阅读说明：本技术 一种电路板结构及电子设备 (Circuit board structure and electronic equipment ) 是由 黎志冬 于 2019-10-31 设计创作，主要内容包括：本发明公开一种电路板结构及电子设备；其中,所公开的电路板结构包括第一电路板(100)和第二电路板(200)；所述第二电路板(200)设置于所述第一电路板(100)上,且所述第一电路板(100)的板面和所述第二电路板(200)的板面之间具有夹角α,0°＜α＜180°；所述第一电路板(100)和所述第二电路板(200)上均设置有电子元器件(400),且所述第一电路板(100)和所述第二电路板(200)之间电连接。上述方案能解决目前的组装电路板存在的所占空间得不到充分利用的问题。(The invention discloses a circuit board structure and an electronic device; wherein the disclosed circuit board structure comprises a first circuit board (100) and a second circuit board (200); the second circuit board (200) is arranged on the first circuit board (100), an included angle alpha is formed between the board surface of the first circuit board (100) and the board surface of the second circuit board (200), and alpha is larger than 0 degree and smaller than 180 degrees; and electronic components (400) are arranged on the first circuit board (100) and the second circuit board (200), and the first circuit board (100) and the second circuit board (200) are electrically connected. The problem that occupied space of the existing assembled circuit board cannot be fully utilized can be solved by the scheme.)

1. A circuit board structure, characterized by comprising a first circuit board (100) and a second circuit board (200); the second circuit board (200) is arranged on the first circuit board (100), an included angle alpha is formed between the board surface of the first circuit board (100) and the board surface of the second circuit board (200), and alpha is larger than 0 degree and smaller than 180 degrees; and electronic components (400) are arranged on the first circuit board (100) and the second circuit board (200), and the first circuit board (100) and the second circuit board (200) are electrically connected.

2. A circuit-board structure according to claim 1, characterized in that the circuit-board structure further comprises electrically conductive joints (300); the first circuit board (100) is provided with a first conductive connecting end, the second circuit board (200) is provided with a second conductive connecting end, and the first conductive connecting end and the second conductive connecting end are electrically connected through the conductive connecting piece (300).

3. A circuit board structure according to claim 2, characterized in that the first and second electrically conductive connection terminals are each provided with a pad (210) for soldering with the electrically conductive joint (300).

4. A circuit board structure according to claim 2, characterized in that the conductive joint (300) is a conductive metal block.

5. Circuit-board structure according to claim 4, characterised in that the conductive metal block is a copper block.

6. A circuit board structure according to any one of claims 1 to 5, characterized in that the number of the second circuit boards (200) is at least two; the at least two second circuit boards (200) are arranged on the first circuit board (100) and are respectively and electrically connected with the first circuit board (100).

7. The circuit board structure according to claim 6, wherein the number of the second circuit boards (200) is two, and the two second circuit boards (200) are disposed on the same side of the first circuit board (100).

8. Circuit-board structure according to claim 7, characterised in that the number of said first circuit-board (100) is two; the two second circuit boards (200) are arranged between the two first circuit boards (100) in parallel and form a laminated structure, and each second circuit board (200) is electrically connected with the two first circuit boards (100) respectively.

9. Circuit-board structure according to claim 8, characterised in that said two first circuit-boards (100) are located on opposite sides of said second circuit-board (200), respectively.

10. A circuit-board structure according to claim 6, characterized in that the number of second circuit boards (200) is three; the three second circuit boards (200) are arranged on the same side of the first circuit board (100) and form a box body structure with two adjacent side faces being open with the first circuit board (100).

11. The circuit board structure according to claim 6, wherein the angle α between the board surface of each of the second circuit boards (200) and the board surface of the first circuit board (100) is 90 °.

12. An electronic device, characterized in that it comprises a circuit board structure according to any one of claims 1 to 11.

Technical Field

The present invention relates to the field of electronic devices, and in particular, to a circuit board structure and an electronic device.

Background

Various electronic components are generally mounted on a Printed Circuit Board (PCB), and the electronic components mounted on the PCB are electrically interconnected through the PCB to form an electronic system, so that the electronic device can implement corresponding functions.

