housing chamber 12 being for mounting the battery 3, the housing chamber 12 having a bottom wall, in a thickness direction Z of the electronic device, a recess 11 being provided in the bottom wall, and the first flexible circuit board 41 and the second flexible circuit board 42 being stacked Z in the thickness direction of the electronic device.
Through such design, the thickness of the electronic device can be effectively reduced, and since the first flexible circuit board 41 and the second flexible circuit board 42 are stacked and arranged in the concave portion 11 of the housing 1, that is, the first flexible circuit board 41 and the second flexible circuit board 42 are embedded in the housing 1, the thickness of the first flexible circuit board 41 and the second flexible circuit board 42 can be omitted when the thickness of the electronic device is calculated, thereby achieving the purpose of reducing the thickness of the electronic device.
As shown in fig. 3 and 4, in one possible embodiment, the accommodating cavity 12 has a first mounting portion 121 and a second mounting portion 122, wherein the battery 3 is located at the first mounting portion 121, the first main board 21 is located at the second mounting portion 122, the battery 3 is connected to the first main board 21, specifically, the first flexible circuit board 41 has a first main body portion 411 and a first extension portion 412, the first main body portion 411 is connected to the first extension portion 412, and a predetermined angle is formed between the first main body portion 411 and the first extension portion 412. The first extension portion 412 is provided with a connector 44, the connector 44 is used for connecting with the first main board 21, and a portion of the first extension portion 412 having the first connector 44 is located at the second mounting portion 122, and a portion of the first extension portion 412 not provided with the connector 44 is located at the first mounting portion 121.
The design that the first flexible circuit board 41 includes the first main part 411 and the first extension part 412 can be more convenient for first flexible circuit board 41 be connected with first mainboard 21, and then make first flexible circuit board be connected with battery 3 through first mainboard 21, and the contained angle between first main part 411 and the first extension part 412 can be adjusted according to the position of depressed part 11 and battery 3. In general, in order to reduce the overall flow path of the current during the transfer, the position where the first main board 21 is connected to the battery 3 is generally located at the middle position of the case 1 in the width direction X of the electronic device, and such a design can improve the charging efficiency by reducing the loss during the flow by reducing the overall flow path of the current during the transfer. In some designs, the flexible circuit board 4 is affected by other electronic components, or to improve the stability of connection between the battery 3 and the housing 1, the middle of the battery 3 is bonded to the housing 1, so that the flexible circuit board 4 cannot be disposed in the middle of the housing 1, and the difficulty in disposing the flexible circuit board 4 is increased. According to the scheme provided by the embodiment of the application, the first main body part 411 and the second extending part with the preset included angles are arranged on the first flexible circuit board 41, so that the flexible circuit board 4 can still be connected with the first main board 21 at the middle position of the shell 1 when the flexible circuit board 4 cannot be arranged at the middle position of the shell 1.
The second mounting portion 122 may be a mounting cavity or may be a mounting hole or the like, as long as the first main board 21 can be mounted conveniently.
In one possible embodiment, the bottom wall of the housing cavity 12 has a mounting hole, to which the first main plate 21 is mounted. Specifically, the mounting hole may be formed by cutting out the bottom wall of the partial accommodating chamber 12.
Such a design is not only convenient for carry out the location to first mainboard 21 when installing first mainboard 21, still is convenient for first mainboard 21 and hold the part connection of chamber opposite side, but also can increase the area that first mainboard 21 is used for arranging electronic component simultaneously, and electronic component can be arranged to the opposite both sides of first mainboard 21 to can reduce the volume of first mainboard 21.
As shown in fig. 3, in one possible embodiment, at least part of the projection of the first extension 412 is located outside the projection of the second flexible circuit board 42 in the thickness direction Z of the electronic device.
By means of the design, the first extension part 412 directly extends to the position connected with the first main board 21 in the first mounting part 121, the whole volume of the first flexible circuit board 41 can be reduced, the internal space of the electronic equipment can be optimized conveniently, and accordingly the whole volume of the electronic equipment is reduced.