At present, printed circuit boards of consumer-grade electronic devices (e.g., mobile phones, tablet computers, smart speakers, etc.) are moving toward higher packaging densities to fully utilize the internal space of the electronic devices; therefore, the technology of assembling all electronic components on a single printed circuit board has not been fully satisfactory for the development of electronic devices.

Disclosure of Invention

The invention discloses a circuit board structure and electronic equipment, which aim to solve the problem that the occupied space of the existing assembled circuit board cannot be fully utilized.

In order to solve the problems, the invention adopts the following technical scheme:

in a first aspect, an embodiment of the present invention provides a circuit board structure, including a first circuit board and a second circuit board; the second circuit board is arranged on the first circuit board, an included angle alpha is formed between the board surface of the first circuit board and the board surface of the second circuit board, and alpha is larger than 0 degree and smaller than 180 degrees; and the first circuit board and the second circuit board are both provided with electronic components, and the first circuit board and the second circuit board are electrically connected.

In a second aspect, an embodiment of the present invention provides an electronic device, including the circuit board structure described above.

In the embodiment of the invention, the second circuit board is arranged on the first circuit board, and the included angle alpha is formed between the board surfaces of the first circuit board and the second circuit board, and alpha is more than 0 degree and less than 180 degrees, so that various electronic components of the whole electronic system can be respectively borne on the corresponding first circuit board and the second circuit board, further the layout of the electronic components in all directions of the three-dimensional space of the circuit board structure can be realized, the areas of the circuit board structure in the transverse space and the lateral space can be fully and effectively utilized, and the layout density of the electronic components in the electronic equipment and the layout flexibility of the electronic components can be greatly increased; meanwhile, the first circuit board and the second circuit board can be electrically interconnected through the electrical connection between the first circuit board and the second circuit board, so that the whole electronic system can realize corresponding functions.

Drawings

FIG. 1 is a schematic side view of a first circuit board structure according to an embodiment of the present invention;

fig. 2 is a schematic top view of a first circuit board structure according to an embodiment of the disclosure;

FIG. 3 is a schematic side view of a second circuit board structure according to an embodiment of the present invention;

FIG. 4 is a schematic side view of a third circuit board structure according to an embodiment of the present invention;

fig. 5 is a schematic perspective view of a fourth circuit board structure according to an embodiment of the present invention.

Description of reference numerals:

100-a first circuit board,

200-second circuit board, 210-bonding pad,

300-connecting piece,

400-electronic components, 410-passive components, 420-integrated components, 430-electrical connection components.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.

The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 5, an embodiment of the invention discloses a circuit board structure, which includes a first circuit board 100 and a second circuit board 200.

The first circuit board 100 and the second circuit board 200 serve as carriers of the electronic components 400, so that various electronic components 400 of an electronic system can be mounted on the first circuit board 100 and the second circuit board 200, respectively, and the electronic components 400 mounted on the first circuit board 100 can be electrically interconnected through the printed circuit of the first circuit board 100, and the electronic components 400 mounted on the second circuit board 200 can be electrically interconnected through the printed circuit of the second circuit board 200.

In general, the electronic component 400 may include at least one of the driven device 410, the integrated component 420, and the electrical connection assembly 430, and may be mounted on a circuit board using an existing socket hole structure or a surface mount technology; the driven device 410 is a diode, a triode, a capacitor, a resistor, and other components; the integrated component 420 refers to components such as a programmable logic device, a memory, a power amplifier, a crystal oscillator (i.e., a quartz crystal oscillator), and the like; the electrical connection assembly 430 refers to components such as a board-to-board connector, an antenna spring, a mechanical key, and an LED lamp.

In the embodiment of the present invention, the second circuit board 200 is disposed on the first circuit board 100, and the first circuit board 100 and the second circuit board 200 are electrically connected, so that the first circuit board 100 and the second circuit board 200 are electrically interconnected before use, thereby ensuring the function of the whole electronic system to be realized; moreover, an included angle α is formed between the board surface of the first circuit board 100 and the board surface of the second circuit board 200, and α is more than 0 degree and less than 180 degrees, so that the space occupied by the second circuit board 200 and the space occupied by the first circuit board 100 on the side of the second circuit board 200 are both effective areas of the layout of the electronic components 400; therefore, the layout of the electronic components 400 in all directions of the three-dimensional space of the circuit board structure can be realized, the areas of the transverse space and the lateral space of the circuit board structure can be fully and effectively utilized, and the layout density of the electronic components 400 in the electronic equipment and the layout flexibility of the electronic components 400 can be greatly increased.

In the embodiment of the present invention, the included angle α between the board surface of the first circuit board 100 and the board surface of the second circuit board 200 may be various angles such as 30 °, 60 °, 90 °, 120 °, and 150 °, so that the first circuit board 100 and the second circuit board 200 may be disposed at various angles.

When the included angle α is 90 °, the first circuit board 100 and the second circuit board 200 may be vertically disposed in a horizontal direction and a vertical direction; when the included angle α is greater than 0 ° and less than 90 ° or greater than 90 ° and less than 180 °, the first circuit board 100 and the second circuit board 200 may be in a laterally and obliquely arranged structure.

Meanwhile, if the included angle α is large, that is, there is enough space between the first circuit board 100 and the second circuit board 200 to accommodate the electronic component 400, both side board surfaces of the first circuit board 100 and the second circuit board 200 may be used to carry the corresponding electronic component 400, respectively; if the included angle α is small, that is, the space between the first circuit board 100 and the second circuit board 200 is not enough to accommodate the electronic component 400, the electronic component 400 may be respectively placed on a side of the first circuit board 100 facing away from the second circuit board 200 and a side of the second circuit board 200 facing away from the first circuit board 100.

In the embodiment of the present invention, in order to facilitate the electrical connection between the first circuit board 100 and the second circuit board 200, the disclosed circuit board structure may further include a conductive connector 300; the first circuit board 100 is provided with a first conductive connecting end, the second circuit board 200 is provided with a second conductive connecting end, and the first conductive connecting end and the second conductive connecting end are electrically connected through the conductive connecting piece 300, so that the first circuit board 100 and the second circuit board 200 are electrically communicated with each other, and the first circuit board 100 and the second circuit board 200 are fixed through the conductive connecting piece 300; the conductive connecting member 300 may be a conductive metal block or a conductive metal plate made of a conductive material such as copper, copper alloy, or aluminum alloy, and the embodiment of the invention does not limit the specific material structure of the conductive connecting member 300.

Both ends of the conductive connecting member 300 can be respectively soldered to the first conductive connecting end of the first circuit board 100 and the second conductive connecting end of the second circuit board 200, so that the circuit board structure can be manufactured based on a conventional soldering process, and the circuit board structure has the advantages of simple process and high input/output ratio.

In order to facilitate the arrangement and assembly between the first circuit board 100 and the second circuit board 200 in the production and manufacturing process, one end of the conductive connecting piece 300 can be arranged at the first conductive connecting end of the first circuit board 100, so that the electrical connection can be completed only by welding the other end of the conductive connecting piece 300 and the second conductive connecting end of the second circuit board 200 in the subsequent arrangement and assembly process, and the arrangement and assembly between the first circuit board 100 and the second circuit board 200 are more convenient and faster; of course, one end of the conductive connecting member 300 may be disposed at the second conductive connecting end of the second circuit board 200, and in the subsequent disposing and assembling process, the other end of the conductive connecting member 300 is only required to be welded to the second conductive connecting end of the first circuit board 100 to complete the electrical connection.

In order to facilitate the welding and fixing of the conductive connecting member 300, both the first conductive connecting end of the first circuit board 100 and the second conductive connecting end of the second circuit board 200 may be provided with a pad 210, thereby facilitating the increase of the welding area, improving the welding effect, and ensuring that the welding ends have good conductive performance.

In the circuit board structure disclosed in the embodiment of the present invention, the number of the first circuit boards 100 is at least one, the number of the second circuit boards 200 is at least one, and each of the first circuit boards 100 and each of the second circuit boards 200 is loaded with electronic components and is configured to be assembled into a circuit board structure of various shapes; embodiments of the present invention do not limit the specific number of the first and second circuit boards 100 and 200 and the specific shape of the circuit board structure.