As shown in fig. 5 and 6, in one possible embodiment, the second flexible circuit board 42 has a second main body 421 and a second extension 422, where the second main body 421 and the second extension 422 have a predetermined included angle therebetween, and the second extension 422 has a connector 44 for connecting with the first main board 21, and specifically, the connector 44 may be a Board To Board (BTB).
Such a design enables a more flexible structure of the second flexible circuit board 42, facilitating the connection of the second flexible circuit board 42 to the first motherboard 21 and the second motherboard 22. The flexible circuit board 4 can avoid the electronic elements when being arranged, so that the internal structure of the electronic equipment is more reasonable.
Specifically, as shown in fig. 5, in one possible embodiment, the accommodating chamber 12 has a first mounting portion 121 and a second mounting portion 122, the battery 3 is located at the first mounting portion 121, the first main board 21 is located at the second mounting portion 122, and the second extending portion 422 is located at the second mounting portion 122, wherein the second main body portion 421 is disposed along the length direction Y of the electronic device, and the second extending portion 422 is disposed perpendicular to the second main body portion 421.
Through setting up second extension 422 in second installation department 122, can reduce the space that second flexible circuit board 42 took up first installation department 121 to reduce the influence of flexible circuit board 4 to battery 3 installation, can make battery 3 and casing 1 have great area of contact, promote the stability of being connected between battery 3 and the casing 1.
The second main part 421 sets up along the length direction Y of electronic equipment and can reduce the size of second main part 421, and then reduces the volume of second main part 421, and the perpendicular second main part 421 of second extension 422 sets up to make second extension 422 can be connected with first mainboard 21, compare in setting up the whole slope of second flexible circuit board 42, such design makes the structure of second flexible circuit board 42 more reasonable, occupies less space of first installation department 121, is convenient for other electronic component more arrange in first installation department 121.
It should be noted that, the relative positional relationship between the second body 421 and the second extension 422 includes, but is not limited to, vertical, and the predetermined angle therebetween may be other angles, so long as the second extension 422 can be connected to the first main board 21 conveniently.
As shown in fig. 2, in one possible embodiment, the recess 11 is a stepped groove, and along the thickness direction Z of the electronic device, the stepped groove includes at least a first groove section 13 and a second groove section 14, the cross-sectional area of the first groove section 13 is smaller than the cross-sectional area of the second groove section 14, the first flexible circuit board 41 is located in the first groove section 13, and the second flexible circuit board 42 is located in the second groove section 14, so that the flexible circuit board 4 is positioned when the flexible circuit board 4 is installed, and the relative position accuracy of the flexible circuit board 4 is improved.
As shown in fig. 1, in one possible embodiment, the first flexible circuit board 41 is located between the bottom wall of the recess 11 and the second flexible circuit board 42, and the second flexible circuit board 42 has a smaller cross-sectional area than the first flexible circuit board 41.
Such a design is more convenient for the first flexible circuit board 41 and the second flexible circuit board 42 to stack, promotes the allowed error range in the stacking process, reduces the processing degree of difficulty, promotes machining efficiency.
As shown in fig. 3, in one possible embodiment, the flexible circuit board 4 may further include a third flexible circuit board 43, the third flexible circuit board 43 being for connection with a screen of the electronic device, and the heat dissipation member 5 and the third flexible circuit board 43 being located on opposite sides of the first flexible circuit board 41, respectively, in a width direction X of the electronic device.
Such design is through making flexible circuit board 4 set up in the middle, can be convenient for first flexible circuit board 41 and second mainboard 22 be connected, makes electronic equipment's inner structure more reasonable, promotes charging efficiency.
In one possible embodiment, the flexible circuit board 4 may further include a third flexible circuit board 43 for connection with the electronic device, the third flexible circuit board 43 and the first flexible circuit board 41 being located on opposite sides of the heat dissipation member 5, respectively, in the width direction X of the electronic device.
The design can promote the work efficiency of the heat dissipation part 5 through arranging the heat dissipation part 5 in the middle, is convenient for transfer heat to other areas, and effectively reduces the possibility of heating of the electronic equipment.
The embodiment of the application provides an electronic device, wherein the electronic device comprises a shell 1, a first main board 21, a second main board 22, a battery 3 and a heat dissipation component 5, wherein the first main board 21, the second main board 22, the battery 3 and the heat dissipation component 5 are arranged on the shell 1, the battery 3 comprises a battery core 31 and a wireless charging device 32, and the wireless charging device 32 comprises a wireless charging coil layer 321, a wireless charging nanocrystalline layer 322 and a graphite layer 323. The flexible circuit board 4 includes a first flexible circuit board 41 and a second flexible circuit board 42, the housing 1 has a recess 11, and the first flexible circuit board 41 and the second flexible circuit board 42 are mounted to the recess 11 and are stacked. In such design, the flexible circuit board 4 is arranged at the concave part 11, so that the internal space of the electronic equipment occupied by the flexible circuit board 4 is reduced, the structure of the electronic equipment is conveniently optimized, and the whole volume of the electronic equipment is reduced.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (8)

1. An electronic device, the electronic device comprising:
a housing;
the main board comprises a first main board and a second main board, and the first main board and the second main board are positioned at two opposite ends of the shell along the length direction of the electronic equipment;
the flexible circuit board comprises a first flexible circuit board and a second flexible circuit board;
the first flexible circuit board is connected with the first main board and the second main board and is used for electrifying;
the second flexible circuit board is connected with the first main board and the second main board and is used for communication;
a heat radiating member mounted to the housing;
the battery is arranged on the shell and comprises a battery core and a wireless charging device, wherein the wireless charging device comprises a wireless charging coil layer, a wireless charging nanocrystalline layer and a graphite layer;
the shell is provided with a concave part, and the first flexible circuit board and the second flexible circuit board are installed on the concave part and are stacked;
the depressed part is the ladder groove, follows the thickness direction of electronic equipment, the ladder groove includes first slot segment and second slot segment, the sectional area of first slot segment is less than the sectional area of second slot segment, first flexible circuit board is located first slot segment, the second flexible circuit board is located the second slot segment.
2. The electronic apparatus according to claim 1, wherein the housing has a housing cavity for mounting the battery, the housing cavity has a bottom wall in a thickness direction of the electronic apparatus, the recess is provided in the bottom wall, and the first flexible circuit board and the second flexible circuit board are stacked in the thickness direction of the electronic apparatus.
3. The electronic device according to claim 2, wherein the housing chamber has a first mounting portion and a second mounting portion, the battery is mounted to the first mounting portion, the first main board is located at the second mounting portion, and the battery is connected to the first main board;
the first flexible circuit board is provided with a first main body part and a first extension part, the first main body part is connected with the first extension part and has a preset included angle, and the first extension part is provided with a connector which is used for being connected with the first main board;
the part of the first extension part, which is provided with the connector, is positioned at the second mounting part, and the part of the first extension part, which is not provided with the connector, is positioned at the first mounting part.
4. The electronic device of claim 3, wherein the projected portion of the first extension is located outside the projected range of the second flexible circuit board in a thickness direction of the electronic device.
5. The electronic device of claim 2, wherein the second flexible circuit board has a second main body portion and a second extension portion, the second main body portion and the second extension portion have a predetermined included angle therebetween, and the second extension portion is provided with a connector for connecting with the first motherboard.
6. The electronic device of claim 5, wherein the housing cavity has a first mounting portion and a second mounting portion, the battery is located in the first mounting portion, the first motherboard is located in the second mounting portion, and the second extension is located in the second mounting portion;
the second main body part is arranged along the length direction of the electronic equipment, and the second extension part is perpendicular to the second main body part.
7. The electronic device of any one of claims 1-6, wherein the flexible circuit board further comprises a third flexible circuit board for connection with a screen of the electronic device;
and the heat dissipation part and the third flexible circuit board are respectively positioned at two opposite sides of the first flexible circuit board along the width direction of the electronic equipment.
8. The electronic device of any one of claims 1-6, wherein the flexible circuit board further comprises a third flexible circuit board for connection with a screen of the electronic device;
and the third flexible circuit board and the first flexible circuit board are respectively positioned at two opposite sides of the heat dissipation part along the width direction of the electronic equipment.
CN202010468150.0A 2020-05-28 2020-05-28 Electronic equipment Active CN113795075B (en)

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