Fig. 1 shows a first circuit board structure disclosed in the embodiment of the present invention; the number of the first circuit boards 100 is two, and the number of the second circuit boards 200 is also two; the two second circuit boards 200 are disposed in parallel between the two first circuit boards 100 and form a layered structure, and each second circuit board 200 is electrically connected to the two first circuit boards 100, respectively, so that the entire circuit board structures are electrically interconnected, and a two-layer stacked circuit board structure is formed in both the lateral space and the lateral space.

The included angle α between the first circuit board 100 and the second circuit board 200 is 90 °, that is, the first circuit board 100 and the second circuit board 200 are vertically arranged in the horizontal direction and the longitudinal direction, so that a square frame structure is enclosed by the two second circuit boards 200 and the two first circuit boards 100. Of course, according to the specific use and arrangement environment condition of the circuit board structure in the electronic device, the included angle α between the first circuit board 100 and the second circuit board 200 may also be adaptively changed, so that the enclosed circuit board structure may be a parallelogram frame structure or a trapezoid frame structure, etc.

Meanwhile, the first circuit board 100 is provided with a plurality of first conductive connection terminals, the second circuit board 200 is provided with a plurality of second conductive connection terminals, and one first conductive connection terminal corresponds to one second conductive connection terminal; a pair of corresponding first and second conductive connection terminals are connected by a corresponding conductive connector 300, as shown in fig. 2. Of course, the number of the first conductive connection terminals and the second conductive connection terminals may be increased or decreased adaptively according to the electrical connection requirement between the first circuit board 100 and the second circuit board 200, and the specific number thereof is not limited in the embodiment of the present invention.

Fig. 3 shows a second circuit board structure disclosed in the embodiment of the present invention; based on the shape structure of the first circuit board structure shown in fig. 1, four first circuit boards 100 are further disposed between the two second circuit boards 200, and two ends of the four first circuit boards 100 are electrically connected to the two second circuit boards 200, respectively, so that the whole circuit board structures are electrically interconnected, two layers of second circuit boards 200 are formed in the horizontal space, and six layers of first circuit boards 100 are formed in the longitudinal space.

Fig. 4 shows a third middle circuit board structure disclosed in the embodiment of the present invention; based on the shape structure of the first circuit board structure shown in fig. 1, three second circuit boards 200 are disposed in parallel between two first circuit boards 100, and two ends of the three second circuit boards 200 are electrically connected to the two first circuit boards 100, so that the circuit board structures are electrically interconnected, and a circuit board structure in which three second circuit boards 200 are stacked in a horizontal space and two first circuit boards 100 are stacked in a vertical space is formed.

Fig. 5 shows a fourth circuit board structure disclosed in the embodiment of the present invention; the number of the first circuit boards 100 is one, and the number of the second circuit boards 200 is three; three second circuit boards 200 are disposed on the same side of the first circuit board 100, and enclose with the first circuit board 100 a box structure with two adjacent sides being open, and each second circuit board 200 and the first circuit board 100 are both loaded with electronic components 400, so that not only is the layout of the electronic components 400 in the three-dimensional space direction realized, but also the box structure formed by the circuit boards can be used as a resonance cavity of a sound, so that the circuit board structure is more fully utilized.

Each second circuit board 200 is electrically connected to the first circuit board 100 through a corresponding conductive connector 300; meanwhile, two adjacent second circuit boards 200 can also be electrically connected through corresponding conductive connectors 300, so as to facilitate electrical communication of the whole circuit board structure.

Of course, in the fourth circuit board structure shown in fig. 5, it is also possible to further provide one first circuit board 100 on the top sides of the three second circuit boards 200, so that the three second circuit boards 200 and the two first circuit boards 100 enclose a box structure with one side being open, and the box structure formed by the circuit boards can also be used as a resonance cavity of an audio.

The embodiment of the invention also discloses electronic equipment, which comprises an equipment body and the circuit board structure arranged in the equipment body; the electronic device can be a smart sound, a smart phone, a tablet computer, an electronic book reader, a smart watch and the like.

In the above embodiments of the present invention, the difference between the embodiments is mainly described, and different optimization features between the embodiments can be combined to form a better embodiment as long as they are not contradictory, and further description is omitted here in view of brevity of the text.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.